Service manual Komatsu PC360LC-11 90001 & Up | SEN06513-04

Komatsu PC360LC-11 90001 & Up SEN06513-04 (Preview)

COVER
00 INDEX AND FOREWORD
INDEX
ABBREVIATION LIST
FOREWORD, SAFETY, BASIC INFORMATION
HOW TO READ THE SHOP MANUAL
SAFETY NOTICE FOR OPERATION
PRECAUTIONS TO PREVENT FIRE
ACTIONS IF FIRE OCCURS
PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS
ACTIONS TAKEN TO MEET EXHAUST GAS REGULATIONS
PRECAUTIONS FOR DEF
GENERAL CHARACTER AND PRECAUTIONS FOR HANDLING
PRECAUTIONS FOR ADDING
PRECAUTIONS FOR STORING
PRECAUTIONS FOR FIRE HAZARD AND LEAKAGE
THE OTHER PRECAUTIONS
STORE AdBlue/DEF
PRECAUTIONS FOR HANDLING HYDRAULIC EQUIPMENT
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF PIPINGS
PRECAUTIONS FOR HANDLING ELECTRICAL EQUIPMENT
PRECAUTIONS FOR HANDLING FUEL SYSTEM EQUIPMENT
PRECAUTIONS FOR HANDLING INTAKE SYSTEM EQUIPMENT
PRACTICAL USE OF KOMTRAX
DISCONNECT AND CONNECT PUSH-PULL TYPE COUPLER
METHOD FOR DISCONNECTING AND CONNECTING TYPE 1 PUSH-PULL TYPE COUPLER
METHOD FOR DISCONNECTING AND CONNECTING TYPE 2 PUSH-PULL TYPE COUPLER
METHOD FOR DISCONNECTING AND CONNECTING TYPE 3 PUSH-PULL TYPE COUPLER
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF CONNECTORS
METHOD FOR DISCONNECTING AND CONNECTING DEUTSCH CONNECTOR
METHOD FOR DISCONNECTING AND CONNECTING SLIDE LOCK TYPE CONNECTOR
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PULL
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PUSH
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH HOUSING TO ROTATE
HOW TO READ ELECTRICAL WIRE CODE
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD
STANDARD TIGHTENING TORQUE TABLE
CONVERSION TABLE
01 SPECIFICATIONS
CONTENTS
ABBREVIATION LIST
SPECIFICATIONS
SPECIFICATION DRAWING
SPECIFICATION DRAWING: PC360LC-11
WORKING RANGE DRAWINGS
WORKING RANGE: PC360LC-11
SPECIFICATIONS
SPECIFICATIONS: PC360LC-11
WEIGHT TABLE
WEIGHT TABLE: PC360LC-11
TABLE OF FUEL, COOLANT, AND LUBRICANTS
10 STRUCTURE AND FUNCTION
CONTENTS
ABBREVIATION LIST
UREA SCR SYSTEM
LAYOUT DRAWING OF UREA SCR SYSTEM
UREA SCR SYSTEM DIAGRAM
FUNCTION OF UREA SCR SYSTEM
FUNCTION OF AdBlue/DEF SYSTEM
INDUCEMENT STRATEGY
COMPONENT PARTS OF UREA SCR SYSTEM
AdBlue/DEF MIXING TUBE
SCR ASSEMBLY
AdBlue/DEF TANK
AdBlue/DEF PUMP
AdBlue/DEF INJECTOR
AdBlue/DEF HOSE
AdBlue/DEF TANK HEATING VALVE
BOOT-UP SYSTEM
LAYOUT DRAWING OF BOOT-UP SYSTEM
SYSTEM OPERATING LAMP SYSTEM
SYSTEM OPERATING LAMP SYSTEM DIAGRAM
FUNCTION OF SYSTEM OPERATING LAMP SYSTEM
BATTERY DISCONNECT SWITCH
FUNCTION OF BATTERY DISCONNECT SWITCH
ENGINE SYSTEM
LAYOUT DRAWING OF ENGINE SYSTEM
SPECIFICATIONS OF ENGINE SYSTEM
FUNCTION OF ENGINE SYSTEM
ENGINE CONTROL SYSTEM
ENGINE CONTROL SYSTEM DIAGRAM
FUNCTION OF ENGINE CONTROL SYSTEM
AUTO-DECELERATION SYSTEM
AUTO-DECELERATION SYSTEM DIAGRAM
FUNCTION OF AUTO-DECELERATION SYSTEM
OPERATION OF AUTO-DECELERATION SYSTEM
ENGINE AUTOMATIC WARM-UP SYSTEM
ENGINE AUTOMATIC WARM-UP SYSTEM DIAGRAM
FUNCTION OF ENGINE AUTOMATIC WARM-UP SYSTEM
OVERHEAT PREVENTION SYSTEM
OVERHEAT PREVENTION SYSTEM DIAGRAM
FUNCTION OF OVERHEAT PREVENTION SYSTEM
TURBOCHARGER PROTECTION SYSTEM
TURBOCHARGER PROTECTION SYSTEM DIAGRAM
FUNCTION OF TURBOCHARGER PROTECTION SYSTEM
AUTOMATIC IDLE STOP SYSTEM
AUTOMATIC IDLE STOP SYSTEM DIAGRAM
FUNCTION OF AUTOMATIC IDLE STOP SYSTEM
COMPONENT PARTS OF ENGINE SYSTEM
VGT
EGR SYSTEM
EGR VALVE
EGR COOLER
KCCV SYSTEM
KCCV VENTILATOR
KDPF
COOLING SYSTEM
LAYOUT DRAWING OF COOLING SYSTEM
SPECIFICATIONS OF COOLING SYSTEM
CONTROL SYSTEM
LAYOUT DRAWING OF CONTROL SYSTEM
MACHINE MONITOR SYSTEM
MACHINE MONITOR SYSTEM DIAGRAM
FUNCTION OF MACHINE MONITOR SYSTEM
KOMTRAX SYSTEM
KOMTRAX SYSTEM DIAGRAM
FUNCTION OF KOMTRAX SYSTEM
COMPONENT PARTS OF CONTROL SYSTEM
MACHINE MONITOR
KOMTRAX TERMINAL
PUMP CONTROLLER
RESISTOR FOR PC-EPC VALVE
CAN TERMINATING RESISTOR
ENGINE CONTROLLER
FUEL CONTROL DIAL
HYDRAULIC SYSTEM
LAYOUT DRAWING OF HYDRAULIC SYSTEM
CLSS
STRUCTURE OF CLSS
OPERATION OF UNLOAD VALVE AND LS PRESSURE
PUMP SWASH PLATE ANGLE (OIL FLOW) CONTROL
PRESSURE COMPENSATION CONTROL
ENGINE AND PUMP COMBINED CONTROL SYSTEM
ENGINE AND PUMP COMBINED CONTROL SYSTEM DIAGRAM
FUNCTION OF ENGINE AND PUMP COMBINED CONTROL SYSTEM
PUMP AND VALVE CONTROL SYSTEM
PUMP AND VALVE CONTROL SYSTEM DIAGRAM
FUNCTION OF PUMP AND VALVE CONTROL SYSTEM
COMPONENT PARTS OF HYDRAULIC SYSTEM
HYDRAULIC TANK
MAIN PUMP
CONTROL VALVE
WORK EQUIPMENT SYSTEM
LAYOUT DRAWING OF WORK EQUIPMENT SYSTEM
STRUCTURE OF VALVE CONTROL
ONE-TOUCH POWER MAXIMIZING SYSTEM
ONE-TOUCH POWER MAXIMIZING SYSTEM DIAGRAM
FUNCTION OF ONE-TOUCH POWER MAXIMIZING SYSTEM
MACHINE PUSH-UP SYSTEM
MACHINE PUSH-UP SYSTEM DIAGRAM
FUNCTION OF MACHINE PUSH-UP SYSTEM
PPC LOCK SYSTEM
PPC LOCK SYSTEM DIAGRAM
FUNCTION OF PPC LOCK SYSTEM
WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM
WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM DIAGRAM
FUNCTION OF WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM
OPERATION OF WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM
OIL FLOW ADJUSTER SYSTEM FOR ATTACHMENT
OIL FLOW ADJUSTER SYSTEM DIAGRAM FOR ATTACHMENT
FUNCTION OF OIL FLOW ADJUSTER SYSTEM FOR ATTACHMENT
COMPONENT PARTS OF WORK EQUIPMENT SYSTEM
WORK EQUIPMENT AND SWING PPC VALVE
1ST-LINE ATTACHMENT PPC VALVE (WITH EPC VALVE)
2ND-LINE ATTACHMENT PPC VALVE
SOLENOID VALVE
ANTI-DROP VALVE FOR BOOM
ANTI-DROP VALVE FOR ARM
ATTACHMENT CIRCUIT SELECTOR VALVE
PILOT CIRCUIT ACCUMULATOR
SWING SYSTEM
LAYOUT DRAWING OF SWING SYSTEM
SWING CONTROL SYSTEM DIAGRAM
FUNCTION OF SWING CONTROL SYSTEM
COMPONENT PARTS OF SWING SYSTEM
SWING MOTOR
SWING MACHINERY
SWING CIRCLE
TRAVEL SYSTEM
LAYOUT DRAWING OF TRAVEL SYSTEM
TRAVEL CONTROL SYSTEM DIAGRAM
FUNCTION OF TRAVEL CONTROL SYSTEM
COMPONENT PARTS OF TRAVEL SYSTEM
TRAVEL MOTOR
FINAL DRIVE
TRAVEL PPC VALVE
CENTER SWIVEL JOINT
UNDERCARRIAGE AND FRAME
LAYOUT DRAWING OF UNDERCARRIAGE
SPECIFICATIONS OF UNDERCARRIAGE
WORK EQUIPMENT
STRUCTURE OF WORK EQUIPMENT
FUNCTION OF WORK EQUIPMENT
WORK EQUIPMENT CLEARANCE ADJUSTMENT SHIM
FUNCTION OF WORK EQUIPMENT CLEARANCE ADJUSTMENT SHIM
BUCKET CLEARANCE ADJUSTMENT SHIM
FUNCTION OF BUCKET CLEARANCE ADJUSTMENT SHIM
CAB AND ITS ATTACHMENTS
ROPS CAB
STRUCTURE OF ROPS CAB
FUNCTION OF ROPS CAB
CAB MOUNT
STRUCTURE OF CAB MOUNT
FUNCTION OF CAB MOUNT
CAB TIPPING STOPPER
STRUCTURE OF CAB TIPPING STOPPER
FUNCTION OF CAB TIPPING STOPPER
20 STANDARD VALUE TABLE
CONTENTS
ABBREVIATION LIST
STANDARD VALUE TABLE FOR ENGINE
STANDARD VALUE TABLE FOR ENGINE: PC360LC-11
STANDARD VALUE TABLE FOR MACHINE
STANDARD VALUE TABLE FOR MACHINE: PC360LC-11
MACHINE POSTURE AND PROCEDURE FOR MEASURING PERFORMANCE
STANDARD VALUE TABLE FOR ELECTRICAL
STANDARD VALUE TABLE FOR ELECTRICAL
30 TESTING AND ADJUSTING
CONTENTS
ABBREVIATION LIST
RELATED INFORMATION ON TESTING AND ADJUSTING
TOOLS FOR TESTING AND ADJUSTING
SKETCH OF TOOLS FOR TESTING AND ADJUSTING
ENGINE AND COOLING SYSTEM
TEST ENGINE SPEED
METHOD FOR TESTING ENGINE SPEED
TEST BOOST PRESSURE
METHOD FOR TESTING BOOST PRESSURE ON MACHINE MONITOR
METHOD FOR TESTING BOOST PRESSURE
TEST EXHAUST GAS COLOR
METHOD FOR TESTING EXHAUST GAS COLOR BY HANDY SMOKE CHECKER
METHOD FOR TESTING EXHAUST GAS COLOR BY SMOKE METER
TEST AND ADJUST VALVE CLEARANCE
METHOD FOR TESTING VALVE CLEARANCE
METHOD FOR ADJUSTING VALVE CLEARANCE
TEST COMPRESSION PRESSURE
METHOD FOR TESTING COMPRESSION PRESSURE
TEST BLOWBY PRESSURE
METHOD FOR TESTING BLOWBY PRESSURE
TEST ENGINE OIL PRESSURE
METHOD FOR TESTING ENGINE OIL PRESSURE
TEST EGR VALVE AND VGT OIL PRESSURE
METHOD FOR TESTING EGR VALVE AND VGT OIL PRESSURE
TEST FUEL PRESSURE
METHOD FOR TESTING FUEL PRESSURE
TEST FUEL DISCHARGE, RETURN AND LEAKAGE
METHOD FOR TESTING FUEL DISCHARGE, RETURN AND LEAKAGE
BLEED AIR FROM FUEL SYSTEM
METHOD FOR BLEEDING AIR FROM FUEL SYSTEM
TEST FUEL CIRCUIT FOR LEAKAGE
METHOD FOR TESTING FUEL CIRCUIT FOR LEAKAGE
HANDLE CYLINDER CUT-OUT MODE OPERATION
HANDLE NO-INJECTION CRANKING OPERATION
TEST AND ADJUST AIR CONDITIONER COMPRESSOR BELT TENSION
METHOD FOR TESTING AIR CONDITIONER COMPRESSOR BELT TENSION
METHOD FOR ADJUSTING AIR CONDITIONER COMPRESSOR BELT TENSION
METHOD FOR ADJUSTING AIR CONDITIONER COMPRESSOR BELT
WRITE ASH IN SOOT ACCUMULATION CORRECTION TO ENGINE CONTROLLER
METHOD FOR WRITING ASH IN SOOT ACCUMULATION CORRECTION TO ENGINE CONTROLLER
TEST SCR RELATED FUNCTIONS
TEST AdBlue/DEF PUMP RAISED PRESSURE
TEST INJECTION AMOUNT FROM AdBlue/DEF INJECTOR
TEST AdBlue/DEF LINE HEATER RELAY 1
TEST AdBlue/DEF LINE HEATER RELAY 2
TEST AdBlue/DEF PUMP HEATER RELAY
TEST AdBlue/DEF TANK HEATER VALVE
TEST DENITRATION EFFICIENCY OF SCR
CLEAN AdBlue/DEF TANK
METHOD FOR CLEANING AdBlue/DEF TANK
POWER TRAIN
TEST SWING CIRCLE BEARING CLEARANCE
METHOD FOR TESTING SWING CIRCLE BEARING CLEARANCE
UNDERCARRIAGE AND FRAME
TEST AND ADJUST TRACK TENSION
METHOD FOR TESTING TRACK TENSION
METHOD FOR ADJUSTING TRACK TENSION
HYDRAULIC SYSTEM
RELEASE REMAINING PRESSURE FROM HYDRAULIC SYSTEM
METHOD FOR RELEASING REMAINING PRESSURE FROM HYDRAULIC TANK
METHOD FOR RELEASING REMAINING PRESSURE IN HYDRAULIC CYLINDER CIRCUIT
METHOD FOR RELEASING REMAINING PRESSURE FROM SWING MOTOR CIRCUIT
METHOD FOR RELEASING REMAINING PRESSURE FROM TRAVEL MOTOR CIRCUIT
TEST AND ADJUST OIL PRESSURE IN WORK EQUIPMENT, SWING, AND TRAVEL CIRCUITS
METHOD FOR TESTING OIL PRESSURE IN WORK EQUIPMENT, SWING, AND TRAVEL CIRCUITS
METHOD FOR ADJUSTING OIL PRESSURE IN WORK EQUIPMENT, SWING, AND TRAVEL CIRCUITS
TEST OIL PRESSURE OF CONTROL CIRCUIT
METHOD FOR TESTING OIL PRESSURE OF CONTROL CIRCUIT
TEST AND ADJUST OIL PRESSURE IN PUMP PC CONTROL CIRCUIT
TEST PC VALVE OUTPUT PRESSURE (SERVO PISTON INLET PRESSURE)
TEST PC-EPC VALVE OUTPUT PRESSURE
METHOD FOR ADJUSTING OIL PRESSURE IN PUMP PC CONTROL CIRCUIT
TEST AND ADJUST OIL PRESSURE IN PUMP LS CONTROL CIRCUIT
METHOD FOR TESTING OIL PRESSURE WITH SENSOR ADAPTER (SPECIAL TOOL)
METHOD FOR TESTING LS DIFFERENTIAL PRESSURE
METHOD FOR TESTING LS VALVE OUTPUT PRESSURE (SERVO PISTON INLET PRESSURE)
METHOD FOR TESTING LS-EPC VALVE OUTPUT PRESSURE
METHOD FOR ADJUSTING LS VALVE
TEST OUTLET PRESSURE OF SOLENOID VALVE
METHOD FOR TESTING OUTLET PRESSURE OF SOLENOID VALVE
OPERATING CONDITION OF SOLENOID VALVE
TEST PPC VALVE OUTPUT PRESSURE
METHOD FOR TESTING PPC VALVE OUTPUT PRESSURE
ADJUST WORK EQUIPMENT AND SWING PPC VALVES
METHOD FOR ADJUSTING PLAY OF WORK EQUIPMENT AND SWING PPC VALVES
TEST PUMP SWASH PLATE SENSOR
METHOD FOR TESTING PUMP SWASH PLATE SENSOR
TEST THE PARTS CAUSING HYDRAULIC DRIFT IN WORK EQUIPMENT
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF BOOM CYLINDER AND BUCKET CYLINDER
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF ARM CYLINDER
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF PPC VALVE
TEST OIL LEAKAGE
METHOD FOR TESTING OIL LEAKAGE FROM BOOM CYLINDER
METHOD FOR TESTING OIL LEAKAGE FROM ARM CYLINDER
METHOD FOR TESTING OIL LEAKAGE FROM BUCKET CYLINDER
METHOD FOR TESTING OIL LEAKAGE FROM SWING MOTOR
METHOD FOR TESTING OIL LEAKAGE FROM TRAVEL MOTOR
BLEED AIR FROM HYDRAULIC CIRCUIT
METHOD FOR BLEEDING AIR FROM HYDRAULIC CIRCUIT
CAB AND ITS ATTACHMENTS
TEST CAB TIPPING STOPPER
METHOD FOR TESTING CAB TIPPING STOPPER
METHOD FOR ADJUSTING MIRRORS
PROCEDURE FOR ADJUSTING MACHINE LEFT FRONT MIRROR (A)
PROCEDURE FOR ADJUSTING REGULAR POSITION OF MACHINE LEFT FRONT MIRROR (A)
PROCEDURE FOR ADJUSTING MACHINE RIGHT FRONT MIRROR (B)
PROCEDURE FOR ADJUSTING REGULAR POSITION OF MACHINE RIGHT FRONT MIRROR (B)
PROCEDURE FOR ADJUSTING MACHINE RIGHT SIDE MIRROR (C)
ELECTRICAL SYSTEM
SET AND OPERATE MACHINE MONITOR
OPERATOR MODE
DISPLAY FUNCTION OF TECHNICIAN IDENTIFICATION STATUS SCREEN
DISPLAY FUNCTION OF OPERATOR IDENTIFICATION INPUT SCREEN
CHECKING FUNCTION BY LCD (LIQUID CRYSTAL DISPLAY)
CHECKING FUNCTION OF SERVICE METER
METHOD FOR SETTING USAGE LIMITATION AND CHANGING PASSWORD
SERVICE MODE
METHOD FOR OPERATING SERVICE MODE
METHOD FOR CHECKING PRE-DEFINED MONITORING INFORMATION
METHOD FOR CHECKING SELF-DEFINE MONITORING INFORMATION
ABNORMALITY RECORD MENU
METHOD FOR CONFIRMING MAINTENANCE RECORD
METHOD FOR OPERATING MAINTENANCE MODE SETTING
METHOD FOR OPERATING PHONE NUMBER ENTRY SETTING
DEFAULT MENU
DIAGNOSTIC TESTS MENU
ADJUSTMENT MENU
METHOD FOR PERFORMING NO-INJECTION CRANKING
KOMTRAX SETTINGS MENU
METHOD FOR DISPLAYING SERVICE MESSAGE
METHOD FOR STARTING UP KOMTRAX TERMINAL
ADJUST REARVIEW CAMERA ANGLE
METHOD FOR ADJUSTING REAR VIEW CAMERA ANGLE
HANDLE VOLTAGE CIRCUIT OF ENGINE CONTROLLER
HANDLE BATTERY DISCONNECT SWITCH
TEST DIODES
METHOD FOR TESTING DIODE USING DIGITAL TESTER
METHOD FOR TESTING DIODE USING ANALOG TESTER
Pm CLINIC
Pm CLINIC SERVICE
Pm CLINIC CHECK SHEET
40 TROUBLESHOOTING
CONTENTS
ABBREVIATION LIST
RELATED INFORMATION ON TROUBLESHOOTING
GENERAL TROUBLESHOOTING POINTS
TROUBLESHOOTING POINTS FOR UREA SCR SYSTEM
SEQUENCE OF EVENTS IN TROUBLESHOOTING
CHECKS BEFORE TROUBLESHOOTING
INSPECTION PROCEDURE BEFORE TROUBLESHOOTING
WALK-AROUND CHECK
TESTING IN ACCORDANCE WITH TESTING PROCEDURE
CHECK FUEL LEVEL AND TYPE
CHECK IMPURE INGREDIENT IN FUEL
CHECK FUEL PREFILTER
WATER SEPARATOR – CHECK / DRAIN WATER AND SEDIMENT
METHOD FOR REPLACING FUEL PREFILTER CARTRIDGE
CHECK MAIN FILTER
CHECK ENGINE OIL LEVEL (OIL AMOUNT IN OIL PAN)
CHECK COOLANT LEVEL (RESERVOIR TANK)
CHECK CLOGGING OF AIR CLEANER
OUTER ELEMENT – CLEAN
ELEMENTS – REPLACE
CHECK HYDRAULIC OIL LEVEL
CHECK HYDRAULIC OIL STRAINER
CHECK HYDRAULIC FILTER
CHECK OIL LEVEL IN SWING MACHINERY CASE
CHECK OIL LEVEL IN DAMPER CASE
CHECK OIL LEVEL IN FINAL DRIVE CASE
BLEED AIR FROM FUEL SYSTEM
BLEED AIR FROM HYDRAULIC SYSTEM
ELECTRICAL EQUIPMENT – CHECK METHOD
ELECTRICAL SYSTEM TROUBLESHOOTING – PREPARATION
PROCEDURE FOR TESTING AND TROUBLESHOOTING
SYMPTOMS OF FAILURE AND TROUBLESHOOTING NUMBERS
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE
TROUBLESHOOTING METHOD FOR OPEN CIRCUIT IN WIRING HARNESS OF PRESSURE SENSOR SYSTEM
Connector list and layout
CONNECTOR CONTACT IDENTIFICATION
T-BRANCH BOX AND T-BRANCH ADAPTER TABLE
FUSE LOCATION TABLE
PRECAUTIONS FOR CLEANING AND REPLACING KDPF (KCSF and KDOC)
PREPARATION OF SHORT CIRCUIT ELECTRICAL CONNECTOR (FOR FAILURE CODES [CA1883] AND [CA3135])
FAILURE CODES TABLE
TROUBLESHOOTING BY FAILURE CODE (DISPLAY OF CODE)
FAILURE CODE [879AKA]
FAILURE CODE [879AKB]
FAILURE CODE [879BKA]
FAILURE CODE [879BKB]
FAILURE CODE [879CKA]
FAILURE CODE [879CKB]
FAILURE CODE [879DKZ]
FAILURE CODE [879EMC]
FAILURE CODE [879FMC]
FAILURE CODE [879GKX]
FAILURE CODE [989L00]
FAILURE CODE [989M00]
FAILURE CODE [989N00]
FAILURE CODE [A1U0N3]
FAILURE CODE [A1U0N4]
FAILURE CODE [A900FR]
FAILURE CODE [A900N6]
FAILURE CODE [A900NY]
FAILURE CODE [AA10NX]
FAILURE CODE [AB00KE]
FAILURE CODE [AQ10N3]
FAILURE CODE [AS00N3]
FAILURE CODE [AS00R2]
FAILURE CODE [AS00R3]
FAILURE CODE [AS00R4]
FAILURE CODE [AS00R5]
FAILURE CODE [AS00R6]
FAILURE CODE [AS00ZK]
FAILURE CODE [AS10KM]
FAILURE CODE [AS10NR]
FAILURE CODE [AS10NT]
FAILURE CODE [B@BAZG]
FAILURE CODE [B@BAZK]
FAILURE CODE [B@BCNS]
FAILURE CODE [B@BCZK]
FAILURE CODE [B@HANS]
FAILURE CODE [CA115]
FAILURE CODE [CA122]
FAILURE CODE [CA123]
FAILURE CODE [CA131]
FAILURE CODE [CA132]
FAILURE CODE [CA144]
FAILURE CODE [CA145]
FAILURE CODE [CA153]
FAILURE CODE [CA154]
FAILURE CODE [CA187]
FAILURE CODE [CA221]
FAILURE CODE [CA222]
FAILURE CODE [CA227]
FAILURE CODE [CA234]
FAILURE CODE [CA238]
FAILURE CODE [CA239]
FAILURE CODE [CA249]
FAILURE CODE [CA256]
FAILURE CODE [CA271]
FAILURE CODE [CA272]
FAILURE CODE [CA281]
FAILURE CODE [CA322]
FAILURE CODE [CA323]
FAILURE CODE [CA324]
FAILURE CODE [CA325]
FAILURE CODE [CA331]
FAILURE CODE [CA332]
FAILURE CODE [CA343]
FAILURE CODE [CA351]
FAILURE CODE [CA352]
FAILURE CODE [CA356]
FAILURE CODE [CA357]
FAILURE CODE [CA386]
FAILURE CODE [CA428]
FAILURE CODE [CA429]
FAILURE CODE [CA435]
FAILURE CODE [CA441]
FAILURE CODE [CA442]
FAILURE CODE [CA449]
FAILURE CODE [CA451]
FAILURE CODE [CA452]
FAILURE CODE [CA488]
FAILURE CODE [CA515]
FAILURE CODE [CA516]
FAILURE CODE [CA553]
FAILURE CODE [CA555]
FAILURE CODE [CA556]
FAILURE CODE [CA559]
FAILURE CODE [CA595]
FAILURE CODE [CA687]
FAILURE CODE [CA689]
FAILURE CODE [CA691]
FAILURE CODE [CA692]
FAILURE CODE [CA697]
FAILURE CODE [CA698]
FAILURE CODE [CA731]
FAILURE CODE [CA778]
FAILURE CODE [CA1117]
FAILURE CODE [CA1664]
FAILURE CODE [CA1669]
FAILURE CODE [CA1673]
FAILURE CODE [CA1677]
FAILURE CODE [CA1678]
FAILURE CODE [CA1682]
FAILURE CODE [CA1683]
FAILURE CODE [CA1684]
FAILURE CODE [CA1686]
FAILURE CODE [CA1691]
FAILURE CODE [CA1694]
FAILURE CODE [CA1695]
FAILURE CODE [CA1696]
FAILURE CODE [CA1712]
FAILURE CODE [CA1713]
FAILURE CODE [CA1714]
FAILURE CODE [CA1715]
FAILURE CODE [CA1776]
FAILURE CODE [CA1777]
FAILURE CODE [CA1843]
FAILURE CODE [CA1844]
FAILURE CODE [CA1879]
FAILURE CODE [CA1881]
FAILURE CODE [CA1883]
FAILURE CODE [CA1885]
FAILURE CODE [CA1887]
FAILURE CODE [CA1921]
FAILURE CODE [CA1922]
FAILURE CODE [CA1942]
FAILURE CODE [CA1993]
FAILURE CODE [CA2185]
FAILURE CODE [CA2186]
FAILURE CODE [CA2249]
FAILURE CODE [CA2265]
FAILURE CODE [CA2266]
FAILURE CODE [CA2271]
FAILURE CODE [CA2272]
FAILURE CODE [CA2288]
FAILURE CODE [CA2311]
FAILURE CODE [CA2349]
FAILURE CODE [CA2353]
FAILURE CODE [CA2357]
FAILURE CODE [CA2381]
FAILURE CODE [CA2382]
FAILURE CODE [CA2383]
FAILURE CODE [CA2386]
FAILURE CODE [CA2387]
FAILURE CODE [CA2555]
FAILURE CODE [CA2556]
FAILURE CODE [CA2637]
FAILURE CODE [CA2639]
FAILURE CODE [CA2771]
FAILURE CODE [CA2777]
FAILURE CODE [CA2976]
FAILURE CODE [CA3133]
FAILURE CODE [CA3134]
FAILURE CODE [CA3135]
FAILURE CODE [CA3142]
FAILURE CODE [CA3143]
FAILURE CODE [CA3144]
FAILURE CODE [CA3146]
FAILURE CODE [CA3147]
FAILURE CODE [CA3148]
FAILURE CODE [CA3151]
FAILURE CODE [CA3165]
FAILURE CODE [CA3229]
FAILURE CODE [CA3231]
FAILURE CODE [CA3232]
FAILURE CODE [CA3235]
FAILURE CODE [CA3239]
FAILURE CODE [CA3241]
FAILURE CODE [CA3242]
FAILURE CODE [CA3251]
FAILURE CODE [CA3253]
FAILURE CODE [CA3254]
FAILURE CODE [CA3255]
FAILURE CODE [CA3256]
FAILURE CODE [CA3311]
FAILURE CODE [CA3312]
FAILURE CODE [CA3313]
FAILURE CODE [CA3314]
FAILURE CODE [CA3315]
FAILURE CODE [CA3316]
FAILURE CODE [CA3317]
FAILURE CODE [CA3318]
FAILURE CODE [CA3319]
FAILURE CODE [CA3321]
FAILURE CODE [CA3322]
FAILURE CODE [CA3419]
FAILURE CODE [CA3421]
FAILURE CODE [CA3497]
FAILURE CODE [CA3498]
FAILURE CODE [CA3543]
FAILURE CODE [CA3545]
FAILURE CODE [CA3547]
FAILURE CODE [CA3558]
FAILURE CODE [CA3559]
FAILURE CODE [CA3562]
FAILURE CODE [CA3563]
FAILURE CODE [CA3567]
FAILURE CODE [CA3568]
FAILURE CODE [CA3571]
FAILURE CODE [CA3572]
FAILURE CODE [CA3574]
FAILURE CODE [CA3575]
FAILURE CODE [CA3577]
FAILURE CODE [CA3578]
FAILURE CODE [CA3582]
FAILURE CODE [CA3583]
FAILURE CODE [CA3596]
FAILURE CODE [CA3649]
FAILURE CODE [CA3681]
FAILURE CODE [CA3682]
FAILURE CODE [CA3713]
FAILURE CODE [CA3717]
FAILURE CODE [CA3718]
FAILURE CODE [CA3725]
FAILURE CODE [CA3741]
FAILURE CODE [CA3748]
FAILURE CODE [CA3751]
FAILURE CODE [CA3755]
FAILURE CODE [CA3866]
FAILURE CODE [CA3867]
FAILURE CODE [CA3868]
FAILURE CODE [CA3899]
FAILURE CODE [CA3911]
FAILURE CODE [CA3912]
FAILURE CODE [CA3932]
FAILURE CODE [CA3933]
FAILURE CODE [CA3934]
FAILURE CODE [CA3935]
FAILURE CODE [CA3936]
FAILURE CODE [CA4151]
FAILURE CODE [CA4152]
FAILURE CODE [CA4155]
FAILURE CODE [CA4156]
FAILURE CODE [CA4157]
FAILURE CODE [CA4158]
FAILURE CODE [CA4159]
FAILURE CODE [CA4161]
FAILURE CODE [CA4162]
FAILURE CODE [CA4163]
FAILURE CODE [CA4164]
FAILURE CODE [CA4165]
FAILURE CODE [CA4166]
FAILURE CODE [CA4168]
FAILURE CODE [CA4169]
FAILURE CODE [CA4171]
FAILURE CODE [CA4249]
FAILURE CODE [CA4251]
FAILURE CODE [CA4259]
FAILURE CODE [CA4261]
FAILURE CODE [CA4277]
FAILURE CODE [CA4281]
FAILURE CODE [CA4459]
FAILURE CODE [CA4461]
FAILURE CODE [CA4658]
FAILURE CODE [CA4731]
FAILURE CODE [CA4732]
FAILURE CODE [CA4739]
FAILURE CODE [CA4768]
FAILURE CODE [CA4769]
FAILURE CODE [CA4842]
FAILURE CODE [CA4952]
FAILURE CODE [CA5115]
FAILURE CODE [CA5179]
FAILURE CODE [CA5181]
FAILURE CODE [CA5383]
FAILURE CODE [D110KB]
FAILURE CODE [D19JKZ]
FAILURE CODE [D811MC]
FAILURE CODE [D862KA]
FAILURE CODE [D8ALKA]
FAILURE CODE [D8ALKB]
FAILURE CODE [D8AQKR]
FAILURE CODE [DA20MC]
FAILURE CODE [DA22KK]
FAILURE CODE [DA25KP]
FAILURE CODE [DA29KQ]
FAILURE CODE [DA2LKA]
FAILURE CODE [DA2LKB]
FAILURE CODE [DA2QKR]
FAILURE CODE [DA2RKR]
FAILURE CODE [DAF0MB]
FAILURE CODE [DAF0MC]
FAILURE CODE [DAF8KB]
FAILURE CODE [DAF9KQ]
FAILURE CODE [DAFGMC]
FAILURE CODE [DAFLKA]
FAILURE CODE [DAFLKB]
FAILURE CODE [DAFQKR]
FAILURE CODE [DAZ9KQ]
FAILURE CODE [DAZQKR]
FAILURE CODE [DB2QKR]
FAILURE CODE [DB2RKR]
FAILURE CODE [DDNRKA]
FAILURE CODE [DDNRKY]
FAILURE CODE [DDNS00]
FAILURE CODE [DGH2KB]
FAILURE CODE [DHA4KA]
FAILURE CODE [DHAAMA]
FAILURE CODE [DHACMA]
FAILURE CODE [DHPAMA]
FAILURE CODE [DHPBMA]
FAILURE CODE [DHS3MA]
FAILURE CODE [DHS4MA]
FAILURE CODE [DHS8MA]
FAILURE CODE [DHS9MA]
FAILURE CODE [DHSAMA]
FAILURE CODE [DHSBMA]
FAILURE CODE [DHSCMA]
FAILURE CODE [DHSDMA]
FAILURE CODE [DHSFMA]
FAILURE CODE [DHSGMA]
FAILURE CODE [DHSHMA]
FAILURE CODE [DHSJMA]
FAILURE CODE [DKR0MA]
FAILURE CODE [DKR1MA]
FAILURE CODE [DKULKA]
FAILURE CODE [DKULKB]
FAILURE CODE [DKULKY]
FAILURE CODE [DR21KX]
FAILURE CODE [DR31KX]
FAILURE CODE [DV20KB]
FAILURE CODE [DW43KA]
FAILURE CODE [DW43KB]
FAILURE CODE [DW43KY]
FAILURE CODE [DW45KA]
FAILURE CODE [DW45KB]
FAILURE CODE [DW45KY]
FAILURE CODE [DW4CKY]
FAILURE CODE [DW91KA]
FAILURE CODE [DW91KB]
FAILURE CODE [DW91KY]
FAILURE CODE [DWA2KA]
FAILURE CODE [DWA2KB]
FAILURE CODE [DWA2KY]
FAILURE CODE [DWK0KA]
FAILURE CODE [DWK0KB]
FAILURE CODE [DWK0KY]
FAILURE CODE [DWK2KA]
FAILURE CODE [DWK2KB]
FAILURE CODE [DWK2KY]
FAILURE CODE [DWK8KA]
FAILURE CODE [DWK8KB]
FAILURE CODE [DWK8KY]
FAILURE CODE [DXA8KA]
FAILURE CODE [DXA8KB]
FAILURE CODE [DXA9KA]
FAILURE CODE [DXA9KB]
FAILURE CODE [DXE0KA]
FAILURE CODE [DXE0KB]
FAILURE CODE [DXE4KA]
FAILURE CODE [DXE4KB]
FAILURE CODE [DXE4KY]
FAILURE CODE [DXE5KA]
FAILURE CODE [DXE5KB]
FAILURE CODE [DXE6KA]
FAILURE CODE [DXE6KB]
FAILURE CODE [DXE7KA]
FAILURE CODE [DXE7KB]
FAILURE CODE [DXE7KY]
FAILURE CODE [DXE8KA]
FAILURE CODE [DXE8KB]
FAILURE CODE [DXE8KY]
FAILURE CODE [DXE9KA]
FAILURE CODE [DXE9KB]
FAILURE CODE [DXE9KY]
FAILURE CODE [DXEAKA]
FAILURE CODE [DXEAKB]
FAILURE CODE [DXEAKY]
FAILURE CODE [DY20KA]
FAILURE CODE [DY20MA]
FAILURE CODE [DY2CKB]
FAILURE CODE [DY2DKB]
FAILURE CODE [DY2EKB]
TROUBLESHOOTING OF ELECTRICAL SYSTEM (E-MODE)
E-1 ENGINE DOES NOT START (ENGINE DOES NOT CRANK)
E-2 MANUAL PREHEATING SYSTEM DOES NOT WORK
E-3 AUTOMATIC PREHEATING SYSTEM DOES NOT WORK
E-4 WHILE PREHEATING IS WORKING, PREHEATING MONITOR DOES NOT LIGHT UP
E-5 WHEN STARTING SWITCH IS TURNED TO ON POSITION, MACHINE MONITOR DISPLAYS NOTHING
E-6 WHILE STARTING SWITCH IS TURNED TO ON POSITION (WITH ENGINE STOPPED), ENGINE OIL LEVEL MONITOR LIGHTS UP IN YELLOW
E-7 WHILE STARTING SWITCH IS TURNED TO ON POSITION (WITH ENGINE STOPPED), RADIATOR COOLANT LEVEL MONITOR LIGHTS UP IN YELLOW
E-8 ENGINE COOLANT TEMPERATURE MONITOR LIGHTS UP IN WHITE WHILE ENGINE IS RUNNING
E-9 HYDRAULIC OIL TEMPERATURE MONITOR LIGHTS UP IN WHITE WHILE ENGINE IS RUNNING
E-10 AIR CLEANER CLOGGING MONITOR LIGHTS UP IN YELLOW WHILE ENGINE IS RUNNING
E-11 CHARGE LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
E-12 FUEL LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
E-13 WATER SEPARATOR MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
E-14 ENGINE COOLANT TEMPERATURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
E-15 ENGINE OIL PRESSURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
E-16 HYDRAULIC OIL TEMPERATURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
E-17 FUEL GAUGE DISPLAY DOES NOT MOVE FROM MINIMUM OR MAXIMUM
E-18 DISPLAY OF FUEL GAUGE DIFFERS FROM ACTUAL FUEL LEVEL
E-19 ENGINE COOLANT TEMPERATURE GAUGE DISPLAY DOES NOT MOVE FROM MINIMUM OR MAXIMUM
E-20 DISPLAY OF ENGINE COOLANT TEMPERATURE GAUGE DIFFERS FROM ACTUAL COOLANT TEMPERATURE
E-21 HYDRAULIC OIL TEMPERATURE GAUGE DISPLAY DOES NOT MOVE FROM MINIMUM OR MAXIMUM
E-22 DISPLAY OF HYDRAULIC OIL TEMPERATURE GAUGE DIFFERS FROM ACTUAL OIL TEMPERATURE
E-23 SOME AREAS OF MACHINE MONITOR SCREEN ARE NOT DISPLAYED
E-24 FUNCTION SWITCH DOES NOT OPERATE
E-25 AUTOMATIC WARM-UP SYSTEM DOES NOT WORK (IN COLD WEATHER)
E-26 WHEN AUTO-DECELERATOR SWITCH IS OPERATED, AUTO-DECELERATOR MONITOR DOES NOT LIGHT UP OR DOES NOT GO OFF
E-27 AUTO-DECELERATOR IS NOT OPERATED OR CANCELED WITH LEVER
E-28 WHEN WORKING MODE SWITCH IS OPERATED, WORKING MODE SELECTION SCREEN IS NOT DISPLAYED
E-29 WHEN WORKING MODE IS CHANGED, SETTING OF ENGINE AND HYDRAULIC PUMP IS NOT CHANGED
E-30 WHEN TRAVEL SPEED SWITCH IS OPERATED, TRAVEL SPEED MONITOR DOES NOT CHANGE
E-31 WHEN TRAVEL SPEED SELECTION IS CHANGED, ACTUAL TRAVEL SPEED DOES NOT CHANGE
E-32 ALARM BUZZER CANNOT BE CANCELED
E-33 SERVICE METER IS NOT DISPLAYED, WHILE STARTING SWITCH IS IN OFF POSITION
E-34 SERVICE MODE CANNOT BE SELECTED
E-35 ALL OF WORK EQUIPMENTS, SWING, AND TRAVEL MECHANISM DO NOT MOVE
E-36 ALL OF WORK EQUIPMENT, SWING, AND TRAVEL MECHANISM DO NOT LOCK
E-37 WHEN SWING BRAKE CANCEL SWITCH IS SET TO CANCEL POSITION, MACHINE CANNOT SWING
E-38 WHEN SWING BRAKE CANCEL SWITCH IS SET TO NORMAL POSITION, SWING HOLDING BRAKE DOES NOT OPERATE
E-39 ONE-TOUCH POWER MAXIMIZING FUNCTION DOES NOT OPERATE PROPERLY, OR INDICATOR NOT DISPLAYED ON MONITOR
E-40 ONE-TOUCH POWER MAXIMIZING FUNCTION IS NOT CANCELLED
E-41 ALARM DOES NOT SOUND DURING TRAVEL
E-42 ALARM DOES NOT STOP SOUNDING WHILE MACHINE IS STOPPED
E-43 HORN DOES NOT SOUND
E-44 HORN DOES NOT STOP SOUNDING
E-45 WHEN WIPER SWITCH IS OPERATED, WIPER MONITOR DOES NOT LIGHT UP OR GO OFF
E-46 WHEN WIPER SWITCH IS OPERATED, WINDSHIELD WIPER DOES NOT OPERATE
E-47 WHEN WINDOW WASHER SWITCH IS OPERATED, WINDOW WASHER DOES NOT OPERATE
E-48 BOOM RAISE INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION
E-49 BOOM LOWER INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION
E-50 ARM OUT INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION
E-51 ARM IN INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION
E-52 BUCKET DUMP INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION
E-53 BUCKET CURL INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION
E-54 SWING INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION
E-55 TRAVEL INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION
E-56 SERVICE INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION
E-57 ATTACHMENT HYDRAULIC CIRCUIT CANNOT BE CHANGED
E-58 KOMTRAX SYSTEM DOES NOT OPERATE NORMALLY
E-59 MACHINE PUSH-UP FUNCTION CANNOT BE CANCELED
E-60 MACHINE PUSH-UP FUNCTION DOES NOT OPERATE
TROUBLESHOOTING FOR HYDRAULIC AND MECHANICAL SYSTEMS (H MODE)
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (H MODE)
SYSTEM CHART OF HYDRAULIC AND MECHANICAL SYSTEMS
FAILURE MODE AND CAUSE TABLE
H-1 ALL WORK EQUIPMENT, SWING AND TRAVEL DO NOT WORK
H-2 ALL WORK EQUIPMENT, SWING AND TRAVEL LACK SPEED AND POWER
H-3 FINE CONTROL PERFORMANCE OR RESPONSE IS POOR
H-4 UNUSUAL NOISE IS HEARD FROM AROUND HYDRAULIC PUMP
H-5 ENGINE SPEED DROPS LARGELY OR ENGINE STOPS
H-6 SPEED OR POWER OF BOOM IS LOW
H-7 ARM SPEED OR POWER IS LOW
H-8 BUCKET SPEED OR POWER IS LOW
H-9 WORK EQUIPMENT DOES NOT MOVE IN SINGLE OPERATION
H-10 HYDRAULIC DRIFT OF BOOM IS LARGE
H-11 HYDRAULIC DRIFT OF ARM IS LARGE
H-12 HYDRAULIC DRIFT OF BUCKET IS LARGE
H-13 WHEN SINGLE WORK EQUIPMENT IS RELIEVED HYDRAULICALLY, OTHER WORK EQUIPMENT MOVES
H-14 TIME LAG OF WORK EQUIPMENT IS LARGE
H-15 ONE-TOUCH POWER MAXIMIZING FUNCTION DOES NOT OPERATE
H-16 MACHINE PUSH-UP FUNCTION DOES NOT OPERATE
H-17 ATTACHMENT CIRCUIT CANNOT BE CHANGED
H-18 OIL FLOW IN ATTACHMENT CIRCUIT CANNOT BE CHANGED
H-19 IN COMBINED OPERATION OF WORK EQUIPMENT, EQUIPMENT HAVING HEAVIER LOAD MOVES SLOWER
H-20 IN COMBINED OPERATION OF SWING AND TRAVEL, TRAVEL SPEED DROPS LARGELY
H-21 IN COMBINED OPERATION OF SWING AND BOOM RAISE, BOOM RISING SPEED IS LOW
H-22 MACHINE DOES NOT TRAVEL STRAIGHT
H-23 MACHINE IS NOT STEERED WELL OR STEERING POWER IS LOW
H-24 TRAVEL SPEED IS LOW
H-25 ONE OF TRACKS DOES NOT RUN
H-26 TRAVEL SPEED DOES NOT CHANGE, OR TRAVEL SPEED IS TOO SLOW OR FAST
H-27 UPPER STRUCTURE DOES NOT SWING BOTH TO THE RIGHT AND LEFT
H-28 SWINGS ONLY IN ONE DIRECTION
H-29 SWING ACCELERATION OR SWING SPEED IS LOW IN BOTH DIRECTIONS (RIGHT AND LEFT)
H-30 SWING ACCELERATION PERFORMANCE IS POOR OR SWING SPEED IS SLOW IN ONLY ONE DIRECTION
H-31 UPPER STRUCTURE OVERRUNS EXCESSIVELY WHEN IT STOPS SWINGING (BOTH RIGHT AND LEFT)
H-32 UPPER STRUCTURE OVERRUNS EXCESSIVELY WHEN IT STOPS SWINGING (ONLY ONE DIRECTION EITHER RIGHT OR LEFT)
H-33 SHOCK IS LARGE WHEN UPPER STRUCTURE STOPS SWINGING
H-34 LARGE UNUSUAL NOISE IS HEARD WHEN UPPER STRUCTURE STOPS SWINGING
H-35 SWING DRIFT ON A SLOPE IS LARGE (WHILE SWING PARKING BRAKE IS APPLIED)
H-36 SWING DRIFT ON A SLOPE IS LARGE (WHILE SWING PARKING BRAKE IS RELEASED)
TROUBLESHOOTING OF ENGINE (S-MODE)
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (S MODE)
S-1 ENGINE DOES NOT CRANK WHEN STARTING SWITCH IS TURNED TO START POSITION
S-2 ENGINE CRANKS BUT NO EXHAUST GAS COMES OUT
S-3 FUEL IS BEING INJECTED BUT ENGINE DOES NOT START (MISFIRING: ENGINE CRANKS BUT DOES NOT START)
S-4 ENGINE STARTABILITY IS POOR
S-5 ENGINE DOES NOT PICK UP SMOOTHLY
S-6 ENGINE STOPS DURING OPERATION
S-7 ENGINE RUNS ROUGH OR IS UNSTABLE
S-8 ENGINE LACKS POWER
S-9 KDPF GETS CLOGGED IN A SHORT TIME
S-10 ENGINE OIL CONSUMPTION IS EXCESSIVE
S-11 OIL BECOMES CONTAMINATED QUICKLY
S-12 FUEL CONSUMPTION IS EXCESSIVE
S-13 OIL IS IN COOLANT (OR COOLANT SPURTS BACK OR COOLANT LEVEL GOES DOWN)
S-14 OIL PRESSURE DROPS
S-15 FUEL MIXES INTO ENGINE OIL
S-16 WATER MIXES INTO ENGINE OIL (MILKY)
S-17 COOLANT TEMPERATURE RISES TOO HIGH (OVERHEATING)
S-18 UNUSUAL NOISE IS HEARD
S-19 VIBRATION IS EXCESSIVE
S-20 AIR CANNOT BE BLED FROM FUEL CIRCUIT
S-21 ACTIVE REGENERATION IS EXECUTED FREQUENTLY
S-22 ACTIVE REGENERATION TAKES TIME
S-23 WHITE SMOKE IS EXHAUSTED DURING ACTIVE REGENERATION
S-24 AdBlue/DEF CONSUMPTION IS EXCESSIVE
S-25 THERE IS UNUSUAL SMELL (IRRITATING ODOR)
S-26 FOREIGN MATERIALS ENTER AdBlue/DEF (AdBlue/DEF INCREASES)
50 DISASSEMBLY AND ASSEMBLY
CONTENTS
ABBREVIATION LIST
RELATED INFORMATION ON DISASSEMBLY AND ASSEMBLY
HOW TO READ THIS MANUAL
COATING MATERIALS LIST
SPECIAL TOOLS LIST
SKETCHES OF SPECIAL TOOLS
ENGINE AND COOLING SYSTEM
REMOVE AND INSTALL SUPPLY PUMP ASSEMBLY
METHOD FOR REMOVING SUPPLY PUMP ASSEMBLY
METHOD FOR INSTALLING SUPPLY PUMP ASSEMBLY
REMOVE AND INSTALL INJECTOR ASSEMBLY
METHOD FOR REMOVING INJECTOR ASSEMBLY
METHOD FOR INSTALLING INJECTOR ASSEMBLY
REMOVE AND INSTALL CYLINDER HEAD ASSEMBLY
METHOD FOR REMOVING CYLINDER HEAD ASSEMBLY
METHOD FOR INSTALLING CYLINDER HEAD ASSEMBLY
REMOVE AND INSTALL EGR VALVE ASSEMBLY
METHOD FOR REMOVING EGR VALVE ASSEMBLY
METHOD FOR INSTALLING EGR VALVE ASSEMBLY
REMOVE AND INSTALL EGR COOLER ASSEMBLY
METHOD FOR REMOVING EGR COOLER ASSEMBLY
METHOD FOR INSTALLING EGR COOLER ASSEMBLY
REMOVE AND INSTALL STARTER ASSEMBLY
METHOD FOR REMOVING STARTER ASSEMBLY
METHOD FOR INSTALLING STARTER ASSEMBLY
REMOVE AND INSTALL ALTERNATOR BELT
METHOD FOR REMOVING ALTERNATOR BELT
METHOD FOR INSTALLING ALTERNATOR BELT
REMOVE AND INSTALL RADIATOR ASSEMBLY
METHOD FOR REMOVING RADIATOR ASSEMBLY
METHOD FOR INSTALLING RADIATOR ASSEMBLY
REMOVE AND INSTALL HYDRAULIC OIL COOLER ASSEMBLY
METHOD FOR REMOVING HYDRAULIC OIL COOLER ASSEMBLY
METHOD FOR INSTALLING HYDRAULIC OIL COOLER ASSEMBLY
REMOVE AND INSTALL AFTERCOOLER ASSEMBLY
METHOD FOR REMOVING AFTERCOOLER ASSEMBLY
METHOD FOR INSTALLING AFTERCOOLER ASSEMBLY
REMOVE AND INSTALL ENGINE AND MAIN PUMP ASSEMBLY
METHOD FOR REMOVING ENGINE AND MAIN PUMP ASSEMBLY
METHOD FOR INSTALLING ENGINE AND MAIN PUMP ASSEMBLY
REMOVE AND INSTALL ENGINE FRONT OIL SEAL
METHOD FOR REMOVING ENGINE FRONT OIL SEAL
METHOD FOR INSTALLING ENGINE FRONT OIL SEAL
REMOVE AND INSTALL ENGINE REAR OIL SEAL
METHOD FOR REMOVING ENGINE REAR OIL SEAL
METHOD FOR INSTALLING ENGINE REAR OIL SEAL
REMOVE AND INSTALL ENGINE HOOD ASSEMBLY
METHOD FOR REMOVING ENGINE HOOD ASSEMBLY
METHOD FOR INSTALLING ENGINE HOOD ASSEMBLY
REMOVE AND INSTALL FUEL TANK ASSEMBLY
METHOD FOR REMOVING FUEL TANK ASSEMBLY
METHOD FOR INSTALLING FUEL TANK ASSEMBLY
REMOVE AND INSTALL AdBlue/DEF TANK ASSEMBLY
METHOD FOR REMOVING AdBlue/DEF TANK ASSEMBLY
METHOD FOR INSTALLING AdBlue/DEF TANK ASSEMBLY
REMOVE AND INSTALL AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY
METHOD FOR REMOVING AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY
METHOD FOR INSTALLING AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY
REMOVE AND INSTALL AdBlue/DEF TANK SENSOR
METHOD FOR REMOVING AdBlue/DEF TANK SENSOR
METHOD FOR INSTALLING AdBlue/DEF TANK SENSOR
REMOVE AND INSTALL AdBlue/DEF TANK STRAINER
METHOD FOR REMOVING AdBlue/DEF TANK STRAINER
METHOD FOR INSTALLING AdBlue/DEF TANK STRAINER
REMOVE AND INSTALL KDPF ASSEMBLY
METHOD FOR REMOVING KDPF ASSEMBLY
METHOD FOR INSTALLING KDPF ASSEMBLY
DISASSEMBLE AND ASSEMBLE OF KDPF ASSEMBLY
METHOD FOR DISASSEMBLING KDPF ASSEMBLY
METHOD FOR ASSEMBLING KDPF ASSEMBLY
REMOVE AND INSTALL SCR ASSEMBLY
METHOD FOR REMOVING SCR ASSEMBLY
METHOD FOR INSTALLING SCR ASSEMBLY
REMOVE AND INSTALL KDPF, SCR ASSEMBLY
METHOD FOR REMOVING KDPF, SCR ASSEMBLY
METHOD FOR INSTALLING KDPF, SCR ASSEMBLY
REMOVE AND INSTALL KDPF, SCR ASSEMBLY BRACKET
METHOD FOR REMOVING KDPF, SCR ASSEMBLY BRACKET
METHOD FOR INSTALLING KDPF, SCR ASSEMBLY BRACKET
REMOVE AND INSTALL KCCV ASSEMBLY
METHOD FOR REMOVING KCCV ASSEMBLY
METHOD FOR INSTALLING KCCV ASSEMBLY
REMOVE AND INSTALL AdBlue/DEF MIXING TUBE
METHOD FOR REMOVING AdBlue/DEF MIXING TUBE
METHOD FOR INSTALLING AdBlue/DEF MIXING TUBE
REMOVE AND INSTALL AdBlue/DEF INJECTOR
METHOD FOR REMOVING AdBlue/DEF INJECTOR
METHOD FOR INSTALLING AdBlue/DEF INJECTOR
REMOVE AND INSTALL AdBlue/DEF PUMP
METHOD FOR REMOVING AdBlue/DEF PUMP
METHOD FOR INSTALLING AdBlue/DEF PUMP
REMOVE AND INSTALL AdBlue/DEF HOSE
METHOD FOR REMOVING AdBlue/DEF HOSE
METHOD FOR INSTALLING AdBlue/DEF HOSE
REMOVE AND INSTALL AIR CLEANER ASSEMBLY
METHOD FOR REMOVING AIR CLEANER ASSEMBLY
METHOD FOR INSTALLING AIR CLEANER ASSEMBLY
REMOVE AND INSTALL AIR CONDITIONER COMPRESSOR ASSEMBLY
METHOD FOR REMOVING AIR CONDITIONER COMPRESSOR ASSEMBLY
METHOD FOR INSTALLING AIR CONDITIONER COMPRESSOR ASSEMBLY
REMOVE AND INSTALL AIR CONDITIONER CONDENSER ASSEMBLY
METHOD FOR REMOVING AIR CONDITIONER CONDENSER ASSEMBLY
METHOD FOR INSTALLING AIR CONDITIONER CONDENSER ASSEMBLY
POWER TRAIN
REMOVE AND INSTALL TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY
METHOD FOR REMOVING TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY
METHOD FOR INSTALLING TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY
DISASSEMBLE AND ASSEMBLE FINAL DRIVE ASSEMBLY
METHOD FOR DISASSEMBLING FINAL DRIVE ASSEMBLY
METHOD FOR ASSEMBLING FINAL DRIVE ASSEMBLY
REMOVE AND INSTALL SWING MOTOR AND SWING MACHINERY ASSEMBLY
METHOD FOR REMOVING SWING MOTOR AND SWING MACHINERY ASSEMBLY
METHOD FOR INSTALLING SWING MOTOR AND SWING MACHINERY ASSEMBLY
DISASSEMBLE AND ASSEMBLE SWING MACHINERY ASSEMBLY
METHOD FOR DISASSEMBLING SWING MACHINERY ASSEMBLY
METHOD FOR ASSEMBLING SWING MACHINERY ASSEMBLY
REMOVE AND INSTALL SWING CIRCLE ASSEMBLY
METHOD FOR REMOVING SWING CIRCLE ASSEMBLY
METHOD FOR INSTALLING SWING CIRCLE ASSEMBLY
UNDERCARRIAGE AND FRAME
SEPARATION AND CONNECTION OF TRACK ASSEMBLY
METHOD FOR SEPARATING TRACK ASSEMBLY
METHOD FOR INSTALLING TRACK ASSEMBLY
REMOVE AND INSTALL SPROCKET
METHOD FOR REMOVING SPROCKET
METHOD FOR INSTALLING SPROCKET
REMOVE AND INSTALL IDLER AND IDLER CUSHION ASSEMBLY
METHOD FOR REMOVING IDLER AND IDLER CUSHION ASSEMBLY
METHOD FOR INSTALLING IDLER AND IDLER CUSHION ASSEMBLY
DISASSEMBLE AND ASSEMBLE IDLER ASSEMBLY
METHOD FOR DISASSEMBLING IDLER ASSEMBLY
METHOD FOR ASSEMBLING IDLER ASSEMBLY
DISASSEMBLE AND ASSEMBLE OF IDLER CUSHION ASSEMBLY
METHOD FOR DISASSEMBLING IDLER CUSHION ASSEMBLY
METHOD FOR ASSEMBLING IDLER CUSHION ASSEMBLY
DISASSEMBLE AND ASSEMBLE TRACK ROLLER ASSEMBLY
METHOD FOR DISASSEMBLING TRACK ROLLER ASSEMBLY
METHOD FOR ASSEMBLING TRACK ROLLER ASSEMBLY
DISASSEMBLEAND ASSEMBLE CARRIER ROLLER ASSEMBLY
METHOD FOR DISASSEMBLING CARRIER ROLLER ASSEMBLY
METHOD FOR ASSEMBLING CARRIER ROLLER ASSEMBLY
REMOVE AND INSTALL REVOLVING FRAME ASSEMBLY
METHOD FOR REMOVING REVOLVING FRAME ASSEMBLY
METHOD FOR INSTALLING REVOLVING FRAME ASSEMBLY
REMOVE AND INSTALL COUNTERWEIGHT ASSEMBLY
METHOD FOR REMOVING COUNTERWEIGHT ASSEMBLY
METHOD FOR INSTALLING COUNTERWEIGHT ASSEMBLY
HYDRAULIC SYSTEM
REMOVE AND INSTALL CENTER SWIVEL JOINT ASSEMBLY
METHOD FOR REMOVING CENTER SWIVEL JOINT ASSEMBLY
METHOD FOR INSTALLING CENTER SWIVEL JOINT ASSEMBLY
DISASSEMBLE AND ASSEMBLE CENTER SWIVEL JOINT ASSEMBLY
METHOD FOR DISASSEMBLING CENTER SWIVEL JOINT ASSEMBLY
METHOD FOR ASSEMBLING CENTER SWIVEL JOINT ASSEMBLY
REMOVE AND INSTALL HYDRAULIC TANK ASSEMBLY
METHOD FOR REMOVING HYDRAULIC TANK ASSEMBLY
METHOD FOR INSTALLING HYDRAULIC TANK ASSEMBLY
REMOVE AND INSTALL MAIN PUMP ASSEMBLY
METHOD FOR REMOVING MAIN PUMP ASSEMBLY
METHOD FOR INSTALLING MAIN PUMP ASSEMBLY
REMOVE AND INSTALL CONTROL VALVE ASSEMBLY
METHOD FOR REMOVING CONTROL VALVE ASSEMBLY
METHOD FOR INSTALLING CONTROL VALVE ASSEMBLY
DISASSEMBLE AND ASSEMBLE CONTROL VALVE ASSEMBLY
METHOD FOR REPLACING PRESSURE COMPENSATION VALVE SEAL RING
METHOD FOR ASSEMBLING CONTROL VALVE ASSEMBLY
DISASSEMBLE AND ASSEMBLE WORK EQUIPMENT PPC VALVE ASSEMBLY
METHOD FOR DISASSEMBLING WORK EQUIPMENT PPC VALVE ASSEMBLY
METHOD FOR ASSEMBLING WORK EQUIPMENT PPC VALVE ASSEMBLY
DISASSEMBLE AND ASSEMBLE TRAVEL PPC VALVE ASSEMBLY
METHOD FOR DISASSEMBLING TRAVEL PPC VALVE ASSEMBLY
METHOD FOR ASSEMBLING TRAVEL PPC VALVE ASSEMBLY
WORK EQUIPMENT
REMOVE AND INSTALL BUCKET ASSEMBLY
METHOD FOR REMOVING BUCKET ASSEMBLY
METHOD FOR INSTALLING BUCKET ASSEMBLY
REMOVE AND INSTALL ARM ASSEMBLY
METHOD FOR REMOVING ARM ASSEMBLY
METHOD FOR INSTALLING ARM ASSEMBLY
REMOVE AND INSTALL WORK EQUIPMENT ASSEMBLY
METHOD FOR REMOVING WORK EQUIPMENT ASSEMBLY
METHOD FOR INSTALLING WORK EQUIPMENT ASSEMBLY
REMOVE AND INSTALL ANTI-DROP VALVE ASSEMBLY FOR BOOM
METHOD FOR REMOVING ANTI-DROP VALVE ASSEMBLY FOR BOOM
METHOD FOR INSTALLING ANTI-DROP VALVE ASSEMBLY FOR BOOM
REMOVE AND INSTALL ANTI-DROP VALVE ASSEMBLY FOR ARM
METHOD FOR REMOVING ANTI-DROP VALVE ASSEMBLY FOR ARM
METHOD FOR INSTALLING ANTI-DROP VALVE ASSEMBLY FOR ARM
DISASSEMBLE AND ASSEMBLE ANTI-DROP VALVE ASSEMBLY
METHOD FOR DISASSEMBLING ANTI-DROP VALVE ASSEMBLY
METHOD FOR ASSEMBLING ANTI-DROP VALVE ASSEMBLY
DISASSEMBLE AND ASSEMBLE WORK EQUIPMENT CYLINDER ASSEMBLY
METHOD FOR DISASSEMBLING WORK EQUIPMENT CYLINDER ASSEMBLY
METHOD FOR ASSEMBLING WORK EQUIPMENT CYLINDER ASSEMBLY
CAB AND ITS ATTACHMENTS
REMOVE AND INSTALL OPERATOR’S CAB ASSEMBLY
METHOD FOR REMOVING OPERATOR CAB ASSEMBLY
METHOD FOR INSTALLING OPERATOR CAB ASSEMBLY
REMOVE AND INSTALL OPERATOR CAB GLASS (ADHERED GLASS)
METHOD FOR REMOVING OPERATOR CAB GLASS (ADHERED GLASS)
METHOD FOR INSTALLING OPERATOR CAB GLASS (ADHERED GLASS)
REMOVE AND INSTALL FRONT WINDOW ASSEMBLY
METHOD FOR REMOVING FRONT WINDOW ASSEMBLY
METHOD FOR INSTALLING FRONT WINDOW ASSEMBLY
REMOVE AND INSTALL FLOOR FRAME ASSEMBLY
METHOD FOR REMOVING FLOOR FRAME ASSEMBLY
METHOD FOR INSTALLING FLOOR FRAME ASSEMBLY
REMOVE AND INSTALL AIR CONDITIONER UNIT ASSEMBLY
METHOD FOR REMOVING AIR CONDITIONER UNIT ASSEMBLY
METHOD FOR INSTALLING AIR CONDITIONER UNIT ASSEMBLY
REMOVE AND INSTALL OPERATOR’S SEAT
METHOD FOR REMOVING OPERATOR’S SEAT
METHOD FOR INSTALLING OPERATOR’S SEAT
REMOVE AND INSTALL SEAT BELT
METHOD FOR REMOVING SEAT BELT
METHOD FOR INSTALLING SEAT BELT
REMOVE AND INSTALL FRONT WIPER ASSEMBLY
METHOD FOR REMOVING FRONT WIPER ASSEMBLY
METHOD FOR INSTALLING FRONT WIPER ASSEMBLY
ELECTRICAL SYSTEM
REMOVE AND INSTALL ENGINE CONTROLLER ASSEMBLY
METHOD FOR REMOVING ENGINE CONTROLLER ASSEMBLY
METHOD FOR INSTALLING ENGINE CONTROLLER ASSEMBLY
REMOVE AND INSTALL PUMP CONTROLLER ASSEMBLY
METHOD FOR REMOVING PUMP CONTROLLER ASSEMBLY
METHOD FOR INSTALLING PUMP CONTROLLER ASSEMBLY
REMOVE AND INSTALL MACHINE MONITOR ASSEMBLY
METHOD FOR REMOVING MACHINE MONITOR ASSEMBLY
METHOD FOR INSTALLING MACHINE MONITOR ASSEMBLY
REMOVE AND INSTALL PUMP SWASH PLATE SENSOR
METHOD FOR REMOVING PUMP SWASH PLATE SENSOR
METHOD FOR INSTALLING PUMP SWASH PLATE SENSOR
REMOVE AND INSTALL MASS AIR FLOW AND TEMPERATURE SENSOR
METHOD FOR REMOVING MASS AIR FLOW AND TEMPERATURE SENSOR
METHOD FOR INSTALLING MASS AIR FLOW AND TEMPERATURE SENSOR
REMOVE AND INSTALL KCCV CRANKCASE PRESSURE SENSOR
METHOD FOR REMOVING KCCV CRANKCASE PRESSURE SENSOR
METHOD FOR INSTALLING KCCV CRANKCASE PRESSURE SENSOR
REMOVE AND INSTALL SCR TEMPERATURE SENSOR
METHOD FOR REMOVING SCR TEMPERATURE SENSOR
METHOD FOR INSTALLING SCR TEMPERATURE SENSOR
REMOVE AND INSTALL REARVIEW CAMERA
METHOD FOR REMOVING REARVIEW CAMERA
METHOD FOR INSTALLING REARVIEW CAMERA
REMOVE AND INSTALL KOMTRAX TERMINAL ASSEMBLY
METHOD FOR REMOVING KOMTRAX TERMINAL ASSEMBLY
METHOD FOR INSTALLING KOMTRAX TERMINAL ASSEMBLY
60 MAINTENANCE STANDARD
CONTENTS
ABBREVIATION LIST
ENGINE AND COOLING SYSTEM
MAINTENANCE STANDARD OF ENGINE MOUNT
MAINTENANCE STANDARD OF COOLING SYSTEM
POWER TRAIN
MAINTENANCE STANDARD OF SWING CIRCLE
MAINTENANCE STANDARD OF SWING MACHINERY
MAINTENANCE STANDARD OF FINAL DRIVE
MAINTENANCE STANDARD OF SPROCKET
MAINTENANCE STANDARD OF SPROCKET TOOTH PROFILE FULL-SCALE DRAWING
UNDERCARRIAGE AND FRAME
MAINTENANCE STANDARD OF TRACK FRAME AND IDLER CUSHION
MAINTENANCE STANDARD OF IDLER
MAINTENANCE STANDARD OF TRACK ROLLER
MAINTENANCE STANDARD OF CARRIER ROLLER
MAINTENANCE STANDARD OF TRACK SHOE
MAINTENANCE STANDARD OF TRIPLE SHOE
HYDRAULIC SYSTEM
MAINTENANCE STANDARD OF HYDRAULIC TANK
MAINTENANCE STANDARD OF MAIN PUMP
MAINTENANCE STANDARD OF SWING MOTOR
MAINTENANCE STANDARD OF TRAVEL MOTOR
MAINTENANCE STANDARD OF CONTROL VALVE
MAINTENANCE STANDARD OF ANTI-DROP VALVE FOR BOOM
MAINTENANCE STANDARD OF ANTI-DROP VALVE FOR ARM
MAINTENANCE STANDARD OF WORK EQUIPMENT AND SWING PPC VALVE
MAINTENANCE STANDARD OF TRAVEL PPC VALVE
MAINTENANCE STANDARD OF 1ST-LINE ATTACHMENT PPC VALVE (WITH EPC VALVE)
MAINTENANCE STANDARD OF EPC VALVE OF 1ST-LINE ATTACHMENT PPC VALVE
MAINTENANCE STANDARD OF 2ND-LINE ATTACHMENT PPC VALVE
MAINTENANCE STANDARD OF SOLENOID VALVE
MAINTENANCE STANDARD OF ATTACHMENT CIRCUIT SELECTOR VALVE
MAINTENANCE STANDARD OF CENTER SWIVEL JOINT
WORK EQUIPMENT
MAINTENANCE STANDARD OF WORK EQUIPMENT LINKAGE
DIMENSION OF ARM
DIMENSIONS OF BUCKET
MAINTENANCE STANDARD OF BOOM CYLINDER
MAINTENANCE STANDARD OF ARM CYLINDER
MAINTENANCE STANDARD OF BUCKET CYLINDER
80 APPENDIX
CONTENTS
ABBREVIATION LIST
AIR CONDITIONER SYSTEM
PRECAUTIONS FOR REFRIGERANT
AIR CONDITIONER COMPONENT
SPECIFICATIONS OF AIR CONDITIONER
CONFIGURATION AND FUNCTION OF REFRIGERATION CYCLE
OUTLINE OF REFRIGERATION CYCLE
COMPONENT PARTS OF AIR CONDITIONER SYSTEM
AIR CONDITIONER UNIT
CONFIGURATION DIAGRAM OF AIR CONDITIONER UNIT
FUNCTION OF AIR CONDITIONER UNIT
COMPONENT PARTS OF AIR CONDITIONER UNIT
FUNCTION OF EVAPORATOR AS AIR CONDITIONER UNIT COMPONENT
FUNCTION OF HEATER CORE AS AIR CONDITIONER UNIT COMPONENT
FUNCTION OF EVAPORATOR TEMPERATURE SENSOR AS AIR CONDITIONER UNIT COMPONENT
FUNCTION OF SERVO MOTOR AS AIR CONDITIONER UNIT COMPONENT
STRUCTURE OF EXPANSION VALVE AS AIR CONDITIONER UNIT COMPONENT
FUNCTION OF EXPANSION VALVE AS AIR CONDITIONER UNIT COMPONENT
OPERATE EXPANSION VALVE AS AIR CONDITIONER UNIT COMPONENT
FUNCTION OF DUAL PRESSURE SWITCH
AIR CONDITIONER CONTROLLER
STRUCTURE OF AIR CONDITIONER CONTROLLER
COMPRESSOR
STRUCTURE OF COMPRESSOR
SPECIFICATIONS OF COMPRESSOR
FUNCTION OF COMPRESSOR
CONDENSER
STRUCTURE OF CONDENSER
SPECIFICATIONS OF CONDENSER
FUNCTION OF CONDENSER
RECEIVER DRIER
STRUCTURE OF RECEIVER DRIER
SPECIFICATIONS OF RECEIVER DRIER
FUNCTION OF RECEIVER DRIER
SENSORS FOR AIR CONDITIONER SYSTEM
STRUCTURE OF SUNLIGHT SENSOR
FUNCTION OF SUNLIGHT SENSOR
STRUCTURE OF AMBIENT TEMPERATURE SENSOR
FUNCTION OF AMBIENT TEMPERATURE SENSOR
EXPLANATION OF PROCEDURE FOR TESTING AND TROUBLESHOOTING OF AIR CONDITIONER
CIRCUIT DIAGRAM AND ARRANGEMENT OF CONNECTOR PINS FOR AIR CONDITIONER
AIR CONDITIONER SYSTEM DIAGRAM
INPUT AND OUTPUT SIGNALS OF AIR CONDITIONER CONTROLLER
FUNCTION OF AIR CONDITIONER CONTROLLER
INSTALLATION LOCATIONS OF AIR CONDITIONER PARTS AND ARRANGEMENT OF CONNECTORS
TESTING AIR LEAKAGE (DUCT)
METHOD FOR TESTING AIR LEAKAGE (DUCT)
TESTING AIR CONDITIONER USING SELF-DIAGNOSIS FUNCTION
HOW TO OPEN THE ELECTRICAL SYSTEM ABNORMALITY RECORD SCREEN IN SERVICE MODE OF THE MACHINE MONITOR
TEST VENT (MODE) CHANGEOVER
METHOD FOR TESTING VENT (MODE) CHANGEOVER
TESTING FRESH/RECIRC AIR CHANGEOVER
METHOD FOR TESTING FRESH/RECIRC AIR CHANGEOVER
TEST SUNLIGHT SENSOR
METHOD FOR TESTING SUNLIGHT SENSOR
TEST (DUAL) PRESSURE SWITCH FOR REFRIGERANT
METHOD FOR TESTING (DUAL) PRESSURE SWITCH FOR REFRIGERANT
TEST RELAYS
METHOD FOR TESTING RELAYS
AIR CONDITIONER TROUBLESHOOTING CHART 1
AIR CONDITIONER TROUBLESHOOTING CHART 2
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE
FAILURE CODE [879AKA]
FAILURE CODE [879AKB]
FAILURE CODE [879BKA]
FAILURE CODE [879BKB]
FAILURE CODE [879CKA]
FAILURE CODE [879CKB]
FAILURE CODE [879DKZ]
FAILURE CODE [879EMC]
FAILURE CODE [879FMC]
FAILURE CODE [879GKX]
A-1 TROUBLESHOOTING FOR POWER SUPPLY SYSTEM (AIR CONDITIONER DOES NOT OPERATE)
A-2 TROUBLESHOOTING FOR COMPRESSOR AND REFRIGERANT SYSTEM (AIR IS NOT COOLED)
A-3 TROUBLESHOOTING FOR BLOWER MOTOR SYSTEM (NO AIR COMES OUT OR AIR FLOW IS ABNORMAL)
A-4 TROUBLESHOOTING FOR FRESH/RECIRC AIR CHANGEOVER
TROUBLESHOOTING USING GAUGE PRESSURE
CONNECTION OF SERVICE TOOL
METHOD FOR CONNECTING SERVICE TOOL
PRECAUTIONS FOR DISCONNECTING AND CONNECTING HOSES AND TUBES IN AIR CONDITIONER PIPINGS
HANDLE COMPRESSOR OIL
90 CIRCUIT DIAGRAMS
CONTENTS
ABBREVIATION LIST
HYDRAULIC CIRCUIT DIAGRAM
SYMBOLS USED IN HYDRAULIC CIRCUIT DIAGRAM
HYDRAULIC CIRCUIT DIAGRAM
ELECTRICAL CIRCUIT DIAGRAM
SYMBOLS USED IN ELECTRICAL CIRCUIT DIAGRAM
ELECTRICAL CIRCUIT DIAGRAM (1/8)
ELECTRICAL CIRCUIT DIAGRAM (2/8)
ELECTRICAL CIRCUIT DIAGRAM (3/8)
ELECTRICAL CIRCUIT DIAGRAM (4/8)
ELECTRICAL CIRCUIT DIAGRAM (5/8)
ELECTRICAL CIRCUIT DIAGRAM (6/8)
ELECTRICAL CIRCUIT DIAGRAM (7/8)
ELECTRICAL CIRCUIT DIAGRAM (8/8)
INDEX