Bobcat Grader 84 6901594 (11-18) (Preview)
MAINTENANCE SAFETY
CONTENTS
FOREWORD
SERIAL NUMBER LOCATION
DELIVERY REPORT
ATTACHMENT IDENTIFICATION
SAFETY & MAINTENANCE
TROUBLESHOOTING
Grader Chart
GCR Receiver Chart
BLR2 Receiver Chart
Laser Beacon Chart
DAILY INSPECTION
Attachment Mounting Frame
Bob-Tach
LUBRICATING THE ATTACHMENT
Lubrication Locations
REGULAR MAINTENANCE ITEMS
Cutting Edge
Turntable Clamp Clearance
Laser System
REMOVAL AND INSTALLATION
Cutting Edge
Turntable Clamp Clearance
ATTACHMENT STORAGE AND RETURN TO SERVICE
Storage
Return To Service
HYDRAULIC SYSTEM
HYDRAULIC CONTROL VALVE (S/N 64800101 – 648001630)
Removal And Installation
Parts Identification
Disassembly
Assembly
HYDRAULIC CONTROL VALVE (S/N 648001631 & ABOVE)
Removal And Installation
Parts Identification
Disassembly
Assembly
LEVELING HYDRAULIC CYLINDER
Removal And Installation
Parts Identification
Disassembly
Assembly
TURNTABLE HYDRAULIC CYLINDER
Removal And Installation
Parts Identification
Disassembly
Assembly
MAINFRAME
ACD (ATTACHMENT CONTROL DEVICE) (S/N 64800101 – 648001630)
Removal And Installation
ACD (ATTACHMENT CONTROL DEVICE) (S/N 648001631 & ABOVE)
Removal And Installation
BOLSTER
Removal And Installation
CASTER
Removal And Installation
CUTTING EDGE
Removal And Installation
TURNTABLE
Removal And Installation
WHEEL AXLE
Removal And Installation
Parts Identification
Disassembly
Assembly
SPECIFICATIONS
GRADER ATTACHMENT SPECIFICATIONS
Dimensions
Performance
GCR Receiver
BLR2 Receiver
Laser Beacon
Laser Detector
ELECTRICAL SCHEMATIC – 7-PIN CONNECTOR
Grader (S/N 64800101 – 648001630)
Grader (S/N 648001631 & Above)
ELECTRICAL SCHEMATIC – 7-PIN CONNECTOR WITH 14-PIN ADAPTER HARNESS
Grader (S/N 64800101 – 648001630)
Grader (S/N 648001631 & Above)
HYDRAULIC SCHEMATIC
Grader (S/N 64800101 – 648001630)
Grader (S/N 648001631 & Above)
TORQUE SPECIFICATIONS FOR BOLTS
Torque For General SAE Bolts
Torque For General Metric Bolts
HYDRAULIC CONNECTION SPECIFICATIONS
O-ring Face Seal Connection
Straight Thread O-ring Fitting
Tubelines And Hoses
Flare Fitting
Port Seal Fitting
ALPHABETICAL INDEX
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