Schematic Caterpillar 966H and 972H Wheel Loader Electrical System | UENR1687-03

Feature
Cover Page
Information
– Component Location
— Vol 1 – Engine and Chassis Wiring
— Vol 2 – Cab Wiring
– Connector Location
— Vol 1 – Engine and Chassis Wiring
— Vol 2 – Cab Wiring
Schematics
– Function Isolation Tools
— Grids On/Off
— All Circuits Off
— All Circuits On
– Vol 1 – Engine and Chassis Wiring
— Unspecified Circuit
— Black (Ground)
— 032 (Red) (Battery Power)
— 640 (Blue) (Key Power)
— 021 (Orange) (Starting)
— 190 (Dk Pink) (Start Aid)
— 258 (Dk Purple) (Machine Control Circuit)
— 509 (Lt Pink) (Engine Control Circuit)
— 613 (Dk Yellow) (Heat/AC)
— 4665 (Tan) (Turn/Wiper/Washer)
— CON 346 (CAT D.L.)
— CON 509 (J1939/1587 D.L.)
— SUB 141 (Lt Orange) (Impl/Valve/Tool)
– Vol 2 – Cab Wiring
— Unspecified Circuit
— Black (Ground)
— 032 (Red) (Battery Power)
— 640 (Blue) (Key Power)
— 305 (Lt Blue) (Converter 12v Out)
— 021 (Orange) (Starting)
— 190 (Dk Pink) (Start Aid)
— 258 (Dk Purple) (Machine Control Circuit)
— 430 (Dk Gray) (Machine Security)
— 509 (Lt Pink) (Engine Control Circuit)
— 613 (Dk Yellow) (Heat/AC)
— 4665 (Tan) (Turn/Wiper/Washer)
— CON 346 (CAT D.L.)
— CON 032 (RS232/485 D.L.)
— SUB 141 (Lt Orange) (Implement Control Circuit)
— CON 190 (CAN “A” D.L.)
Machine Views
– Vol 1 – Engine and Chassis Wiring
— Chassis Wiring
— Engine Wiring
— Front Frame Wiring (LH Frame)
— Front Frame Wiring (RH Frame)
— Hydraulic Tank Wiring
— Service Center Wiring
— Transmission Wiring
— Variable Fan Wiring
– Vol 2 – Cab Wiring
— Dash Wiring
— Headliner Wiring
— Implement Pod (JOYSTICK) Wiring
— Implement Pod Wiring
— Panel ‘B’ Wiring
— PCS Wiring
— Product Link Wiring
— Rear Cab Wiring