Model View Illustrations
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| Illustration 1 | g00451289 |
(1) Engine (2) Fuel tank (3) Bowl (4) Ejector (5) Ejector floor | |
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| Illustration 2 | g00451513 |
(6) Precleaner (7) Battery (8) Hydraulic tank (9) Radiator | |
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| Illustration 3 | g00451522 |
(10) Operator's compartment (11) Transmission (12) Draft frame arm (13) Auger | |
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| Illustration 4 | g00451564 |
The battery disconnect switch (14) is located right of the engine compartment. | |
Basic machine specifications are listed below.
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| 631E Wheel Tractor-Scraper | |
|---|---|
| Engine | 3408 HEUI Engine (G) Version 1NB1390-UP (-) Version, 1AB1640-UP |
| Transmission | Eight speeds forward. One speed reverse. (G) Version, 9PE1-UP (-) Version, 9PE840-UP |
| Maximum length | 14275 mm (46 ft 10 inch) |
| Width across draft arms | 3937 mm (12 ft 11 inch) |
| Height at top of hitch | 4293 mm (14 ft 1 inch) |
| Weight | 43945 kg (96880 lb) |
| Weight with an auger | 45980 kg (101370 lb) |
Caterpillar Information System:
611 Wheel Tractor-Scraper 3306B Engine Supplement Fuel Filter (Primary) and Fuel Filter Base - Remove and Install
928G Wheel Loader Machine Operation Information
Repair of Medium Wheel Loader Lift Arms And Levers {6107, 6116, 6119} Repair of Medium Wheel Loader Lift Arms And Levers {6107, 6116, 6119}
Payload Control System Caterpillar Reference Material
Air Conditioning and Heating R134a for All Caterpillar Machines Refrigerant Compressor
966G and 972G Wheel Loaders Power Train Axle Housing - Assemble
966G Wheel Loader and 972G Wheel Loader Machine Systems Steering Control Valve - Assemble
966G Wheel Loader and 972G Wheel Loader Machine Systems Steering Control Valve - Disassemble
Payload Control System Payload Control System/PC Off-Board System
994D Wheel Loader Steering System Piston Pump (Steering)
994D Wheel Loader Cooling System Coolant Extender (ELC) - Add
902 and 906 Compact Wheel Loaders Braking System Brake Rotor
Payload Control System Additional Reference Material
Payload Control System Warranty Information
994D Wheel Loader Drive Shaft Spline (Center) - Lubricate
902 and 906 Compact Wheel Loaders Steering System Steering Control
994D Wheel Loader Drive Shaft Support Bearing - Lubricate
994D Wheel Loader Hydraulic System Operation Checks
966G and 972G Wheel Loaders Power Train Service Brakes - Remove and Install
994D Wheel Loader Hydraulic System Hydraulic System Air - Purge
928G Wheel Loader Single Lever Control
994D Wheel Loader Drive Shaft Universal Joint - Lubricate
966G Wheel Loader and 972G Wheel Loader Machine Systems Steering Wheel - Remove and Install
994D Wheel Loader Engine Air Filter Primary Element - Clean/Replace