Air Dryer - Check
Show/hide table
 |
The air lines to and from the air dryer must be at atmospheric pressure. If the air lines are not at atmospheric pressure, personal injury could result. Release the air pressure from the air system completely before preforming maintenance. |
 |
Show/hide table
 | |
| Illustration 1 | g00341912 |
Show/hide table
 | |
| Illustration 2 | g00344594 |
Show/hide table
 | |
| Illustration 3 | g00344595 |
- Open the drain valves for the air tanks.
- Check for moisture in the air tanks. Close the drain valves for the air tanks.
- If there is moisture in the air tanks, replace the desiccant cartridge or rebuild the desiccant cartridge. Consult your Caterpillar dealer for information about replacing the desiccant cartridge and for instructions for rebuilding the desiccant cartridge.
Show/hide table
 | |
| Illustration 4 | g00400073 |
Note: Small amounts of moisture may be in the system due to condensation in the system. Moisture may also be in the system if an air dryer is installed on a machine that has been operating without an air dryer. Several weeks may be required in order to completely dry the system.
Caterpillar Information System:
950G Wheel Loader, 962G Wheel Loader and IT62G Integrated Toolcarrier Power Train CID 0617 FMI 06 Magnetic Switch (Air Inlet Heater Relay) Current Above Normal - Test
950G Wheel Loader, 962G Wheel Loader and IT62G Integrated Toolcarrier Power Train CID 0617 FMI 05 Magnetic Switch (Air Inlet Heater Relay) Current Below Normal - Test
950G Wheel Loader, 962G Wheel Loader and IT62G Integrated Toolcarrier Power Train CID 0617 FMI 03 Magnetic Switch (Air Inlet Heater Relay) Voltage Above Normal - Test
784B and 785B Off-Highway Truck/Tractors Air Tank Moisture and Sediment - Drain
966G Wheel Loader and 972G Wheel Loader Power Train CID 0585 FMI 02 Speed Sensor (No. 1) (Transmission Output) Incorrect Signal - Test
IT14G Integrated Toolcarrier and 914G Wheel Loader Braking System Master Cylinder
784B and 785B Off-Highway Truck/Tractors Frame and Body Support Pads - Clean/Inspect
784B and 785B Off-Highway Truck/Tractors Frame and Body - Inspect
784B and 785B Off-Highway Truck/Tractors Frame - Clean/Inspect
784B and 785B Off-Highway Truck/Tractors Ether Starting Aid Cylinder - Replace
784B and 785B Off-Highway Truck/Tractors Window Wiper - Inspect/Replace
784B and 785B Off-Highway Truck/Tractors Window - Clean
966G Wheel Loader and 972G Wheel Loader Power Train CID 0621 FMI 03 Push Button Switch (Downshift) Voltage Above Normal - Test
793B Off-Highway Truck Fuel System Primary Filter - Clean
CP-563C and CS-563C Vibratory Compactors Gauges
793C Off-Highway Truck Fuel System Secondary Filter - Replace
966G Wheel Loader and 972G Wheel Loader Power Train CID 0621 FMI 04 Push Button Switch (Downshift) Voltage Below Normal - Test
950G and 962G Wheel Loaders and IT62G Integrated Toolcarrier Machine Systems Lift Kickout Control - Remove and Install
966G Wheel Loader and 972G Wheel Loader Power Train CID 0631 FMI 03 Modulating Valve (Clutch 1 Solenoid) Voltage Above Normal - Test
966G Wheel Loader and 972G Wheel Loader Power Train CID 0631 FMI 05 Modulating Valve (Clutch 1 Solenoid) Current Below Normal - Test
Oil Renewal System Electronic Control System
966G Wheel Loader and 972G Wheel Loader Power Train CID 0631 FMI 06 Modulating Valve (Clutch 1 Solenoid) Current Above Normal - Test
950G and 962G Wheel Loaders and IT62G Integrated Toolcarrier Machine Systems Vane Pump (Implement, Pilot and Braking) - Disassemble
950G and 962G Wheel Loaders and IT62G Integrated Toolcarrier Machine Systems Vane Pump (Implement, Pilot and Braking) - Assemble