SUPPORT AS 3727828 - Caterpillar

Refer to the hot oil under pressure warning in the front of this manual.
1. Disconnect four hose assemblies (1). Cap or plug off immediately. Mark or identify for later assembly. 2. Attach a strap and suitable lifting device to conveyor drive motor (2).3. Remove two bolts (3) and washers.4. Remove conveyor motor (2). The weight of the conveyor motor is 20 kg (45 lb). For installation of the conveyor drive motor, reverse the removal steps. All motor components must be cleaned and inspected before assembly. If any components are worn beyond recommended limits they must be replaced. Lubricate all moving parts with clean oil during assembly. Assemble motor with all new seals.Disassemble & Assemble Drag Conveyor Drive Motor
Dirt can damage motor components. Be sure the motor is clean and free of dirt and debris prior to disassembly. Perform the disassembly and assembly procedure on a clean work bench. Scribe a line on the motor case to aid the orientation of motor components at assembly.
1. Remove O-rings (3) from the fittings.2. Remove four bolts (2) and cap (1). 3. Remove rotating group (4). 4. Remove swashplate (5). 5. Use snap ring pliers to remove retaining ring (6). 6. Remove seal (11). Use snap ring pliers to remove retaining ring (7).7. Place the motor in a press and remove the shaft. Remove retaining rings (12) and (13). Remove bearing (8) from shaft (10). 8. Disassemble the rotating group and inspect the parts for wear and damage. 9. Remove valve plate (15), gasket (14) and the needle bearing, if necessary. The following steps are for the assembly of the vibratory motor. All motor components must be cleaned and inspected before assembly. If any components are worn beyond recommended limits they must be replaced. Lubricate all moving parts with clean oil during assembly. Assemble motor with all new seals. 10. Use a press to install a new needle bearing if it was removed. 11. Replace gasket (14) if it was removed. Install valve plate (15) if it was removed. Note the orientation of the valve plate with pin (16). 12. Install retaining ring (13) on shaft (10). Use a press to press bearing (8) on shaft (10). Install retaining ring (12) on shaft (10).13. Place housing (9) in a press and press the shaft and bearing in the housing. Install retaining ring (7) in the housing. Install seal (11) with the lip of the seal towards the inside of the motor housing. Install retaining ring (6). 14. Assemble the rotating group. 15. Install swashplate (5). 16. Install rotating group (4) in the motor housing. 17. Position cap (1) on the motor and fasten with four bolts (2). Tighten four bolts (2) to a torque of 76.5 3.75 N m (56.5 5.5 lb ft).18. Install new O-rings (3) if necessary.