TUBE AS 8R8818 - Caterpillar

Disassembly Procedure
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Make an identification mark along the length of the housing on the gerotor motor. Mark the orientation of each section of the motor. This procedure must be done in order to ensure correct assembly of the motor.
Illustration 1 g00549974
Remove seven bolts (1) that secure cover (2) to the motor. Remove the cover from the motor.
Illustration 2 g00679281
Remove seal (3) from cover (2) .
Illustration 3 g00679285
Remove commutator ring (4) .
Remove commutator (5) and seal (6) .
Illustration 4 g00679291
Remove seal (7) from manifold (8) .
Remove manifold (8) .
Illustration 5 g00550167
Remove seal (9) from the bottom of manifold (8) .
Illustration 6 g00679235
Remove rotor set (10) .
Illustration 7 g00679253
Remove seal (11) from rotor set (10) .
Illustration 8 g00679256
Remove plate (12) .
Illustration 9 g00679245
Remove seal (13) from housing (16) .
Remove intermediate shaft (14) .
Remove thrust bearing (15) .
Illustration 10 g00679243
Remove output shaft (17) from housing (16) .