STEM ASSEM. 5S5969 - Caterpillar

Removal Procedure
Table 1
Require Tools    
Tool     Part Number     Part Description     Qty    
A     434-9949     Slide Hammer     1    
B     434-9951     Valve Stop Installation Tool     1    
C     481-6001     HG-3M PULL.KIT (Black Puller) Puller kit with Hand Pump     1    
D     -     Nickel Anti-Seize     -    
E     129-1966     White Assembly Grease     1    
F     434-9945     Valve Cover Removal Hexagon Wrench     1    
When you are using hydraulic cylinders and puller studs, always ensure that the rated capacity of the puller stud meets or exceeds the rated capacity of the hydraulic cylinder. If the puller stud does not meet or exceed the rated capacity of the hydraulic cylinder, a sudden failure of the puller stud could occur. The sudden failure of the puller stud could result in personal injury or death.
Illustration 1 g03884768
Use Tooling (F) to remove retaining nut (1) .
Illustration 2 g03884767
Use Tooling (F) to remove retaining nut (2) .
Illustration 3 g03366329
Personal injury can result from being struck by parts propelled by a released spring force.Make sure to wear all necessary protective equipment.Follow the recommended procedure and use all recommended tooling to release the spring force.
Use Tooling (A) to remove discharge cover (3). Remove discharge cover (3) .
Illustration 4 g03366335
Remove seal (4) from discharge cover (3) .
Illustration 5 g03366337
Remove spring (7) and valve (8) .
Illustration 6 g03366336
Use Tooling (A) to remove suction cover (5) .
Illustration 7 g03371325
Remove seal (6) from suction cover (5) .
Illustration 8 g03406387
Illustration 9 g03406388