KIT-CYLINDER 8R0863 - Caterpillar

Disassembly Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     6V-3009     Crossbar     1    
5H-9976 Screw     1    
9S-9152 Bearing Puller     1    
7X-0290 Bolt     2    Start By:
Remove the water pump. Refer to Disassembly and Assembly, "Water Pump - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
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.
Illustration 1 g00546103
Remove six bolts (1) from cover (2). Remove cover (2) and the gasket.
Illustration 2 g00546104
Remove O-ring seal (3) from the rear of the water pump housing.
Illustration 3 g00546126
Install Tool (A). Remove gear (4) .
Illustration 4 g00546127
Use a suitable lever in order to remove seal (5) .
Illustration 5 g00546128
Use a suitable press to remove shaft (6), seal (7), and impeller (8) from housing (9) .