CONTROL GP-PILOT OPERATED HYD 2335973 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     173-9774     Bolt Remover (1)     1    
B     9U-6198     Crankshaft Turning Tool     1    
C     8S-2264     Puller Group     1    
8S-4712 Bolt     2    
( 1 ) The bolt remover is required in order to remove the tamper proof bolts on the access cover for the fuel injection pump.Start By:
Remove the water pump. Refer to Disassembly and Assembly, "Water Pump - Remove".
Remove the fuel injection lines. Refer to Disassembly and Assembly, "Fuel Injection Lines - Remove and Install".Note: For a complete description of Type 1 and Type 2 engines, refer to the Disassembly and Assembly, "Engine Design" topic.
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 g00545256
Remove four bolts (1) .Note: Some engines may have four tamper proof bolts (1). Use Tool (A) in order to remove the tamper proof bolts bolts.
Remove cover (2) .
Illustration 2 g00545258
Remove nut (3) and the lockwasher.
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Use Tool (B) to rotate the crankshaft until keyway (X) is at 30 degrees from the vertical centerline.
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Install Tool (C) .
Disengage the gear from the fuel injection pump.
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Disconnect hose (7) from the fuel injection pump.
Remove three nuts (6) that hold fuel injection pump (5) in position.
Remove fuel injection pump (5) and the gasket.Note: Ensure that you do not lose the key when the fuel injection pump is removed. Also notice the position of marks (4) in order to ensure proper alignment of fuel injection pump (5) during installation.