PUMP GP-PS 5580860 - Caterpillar

Assembly Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g00500559
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Install plunger (7), plunger (4) and springs (5) .Note: Plunger (7) is for the engine oil cooler bypass. Plunger (4) is for the oil filter bypass.Note: Check the condition of the O-ring seals and gaskets. If the seals or gaskets are worn or damaged, use new parts for replacement.
Install two gaskets (6), two covers (3), four bolts (2) and O-ring seals (1) .End By: Install the engine oil filter base and the oil filter. Refer to Disassembly and Assembly, "Engine Oil Filter Base - Install".