HOSE AS 2503611 - Caterpillar

Assembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 187-2718 Filter Wrench 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Note: Inspect the O-ring seals before installation. If a seal is cut, scratched, or cracked, obtain a new seal for installation. To make installation easier, coat the bores for the seals with clean diesel fuel.
Illustration 1 g00599248
Install O-ring seals (9) and valve (10) into adapter (5).
Install O-ring seals (7) and (8) into each base (6).
Illustration 2 g00599247
Assemble the fuel filter housing. Install bolts and nuts (4).
Illustration 3 g00599246
Ensure that the sealing surface of the mounting base is clean. Apply clean diesel fuel to the gaskets of new fuel filters (3). Position fuel filters (3). Use Tooling (A) and tighten fuel filters (3) until the gaskets contact the bases. Tighten fuel filters (3) for an additional one full turn (360 degrees). Do not overtighten fuel filters (3).
Illustration 4 g00599245
Position bracket (2) onto the fuel filter housing. Install bolts (1). End By:
Install the fuel priming pump, if equipped. Refer to Disassembly and Assembly, "Fuel Priming Pump - Remove and Install".
Install the fuel filter housing. Refer to Disassembly and Assembly, "Fuel Filter Housing - Install".