FUEL PUMP
90-855347R1 JANUARY 1999 Page 3A-7
Cleaning/Inspection
1. Clean fuel pump housing, check valves, pulse chamber and pump base in solvent and
dry all but check valves with compressed air.
2. Inspect each check valve for splits, chips and for proper sealing against pump hous-
ing.
3. Inspect boost springs for weakness or breakage.
4. Inspect fuel pump housing, pulse chamber and base for cracks or rough gasket sur-
face and replace if any are found.
5. Inspect fitting on fuel pump housing for loosening or any signs of fuel or air leaks. Re-
place or tighten fitting if a leak is found.
Reassembly/lnstallation
ASSEMBLY
1. Insert retainer thru plastic disc and rubber check valve.
23601
a
b
c
a-Retainer
b-Plastic Disc
c-Rubber Check Valve
2. Install check valves and retainers into fuel pump body.
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