TM 5-5420-226-20-2
ENGINE FUEL PUMP REPLACEMENT (Sheet 3 of 3)
2. Using rags, wipe all removed parts dry.
3. Inspect fuel pump gear shaft for excessive wear or break. If defective, replace fuel
pump.
4. Inspect fittings and mounting hardware for cracks, wear, or thread damage. Replace
parts if required.
INsTALLATION:
NOTE
Coat threads of all fittings and elbows with sealing compound before
installing.
Install two elbows (A) to
1.
fuel pump (B).
Install new gasket (C) to
2.
adapter (D).
Mount fuel pump (B) to adapter (D).
3.
Using 1/2 inch wrench, install
4.
four nuts (E) and flat washers
(F) to fuel pump (B).
Using 7/8 inch wrench, install hose
5.
assemblies (G) to fuel pump (B).
Service fuel tanks (TM 5-5420-226-10)
6.
Using ground hop kit, perform powerplant test run (page 5-25).
7.
Install powerplant (page 5-14).
8.
TA107644
End of Task
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