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 TM 55-1905-219-14-3
Table 3-4. Propulsion Engine - No Fuel or Insufficient Fuel
Troubleshooting (Cont).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. Faulty fuel pump.
Step 1.
Check for relief valve not seating.
Perform a Fuel Oil Test and, if inadequate, clean and inspect the
valve seat assembly. Refer to paragraph 3-13.
Step 2.
Check for worn gears or pump body.
Replace the gear and shaft assembly or the pump body. Refer to
paragraph 3-13.
Step 3.
Check for fuel pump not rotating.
Check the condition of the fuel pump drive and blower drive and
replace defective parts. Refer to paragraphs 3-10, 3-12 and 3-13.
3-43
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