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 TM 55-1905-220-14-3
Table 3-35.
Hydrostarter - Hand Pump Fails to Discharge Fluid
Troubleshooting (Cont).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
Hand pump fails to discharge fluid (Cont).
Step 3.
Check for plugged reservoir screen.
Remove and clean the reservoir screen, flush the reservoir tank and reassemble.
Refer to Direct Support Maintenance.
Step 4.
Check for low fluid level.
See table 3-11, step 2.
Step 5.
Check for air in system.
To purge the hand pump of air:
a. Relieve any system pressure, then disconnect the outlet hose from the hand
pump.
b. Close the manual relief valve and operate the pump until fluid is discharged
when stroking in both directions.
c.
Reconnect the outlet hose.
Step 6.
Check for dirt in pump.
See step 2.
Step 7.
Check for damaged piston seal rings.
Replace the seal rings. Refer to paragraph 3-104.
3-119
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