Hand pump fails to discharge fluid (Cont)

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Hand pump fails to discharge fluid

TM-55-1905-219-14-3 Landing Craft Utility (LCU) 1667 Class Boston Hull Numbers 1667-1670 NSN 1905-00-168-5764 Manual

Table 3-36. Hydrostarter - Starter Turns but Engine Does Not- Troubleshooting.

TM 55-1905-219-14-3

Table 3-35. Hydrostarter - Hand Pump Fails to Discharge Fluid -

Troubleshooting (Continued).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

1. Hand pump fails to discharge fluid (Cont)

Close the manual relief

valve and operate pump until

fluid is discharged when

stroking in both directions.

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.

3-125