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 TM 55-1905-219-14-3
Table 3-15. Hydrostarter - Hand Pump Fails to Discharge Fluid - Troubleshooting.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. Hand pump fails to discharge fluid.
Step 1.
Check for open manual relief valve.
Close the relief valve.
Step 2.
Check for leaking check valves.
If caused by dirt, open the relief
valve and operate hand pump slowly
for a few minutes to wash the part-
icles out of the check valves. If
this is unsuccessful, stone and
clean the ball seats in pump body
and replace the balls and springs
if necessary. Refer to paragraph
3-49.
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.
3-71
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