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 TM 55-1905-222-14
Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
STARTING SYSTEM
1. ENGINE DRIVEN RECHARGING PUMP FAILS TO RAISE ACCUMULATOR PRESSURE
Test pump to see if It is defective by inserting it In a test circuit. The pump must fill a one
gallon accumulator to 3000 psi (unloading valve cut out setting) with pump operating at 1750
RPM within 3 minutes
Repair pump (para 6-17) if it fails test
2. CRANKING SPEED TOO LOW
Test to see if starting motor Is defective
Repair starting motor (para 6-19)
3. HAND PUMP FAILS TO CHARGE SYSTEM
Test to see if hand pump is defective
Repair hand pump (para 6-20)
4. LOW/LOSS OF ACCUMULATOR PRESSURE
Test to see if accumulator is defective
Repair accumulator (para. 6-18)
5. HIGH PRESSURE IN SYSTEM (ABOVE 3500 PSI)
Test to see If engine driven recharging pump is defective
Repair pump (para 6-17)
6
ENGINE FAILS TO START IN ALL STARTING MODES
Test to see If starting motor is defective
Repair starting motor (para 6-19)
6-4
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