Quantcast ENGINE ACCELERATES SLOWLY.

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TM 9-2815-226-34-1
Table 2-1. TROUBLESHOOTING PROCEDURES (Cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
12.
ENGINE ACCELERATES SLOWLY.
Step 1. Check for leaks in supply (suction) fuel lines to pump.
Tighten all line connectors.
Step 2. Check for restricted fuel lines.
Purge all lines.
Step 3. Check for water in fuel.
Drain fuel tank and reservice (TM 9-2320-281-10).
Step 4. Check for improper injector flow adjustments.
Test and adjust injector (para 3-84).
Step 5. Check for blown or leaking head gasket(s).
a.
Retorque head bolts (Table 3-3).
b.
Replace defective gasket(s) (para 3-6 and 3-94).
Step 6. Check for plugged ASA on fuel pump.
Replace defective ASA (para 3-83).
Step 7. Check for defective or maladjusted fuel pump.
Test and calibrate pump (para 3-84).
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