CANNOT REACH GOVERNED RPM.

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LOW POWER OR LOSS OF POWER. (cont)

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TM-9-2815-226-34-1 Engine Diesel 6 Cylinder Inline Turbocharged Cummins NTC-400 BC2 Manual

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ENGINE ACCELERATES SLOWLY.

TM 9-2815-226-34-1

Table 2-1. TROUBLESHOOTING PROCEDURES (Cont)

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

11.

CANNOT REACH GOVERNED RPM.

Step 1. Check for defective or maladjusted throttle linkage.

Adjust or replace defective linkage (TM 9-2320-281-20).

Step 2. Check all fuel filters for contamination.

Replace or clean filters (including fuel pump screen) (TM 9-2320-281-20).

Step 3. Check high-speed governor setting.

Adjust governor setting (para 3-84).

Step 4. Check for improper injector flow adjustments.

Test and adjust injector (para 3-75).

Step 5. Check for blown or leaking head gasket(s).

Retorque head bolts (table 3-3).

Replace defective gasket(s ) (para 3-6 and 3-94).

Step 6. Check for defective or miscalibrated fuel pump.

Test and calibrate pump (para 3-84).

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