LOW POWER OR LOSS OF POWER.

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EXCESSIVE SMOKE WHILE ACCELERATING. (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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LOW POWER OR LOSS OF POWER. (cont)

TM 9-2815-226-34-1

Table 2-1. TROUBLESHOOTING PROCEDURES (Cont)

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

10.

LOW POWER OR LOSS OF POWER.

Step 1. Check for defective baffles in muffler or severely distorted exhaust piping creating high back pressure.

Replace muffler or defective piping (TM 9-2320-281-20).

Step 2. Check for dirty turbocharger compressor.

Clean compressor (para 3-86).

Step 3. Check for leaks in supply (suction) fuel lines to pump.

Tighten all line connectors.

Step 4. Check for restricted fuel lines.

Purge all lines.

Step 5. Check all fuel filters for contamination.

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

Step 6. Check for plugg ed injector(s) spray holes.

Clean injector(s) spray holes (para 3-73).

Step 7. Check for plugged breather tube and breather assembly.

Clean tube and breather assembly (TM 9-2320-281-20).

Step 8. Check for plugged ASA on fuel pump.

Replace ASA (para 3-83).

Step 9. Check for plugged injector(s) spray holes.

Clean injector(s) spray holes (para 3-73).

Step 10. Check for cracked injector body or cup.

Replace defective injectors (para 3-6 and 3-94).

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