Direct Support Mechanical Troubleshooting - continued

TM 9-2320-386-24-1-2

0293 00

Direct Support Mechanical Troubleshooting (Contd).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

55. ODOR OF FUEL IN VENTILATING AIR

Step 1. Check for leaking fuel connections at stand-pipe and fuel valve.

Tighten connections if loose (TM 9-2320-361-34).

Step 2. Check burner preformed packing and gasket (TM 9-2320-361-34).

Replace preformed packing and gasket if defective (TM 9-2320-361-34).

END OF TESTING!

56. BLOWER RUNS, BUT HEATER FAILS TO IGNITE

Step 1. Test igniter (TM 9-2320-361-34).

Replace igniter if defective (TM 9-2320-361-34).

Step 2. Check fuel control valve (TM 9-2320-361-34).

Replace fuel control valve if defective (TM 9-2320-361-34).

Step 3. Check for obstructed ignition air passages.

Clear ignition air passages of obstruction.

END OF TESTING!

57. HEATER SMOKES DURING NORMAL OPERATION

Step 1. Check for slow blower motor operation (TM 9-2320-361-34).

Replace blower motor if defective (TM 9-2320-361-34).

Step 2. Test fuel control valve (TM 9-2320-361-34).

Replace fuel control valve if defective (TM 9-2320-361-34).

END OF TESTING!

END OF WORK PACKAGE

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