TABLE 4-2. TROUBLESHOOTING - TM-10-7360-204-13-P0078

TM 10-7360-204-13&P

TABLE 4-2. TROUBLESHOOTING

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

1. FUEL SYSTEM FAILS TO MAINTAIN PRESSURE.

Step 1. Fuel filler LEAKS

Remove filler cap and replace gasket.

Step 2. Air valve assembly defective.

Replace air valve.

Step 3. Fuel tank defective.

Replace fuel tank

Step 4. Safety valve does not reseat.

Replace safety valve device.

PREHEATER FAILS TO IGNITE.

Step 1. Preheater fuel feed tube assembly is damaged or missing. Repair or replace fuel feed tube assembly.

Step 2. Preheater generator defective.

Replace preheater generator.

3. BURNER FAILS TO IGNITE.

Step 1. Preheater generator defective.

Replace preheater generator.

Step 2. Generator is defective.

Replace generator.

Step 3. Feed tube assembly missing, clogged or dented.

Shut down-allow to cool-clean feed tube assembly orhave replaced.

4. YELLOW BURNER FLAME.

Step 1. Generator flame valve is defective.

Repack or replace valve.

Step 2. Generator is defective.

Replace generator.

5. BURNER FLAME TOO LOW.

Step 1. Generator defective.

Replace generator.

Step 2. Generator flame valve is defective.

Repack or replace valve.

6. FUEL LEAKS AT GENERATOR VALVE.

Valve or valve packing is defective.

Repack or replace valve.

7. FUEL LEAKS AT PREHEATER VALVE.

Valve or valve packing is defective.

Repack or replace valve.

4-4

Change 11