TM 10-4510-206-14
Table 4-2.
Organizational Troubleshooting Procedures (Cont’d)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2.
FLAME FAILURE DURING FIRING CYCLE
Step 1.
Check fuel supply in fuel container.
Fill container with fuel.
Step 2.
Check fuel hoses for leaks.
Tighten
hose.
Step 3.
Check fuel hose for clogs.
couplings, replace fuel
Disconnect fuel hose and clear all foreign matter and
clogs from line.
Step 4.
Check fuel nozzle for dirt and clogs.
Clean or replace nozzle.
See paragraph 4-14.
Step 5.
Check UV scanner tube to see if it is clogged.
Clear all obstructions from UV scanner tube.
Step 6.
Check operation of flame safeguard control to see
defective.
Notify direct support maintenance.
Step 7.
Check UV scanner to see if it is defective.
Notify direct support maintenance.
if it is
Step 8.
Inspect fuel pump strainer to see if it is clogged.
Remove and clean strainer.
See paragraph 4-14.
Step 9.
Check fuel pump drive coupling for looseness.
Tighten pump drive coupling.
See paragraph 4-14.
Step 10.
Check fuel pump to see if it is defective.
Replace fuel pump.
See paragraph 4-14.
Step 11.
Check for presence of electric power at solenoid fuel valve.
Notify direct support maintenance.
4-10
