Table 3-2. Troubleshooting (Continued)
TEST OR INSPECTION
6. FUEL PUMP FAILS TO DELIVER FUEL TO BURNER (WATER HEATER/DRYER). (Cont)
Inspect fuel filter cover for loose hardware.
If fuel filter cover is loose, secure hardware.
If fuel filter cover is not loose, proceed to next step.
Check for clogged fuel filter.
If fuel filter is clogged, refer to paragraph 3-7 and perform maintenance on fuel filter.
If problem persists, notify your supervisor.
7. BLACK SMOKE COMES OUT OF BURNER EXHAUST DUCT (WATER HEATER/DRYER).
Check to see if fuel-to-air ratio adjustment is correct.
If fuel-to-air ratio adjustment is incorrect, refer to paragraph 3-7 and adjust shutter for
proper volume of air intake.
If fuel-to-air ratio adjustment is correct, notify your supervisor.
8. EXTRACTOR FAILS TO START.
Check emergency stop button and see if it is pushed in.
If emergency stop button is pushed in, reset by pulling emergency stop button out.
If emergency stop is reset, proceed to next step.
Check lid on extractor and make sure it is closed and locked in position.
If lid is open, close and lock in correct position.
If lid is closed and locked in position, proceed to next step.
Check to see if power is available to extractor. Check to see if circuit breaker on power
distribution panel is off.
If circuit breaker is off, reset circuit breaker.
If power is not available, notify your supervisor.