TM 9-2320-289-20
Table 2-3. Mechanical Troubleshooting (Con’t)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
35.
36.
WINTERIZATION KIT HEATERS
WITERIZATION KIT HEATERS WILL NOT START
Step 1.
Perform Electrical Troubleshooting malfunction #22.
SMOKY HEATER EXHAUST AFTER 5 MINUTES CONTINUOUS OPERATION
37.
WARNING
Before checking for restrictions, allow exhaust pipe to cool. Failure to
follow this warning may result in serious burns.
Step 1.
Check air inlet or exhaust outlet for restrictions.
Remove any restrictions.
If there are no restrictions, replace heater. (See paragraph 11-8, 11-16, or
11-21)
STARTS BUT SHUTS OFF COMPLETELY
Step 1.
Ensure that truck fuel tank is at least ¼ full.
Add fuel if low.
Step 2.
Inspect air passages for restrictions.
Clear restrictions. Allow system to cool before retesting.
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