TM 10-4510-206-14
Table 4-2.
Organizational Troubleshooting Procedures
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
WATER HEATER FAILS TO START
Step 1.
Check source of electrical power supplied to water heater.
Check source of electrical power and connect to water heater,
obtain power source and connect to water heater.
Step 2.
Check load limit switch for electrical power out when switch
is turned on.
Inspect master control box and notify direct support mainte-
nance if faulty.
Inspect heater limit controls, adjust if necessary.
Step 3.
Check flame safeguard control switch to see if it is tripped
out.
Reset flame safeguard control.
Call direct support mainte-
nance if faulty.
Step 4.
Check blower motor reset contactor to see if it is tripped.
Reset contactor.
If blower motor still does not run, replace blower motor.
Step 5.
Check water supply in
Fill water heater
Step 6.
Check low water probe
water heater tank.
tank with water.
to see if it is defective.
Notify direct support maintenance.
Step 7.
Check low water relay to see if it is defective.
Notify direct support maintenance.
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