TM 10-4510-206-14
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SYMPTOM INDEX
Symptom
Water heater fails to start . . . . . . . . . . . . . . .
Flame failure during firing cycle . . . . . . . . . . . .
Fuel pressure gage indicates pressure too low . . . . . .
Fuel pressure gage indicates pressure too high. . . . . .
Noisy fuel pump. . . . . . . . . . . . . . . . . . . . .
Pressure gage indicates pulsating pressure. . . . . . . .
Fuel pump leaks. . . . . . . . . . . . . . . . . . . . .
Fuel pump fails to deliver fuel to burner . . . . . . . .
Burner fails to ignite or ignition is delayed . . . . . .
Blower motor overload switch continues to trip. . . . . .
Exhaust gases from smoke stack are smoky. . . . . . . . .
Smoke escaping from around boiler box cover . . . . . . .
Water temperature gage shows water overheats. . . . . . .
Blower and fuel pump motor noisy. . . . . . . . . . . . .
Water pump fails to deliver water . . . . . . . . . . . .
Water pump fails to rotate. . . . . . . . . . . . . . . .
Water pump assembly noisy . . . . . . . . . . . . . . . .
Shower stand nozzles not discharging enough water . . . .
Troubleshooting
Procedure
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