Kenmore 153.33955 Troubleshooting Chart Continued, Problem, Possible Causes, Corrective Action

TROUBLESHOOTING CHART (CONTINUED)

PROBLEM		POSSIBLE CAUSE(S)		CORRECTIVE ACTION
THERMOSTAT FAILS TO	1.	Thermostat not functioning properly	1.	Replace thermostat
SHUT-OFF	2.	Improper calibration	2.	Replace thermostat
COMBUSTION ODORS	1.	Insufficient secondary air	1.	Provide ventilation to water heater. Check flue
	2.	Water heater flue or vent system	2.	way, flue baffle, and burner
				Clean, locate source and correct
	3.	blocked	3.	Provide fresh air ventilation
		Heater installed in a confined area
SMOKING AND CARBON	1.	Insufficient secondary air	1.	Provide ventilation to water heater. Check flue
FORMATION (SOOTING)	2.	Low gas pressure	2.	way, flue baffle, burner
				Check with gas utility company
	3.	Water heater flue or vent system	3.	Clean, locate source and correct
	4.	blocked	4.	Replace thermostat
		Thermostat not functioning properly
	5.	Heater installed in a confined area	5.	Provide fresh air ventilation
	6.	Burner flame yellow-lazy	6.	See “Burner Flame Yellow-Lazy”
CONDENSATION	1.	Temperature setting too low	1.	Increase the temperature setting. Refer to the
				“Condensation” sub-section of this manual’s
				Troubleshooting Guide.
BURNER FLAME FLOATS	1.	Orifice too large	1.	Replace with correct orifice
AND LIFTS OFF PORTS	2.	High gas pressure	2.	Check with gas utility company
	3.	Water heater flue or vent system	3.	Clean flue and burner-locate source and correct
	4.	blocked	4.	Locate source and correct
		Cold drafts
BURNER FLAME TOO HIGH	1.	Orifice too large	1.	Replace with correct orifice
FLAME BURNS AT ORIFICE	1.	Thermostat not functioning properly	1.	Replace thermostat
	2.	Low gas pressure	2.	Check with gas utility company
PILOT FLAME	1.	Pilot line or orifice clogged	1.	Clean, locate source and correct
TOO SMALL	2.	Low gas pressure	2.	Check with gas utility company

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