a WARNING
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the dryer before servicing.
• Close gas shut-off valve to gas dryer before servicing.
• Never start the dryer with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the dryer is properly grounded.
W001
64
RS3200001 (502992R3)
POSSIBLE CAUSE TO CORRECT
71. HEATER ASSEMBLY OR BURNER REPEATEDLY CYCLES OFF ON LIMIT THERMOSTAT
External exhaust system longer or providing Refer to INSTALLATION INSTRUCTIONS (supplied
greater restriction than recommended. with dryer) for exhaust system requirements.
Use of plastic or thin foil exhaust duct. Replace with solid or rigid flexible metal exhaust duct.
Clogged lint filter. Clean lint filter.
Lint in internal dryer ductwork. Disassemble dryer ductwork and clean.
Lint or other obstruction in external exhaust system. Disassemble and clean exhaust system.
Hinged damper on exhaust system weather hood Free hinged damper or replace weather hood.
not free to open.
*Limit thermostat cycling at too low a temperature. Replace thermostat, paragraph 26.
Air leak around loading door. (Door not sealing
due to damaged seal or inoperative door catch.)
=Inoperative thermistor. Test thermistor and replace if inoperative.
Air leak at blower seal. Check and replace seal if necessary.
Air leak at cylinder seal(s). Check and replace seal(s) if necessary.
Replace seal or catch.
70. HEATER ASSEMBLY OR BURNER SHUTS OFF PREMATURELY
Improper or inadequate exhaust system. See INSTALLATION INSTRUCTIONS (supplied with
Weather hood flapper restricted. dryer) for exhaust requirements.
Check gas shut-off valve in dryer and main
Gas Models: Insufficient gas supply. gas line valve. Open partially closed gas shut-off
valve, or correct low pressure.
Gas Models: Dryer not properly equipped for Refer to “Gas Burner Conversion Procedures”
type of gas used. supplied in gas burner conversion kit.
Gas Models: Improperly adjusted burner flame. Adjust flame, paragraph 47.
Momentarily connect a jumper wire across
Cycling off on limit thermostat. thermostat terminals. If heater element heats or
burner ignites when jumper wire is connected,
refer to paragraph 69.
Gas models: Flame sensor contact closing Replace flame sensor or adjust burner flame,
prematurely. Burner flame improperly adjusted
paragraph 47.
*Inoperative cycling thermostat. Test thermostat and replace if inoperative.
*Inoperative timer. Test timer and replace if inoperative.
Broken, loose, or incorrect wiring. Refer to appropriate wiring diagram.
=Inoperative electronic control. Refer to SECTION VII to check out the electronic
control operation.
Inoperative moisture sensing control. Refer to SECTION VIII to check out the moisture
sensing control.
POSSIBLE CAUSE TO CORRECT
*Mechanical Timer Models only
=Electronic Control Models only
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