Troubleshooting Chart

TROUBLE

CAUSE

REMEDY

 

 

 

Dryer runs, but no heat

Defective thermostat

Check continuity across thermostat. Limiting or

(continued).

 

safety thermostats are normally closed. If open,

 

 

replace thermostat.

 

 

 

 

Defective safety overload thermo-

See above.

 

stat

 

 

Lint compartment drawer open

Close drawer.

 

 

 

Main burners

Dirt in burner

Blow out.

burning improperly.

Gas pressure too high

Check rating plate for correct gas pressure.

 

 

 

 

Orifice too large

Send to factory for correct orifices.

 

Restricted or blocked exhaust

Clean exhaust.

 

Incorrect or poor gas mixture

Check with gas supplier for correct specifications of

 

 

gas used; must match rating plate.

 

 

 

Low gas flame or high

Incorrect main burner orifices

Replace orifices -- check factory for correct size.

gas flame.

 

 

 

 

 

Dryer too hot.

Incorrect main burner orifices

Replace orifices -- check factory for correct size.

 

 

 

 

Inadequate make-up air

Make-up air must be 4 to 6 times the exhaust area

 

 

of the dryer.

 

 

 

 

Lint accumulated

Remove lint.

 

Exhaust duct dampers

Must be full open when dryer is in operation or

 

 

replace.

 

Gas pressure too high

Adjust gas pressure as specified on rating plate.

 

 

 

 

Partially restricted or

Refer to Installation Manual for exhaust system

 

inadequately sized exhaust system

requirements. Check for and remove obstructions or

 

 

lint build-up from duct work. Never use smaller size

 

 

exhaust duct. Always use larger size

 

 

exhaust duct.

 

 

 

 

Defective thermostat

When flame or heat is passed over, thermostat circuit

 

 

should open. Audible click will usually be heard. If

 

 

continuity remains, thermostat is defective. Replace

 

 

thermostat.

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