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D. Drive motor runs, burner is on, but basket (tumbler) will not turn...
1. Broken, damaged or loose V-belt.
2. Belts are contaminated (oil, grease, etc.).
3. Loose or broken pulley.
E. Drive motor and blower motor start, computer display heat indicator is on, but there is no heat...
1. Lint coop automatic safety thermostat (225º F [107º C]) has failed.
2. Sail switch is out of adjustment, has failed, or sail switch damper is not closing due to back pressure created
by a restriction in the exhaust system.
3. Failed burner hi-limit (330º F [166º C] for gas models, 290º F [143º C] for electric models) safety thermostat.
4. Failed ignitor/flame-probe assembly or probe is misadjusted.
5. Failed ignition Direct Spark Ignition (DSI) module.
6. Failed gas valve.
7. Failed microprocessor controller (computer).
F. Dryer operates, probe sparks, but gas does not flow...
1. Dryer gas shutoff valve is closed.
2. Failed gas valve (open coil in valve).
3. Loose wiring connection from DSI module to gas valve. (Check voltage at gas valve).
4. Failed DSI module.
G. Dryer operates, probe sparks but there is no ignition even though gas is evident...
1. Gas pressure is too low. Check manifold pressure and take necessary corrective action.
2. Failed gas valve.
3. Ignitor probe is out of adjustment (readjust within gas flow).
4. Lint accumulation in burner tubes.
H. Dryer operates but is taking too long to dry...
1. An inadequate exhaust ductwork system.
2. Restriction in exhaust system.
3. Insufficient make-up air.