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a. Ignitor sparks but no ignition and Direct Spark Ignition (DSI) module locks out (“red” light emitting diode
[L.E.D.] indicator light stays on) ...
1) Ignitor probe assembly is out of adjustment or has failed.
2) Severe air turbulence.
3) Failed DSI module.
4) Failed gas valve.
b. Ignitor sparks, burner lights but goes off right away ...
1) DSI ignitor/flame-probe is out of adjustment or has failed.
2) Sail switch is fluttering ...
a) Lint screen is dirty.
b) Restriction in exhaust ductwork.
c. Ignitor does not spark and DSI module locks out (“red” L.E.D. indicator light stays on) ...
1) Fault in high voltage (HV) wire ... break or loose connection.
2) Failed ignitor probe assembly.
3) Failed DSI module.
Q. Dryer is taking too long to dry...
1. Exhaust ductwork run is too long or is undersized ... back pressure cannot exceed 0.3 inches (0.74 mb)
water column (W.C.).
2. Restriction in exhaust ductwork ...
a. Dryer back draft damper is sticking partially closed.
b. Restriction/obstruction in ductwork ...
1) Check ductwork from dryer ALL the way to the outdoors.
3. Insufficient make-up air.
4. Impellor (fan/blower) is rotating in the wrong direction (3-phase [3Ø] Models Only).
5. Lint screen is dirty or is not being cleaned often enough.
6. Inadequate airflow ...
a. Impellor (fan/blower) failure.