Installation manual

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2) Sail switch is fluttering ...
a) Lint screen is dirty.
b) Restriction in exhaust duct work.
c. Spark probe does not spark and DSI module "LOCKS-OUT" ("red" L.E.D. indicator flashes)...
1) Fault in spark probe wiring...break or loose connection.
2) Failed spark probe Assembly.
3) Failed DSI module.
J. Dryer operates but is taking too long to dry...
1. Exhaust duct work run is too long or is undersized...back pressure cannot exceed 0.3 inches water
column (W.C.) - .74 millibars.
2. Restriction in duct work ...
a. Dryer back draft damper is sticking partially closed.
b. Restriction/obstruction in duct work ...
1) Check duct work from the dryer all the way to the outdoors.
3. Insufficient make-up air.
4. Impellor (fan/blower) is rotating in the wrong direction only (for 3ø Models ONLY).
5. Lint screen is dirty or is not being cleaned often enough.
6. Inadequate air flow ...
a. Impellor (fan/blower) failure.
1) Low and/or inconsistent gas pressure.
Natural Gas pressure..3.5 inches of water column (W.C.) - 8.7 millibars.
L.P. (liquid propane) Gas pressure...10.5 inches of water column (W.C.) - 26.1 millibars.
2) Poor air/gas mixture at burner (too much gas or not enough air) at the burner...yellow or poor flame
pattern ...
a. Not enough make-up air.
b. Restriction in the exhaust.
3) Sail switch is fluttering ...