Installation manual

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b. Low voltage to motor.
c. Failed motor.
d. Basket (tumbler) is binding, check for an obstruction.
e. Failed idler bearings or basket (tumbler) bearings.
E. Fan/blower motor is not operating (does not start)...
1. Failed blower (impellor/fan) motor contactor (relay).
2. Failed blower (impellor/fan) motor.
F. Fan/blower motor operates okay for a few minutes, then stops and will not restart...
1. Motor is overheating and tripping out on internal overload protector...
a. Motor air vents clogged with lint.
b. Low voltage to motor.
c. Failed motor.
d. Failed blower (impellor/fan) is out of balance.
G. Both drive motor and blower (impellor/fan) motor (for reversing models only) are not operating
(DO NOT start) and indicator light is on...
1. Fault at L1 or L2 termination(s) between the terminal block and contactors (relays).
2. Failed contactors (both blower [impellor/fan] motor and drive motor).
3. Failed motors (both blower [impellor/fan] motor and drive motor).
H. Heating unit is not operating (no heat)...no voltage at the heating unit (i.e., Direct Spark Ignition
[DSI] module)...
1. Fault in sail switch circuit...
a. Sail switch is out of adjustment or has failed.
b. Sail switch damper is not closing or is fluttering...
1) Lint screen is dirty.
2) Restriction in the exhaust ductwork.
3) No exhaust airflow...
a) Failed impellor (fan/blower).