Maytag MDG-75 Washer/Dryer User Manual


 
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2. Tripped burner manual reset hi-limit.
3. Tripped lint chamber sensor bracket basket (tumbler) manual reset hi-limit switch.
U. Heating unit is not operating (no heat)...no voltage at heating unit (i.e., Gas Model) when dryer
is first started and both the heat indicator dot and the “HEAT” output light emitting diode
(L.E.D.) is not on...
1. Failed microprocessor controller (computer).
V. Heating unit is not operating (no heat)...voltage is evident at heating unit (i.e., Gas Model -
direct spark ignition [DSI] module)...
GAS MODELS...
1. Fault in DSI ignition system.
a. Ignitor sparks but no ignition and module locks out (GREEN indicator flashes).
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 module locks out (RED indicator stays on).
1) Fault in high voltage (HV) wire ... break or loose connection.
2) Failed ignitor probe assembly.
3) Failed DSI module.
W. Dryer operates but is taking too long to dry...
1. Exhaust ductwork run is too long or is undersized...back pressure must be no less than 0 and cannot
exceed 0.3 inches (0.74 mb) water column (W.C.).