Troubleshooting Procedures

!W ARNING

To avoid risk of electrical shock, personal injury or death, disconnect power to unit before servicing, unless testing requires power.

Stack Dryer Troubleshooting Guide

Operator

Setup operator

options as desired

Options

 

 

 

 

unplug machine for

 

Revert To

minimum 15

Defaults

seconds, then plug in.

Display

Check wiring and

termination

Flashes In

 

 

between vault

 

User Mode

switch and control

board.

 

 

 

 

 

 

 

If problem

persists, replace

control board

Unplug dryer. Disconnect lower connector from control board.

check for conuity between terminals 7 and 8 of connector

while cycling vault switch

If problem

 

 

 

persists, replace

 

 

Yes

 

 

control board

 

 

 

 

 

 

 

 

 

 

Does vault switch open and close properly?

 

 

 

Replace vault

No

 

 

 

 

switch.

 

 

 

 

 

 

 

 

 

 

Dryer

Runs

Without

Program

Selection

Dryer

Drum

Will Not

Turn

Check for welded

motor relay and

replace if necessary.

Check wiring and termination between control board, motor

relay, door switch, and motor.

If problem

persists, initiates a

dryer service

cycle.

Does dryer door switch open and close properly?

No

Replace Door

switch.

 

 

Yes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Close the dryer door and enter

 

 

 

 

 

 

 

 

 

 

 

 

Did a diagnostic code

 

operator mode using service

 

 

 

 

switch. Push a delicates keypad

 

 

 

 

 

appear?

 

for at least 1 second

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

No

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

See the PD

 

 

 

stacked dryer

Yes

 

 

diagnostic code

 

 

 

 

troubleshooting

 

 

 

 

 

 

guide.

 

 

 

 

If problem

persists, replace

control board.

No

Does 25 VDC appear across coil of motor relay?

 

 

 

Replace motor

Yes

 

 

 

 

relay.

 

 

 

 

 

 

 

©2004 Maytag Appliances Company

16022904 Rev. 0

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Maytag MLE/MLG23PDA, MDE/MDG21PRA, MDE/MDG21PNA manual Options, Dryer Runs Without Program Selection Drum Will Not Turn