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30 16022904 Rev. 0 ©2004 Maytag Appliances Company
Troubleshooting Procedures
!
WARNING
To avoid risk of electrical shock, personal injury or death, disconnect power to unit before servicing, unless testing
requires power.
Stack Dryer Troubleshooting Guide
Control
Board Does
Not
Respond To
Keypads
When service door is
closed, dryer door
must be closed for
corresponding
keypads to work.
Does Display
show "Select
Cycle"?
Cycle price must
be satisfied before
keypads will work.
Enter operator mode
using service switch.
Does display contain
a diagnostic code?
Does control board
respond to
program keys?
Unplug dyers and
check problem
membrane switch
tail connection.
See diagnostic code
troubleshooting guide
Unplug dryers and check
wiring and termination
between door switch and
control board. Replace
door switch if necessary
Plug in dryer. If problem
persists replace
corresponding
membrane switch.
If problem
persists, initiate
reset sequence.
If problem
persists, replace
control board.
No
Yes
No No
Yes
Yes
Will not
respond to
handheld
PDA
Does PDA
respond to other
machines?
Check optic
window for
obstructions, dirt,
or scratches.
PDA has failed.
If problem still
exists replace
control board
Yes
No