Maytag MDE/MDG21PDA Service Manual page 19

Troubleshooting Procedures
To avoid risk of electrical shock, personal injury or death, disconnect power to unit before servicing, unless testing
requires power.
Single Dryer Troubleshooting Guide
Dryer
Stopped
with Zero
Minutes
Remaining
In The
Display
end of a cycle before
Cannot
Enter Or
Check adjustment
of service switch
Exit
and lock.
Operator
Mode
Operator
Setup operator options as
desired unplug machine for
Options
minimum 15 seconds, then
Revert To
Defaults
Dryer
Runs
Unplug the dryer is
Without
there continuity from
GG2 to GG3?
Program
Selection
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Open
corresponding
No
dryer door. Did
display change?
Yes
The dryer door must
be opened after the
the dryer will operate
again. Dryer is
operating normally.
terminations between
Reconnect AA1. If the
problem still exists, replace
the control board
plug in the dryer.
No
Yes
16022904 Rev. 0
WARNING
Unplug dryer and open
doors. Check continuity
of problem door switch
and replace it if shorted.
Does door switch
open and close
properly?
No
Replace door
switch.
Check wiring and
service switch and
control board.
Yes switch open and
If problem
persists, replace
control board
Plug the dryer in . If problem still exists,
perform the single dryer diagnostics
program.
Replace the control
board.
Check wiring and
termination
Yes between door
switch and control
board.
Plug In Dryer
replace control board.
Unplug the dryer and connector AA1.
Check for continuity between the yellow
wire (pin 2) and the orange wire (pin 3)
coming from the service switch.
Does service
No
close properly?
If problem persist,
Replace service
switch
19