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©2003 Maytag Appliances Company 16022785 Rev. 0 15
Troubleshooting Procedures
! WARNING
To avoid risk of electrical shock, personal injury or death, disconnect power to unit before servicing, unless testing
requires power.
db*****Sensor Bar Diagnostics
Enter The Diagnostic Utilities Menu
1) The controls will not enter the Diagnostic State if a
cycle is active or paused for either dryer. Push the
Off
key to cancel an active or paused dryer cycle.
Push
Time Up-arrow
and
Signal (+)
for 5 seconds.
“dd”
appears in the display.
2) Use
Time Up-arrow
and
Time Down-arrow
to scroll
through the utility menu.
3) Scroll to
“rd”
and push
Signal (+)
to enter the
sensor display menu.
“OFF”
appears on the display
to indicate an input sensor has not been selected yet
for the Read Sensor Display Function.
4) Use
Time Up-arrow
and
Time Down-arrow
to scroll
through the input sensor menu.
5) Scroll to
“db”
to select the Dryness Bar input for
display.
6) With
“db”
shown on the display, exit the input sensor
menu by pushing
Signal (-). “rd”
appears in the
display.
7) Push
Signal (-)
again to exit the diagnostic utility
menu and view the sensor bar status.
8) The Display cycles
“n=x:xx”
, then
“db = On”
with a
short across the dryness bars or
“db = OFF”
with an
open circuit between the dryness bars.
9) The dryer may be operated as normal with the Read
Sensor Display active. The
“n=x:xx”
portion of the
alternating display is the normal time remaining value
for the dryer display.
10) The display shows
“db = On”
when damp clothing
makes contact with the sensor bars.
11) Either half of the membrane switch may be used to
display any input with the Read Sensor Display
Function. The half of the membrane switch used to
enable the Read Sensor Display function also
determines where the sensor display appears.
Cancel the Read Sensor Display Function
1) Push the
Off
key for the upper dryer to place the
upper dryer controls in the Sleep State. The Sleep
State extinguishes all the LED indicators and
numerical displays.
2) Push the
Off
key for the lower dryer to place the
lower dryer controls in the Sleep State.
3) Placing both upper and lower dryer controls in the
Sleep State cancels the Read Sensor Display
Function.
Codes Visible To The Consumer.
The following help codes could appear on the display and
may need further investigation.
1)
“PF”
A power failure occurred during an active or
paused cycle. Consumer may push the "Start/Pause"
key to resume the interrupted cycle or push the "Off"
key to cancel the interrupted cycle and start over with
a new cycle.
2)
“HP”
The thermistor reading is out of range and the
dryer cycle is interrupted. Consumer may push the
"Off" Key and attempt to run the cycle again. If the
condition persists, a service technician should check
for a thermistor malfunction or a wiring problem with
the thermistor circuit.
Service Technician
view the
Diagnostic Codes and look for code 1 or 2. See
Diagnostic Codes chart.
3)
“h1”
A temperature increase has not been detected
on the lower dryer and the dryer advances to Cool-
down. Consumer may check for a blocked vent.
Service Technician
check for heater not functioning,
blocked vent, cool air leaking into drum, poor seal
between drum and blower, bad connection on igniter
sense signal to control board, thermistor malfunction.
4)
“h11”
A shaker assembly neutral fault has been
detected. Shaker relay is de-energized and the cycle
continues as normal without the shaker.
Service
Technician
check for a bad connection in neutral
circuit to the shaker assembly.
“Wrinkle Prevent”
This is not a fault code but a
normal operation signal. During the Wrinkle Prevent
phase of the cycle, the output animation shows 1
segment moving around the perimeter of the display.
During the continuous tumble portion of Wrinkle Prevent,
the animation is constant. After 20 minutes of continuous
tumble, the Wrinkle Prevent intermittent phase begins
where the dryer tumbles for 10 seconds out of every
5
-
minute interval. During this phase the display shows the
segment moving, and stopping momentarily. This pattern
continues until the Wrinkle Prevent phase ends.
cS******
View Cycle Statistics
To view the Cycle Statistics scroll to “
cS
” the menu and
press
Signal (+)
.
Upon entry to the utility “
cu
” appears indicating beginning
of menu. Scroll to the menu item you want to view by
pressing
Time Adjust ^
or
Time Adjust
v
. Enter a menu
item buy pressing
Signal (+)
.
Cycle Statistics Menu
Menu Description
cu Beginning of Menu
Lc Lower Dryer Cycle Count
Lh Lower Dryer Cycle Hours
Uc Upper Dryer Cycle Count
Uh Upper Dryer Cycle Hours