Service Mode; Enter / Exit Service Mode - Maytag MAH8700AW* Service

Troubleshooting Procedures
To avoid risk of electrical shock, personal injury or death, disconnect power to unit before servicing, unless testing
requires power.
Description
LED
Display
Motor tach signal
bE exists without
motor running.
Abnormal
high/low temp or
tE
ohm resistance
seen.
Machine control
is attempting to
drive the motor
but is not seeing
any tach
E3
response. Visual
check shows
motor is not
moving. (Locked,
Hall Sensor fault)
System Relay
Sr
failure.
Heater Relay
Hr
failure.
Over Current is
3E detected. Motor
won't turn.
Voltage for motor
control bus is
2E
over specified
limit.
Voltage for motor
control bus is
2E
under specified
limit.

Service Mode

Service Mode enables service personnel to verify the
operation of the washing machine and diagnose
problems. Service Mode can be entered in the middle
of any wash cycle without interrupting the cycle.
While in Service Mode, the technician can cancel the
current cycle, set a continuous running mode, start a
variety of special service tests and view diagnostic
displays.

Enter / Exit Service Mode

To enter Service Mode press the Chime and Extra
©2005 Maytag Services
!
WARNING
Rinse keys for three seconds or until the control
Generates
beeps.
Diagnostic
NOTE: The washer must be on before Service Mode
code
25
The motor speed will be displayed when started
(motor not running display will be 0). The present
state of the machine will not be changed (i.e., the
current cycle in progress will not be interrupted and
29
only the display will change). All LED's will be turned
off except the "Door Lock" LED. It will continue to
display the condition of the door lock.
To exit:
1) Press Chime and Extra Rinse keys for 3 seconds
2E
2) press Off, or
3) unplug the machine. Pressing the Rotary Selector
The following table summarizes special tests and
features available in Service Mode, along with
methods of activation and cancellation.
34
Access Service Tests and Diagnostic Features
36 while in Service Mode.
Test or Display
3E
91
92
2
16026126 Rev. 0
1
can be entered.
again, or
knob while running a test will pause the individual
test, while remaining in Service Mode.
Press LED to
Start
Press Delay
Quick Spin
Test Start and
Rinse&Spin
Hold Quick Press Rotary
Selector
Spin Step
(during test)
(holds
predefined
RPM)
Fast Press
Temperature
Time-
to start test.
Down /
Press
Advance
Temperature
to Next
during cycle to
Step
advance.
Quick Press
Temperature
Service
and Soil Level
Cycle
Press LED to
Cancel
Press Delay
start and
Rinse&Spin
Press Off (exits
Service Mode)
Press Rotary
Selector
(cancels hold &
resumes next
step)
Press Power
Off
Press Off (also
exits Service
Mode)
13