Service Manual

DIAGNOSTICS & TROUBLESHOOTING
Whirlpool & Maytag Front-Load Dryers
n
2-9
SERVICE DIAGNOSTIC MODE TESTS
NOTE: The Service Diagnosc Mode must be acvated before
performing the tests; see procedure on this page.
The following secon describes components that may be
turned on and o to help with troubleshoong certain issues.
IMPORTANT: Turn o power or disconnect dryer before
aaching test leads. Be sure test leads are aached prior to
component acvaon.
To check voltage measurements, the following steps must be
followed:
1. Unplug dryer or disconnect power.
2. Connect voltage measurement equipment to appropriate
connectors.
3. Plug in dryer or reconnect power and conrm voltage
reading.
4. Aer performing voltage measurements, unplug dryer or
disconnect power.
Active Fault Code Display in Quick Service Cycle
If the display begins ashing while running a Quick Service
Cycle, it is displaying an acve fault code. Acve fault codes
are codes that are currently being detected. Only one acve
fault code can be displayed at a me.
From the DIAGNOSTICS HOME screen:
3$*(
FOR SERVICE TECHNICIAN’S USE ONLY
DO NOT REMOVE OR DESTROY
SERVICE DIAGNOSTIC MODE TESTS
NOTE: The Service Diagnostic Mode must be activated before performing the tests;
see procedure on page 3.
< DIAGNOSTICS HOME
Error Diagnostic
Clear Error History
Clear Error History
System Info
Component Activation
WiFi
From the DIAGNOSTICS HOME SCREEN:
Scroll down and select
“Component Activation”
Motor Turn Left and Right
Wash Heater
Door Unlock
Drain Pump
Off
Off
Off
Off
Scroll down and select
“Door Unlock”
Scroll back up and turn on loads
as follows:
Turn “Motor Turn Left/CCW” On –
confirm wattage measurement
Turn “Motor Turn Left/CCW” Off –
confirm wattage measurement
Turn “Motor Turn Left and Right” On –
confirm wattage measurement
Turn “Motor Turn Left and Right” Off –
confirm wattage measurement
< Component Activation
Motor Turn Left /CCW
Motor Turn Left and Right
Off
Off
Figure 1
Scroll down and select “Component Acvaon”
Figure 2
Whirlpool LCD in Door Diagnostics
Voltage Measurement Safety Information
When performing live voltage measurements, you must do the following:
n Verify the controls are in the off position so that the appliance does not start when energized.
n Allow enough space to perform the voltage measurements without obstructions.
n Keep other people a safe distance away from the appliance to prevent potential injury.
n Always use the proper testing equipment.
n After voltage measurements, always disconnect power before servicing.
WARNING
Electrical Shock Hazard
Disconnect power before servicing.
Failure to do so can result in death or
electrical shock.
Replace all parts and panels before operating.
DANGER
Electrical Shock Hazard
Only authorized technicians should perform
diagnostic voltage measurements.
After performing voltage measurements,
disconnect power before servicing.
Failure to follow these instructions can result in
death or electrical shock.
Connued on following page . . .