COMPONENT TESTING & DIAGNOSIS

SERVICE DIAGNOSTIC TESTS

The control must be in the STANDBY state before pressing the keypads to initiate the diagnostic tests. To start the test routine, press the following keypads, in sequence, within 5 seconds:

1.More Time

2.Less Time

3.More Time

4.Less Time

Once in the diagnostics, the following events will occur:

All the LEDs will turn on and “88 ” will appear on the display. If the model identi- fier diodes in the keyswitch do not match the configurations in the Model Identi- fiers Table, an E3 error message will appear on the display. Make sure the cor- rect control board is installed before continuing.

Pressing the corresponding keys will turn off each LED and sound a beep (vol- ume is Loud).

When opening the door, the dryer will beep and the display will show a number, followed by a capital “E” for electric or lower case “g” for gas. The first number will be 7 for Whirlpool models.

Open the door. Each actuation of the door switch will sound a beep.

Short the moisture strips. The dryer will beep and the display will show a 2- digit software revision code.

Press the Start key. The heater and motor turn on, and the display reads a 2- digit project identification code. The code for this project is “00”.

Press the Stop/Cancel key to exit the diagnostics.

KEYPAD MATRIX

 

 

 

TOUCHPAD

+ LEAD

– LEAD

 

 

Heavy Duty

P3-14

P3-11

 

Towels / Cotton

P3-14

P3-9

 

Normal

P3-13

P3-11

 

Bulky Items

P3-13

P3-10

 

Casual

P3-12

P3-11

 

Delicate

P3-12

P3-10

 

More Dry

P3-14

P3-8

 

Less Dry

P3-14

P3-7

 

Timed Dry

P3-13

P3-9

 

Rack Dry

P3-14

P3-10

 

Touch Up

P3-12

P3-9

 

Temp

P3-12

P3-8

 

Cycle Signal

P3-12

P4-2

 

Wrinkle Shield

P3-13

P3-8

 

More Time

P3-13

P3-7

 

Less Time

P3-12

P3-7

 

Stop / Cancel

P3-13

P4-2

 

Start

P3-14

P4-2

6

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Whirlpool 8178023 manual Component Testing & Diagnosis, Service Diagnostic Tests, Keypad Matrix

8178023 specifications

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