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16025861                                                               3                                                      

 December 2004

                                                                                                                             ©2004 Maytag Services

System Diagnostics
SERVICE MODE

The service mode provides service personnel the
ability to verify the operation of the washing machine.
The service mode can be entered  in the middle of
any wash cycle.  While in the service mode, the
servicer can start a variety of special service tests.

Accessing Service Mode:

Pressing down the 

delicates

 

and 

heavy soil

 keys for

3 seconds places the machine in the service mode.
Motor speed will be displayed  when started. To exit
Service Mode, press 

delicates

 

and 

heavy soil

 keys

for 3 seconds again.

 

The following  table lists the

various tests available while in the Service Mode,
which can be accessed by pressing the following
keys:

Membrane Pad Check Test

While in service mode, pressing the 

wrinkle free

key will start a membrane pad switch check.

The membrane check involves turning all the em-
bedded LED lights on the membrane pad except
for the 

wrinkle free

 key.  All the LEDs can be

toggled by pressing the key associated with the
LED.  At any point, if there are 10 minutes of inactiv-
ity, then this test will exit.  Press the off key twice
within 30 seconds to cancel test.

Fast Time Down Test

While in service mode, pressing the  

quick

 

key

will advance the program to the next wash cycle.

CONSUMER CODES: Cont'd
od = 

Open the Door:  The door has not been

opened since the end of the last cycle. As a
safety check the door must be opened at the
completion of every cycle.

nF = 

No fill: the machine has tried to fill but cannot.

See 

No Water Fill

.

 PF =

 Power failure: power to the machine has been

lost during the last cycle. This may occur on
start up of a new machine due to factory
testing.

 LO = 

Locked: Door is locked (failed to unlock) - the
machine has repeatedly tried to unlock but
cannot. Push door closed to make sure
nothing from the inside is pressing against
the door which make keep it from unlocking.

 FL = 

Failed to lock: the machine has repeatedly

tried to lock the door but cannot. Make sure
the door is shut completely

 nd = 

No drain - the machine has tried to drain but

cannot.

 Lr = 

Locked Rotor: the machine has repeatedly

tried to turn the motor but cannot.

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!

WARNING

To avoid risk of electrical shock, personal injury, or death, disconnect power to washer before servicing,
unless testing requires it.

Troubleshooting

Содержание MAH5500B Series

Страница 1: ...trol Test Washer does not tumble during some drains and rinse fills No Water Fill Check to make sure water supply turned on fully Normal water level is only 2 5 to 5 inches inside the spinner Check fo...

Страница 2: ...mperature of the water in the tub This may appear to be significantly warmer cooler than expected Are both faucets on fully Make sure temperature selection is correct Make sure hoses are connected to...

Страница 3: ...ety check the door must be opened at the completion of every cycle nF No fill the machine has tried to fill but cannot See No Water Fill PF Power failure power to the machine has been lost during the...

Страница 4: ...While in quick service cycle the pressing of the hand wash will suspend the machine at this step for 30 minutes until the Hand Wash key is pressed again All LED s will flash on and off while the cycl...

Страница 5: ...e a voltmeter look for 120VAC 60 millisecond pulse to the locking solenoid 7 Press stain cycle to start the motor control output test This will send 120VAC to the motor control board The motor control...

Страница 6: ...machine control board by reading DC voltage between P4 4 and P4 8 If voltage is present at the machine control board check voltage at pressure switch between BU and BR If voltage present at pressure s...

Страница 7: ...n sturdy key Check for hot water flow at the dispenser If no hot water flow check the hot water valve for 120 VAC between OR and WH If 120 VAC is present at the hot valve replace the water valve If 12...

Страница 8: ...p Stain Cycle Motor Control Extra Rinse Unlock Door Sends a pulse every second for 10 seconds Max Extract Lock Door Sends a pulse everysecond for 10 seconds Board Input Test While in service mode pres...

Страница 9: ...ds Go to Wet Clothes page 2 06 Locked rotor Motor not turning after 10 consecutive retry attempts Will display Lr Go to Motor Control Board Output Test page 5 07 Not Used DIAGNOSTIC CODES Number of Cy...

Страница 10: ...in power cord washer at power supply outlet 3 If a condition still exists replace machine control board 12 14 Not Used 15 Stuck key A key is sensed to be pressed for more than 75 seconds the key shal...

Страница 11: ...iled on machine control board Door sense switch is read as open and the door locked switch is read as locked Go to Door Lock Test page 6 22 Door switch seen open during cycle Door switch is read as op...

Страница 12: ...December 2004 12 16025861 2004 Maytag Services WARNING To avoid risk of electrical shock personal injury or death disconnect power to washer before servicing unless testing requires it Wiring Diagram...

Страница 13: ...DE FONTAINE FOUNTAIN LIGHT VOYANT DE FONTAINE FRONT WEIGHT DISPLACEMENT SWITCH CONTACTEUR DE D S QUILIBRE DU POIDS AVANT FUSE FUSIBLE FUSE BLOCK BLOC FUSIBLES FZ LITE SWITCH CONTACTEUR DE VOYANT DU CO...

Страница 14: ...NTERRUPTEUR DE REMPLISSAGE UNIPOLAIRE UNIDIRECTIONNEL STATOR STATOR SUPER COOL TR S FRAIS SUPPLY LINE CONDUITE D ALIMENTATION SYSTEM RELAY RELAIS DE SYST ME TAN TN BRONZE BR TCO MAG TCO MAG TERM BLOCK...

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