Maytag MAH8700A Скачать руководство пользователя страница 8

Troubleshooting Procedures 

 

!

WARNING

 

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

 

16026882 8  June 

2006 

RPL 16026127

 

 

©2006 Maytag Services

 

 

#

Quick Spin Test 

While in 

Service Mode

, press 

Delay 

and 

Rinse & 

Spin

 keys to start a 

Quick  

Spin Test

Quick Spin Test

 steps follow:  

 

Start spinning, and after reaching a maximum spin 
speed.  

 

Stay at maximum spin speed for 2 minutes and stop 

Quick Spin Test

 

Hold Quick Spin Step

 

If the 

Rotary Cycle Selector 

knob is pressed 

during the 

Quick Spin Test

, the machine will hold 

at the next highest index speed for 10 minutes (1 minute on 
early MAH8700’s). At the end of ‘Hold’ time, the machine will 
resume and finish the 

Quick Spin Test

. To cancel the ‘Hold’ 

and allow the 

Quick Spin Test

 to continue, press the 

Delay 

and 

Rinse & Spin

 keys. 

 

Fast Time Down Test 

While any test or cycle is running in 

Service 

Mode

, pressing the  

Wash/Rinse Temp

 key will advance the program to the 

next cycle stage. Cycle stages are located at key 
locations in the machine operation. As the program is 
advanced it will index as follows: The end of each fill (the 
same as the beginning of a tumble session for Wash, or 
Rinse); at the beginning of a drain session; at the 
beginning of a spin session (at this position, check the 
water level, if over reset level, drain first before entering 
the spin function); at the beginning of a fill session; at the 
beginning of Bleach fill; at the beginning of Fabric 
Softener fill; and every 3 minutes during the tumble 
sessions (Wash and Rinses). 

 

Quick Service Cycle 

While in Service Mode, pressing the 

Wash/Rinse Temp

 and 

Soil

 

Level

 keys for 

3 seconds will start a 

Quick Service Cycle

. This will be a 

quick check of all systems. If display shows “

od

” then open 

and close door. Pressing 

Spin Speed

 key will advance to the 

next cycle. The following steps are performed: Display shows 

SC

”. 

1.  Hot water for 5 seconds and then turn off. 
2.  Cold water for 5 seconds and then turn off. 
3.  Bleach valve for 5 seconds and then turn off. 
4.  Softener dispenser using cold water and bleach water for 

5 seconds and then turn off. 

5.  Turn ‘ON’ Cold valves until the control detects proper 

water level. During this time, tumble at 45 rpm for 5 
seconds in a clockwise direction, pause for 2 seconds, 
tumble at 45 rpm for 5 seconds in a counterclockwise 
direction, pause for 2 seconds. Continue pattern until the 
water level is detected. 
Minimum time for this segment to be 5 seconds. After 
water height is achieved, continue tumble pattern for 
another 14 seconds. If the washer is equipped, turn ‘ON’ 
heater for first 5 seconds of this tumble pattern. Advance 

the washer to next step if water is not connected to 
machine. 

6.  Drain and spin to maximum speed. Machine will achieve 

maximum speed using the safest, fastest method. 

7.  Display a “

PA

” (Passed) continuously for 5 seconds if no 

diagnostic codes were logged during the test. Washer will 
return to the normal 

Service Mode

 at the end of the 10 

second period. 
 

The “

SC

 

in the display will blink as an indication of

 

failure, 

and continue blinking until the 

Quick Service Cycle 

test has 

reached the end. Any diagnostic code

 

logged during this test 

will result in failure of the test,

 

but will not necessarily stop the 

test.

 

During the 

Quick Service Cycle

, pressing the 

Spin 

Speed

 key will advance to the next step. Pressing the

 

Rinse 

& Spin

 and 

Spin Only

 

keys will suspend the

 

machine at the 

current step for up to 10 minutes or

 

until 

Delay 

and

 

Chime

 

keys are pressed. All

 

LED

s should flash ‘ON’ and ‘OFF’ while 

the system is

 

suspended or on hold. 

 

LED/Switch Test 

While in 

Service Mode

, press the 

Delay 

key 

to start a 

LED/Switch Test

. All the LED’s can be toggled or 

slewed by pressing the key associated with the LED or set of 
LED’s. All keys (including the 

Power Off 

button) must be 

pressed within 5 minutes for this test to pass. “

PA

” will be 

displayed for five (5) seconds once all keys have been 
pressed and the test is completed. Following 20 seconds of 
inactivity at any point, this test will exit without any display. 
The 

Power Off

 button must be pressed twice within 30 

seconds to cancel this test. 

 

Switch Action 

Delay 

Press once 

Chime 

Press 3 times 

Extra Rinse 

Press once 

Soil Level 

Press 3 times 

Spin Speed 

Press 6 times 

Wash/Rinse 
Temp 

Press 6 times 

Rinse & Spin 

Press once 

Spin Only 

Press once 

Prewash 

Press once 

Extended Spin 

Press once 

Rotary Cycle 
Selector 

Rotate 1 full revolution clockwise 

Rotary Cycle 
Selector 

1 position counterclockwise 

Rotary Cycle 
Selector 

Press once 

Power Off 

Press once 

 

¤

 

Содержание MAH8700A

Страница 1: ...ION All safety information must be followed as provided in Service Manual 16026126 WARNING To avoid risk of electrical shock personal injury or death disconnect power to washer before servicing unless testing requires power Model MAH8700A Power Source 120VAC Amperage 10 Amp Frequency 60 Hz Cabinet Dimensions Height 38 Width 27 Depth 30 75 Features Wash Cycles 26 Water Temperatures 6 Water Level In...

Страница 2: ...4 and Pin 3 of CN8 0V DC or 3 75V DC Motor Unplug harness connector and test from wire insertion side of connector Pin 1 and Pin 2 of CN9 Pin 1 and Pin 3 of CN9 Pin 2 and Pin 3 of CN9 Any 2 Pins 1 2 3 on Motor Connector 3 0 ohms 3 0 ohms 3 0 ohms 3 0 ohms Drain Pump During drain check voltage at Pin 1 of CN5 and Pin 6 of CN10 120V AC Water Valves Check voltage at Pin 1 and Pin 1 2 4 of CN10 Unplug...

Страница 3: ...r to washer before servicing unless testing requires power June 2006 3 16026882 2006 Maytag Services RPL 16026127 1 2 3 CN10 CN9 CN3 CN11 CN6 CN7 CN5 RY9 CN8 9 1 1 5 1 4 4 1 8 5 3 1 3 1 Motor Normal resistance is approximately 3 0 Ω between any 2 pins 1 2 or 3 on motor t Machine Control Board MEMS Sensor 1 2 2 1 ...

Страница 4: ...zation may force door open No Tumble Start normal cycle with an empty machine and allow a fill to check tumble See Board Output Test or Quick Spin Test Before test make sure that the tumbler is empty Check for loose connections at machine control board pressure switch motor tach harness and motor control Check motor windings resistance See Component Testing Procedures At CN9 pins 1 3 3 0 ohms Pins...

Страница 5: ...ll Not Drain Check if temperature inside the drum is higher than 50 C 122 F If there is no problem with temperature check wiring of machine control board and door lock switch Drain manually by removing drain hose clamp Display shows L0 Press Power Off button to turn off the washer and unplug and reconnect washer Press any key to turn ON the washer If L0 is displayed machine control board and door ...

Страница 6: ... a beep is heard When display shows End only the Power Off button will function Press Power Off and make new cycle selections Consumer Information Codes If the consumer observes codes on display see table below LED Display Description Diagnostic code nd The water level fails to drop below the Low Water level reset within 15 minutes before a spin begins 1 LED Display Description Diagnostic code LO ...

Страница 7: ... be found in the text following the table Reference the text or symbol indicated in the Test or Display column with the text and symbols indicated in the text following the quick reference table for a more detailed explanation Test or Display To Start or Hold To Cancel or resume Quick Spin Test Press Delay and Rinse Spin Press Delay and Rinse Spin or press Power Off Hold Quick Spin Test step Press...

Страница 8: ...l detects proper water level During this time tumble at 45 rpm for 5 seconds in a clockwise direction pause for 2 seconds tumble at 45 rpm for 5 seconds in a counterclockwise direction pause for 2 seconds Continue pattern until the water level is detected Minimum time for this segment to be 5 seconds After water height is achieved continue tumble pattern for another 14 seconds If the washer is equ...

Страница 9: ... will be displayed UC if balanced U0 if unbalanced U0 will be displayed during the time when the machine is correcting for the unbalance e g slowing down to redistribute the load or to get to a lower spin speed Once the situation has been corrected i e the load has begun tumbling or the lower speed has resulted in an acceptable amount of balance UC will once again be displayed When the Delay key i...

Страница 10: ...the output When activated the machine will tumble for 5 seconds in the CW direction pause for 2 seconds tumble in the CCW direction for 5 seconds pause for 2 seconds repeating this pattern until Delay key is pressed again to turn OFF the tumbling Note All tumble speeds are assumed to be 45 rpm Pressing the Chime key will unlock the door and turn ON all the LED s above the Chime key This output wil...

Страница 11: ...clear the diagnostic codes list press the Delay and Chime keys for 3 seconds while viewing the list Diagnostic Codes Diag Code Description Trigger Action to be taken 1 No Drain The water level fails to drop below the Low Water level reset within 15 minutes before a spin begins Displays nd See Will Not Drain Troubleshooting Procedures 2 The door fails to unlock Door failed to unlock after 3 attempt...

Страница 12: ... Not Used 29 Sump thermistor failure Optional Abnormal high low temp or ohm resistance seen Displays tE Loose or pinched wires Bad sump thermistor 30 33 Not Used Diag Code Description Trigger Action to be taken 2E Motor Drive failure Locked Hall sensor fault Machine control is attempting to drive the motor but is not seeing any tach response Visual check shows motor is not moving Display E3 Evalua...

Страница 13: ...ectrical shock personal injury or death disconnect power to washer before servicing unless testing requires power June 2006 13 16026882 2006 Maytag Services RPL 16026127 NOTE Series 10 11 do not have connector CN11 or MEMS PCB originally Series 12 ...

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