Maytag Commercial MHN30PD Скачать руководство пользователя страница 11

FOR SERVICE TECHNICIAN ONLY - DO NOT REMOVE OR DESTROY

PART NO. W10340707A

PAGE 11

QUICK OVERVIEW TEST

This cycle consists of 8 steps. In each step, the washer will
perform a Control Action as described in the table below. Once
the action is completed, the washer will advance to the next step.

Each step can be differentiated from the others by looking at the
display indication.

To advance to the next step before a control action is complete,
press any button

except

QUICK CYCLE.

To exit the Quick Overview Test at any time, press the QUICK
CYCLE button.

MANUAL OVERVIEW TEST

Before replacing any system components, perform this
Manual Overview Test.

This cycle consists of 7 steps. In each step, the washer will
perform a Control Action as described in the table below. Once
the action is completed, the washer will move to the next step.
Check Exit Condition column.

Each step can be differentiated from the others by looking at the
display indication.

To move to the next step before a control action is complete,
press any button

except

QUICK CYCLE.

To exit the Manual Overview Test at any time, press the QUICK
CYCLE button.

Step

Display Indication

Control

Actuators

Action

to be Checked

1

Delicates

Door locks, drum

Door lock system

turns 1/2 revolution,

Child safety routine

then door unlocks

Motor control (MCU)

and relocks.

2

CCU

Fill by both cold water

Cold water inlet valves

EEPROM Version

inlet valves (4 liters)

#1 and #2

into BLEACH

Pressure switch:

& Knits

compartment.

Suds Level

3

CCU

Fill by hot water inlet

Hot water inlet valve

Software Version

valve to Wash Level

Pressure switch:

into MAIN WASH

Wash Level

Delicates & Knits

compartment.

4

MCU

Software Version

Drum executes

Whites

tumbling at

Motor

5

MCU

wash speed

Motor control (MCU)

Hardware Version

(30 sec).

Bright

6

UIC

Drain pump is ON.

Drain pump

EEPROM Version

Pressure switch*

Colors

7

UIC

Drum rotates

Motor

Software Version

counter-clockwise

Motor control (MCU)

and ramps up.

Drain pump on

Permanent Press

Performs unbalance
procedure before and
after spinning. If not
interrupted, the drum
will slow and stop;
after reaching 0 rpm,
the door unlocks and
Step 8 will be skipped.

8

Delicates

This Step is only

Door unlock

apparent if Step 7 is
MANUALLY ADVANCED
prior to the drum
reaching 0 rpm
(washer pumps out
if needed). Door
unlocks (washer
returns to flashing
mode).

Exit

Step

Display

Condition

Control

To be

Action

Checked

1

Delicates

On

Door locks, drum

Door lock system

completion

turns 1/2 revolution,

Child safety routine

only

then door unlocks
and relocks.

2

& Knits

On

Filling with both

Cold and Hot Water

button press valves.

Inlet Valve

or if overfill

Overfill level

level is

detected

3

Colors

On button

Drum executes

Motor

press or

reversing movement

Motor Control (MCU)

completion

at wash speed
(10 min.).

4

Permanent

On button

Drain pump is on

Drain Pump

Press

press or

(4 min.).

completion

5

Delicates

On

Drain pump is on

Drain Pump

completion

(reach Level_sud

only

plus 10 sec.).

6

& Knits

On button

Drum rotates counter-

Motor

press or

clockwise and ramps

Motor Control (MCU)

completion

up to maximum speed.

7

Delicates

On button

Stop motor to 0 rpm.

Motor

& Knits

press only

Door unlocks.

Motor Control (MCU)

after rpm = 0

Door lock system

and door is

unlocked

The drain pump may be running in any of the last 3 steps, depending
on the water level in the washer and position of the pressure switch.
*The washer will drain until pressure switch reaches lowest level

for 10 seconds, then moves to next step.

The drain pump may be running in any of the last 3 steps, depending
on the water level in the washer and position of the pressure switch.

Содержание MHN30PD

Страница 1: ...his condition will be stored in escrow but cannot be used until normal operation is restored by opening and closing the door If a door switch fails it must be replaced before normal operation can be restored Cold Start initial first use Washer is programmed at the factory as follows 11 minute wash period 3 rinses extra rinse not enabled 1 75 wash price PD models 0 00 wash price PN models Warm Star...

Страница 2: ... PRICE Represents the number of coins coin 1 needed to start the washer may adjust from 0 39 See VALUE OF COIN 1 Advance from 0 39 by pressing the PERMANENT PRESS button Factory default of 7 x coin 1 PN MODELS ONLY Factory default of 0 coins With coin slide activation this represents the number of push in actuations of a coin slide to start the washer 6 01 setting would represent one coin slide ac...

Страница 3: ...s the value of coin 2 in the quantity of 5 increments of the larger coin value 20 x 5 100 By pressing the PERMANENT PRESS button there is the option of 1 199 for the quantity of 5 increments PN MODELS This represents the value of coin 2 in the quantity of 5 increments of the larger coin value Factory default 5 x 5 of the larger coin value Press the DELICATES AND KNITS button once to advance to nex...

Страница 4: ...t for 800 rpm Press the DELICATES AND KNITS button once to advance to next code PENNY INCREMENT OFFSET This option is not supported for non North American models and the value must be set to 00 Press the DELICATES AND KNITS button once to advance to next code PREWASH LENGTH This is the number of minutes of PREWASH Choose 0 to disable the prewash or select between 2 and 7 minutes by pressing the PE...

Страница 5: ... press and hold the QUICK CYCLE button for 1 second while in set up code 6xx anytime a diagnostic code is present or while dAS displays if operating with Maytag Data Acquisition set up On entry to diagnostic mode the entire display will flash a cycle in process is canceled money in escrow is cleared and diagnostic codes are cleared If a diagnostic code persists it must be corrected before the foll...

Страница 6: ...recommended height Poor connection between CCU DP2 and drain pump Procedure 1 Clear error code 2 Unplug washer or disconnect power 3 Make sure the drain hose is not sealed in the standpipe 4 Make sure the drain height is not more than 8 ft above the base of the washer 5 Check the drain hose and make sure it is not plugged or kinked 6 Check the drain pump for foreign objects 7 Check the electrical ...

Страница 7: ...bols page 13 or continuity test at CCU DCS3 connection If the door switch circuit fails to open or close replace the door latch FOR SERVICE TECHNICIAN ONLY DO NOT REMOVE OR DESTROY PART NO W10340707A PAGE 7 d 1 2 F 25 d 4 F 26 ACCU TRAC WASHER INDICATION DISPLAY EXPLANATION AND RECOMMENDED PROCEDURE OVERFLOW CONDITIONS The overflow contact on the pressure switch is closed for more than 60 seconds ...

Страница 8: ... Unplug the washer or disconnect power 3 Verify that the communication cable is connected in the upper connector of the UIC 4 Verify continuity in the cable between the CCU and the UIC If after these procedures the continuity test fails replace the communication cable If F70 is still present replace the UIC d 1 5 F 34 d 1 4 F 33 ACCU TRAC WASHER INDICATION DISPLAY EXPLANATION AND RECOMMENDED PROCE...

Страница 9: ...low 90vac for 8 seconds Possible Causes Voltage drop due to multiple washers on same circuit Worn outlet Procedure 1 Clear error code 2 Unplug the washer or disconnect power 3 Check the wire harness connection between the RFI filter and the transformer If the above procedures do not solve the problem replace the UIC d 3 F 73 F 74 ACCU TRAC WASHER INDICATION DISPLAY EXPLANATION AND RECOMMENDED PROC...

Страница 10: ...ode Display Mode This mode can be accessed only when the washer is in error state For PD Models Open the service door The current F code or d code will be displayed If the washer is showing an error code consult FAILURE ERROR DISPLAY CODES page 5 For PN Models Remove the AA1 connector from the UIC board or insert a manual diagnostic card Enter the Service Access Code see Service Access Code sectio...

Страница 11: ...ng at Motor 5 MCU wash speed Motor control MCU Hardware Version 30 sec Bright 6 UIC Drain pump is ON Drain pump EEPROM Version Pressure switch Colors 7 UIC Drum rotates Motor Software Version counter clockwise Motor control MCU and ramps up Drain pump on Permanent Press Performs unbalance procedure before and after spinning If not interrupted the drum will slow and stop after reaching 0 rpm the do...

Страница 12: ...ce door Press the DELICATES AND KNITS button until the display reads 2 XX Press the PERMANENT PRESS button Press the DELICATES AND KNITS button to move to the next option see Help Mode Submenu If the washer displays an error code consult the Code Display section page 10 b Accessing the Help Mode in dAS Mode Open the service door or insert a manual diagnostic card The message dAS will appear in the...

Страница 13: ...yed in the MANUAL BUTTON FUNCTION IN DIAGNOSTIC SUB MODE The values 255 and 254 are reserved numbers for specific cases 255 unbalance has not been calculated yet 254 unbalance could not be calculated FOR SERVICE TECHNICIAN ONLY DO NOT REMOVE OR DESTROY PART NO W10340707A PAGE 13 Help Mode Submenu This sub menu consists of 14 steps To change to the next step press the DELICATES AND KNITS button To ...

Страница 14: ...s NOTE Be sure to perform the Diagnostic Tests before replacing the control board Primary Black to black 220 ohms White to white 3 ohms Green to green 1 2 ohms The number 1 pin has been marked on the bottom part of the connector An infinity measurement occurs when the multimeter does not detect an ohm reading CCU Wire Harness Connector Table Unplug washer or disconnect power before taking ohm meas...

Страница 15: ...if L_moussage excessif 22 24 26 21 11 14 p 3 2 1 5 3 6 1 2 3 AA6 AA1 Service Contacteur du service Connecteur du lecteur de carte Contacteur du coffre Switch Coin Vault Switch 1 4 2 3 AA4 1 4 2 3 AA5 1 2 3 1 2 3 4 5 6 AVAIL 2 AVAIL 1 ENABLE 1 ENABLE 2 DEBIT POWER DEBIT GROUND Card Reader Connector 1 2 3 4 NC NC USER INTERFACE CONTROL Interface utilisateur EE1 Battery Optional Pile en option Moteur...

Страница 16: ...o operate replace it Procedure if door switch is disconnected In this error the keypad works normally in set up mode but will not start a user paid cycle 1 Verify door switch operation by performing test for F26 error code page 7 even if the F26 code is not displayed If the above procedures fail to solve the problem replace the UIC WASHER VIBRATES 1 Verify that the washer is level 2 Verify that th...

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