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12/07

FOR SERVICE TECHNICIAN’S USE ONLY

PART NO. W10156037A

TECH SHEET - DO NOT DISCARD

PAGE 12

SOFTWARE COPYRIGHTED.

MANUFACTURED UNDER ONE OR MORE

OF THE FOLLOWING U.S. PATENTS:

4,669,200
4,700,495
4,754,556
4,840,285
4,865,366
4,899,464
4,908,959

4,989,347
5,066,050
5,560,120
5,809,828
6,020,698
6,047,486
6,199,300

6,446,357
6,597,144
6,604,298
6,685,241
6,732,447
6,784,673
6,819,255

D314,261
D314,262
D457,991
D457,992
D495,453

Black-White

Blue

White

Green-Yellow

Red

PLUGGABLE DRIVE MOTOR SWITCH

1M 2M 3M 5M 6M

Contacts closed

Contacts

Function

Start

Run

CENTRIFUGAL SWITCH (MOTOR)

ELECTRIC DRYER WIRING DIAGRAM

IMPORTANT:

Electrostatic (static electricity) discharge may cause

damage to machine control electronics. See page 1 for details.

240 VOLTS

120 VOLTS

P8-1

P9-2

DRUM LAMP

N.O.

COM

N.O.

COM

VALVE

RELAY

WIDE

HEATER

RELAY 1

HEATER RTN

NEUTRAL

DOOR

GND

MOTOR

MTR CS

MOIST.

P8-4

P8-2

G-Y

P9-1

P8-5

BK-W

P4-4

P4-5

P4-3

P4-6

P4-2

P4-1

R-W

VALVE

CENTRIFUGAL SWITCH

G-Y

BK-W

DRIVE MOTOR

1/3 H.P.

NEUTRAL
TERMINAL
LINKED TO
CABINET

SENSOR

Y-R

P13-1

P13-2

G-Y

SENSOR

MOVS

Y-R

HIGH LIMIT

THERMOSTAT

260°F (126°C)

HEATER
5400 W

INLET THERMISTOR

EXHAUST THERMISTOR

MAIN

1.4–2.6

Ω

START

1.4–2.8

Ω

BELT

SWITCH

DOOR

SWITCH

P8-3 NEUTRAL

10 k

50 k

W – NEUTRAL N

R – LINE L2

L1 LINE – BK

MACHINE

CONTROL

ELECTRONICS

MOIST RTN

MODEL

MODEL RTN

OUTLET TEMP.

OUTLET

TEMP RTN

INLET TEMP.

INLET

TEMP RTN

THERMAL CUT-OFF

(TCO)

309°F (154°C)

THERMAL FUSE

196°F 91°C

(

)

LAMP
LOAD

P5-1 VDD

P5-5 DATA OUT

P2-1 VDD
P2-2 DATA
P2-3 VSS

P5-8 +/- 12 VDC

USER INTERFACE

VDD P1-8

DATA IN P1-7

VSS P1-6

STROBE P1-5

DATA OUT P1-4

+/- 12 VDC P1-1

BUZZER P1-2

CLOCK P1-3

P5-2 DATA IN
P5-3 VSS
P5-4 STROBE

P5-6 CLOCK
P5-7 BUZZER

STEAM MODEL

Содержание WED6600VU0

Страница 1: ...or 5 seconds with 88 showing in the Estimated Time Remaining two digit display DIAGNOSTIC Unsuccessful Entry If entry into diagnostic mode is unsuccessful press the Pause Cancel button twice then press the Power button If indicators come on try to use a different button than was used to activate the diagnostic test mode If that button fails to enter the diagnostic mode something is faulty and it i...

Страница 2: ...lay the line voltage currently being measured by the machine control After all saved fault codes have been displayed press the End of Cycle Signal button The last 2 digits of the voltage value will be displayed on the dual 7 segment display A Dryness modifier LED will also be illuminated to indicate the voltage range corresponding to the number displayed The Dryness LEDs relate to specific voltage...

Страница 3: ...LY appear when in the diagnostic test mode See TEST 5 page 7 DISPLAY FAULT CODES The fault codes below would be indicated when attempting to start a drying cycle or after activating the diagnostic test mode PROBLEM POSSIBLE CAUSE TEST NOTE Possible Cause Tests MUST be performed in the sequence shown for each problem WON T POWER UP No response when buttons are pressed 1 Supply connections See TEST ...

Страница 4: ... at the machine control Go to TEST 6 page 8 If the drum light fails to illuminate do not assume the machine control electronics needs replacement Several conditions may cause the drum light not to illuminate including a bad bulb If the drum light does not illuminate go to TEST 1 at left See Removing the Back Panel page 11 to access Thermal Cut off Drum Light Assembly Water Nozzle Steam Models Inle...

Страница 5: ...DING RESISTANCE Ω CONTACT POINTS OF MEASUREMENT MAIN 1 4 2 6 Blue wire in back at pin 4 and bare copper wire terminal removed from pin 5 of black drive motor switch START 1 4 2 8 Blue wire in back at pin 4 and bare copper wire terminal on pin 3 of black drive motor switch If the resistance at the motor is correct there is an open circuit between the motor and machine control electronics Check for ...

Страница 6: ... resistance is greater than 20 kΩ replace the exhaust thermistor TEST 4a Thermistors EXHAUST THERMISTOR The machine control electronics monitors the exhaust temperature using the exhaust thermistor and cycles the heater relay on and off to maintain the desired temperature Begin with an empty dryer and a clean lint screen 1 Plug in dryer or reconnect power 2 Start the Timed Dry cycle 3 If after 60 ...

Страница 7: ...isture Sensor NOTE This test is started with the machine completely assembled This test is performed when an automatic cycle stops too soon or runs much longer than expected NOTE Dryer will shut down automatically after 2 hours The following items are part of this system Harness connection Metal sensor strips Machine control electronics See ESD information page 1 1 Activate the diagnostic test mod...

Страница 8: ...g dryer or disconnect power Check that the wires between the door switch and machine control electronics are connected See figure 11 for switch location and see Removing the Front Panel Drum Assembly page 9 If the connections are OK replace the door switch assembly and retest If the door switch assembly has been replaced and dryer still does not start replace the machine control electronics TEST 8...

Страница 9: ...disconnect power 2 Remove the lint screen 3 Remove the two screws holding the lint screen duct to the top 4 Open the door 5 Push on the retaining clips located under top of dryer on the right and left side using a flat object such as a putty knife See figure 13 6 Slowly rotate top backwards and lean against wall or support with a prop rod 7 Disconnect the door switch wire harness located on the ri...

Страница 10: ...ert NOTE When reconnecting wire connections be sure to route the user interface wires beneath the retainer clips on the user interface back cover REMOVING THE BACK PANEL 1 Unplug dryer or disconnect power 2 Remove the cover plate screw and cover plate See figure 18 3 Remove the nine rear screws from the back panel for steam models remove the additional screw near the valve opening at the bottom 4 ...

Страница 11: ...SENSOR MOVS Y R Y R BK NEUTRAL TERMINAL LINKED TO CABINET W MACHINE CONTROL ELECTRONICS P4 2 P4 1 R R INLET THERMISTOR 50 kΩ INLET TEMP INLET TEMP RTN BU P8 1 LAMP LOAD NC NO R W SINGLE ELEMENT MODEL R N O COM R W BK NC HIGH LIMIT THERMOSTAT 180 F 82 C HEATER 2700 W COM BK HEATER 2700 W R V P8 2 GND CENTRIFUGAL SWITCH 2M 1M 5M 6M 3M R LINE L2 W DOOR SWITCH W NEUTRAL N T BU BU W W P8 4 P8 3 NEUTRAL...

Страница 12: ...BK N O R COM N O COM R VALVE RELAY L1 WIDE HEATER RELAY 1 HEATER V HEATER RTN BU NEUTRAL DOOR GND MOTOR MTR CS MOIST P8 4 T W P8 2 G Y P9 1 P8 5 BK W P4 4 P4 5 P4 3 R P4 6 P4 2 P4 1 R R R R W VALVE NC BU NO W 4M W 5M 3M 6M CENTRIFUGAL SWITCH 2M 1M GM G Y BK W R NC W R DRIVE MOTOR 1 3 H P NEUTRAL TERMINAL LINKED TO CABINET SENSOR Y R P13 1 P13 2 G Y SENSOR MOVS Y R Y R BK HIGH LIMIT THERMOSTAT 260 ...

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