Service Manual
Table Of Contents
For Service Technician Use Only
COMPONENT TESTING
Whirlpool
®
, Maytag
®
, Amana
®
, & IKEA
®
Refrigerators
n
3-3
Wiring Diagram
WRS321SDHB, WRS321SDHB01, WRS321SDHB02, WRS321SDHV, WRS321SDHV01, WRS321SDHV02, WRS321SDHW, WRS321SDHW01,
WRS321SDHW02, WRS321SDHZ, WRS321SDHZ01, WRS321SDHZ02, WRS325SDHB, WRS325SDHB01, WRS325SDHB02, WRS325SDHV,
WRS325SDHV01, WRS325SDHV02, WRS325SDHW, WRS325SDHW01, WRS325SDHW02, WRS325SDHZ, WRS325SDHZ01, WRS321SDHB,
WRS321SDHB00, WRS321SDHV, WRS321SDHV00, WRS321SDHW, WRS321SDHW00, WRS321SDHZ, WRS321SDHZ00, WRS325SDHB,
WRS325SDHB00, WRS325SDHV, WRS325SDHV00, WRS325SDHW, WRS325SDHW00, WRS325SDHZ, WRS325SDHZ00.
VOLTAGE TEST POINTS THESEUS
MAIN
CONTROL
(ACU)
CONNECTOR FROM COLOR TO COLOR SPECIFICATIONS
P1
P1-1 BK P1-2 WH 120 VAC Input constant from Power Cord
P1-2 WH P1-4 RD 120 VAC Output to Compressor/Condenser Fan when cooling
P2
P2-1 YL/RD P1-1 BK 120 VAC Input FC Light switch feedback
P2-4 YL P1-1 BK 120 VAC Input FC Light switch feedback
P2-6 RD/WH P1-2 WH 120 VAC Output to Evaporator Fan when cooling
P2-7 BR P1-2 WH 120 VAC Output Defrost Heater when defrosng
P3
P3-4 V P1-2 WH 120 VAC Output to Water Valve when water dispensing
P3-5 LB P1-1 BK 120 VAC Input FC Door switch
P3-6 GY/OR P1-2 WH 120 VAC Output to Cube Solenoid when dispensing cube
P3-8 BU P1-2 WH 120 VAC Output to Auger Motor when dispensing ice
P4
P4-1 OR P4-4 LB 12.7 VDC Output to User Interface
P4-3 GY DATA COMMUNICATION
P5
P5-1 GY P5-2 GY 5 VDC Input RC Thermistor
P5-3 TN P5-4 TN 5 VDC Input FC Thermistor
P8
P8-1 PK P8-2 PK 5 VDC Input Defrost Thermistor
P8-7 V P8-8 RD 12.7 VDC Output to Dispenser LED
P70
P70-7 BU 12 VDC Pulse Damper Stepper Motor coil A +
P70-8 BH 12 VDC Pulse Damper Stepper Motor coil A -
P11
P11-1 YL 12 VDC Pulse Damper Stepper Motor coil B +
P11-2 RD 12 VDC Pulse Damper Stepper Motor coil B -
P11-3 BR P11-4 BR 12 VDC Output to damper Heater
VOLTAGE TEST POINTS MINOTAUR
HMI J1
J1-1 LB J1-4 OR 12.7 VDC Output to User Interface
J1-2 GY DATA COMMUNICATION