Maytag MAH5500BWW Service Manual - Page 143

Input/output Voltages, Input/output Voltages Led Washer

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INPUT/OUTPUT VOLTAGES (LCD Washer) Description Bleach water valve output Chassis Ground Cold water valve output Door Lock output Door lock switch input Door switch input Door unlock output Drain pump output Heater - Neutral High water level - input Hot water valve output L1 to machine control board L1 to motor control Lower water level - input Motor control tach Neutral (120 VAC) Unbalance input Softener water valve Sump thermistor Connector/ Pin Number P1(5) P3(1) P1(4) P1(1) P2(3) P8(1) P8(3) P6(4) P6(1) P1(8) P1(3) P6(2) P6(3) P2(3) P2(1) P8(2) P2(3) P1(6) P5(3) Connector/ Pin Number P8(2) P8(2) P8(2) P3(8) P8(2) P8(2) P8(2) P8(1) P8(2) P8(2) P8(2) P8(2) P3(5) P2(3) P3(4) P8(2) P5(4) Voltage 120 VAC Ground 120 VAC 120 VAC 24 VDC 120 VAC 120 VAC 120 VAC 120 VAC 120 VAC 120 VAC 120 VAC 120 VAC 24 VDC 24 VDC Neutral 24 VDC 120 VAC VDC Torque PWM Water valve thermistor P2(2) P3(6) P2(3) P3(7) 24 VDC 5 VDC Comments 500-1K ohms 60 millisecond pulse 60 millisecond pulse MAH7500 Only (~14 ohms) 500 - 1K ohms NTC device (see thermistor temperature chart - page 4-8 LCD model only (3K-18K ohms) 10K-85K ohms) INPUT/OUTPUT VOLTAGES (LED Washer) Description Connector/ Connector/ Voltage Pin Number Pin Number Bleach water valve output P1(5) P8(2) 120 VAC Chassis Ground P3(1) Ground Cold water valve output P1(4) P8(2) 120 VAC Door Lock output P1(1) P8(2) 120 VAC Door lock switch input P2(3) P3(8) 24 VDC Door switch input P8(1) P8(2) 120 VAC Door unlock output P8(2) P8(2) 120 VAC Drain pump output P8(4) P8(2) 120 VAC (Open) P6(2) P8(1) High water level - input P1(8) P8(2) 120 VAC Hot water valve output P1(3) P8(2) 120 VAC L1- machine control board P6(1) P8(2) 120 VAC L1- motor control P8(3) P8(2) 120 VAC Lower water level - input P2(3) P3(5) 24 VDC Motor control tach P2(1) P2(3) 24 VDC Neutral (120 VAC) P6(3) Neutral Unbalance input P2(3) P3(4) 24 VDC Softener water valve P1(6) P8(2) 120 VAC Torque PWM P2(2) P2(3) 24 VDC Water valve thermistor P3(6) P3(7) 5 VDC Comments 500-1K ohms 60 millisecond pulse 60 millisecond pulse 500 - 1K ohms (10K-85K ohms) 16010486 (16008373-05) Revised 02/01 Section 4. Electrical Components & Testing ©2001 Maytag Appliances Sales Company 4-3

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Section 4±
Electrical Components & Testing
4-3
16010486
(16008373-05)
Revised 02/01
©2001 Maytag Appliances Sales Company
INPUT/OUTPUT VOLTAGES (
LCD Washer)
INPUT/OUTPUT VOLTAGES (LED Washer)
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