Whirlpool WTW4800XQ Technical Manual page 21

FOR SERVICE TECHNICIAN'S USE ONLY
Wiring Diagram #2 (1/3 or 1/4 HP motor, onboard pressure transducer,
3 or 4 rotary switches)
IMPORTANT: Electrostatic discharge may cause damage to machine control electronics. See page 1 for
ESD information.
NOTE: Schematic shows shifter in SPIN position, lock switch open, and motor off.
Power
Cord
J7
1
L1
GND 2
N 3
J3
White
1
Water 2
Valves
3
890 to 1.3k ohms
Red
Hot 4
Blue
5
Cold
6
Water Temp
7
Thermistor
10C (50F) 97k to 102k
8
25C (77F) 49k to 51k
40C (104F) 26k to 27.2k
9
Black
Black
10
Pressure
Hose to TUB
Rotary Rotary
Encoder 2 nd Encoder
from right Right Most
E2 E1
1
2
3
4
5
6
Rotary Rotary
Encoder 4 th Encoder 3 rd
from Right from Right
E4 E3
1
2
3
4
5
6
Encoder positions viewed
from front of washer.
Legend
DO NOT REMOVE OR
Main Control
Temperature
input
On Board
Pressure
Transducer
J10
Row 5
Row 4
Encoder
J11
Switch
Inputs
Lid
Switch
Row 3
input
Row 2
Figure 10 - Wiring Diagram #2
DESTROY
J2
Shifter Position
1
input
2
RPM input
3
4
+13vdc
5
J16
1
2
3
4
5
A
6
Motor Run
Capacitor
B
7
Orange
J15
4
3
2
1
Shifter
Spin
Blue
7
Agitate
Pink
Optical
6
Sensor
Circuit
Gray
5
Black
4
120Vac Motor
Brown
3
White/Blue
2
Motor Resistance
Tan
2k to 3.5k ohms
1
Drain Pump
120Vac Motor
2
Lt Blue
1
Motor Resistance
14 to 25 ohms
1/3 or 1/4 HP
PSC Motor
White
9
Red
6
CW winding
1
Inductive
Each Winding
wire loop
3.5 to 6 ohms
Yellow CCW winding
3
3
1 Motor Frame
Green /
Yellow
Lid Lock
Lock Switch
Red
White
Lid Switch
Blue
Open when
lid is open
Yellow
120Vac
Lock Switch Solenoid
85 to 155 ohms
PAGE 21