Washer Connector Checks WF520
CN1
1 Door Lock Close (Blk)
2 Door Lock Open (Wht)
3 Drain Pump (Vio)
4 NC
5 Bleach Valve (Pnk)
6 Bubble Pump (Gry)
7 Pre Valve (Yel)
8 Main Valve (Blu)
9 Hot Valve (Red)
CN6
1 AC Pwr (L1) (Blk)
2 Door Lock Detection (Gry)
CN7
1 Reactor Connector Port (Red)
2 Reactor Connector Port (Red)
RY1 Power Relay
1 (Blu)
2 (Wht)
RY13 Washer Htr Relay
1 L1 (Blk)
2 Heater (Red)
CN8
1 Motor Pwr U Phase (Red)
2 Motor Pwr V Phase (Wht)
3 Motor Pwr W Phase (Blu)
CN3 (Hall Sensor)
1 +5 vdc (Pnk)
2 Sensor Signal (Red)
3 Sensor Signal (Blu)
4 Ground (Org)
CN11 Mems Boards
1 3.3vdc (Red)
2 Chip Select 1 (Yel)
3 Chip Select 2 (Vio)
4 Output Signal (Blu)
5 Input Signal (Wht)
6 Clock Signal (Pnk)
7 DC Common (Org)
CN10
1 Tx Disp pcb(Vio)CN7 2 Rx Disp pcb(S/Blu)CN7
3 Reset Signal Disp(Pnk)CN7 4 5vdc (Brn) CN7
5 DC Common (Org) CN7 6 15vdc (Blk)
7 Main Reset (Yel) 8 Water Level (Blu)
9 Watchdog Signal (Wht)
Heater Relay Check Test 1 Test 2
Connector CN6 Pin 2 (Gray) and RY13 (heater re-
lay) Pin 2 (Red)
120VAC with the Heater On and 0VAC
with the Heater off
Power Off, heater resistance is
16.6 Ω
Hall Sensor Check Test 1
Test 2
Connector CN3 Pin 4 (Orange) and Pin 2 (Red) ad-
ditionally Pin 4 (Orange) and Pin 3 (blue)
Manually spin the drum to see the volt-
age change, Power On
N/A
0Vdc or 3.75Vdc
Motor Check Test 1
Test 2
Connector CN8 Pin 1 (Red), Pin 2 (White) and Pin 3
(Blue)
Power Off 11.5Ω across Pins 1-2, Pins 1
-3, & Pins 2-3
300 TO 400 VAC when running
A/C Power Check Test 1
Test 2
Connector CN 6 Pin 1 (Black) and RY1 Pin 1 (Blu) Power On 120VAC N/A
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