
– 75 –
Schematics / Wiring Diagrams
8 7 6 5
1
2
3
4
8 7 6 5
1
2
3
4
4
5
3
2
1
4
3
2
1
4
5
6
7
3
2
1
4
5
3
2
1
3
2
1
3
2
1
3
2
1
3
2
1
3
2
1
4
5
6
4
3
2
1
3
2
1
2
1
3
2
1
1
2
3
4
3
6
5
2
1
4
3
6
5
2
1
4
3
6
5
2
1
4
3
2
1
4
3
6
5
7
9
8
2
1
2
1
3 4 5
2
1
3 4 5 6
2
1
3
4
5
Main 3 Phase Motor
Motor / SS
Plug
Motor Phase Resistance =
Appx 2.9 Ohms
(5.8 Ohms Between Pins 6-7, 7-8, 6-8)
Motor PTC T
rio Point =
Appx 1
10 C (230 F)
18-GY
18-GY
Top Cover
Power Cord
Ring T
erminal
PHC
Integrated
Ov
Speed Sensor
(Pins 1-4)
PHB
PHA
PTC
FRONT P
ANEL
CAP
T
OUCH
USER INTERF
ACE
22-PX
J103
WIFI PCB
WIFI GND
+5 V
olts
WIFI RXD
WIFI TXD
5
8
4 1 6
J302
4
3
2
1
4
3
2
1
1
2
J102
+7.5V UI
UI RXD
UI TXD
UI GND
22-BX
22-BX
22-BX
22-OX
TUR RX
5V R
TN
+5V ISO
TUR TX
22-PX
SV RTN
TUR TX
TUR RX
+SV ISO
22-NX
22-SX
22-G/R
22-RX
22-RX
22-BX
Dosing
Pump**
AC Hot
22-WX
22-YX
20-RX
20-WX
22-WX
22-RX
22-NX
18-SX
18-OX
18-NX
PHASE A
MOT
OR
PHASE B
PHASE C
20-NX
20-VX
22-YX
22-CX
Neutral
Line Hot Common
LOCK IN
Lid Magnet
MS STATUS
Striker
REED SWITCH
LINE
1374*
COLD
Lid
Lock Assy
M
Mode Shift
MS Motor Resistance
=5700 (+/- 570) Ohms
Drain Pump
Nom. 13. 2 Ω
HOT
*Nominal Resistance WV Coil (Ohms)
SOFT
CUST
OM
1515*
1515*
1374*
Pin 1 = +5V
Pin 3 = GND
Pin 2 = Signal
22-NX
22-NX
22-BX
22-OX
22-OX
22-NX
22-RX
22-BX
ACCELEROMETER ON SW
W
ater Quality Sensor
On S/W
J1
101
(GREEN)
PTC HALL
J1
102
(WHITE)
WV THERM
J703
(BLACK)
UI / WIFI
J701
(RED)
TURB
/ ACCEL
J702
(BLUE)
RJ45
PRESSURE
SENSOR
Revision 3/2/2022
TL28 DD PCB - GEA
290D1902
DIRECT
DRIVE MODELS
WIRING DIAGRAM
W
ATER V
AL
VES
J802 (WHITE)
LID LOCK
J513
(WHITE)
J101
POWER CORD
SUBW
ASHER
J512 (RED)
J1001
(RED)
HEA
TSINK
J801
(YELLOW)
BULK
EOL
TEST
RING TERMINAL
ON SW
REAR P
ANEL
RJ45 JACK
Bulk Dispense
Level Sensor
** On Selected
Models Only
** On Selected
Models Only
Dosing Pump
Inline Connector
22-VX
22-VX
22-YX
22-YX
22-OX
22-PX
22-NX
22-RX
22-RX
22-WX
22-WX
1K to 20K
WV Thermlstor
SPEAKER
**VOICE MODULE/SPEAKER/MICROPHONE ON
SELECTED MODULE (900/905) ONL
Y. SEE BELOW RIGHT
CORNER FOR
AL
TERNA
TE CONFIGURA
TION.
J500
**VOICE MODULE
J100
J100
MICROPHONE
BOARD
22-NX
22-SX
22-RX
22-RX
24-RX
24-BX
22-OX
22-BX
22-NX
2
1
2
1
2
1
2
1
2
1
G
N
L
Chassis/Safety
Ground Ring
Terminal On S/W
EOL/GND TEST
+7.5 V
olts
GEA3 TX/RX
GEA3 TX/RX
7.5 R
TN/GND
COIL
Harness
Side
Mate
20-CX
20-VX
20-SX
20-WX
20-TX
20-NX
4
3
2
1
4
3
2
1
900/905 and 700/705 Models