Ultra ® Nx Wiring Schematic - Bunn Ultra NX Service & Repair Manual

Ultra NX
®
MEMBRANE
SWITCH
I/O
I/O I/O
CFV Valve Model
Left Left Right Right
Water Product Water Product
BLU
Left Pres.
YEL
Right Pres.
ORG
BRN
BLK
RED
LAF Model
Left Right
Product Product
YEL
ORG
BRN
YEL
RED
CFV/ LAF Wire Harness
BLU
1
YEL
2
ORG
3
BRN
4
BLK
5
RED
6
120 VOLTS AC
60 HZ
or
220-240 VOLTS AC
50 HZ *Substitute Wire Color
2 WIRE
SINGLE PHASE
32082.0003 A 08/22 © 2015 BUNN-O-MATIC CORPORATION
WIRING SCHEMATIC
WHI
C
S R
GRN/YEL
12
WHI/RED-22
WHI/BLK-22 *BLK/YEL
PNK-22
TAN-22
WHI-22
GRY-22
VIO-22
BLU-22
GRN-22
YEL-22
ORN-22
BLK-22
1
SHIELD
J1-1
J2-1
57675.0000
Auto Refill CBA
1
6
BLU
1
YEL
2
ORG
3
BRN
4
BLK
5
RED
6
COMPRESSOR ASSY
WHI
BLK
5 2
RED
4 4 1
BLU
BRN
START
BLU BRN
RUN
WHI/ORN
1
J16-1
J7-1
D
I
S
P
L
A
Y
16
WHT/RED
J12-1
WHT/BLK
RIGHT
AUGER
J9
Program
(USB)
J5-1
RED/BLK
J15-1
BRN/WHI
BRN/BLK
BLK
WHI
J4
WHI/RED
WHI/YEL
WHI/RED
GRAY
BRN *RED
Debug
RED
J3
BUNNlink
WHI/BLK
J14-1
WHI/BLU
BRN
WHI/YEL
YEL
5
BLU
WHI/BLK
WHI/GRAY
WHI/GRN
TAN
10
PINK
14
57667.0000
66
220V
MODELS
GRN
GND L1 N
EMI
FILTER
A B
WHI
BLK
K1 N.O.
BLK
WHI
CFV/LAF
GRN GRN
L L
N G N G
24VDC 24VDC
P/S P/S
33363.0014
33363.0013
+ -
+ -
GRN
GRN
LEFT 230V
120
AUGERS
VOLT AUGER
M M
M
WHI
Left PTC Heater
Right PTC Heater
Condenser Fan
Left Refrigerant Valve
Right Refrigerant Valve
Left Level Sensor
Right Level Sensor
1 1
LEFT RIGHT
TORQUE TORQUE
SENSOR SENSOR
VIOLET Left Hopper Lights
WHI/VIOLET RightHopper Lights
ORG Compressor Relay
K1
120V
MODELS
L1
N
A B
WHI
WHI
1 1 1
t t t
LEFT RIGHT HOT
GAS