Schematic Wiring Diagrams - Bunn JDF-4D Installation & Operating Manual

#1-LEFT, LEFT
SOL
WATER
#2-LEFT, MIDDLE
SOL
WATER
+24V
#3-RIGHT, MIDDLE
SOL
WATER
#4-RIGHT, RIGHT
SOL
WATER
+24V
#1-LEFT, LEFT
PUMP
CONCENTRATE
#2-LEFT, MIDDLE
PUMP
CONCENTRATE
GND
#3-RIGHT, MIDDLE
PUMP
CONCENTRATE
#4-RIGHT, RIGHT
PUMP
CONCENTRATE
GND
+
o
ENCODER #1
-
+
ENCODER #2 o
-
+
ENCODER #3 o
-
+
o
ENCODER #4
-
120 VOLTS AC
or
220-230 VOLTS AC
2 WIRE
SINGLE PHASE
xxxxx.0000B 09/16 © 2016 BUNN-O-MATIC CORPORATION
SCHEMATIC WIRING DIAGRAM JDF-4D
BLU/BLK
BLU/BLK
BLU/BLK
1
WHT/VIO WHT/VIO
WHT/ORN WHT/ORN
YEL YEL
TAN TAN
BLU BLU
GRY GRY
6
1
VIO
VIO
ORN
ORN
RED RED
PINK PINK
GRN GRN
WHT/GRN WHT/GRN
WHT/ORN WHT/ORN
WHT/RED
WHT/RED
RED/BLK RED/BLK
WHT/YEL WHT/YEL
WHT/GRY WHT/GRY
WHT/BLK WHT/BLK
12
MIDDLE RIGHT
COLD WATER
MIDDLE LEFT
DISPENSE DISABLE
GRN
REFRIGERATION
SWITCH
K 1
RED/BLK RED/BLK BLK
RECIR.
WHT
PUMP
COMPRESSOR ASSY
3
2 1
OVERLOAD
PROTECTOR
C
COMPRESSOR S M
MOTOR
3 1
WHT
2
4
START RELAY
COND.
WHT
FAN
SCL J23-1
SDA (OMIT)
GND
J23-3
LOAD DISABLE
J13-1 J20-1
(OMIT)
J13-2
GND
J9-1
J20-5
DEBUG
Tx J15-1
+24V
GND
Rx
J9-6
POWER
J15-4
J3-1
J3-2
PROGRAM
ENABLE/DISABLE
SW1
GND
J16-1
J4-1
+24V
J4-2
J16-6
J1-1
J1-2
ICE 2000
J 12-1
+5V
J22-1
GND
J 12-6
J6-1
SP12 UART2
(OMIT) J6-4
J22-12
+24V J 14-1
SDO/Tx2
SCK2
SDI/Rx2
J5-1
J7-1
GND
J 14-2
RIGHT
J5-4
J7-4
GND
USB
TYPE A
LEFT J17-1
J2-1
GND J17-4
J2-6
35
120V 220 - 230V
MODELS MODELS
L1 N
N
GND L1
EMI
FILTER
A B
A B
1
L 1
BLK
L
WHT
N
+24 V d c
P o w er
3
S u p p ly
GRN
G
- -
GRN
+24V RED
GND WHT/BLK
RED
GND
+24V RED
COMPRESSOR RELAY
WHT/BLU
K1
WATER INLET VALVE
BRN
SOL
+24V RED RED
WHT/RED
BLK
RED
BLK
GRY
GND WHT/GRY
GND
1
CABINET
THERMISTOR
t
t
WATER BATH
THERMISTOR
+5V
TXD
BUNNLINK
RXD
GND
RXD
YEL
GND
TXD WHT
SPARE INPUT/OUTPUT
SPARE INPUT/OUTPUT
GROUND
EXTERNAL LED OUTPUT
+5VDC
+24VDC
+ +
1
RED
RED
WHT/BLK
GRN
4
TO DISPLAY
FAN
FAN
DISPLAY J1-8
DISPLAY J1-7
52959 100716