Bunn Silver Series Service & Repair Manual page 58

ELECTRICAL SCHEMATIC DIAGRAM for JDF-4S
SCHEMATIC WIRING DIAGRAM JDF-4S
COMPRESSOR ASSY
BLU/BLK
COMPRESSOR
MOTOR
LIMIT
THERM.
3 2
6 5
N
PTC
4 1
ASSY
BLU/BLK WHI
MOTOR
CONDENSOR FAN
BLU/BLK RED/BLK
K1
STATION 1 STATION 2
DISPENSE DISPENSE
RED VIO RED ORN
PUMP PUMP
WHI/VIO
WHI/ORN
STATION 1 STATION 2
DISPENSE DISPENSE
RED
WHI/VIO
YEL YEL WHI/ORN
SOL SOL
ORN
STATION 3 STATION 4
DISPENSE DISPENSE
RED VIO RED ORN
PUMP PUMP
WHI/VIO
WHI/ORN
STATION 3 STATION 4
DISPENSE DISPENSE
RED
WHI/VIO WHI/ORN
YEL YEL
SOL SOL
ORN
Models with Membrane Switches
AUXILLARY
CONTROL BOARD
STATIC STATIC STATIC STATIC
SHIELD SHIELD SHIELD SHIELD
DISPENSE DISPENSE DISPENSE COLD
STATION STATION STATION WATER
#1 #2 #3 SWITCH
PUSH BUTTON OPTION
STATIC STATIC STATIC STATIC
SHIELD SHIELD SHIELD SHIELD
DISPENSE DISPENSE DISPENSE COLD
STATION STATION STATION WATER
#1 #2 #3 SWITCH
120 VOLTS AC
or
220-230 VOLTS AC
2 WIRE
SINGLE PHASE
(Models with LED Lited Doors)
TRANSFORMER
BLU
L
O
A
WHI/BLU
D
TRANSFORMER
BLU
L
O
A
WHI/BLU
D
COLD WATER
WHI WHI/BLK
K1
WHI/VIO
REFRIGERATION
SWITCH
RED/BLK BLK
WATER INLET
WHI RED/BLK
RECIR.
BRN
PUMP
GRN
J3-1
1
J3-2
WHI/VIO
J7-1
J7-2
RED
J2-1
ORN
VIO J9-1
VIO VIO
YEL
WHI/ORN J9-2
WHI/ORN
YEL YEL
WHI/VIO
J2-6
C
RED
O
ORN
N
T
12
R
O
L
P
C
B
1
O
TAN
A
R
D
WHI/GRN
J13-1
GRN
VIO PNK PNK
BLU GRY
YEL GRY BLU
TAN
J13-6
WHI/GRN
J15-1
GRN
12
WHI/BLU
J6-1
J15-4
BLU
J6-3
J5-1
WHI/BLU
J12-1
BLU
J12-3 J5-4
BLK BLK
J6-1 J11-1
RED RED
BLU BLU
YEL YEL
ORN ORN
J6-5 J11-5 J8-1 J8-2
YEL
STATIC
SHIELD
DISPENSE
STATION
#4
ORN
BRN
STATIC
SHIELD
DISPENSE
LOCKOUT
DISPENSE SWITCH
STATION
#4 EARLY MODELS
BLK
J6-1 J11-1
RED
YEL
BLU
ORN
J6-5 J11-5
BLU
BRN
DISPENSE
LOCKOUT
SWITCH
LATE MODELS
120V 220-230V
MODELS MODELS
L1 N
GND L1 N
GRN
EMI
FILTER
A B
A B
BLK A B A B
L
I
N
WHI
E
L BLK
I
N
E
WHI
VALVE
WHI
SOL
VALVE
WHI
SOL
RED RED
WHI/RED FAN
BLK
GRY
WHI/BLK
BLK or ORN 1
WHI
CABINET
THERMISTOR
t
t
WATER BATH
THERMISTOR
COLD WATER
Models with Mechanical Switches
DISPENSE
SWITCH
BLU BLK
STATION 4
DISPENSE
SWITCH
8
BLK ORN
YEL
ORN
BLU
STATION 3
DISPENSE
SWITCH
GRN or GRY
RED
BLK YEL
BLK
1
BLK
STATION 2
DISPENSE
SWITCH
BLK RED
STATION 1
DISPENSE
SWITCH
BLK GRN
BLK
WHI
BLK
PROGRAM
BRN
SWITCH
GRN
BRN
BLK
Chassis
DISPENSE
Ground
Chassis
LOCKOUT
SWITCH Ground
58
Models with Lited Doors
RED
BLK
RED
BLK
Regulator
Board
RED RED
J2-1
J3-1
BLK BLK
J1-1
WHI
BRN
GRN
Door
Ground
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