Bunn LCR-3 - Manual (Page 27)

27 41129 110608
41172.0000C 10/08 © 2008 BUNN-O-MATIC CORPORATION
208-240 VOLTS AC
3 WIRE + GND
SINGLE PHASE 60HZ
or
208-240 VOLTS AC
4 WIRE + GND
THREE PHASE 60HZ
J14-1
J14-7
J18-1
J18-9
J18-5
J18-7
J7-1
J7-5
J7-10
J2-1 J2 -8
J3-1
J3-6
J4-1
J4-5
J5-1
J5-3
J6-1 J6-5 J6-10 J6-15 J6-20
J1-1 J1-4 J15-
1
J15-
4
C
O
N
T
R
O
L
P
C
B
O
A
R
D
J8-1
J8-3
J16-1
J16-5
J16-12
DOOR
BL
K
BL
K
BL
K
RE
D
RE
D
WH
I
TA
N
TAN
BLK
TAN
GR
Y
GR
N
RE
D
YEL
YEL
YEL
SOL
SOL
SOL
MANIFOLD
MAIN
REFILL
P
R
O
B
E
P
R
O
B
E
O
V
E
R
F
L
O
W
L
E
V
E
L
t
CONDUCTANCE
SENSOR
1
BL
K
WH
I
WHI/ORN WHI/ORN
WHI/YEL
ORN
ORN
BLK
BLK
BLK
BLK
RED
RED
GRN GRN
BLU
GRN
RED
RED
RED/BLK
YEL
RIGHT
PUMP
MID.
PUMP
RED BLK
RED BLK
YEL
RED/BLK
BRN/WHI
BRN/WHI
ORN
BLU
PNK
PNK
BLK
BLK
BLK
RED
BLK
YEL
BLK
GRN
BRN/BLK
BRN/BLK
BLU
BLU
WHI/RED
WHI/BLU
WHI/YEL
WHI/ORN
WHI/ORN
WHI/BLU
RE
D
RE
D
BL
K
BL
K
WHI/BL
U
WHI/BL
U
RED/BL
K
RED/BL
K
WHI/BLU
TA
N
PN
K
GR
Y
TAN
PNK
GRY
RED/BL
K
WHI/YE
L
WHI/BLU
WHI
RIGHT RPM
SENSOR
MIDDLE RPM
SENSOR
RED
BLK
BLK
RED
BLK
GRN
GRN
SELECTOR
SWITCH
ROTARY
SWITCH
RINSE
RUN
PRIME
N(L2)
L(L1)
-V
+V
POWER SUPPLY
1
2
3
4
5
6
7
YES (+)
EXIT
NO (-)
TOUCHPAD
GRN
GRN
SCHEMATIC WIRING DIAGRAM LCR-3 HV
WHI/YEL BLK
BL
K
OR
N
GRN
BL
U
BL
K
BL
U
RE
D
BL
K
BL
U
RE
D
WHI/RE
D
RED/BLK
WHI/YEL
WHI/YEL
WHI/RED
J1-1
J1-5
J1-10
J1-12
BLK
GRN
WHI/GRY
LEFT
PUMP
RED BLK
LEFT RPM
SENSOR
RED
BLK
GRN
WHI/YEL
BLU/BLK
WHI/YEL
WHI/YEL
WHI/BLU
YEL
WHI/GRY
BLK
AUXILLARY CONTROL BOARD
RELAY
TAN
TAN
WHI/RED
BLK
BLK
BLK
BLK
RED
BLU
RED
GRN
RED/BLK
RED/BLK
GRN
BLK
BLU/BLK
J3-1
J2-1
J2-5
J2-8
J3-2
J17-1
J17-4
BL
K
YE
L
1
2
3
A
B
L1 L2 L3 N
TERMINAL
BLOCK
BLK
LIMIT #3
LIMIT #2
LIMIT #1
TANK HEATER #3
TANK HEATER #2
GRN
MAIN ON/OFF
SWITCH
TANK HEATER #1
BLK-12
BLU-12
CONTACTOR
EMI FILTER
RED-12
BLK-12
BLU-12
RED-12
BLK-12
BLU-12
BLU-12
RED-12
RED-12
BLK-12
BLU-12
RED-12
BLK-12
LIMIT #3
LIMIT #2
LIMIT #1
BLK-12 RED-1
2
BLU-12
WH
I
WH
I
W
HI
• FOR 3 PHASE OPERATION, WIRE AS SHOWN.
• FOR SINGLE PHASE OPERATION, MOVE BLU
WIRE INTO CELL WITH BLK WIRE.
DISPENSER REQUIRES
120VAC L1 TO N
4
4
4
3
3
3
2
2
2
1
1
1
L1
L2
L3
T1
T2
T3
RED-12
WHI
RED
RED
BLU-12
BLK-12
CABINET
SENSOR
REFRIGERATION CABINET
CONDENSER FAN
CONDENSER
EV
APOR
AT
OR
FA
N
EV
APOR
AT
OR
EVAPORATOR
SENSOR
BLK
RED
RED
t
1 2
t
1 2
LIMIT
THERMOSTAT
K2
K2
COMP.
COMPRESSOR ASSEMBLY GRN
WHI/GRN
WHI/GRN
WHI