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27202.0001B 5/96 © 1996 BUNN-O-MATIC CORPORATION
120 VOLTS AC 2 WIRE
120/208 VOLTS AC OR
120/240 VOLTS AC
3 WIRE
VIO
PROBE
PIN-20
1
4
3
2
LIQUID
LEVEL
BOARD
BLUBLK
WHI
LIMIT THERMOSTAT
WHI
WHI
OVERFLOW
PROTECTION SW
RED RED
SW. & THERMOSTAT
READY INDICATOR
SCHEMATIC WIRING DIAGRAM
SINGLE BREWER W/ SERVER SENSOR
BLU
L1
GRN
N
RED-12 (208 OR 240V)
BLK-12
K1
N.O.
K1
N.O.
RED-12BLK-12
TANK HEATER
L2
WHI-12 (120V)
BLK
BLK-12
BLK
GRY
TAN
PNK
GRINDER
INTERFACE
CONNECTOR
YEL
FRACTIONAL BATCHES
(CONNECT
AS REQUIRED)
FULL BATCH
(NO CONNECTION)
TAN
GRY
PNK
WHI/VIO
1/4 BATCH
1/3 BATCH
1/2 BATCH
2/3 BATCH
3/4 BATCH
BATCH COMMON
S
E
L
E
C
T
O
R
S
W
WHI/VIO
WHI/GRN
WHI/YEL
WHI/RED
1
BREW
TIMER
3
2
4
5
WHI
WHI/ORA
ORA
PNK
START SW.
YEL
WHI/ORA
ORA
WHI
WHI/VIO
GRY
WHIWHI
WHI/VIO
WHI
BLK
WHI/GRN
BYPASS
WHI/RED
DISPENSE
WHI/GRN
WHI/VIO
REFILL
1
4
2
3
GRY
TAN
PNK
SERVER
SENSOR
TAN
GRN
ORA
YEL
PNK
BLU
6
4
5
2
3
1
SOL
K1
N.C.
SOL
SOL
3-SET SELECTOR SWITCH WITH
GRINDER INTERFACE OPTION
27118 100400