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SCHEMATIC WIRING DIAGRAM SINGLE BREWER
L1
TANK HEATER
1800W @120V
3700W @208V
4000W @240V
BLK-12
BLK-12
K1
N.O.
READY INDICATOR
SW. & THERMOSTAT
LIMIT THERMOSTAT
SAFETY SW
BLK
VIO
RED
RED
BLK
BLK
OPTIONAL 3-SET SELECTOR SWITCH SHOWN
WITH GRINDER INTERFACE OPTION
TAN
GRY
1/4 BATCH
FRACTIONAL
1/3 BATCH
BATCHES
BREW
1/2 BATCH
(CONNECT
2/3 BATCH
TIMER
AS REQUIRED)
FULL BATCH
3/4 BATCH
PNK
(NO CONNECTION)
BATCH COMMON
OPTIONAL WATER
BYPASS SOL.
S
E
WHI/VIO
SOL
L
E
C
T
O
4
GRINDER
GRY
R
3
INTERFACE
PNK
2
CONNECTOR
S
TAN
1
W
10697.0000D 10/93 © 1993 BUNN-O-MATIC CORPORATION
120 VOLTS AC 2 WIRE
120/208 VOLTS AC OR
120/240 VOLTS AC
3 WIRE
SCHEMATIC WIRING DIAGRAM SINGLE-A & -B BREWER
L1
TANK HEATER
3700W @200V
3300W @240V
BLK-12
BLK-12
K1
N.O.
READY INDICATOR
SW. & THERMOSTAT
SAFETY SW
LIMIT THERMOSTAT
BLK
VIO
RED
RED
BLK
BLK
OPTIONAL 3-SET SELECTOR SWITCH SHOWN
WITH GRINDER INTERFACE OPTION
TAN
GRY
1/4 BATCH
FRACTIONAL
1/3 BATCH
BATCHES
BREW
1/2 BATCH
(CONNECT
2/3 BATCH
TIMER
AS REQUIRED)
FULL BATCH
3/4 BATCH
PNK
(NO CONNECTION)
BATCH COMMON
OPTIONAL WATER
BYPASS SOL.
S
E
WHI/VIO
SOL
L
E
C
T
4
O
GRY
GRINDER
R
3
INTERFACE
PNK
2
CONNECTOR
S
TAN
1
W
200 OR 240 VOLTS AC
10702.0000B 10/93 © 1993 BUNN-O-MATIC CORPORATION
2 WIRE
GRN
RED-12 (208 OR 240V)
RED-12
WHI-12 (120V)
K1
N.O.
BLU
WHI
K1
BLU
WHI
SOL
1
LIQUID
BLK
2
LEVEL
WHI
3
BOARD
PIN-20
4
PROBE
100W WARMER
WHI/VIO
WHI/VIO
WHI
1
WHI
2
WHI/ORA
3
WHI/GRN
SOL
4
WHI/YEL
5
WHI/GRN
WHI/RED
WHI
AUXILIARY OUTLET
WHI
WHI/VIO
GREEN
200 WATT MAXIMUM
GRN/YEL
RED-12
RED-12
K1
N.O.
BLU
RED
K1
BLU
RED
SOL
1
LIQUID
BLK
2
LEVEL
RED
3
BOARD
PIN-20
4
PROBE
100W WARMER
WHI/VIO
WHI/VIO
RED
1
2
WHI/ORA
3
WHI/GRN
SOL
4
WHI/YEL
5
WHI/GRN
WHI/RED
RED
WHI/VIO
SCHEMATIC WIRING DIAGRAM SINGLE BREWER ECA
GRN
L1
L2
N
TANK HEATER
1800W @120V
LIMIT
3700W @208V
THERMOSTAT
4000W @240V
BLK-12
BLK-12
PNK
READY
L.E.D.
GRY
SAFETY SW
BLK
BLK
RED
RED
BLK
OPTIONAL 3-SET SELECTOR SWITCH SHOWN
WITH GRINDER INTERFACE OPTION
TAN
GRY
1/4 BATCH
FRACTIONAL
1/3 BATCH
BATCHES
1/2 BATCH
(CONNECT
2/3 BATCH
AS REQUIRED)
FULL BATCH
3/4 BATCH
PNK
(NO CONNECTION)
BATCH COMMON
S
E
WHI/VIO
L
E
C
T
O
4
GRY
GRINDER
R
3
INTERFACE
PNK
2
CONNECTOR
S
TAN
1
W
10706.0000B 10/93 © 1993 BUNN-O-MATIC CORPORATION
120 VOLTS AC 2 WIRE
120/208 VOLTS AC OR
120/240 VOLTS AC
3 WIRE
SCHEMATIC WIRING DIAGRAM SINGLE-A & -B BREWER ECA
GRNYEL
L1
L2
TANK HEATER
LIMIT
3700W @200V
THERMOSTAT
3300W @240V
BLK-12
BLK-12
PNK
READY
L.E.D.
GRY
SAFETY SW
BLK
BLK
RED
RED
BLK
OPTIONAL 3-SET SELECTOR SWITCH SHOWN
WITH GRINDER INTERFACE OPTION
TAN
GRY
1/4 BATCH
FRACTIONAL
RED
1/3 BATCH
BATCHES
1/2 BATCH
(CONNECT
2/3 BATCH
AS REQUIRED)
FULL BATCH
3/4 BATCH
PNK
(NO CONNECTION)
BATCH COMMON
S
E
WHI/VIO
L
E
C
T
O
4
GRY
GRINDER
R
3
INTERFACE
PNK
2
CONNECTOR
S
TAN
1
W
200 OR 240 VOLTS AC
10707.0000B 10/93 © 1993 BUNN-O-MATIC CORPORATION
2 WIRE
Page 6
WHI-12 (208 OR 240V)
BLU-12
WHI -12(120V)
W
TAN
W
H
t°
H
BLU
I
7
I
WHI/BRN
6
TANK HEATER
SW
PIN 20
PNK
(PROBE)
GRY
GRY
INTERLOCK
5
GRY
ASSY
4
3
GRN
ELECTRONIC
2
WHI/BLU
CONTROL
WHI/YEL
1
ASSY
ORA
WHI/VIO
WHI/VIO
1
BREW
2
ORA
TIMER
3
WHI/GRN
SOL
4
YEL
5
OPTIONAL WATER
BYPASS SOL.
WHI/GRN
SOL
WHI/RED
AUXILIARY OUTLET
WHI/VIO
200 WATT MAXIMUM
BLU-12
W
TAN
W
H
t°
H
BLU
I
7
I
WHI/BRN
6
TANK HEATER
SW
PIN 20
PNK
(PROBE)
GRY
GRY
INTERLOCK
5
GRY
ASSY
4
3
GRN
ELECTRONIC
2
CONTROL
WHI/BLU
WHI/YEL
1
ASSY
ORA
WHI/VIO
WHI/VIO
1
BREW
2
ORA
TIMER
3
WHI/GRN
SOL
4
YEL
5
OPTIONAL WATER
BYPASS SOL.
WHI/GRN
SOL
WHI/RED
WHI/VIO
L2
N
RED (208 OR
WHI (120V)
240V)
WHI
SOL
100W WARMER
WHI
WHI
WHI
WHI
GREEN
L2
WHI -12
RED
RED
SOL
100W WARMER
RED
RED
RED
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