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SCHEMATIC WIRING DIAGRAM TB3, TB3B, TB3-LP
OPTIONAL
READY
INDICATOR
SWITCH &
THERMOSTAT
LIMIT
THERMOSTAT
"KEEP WARM" HEATER
ON/OFF SWITCH

37234.0000C 05/06 © 2004 BUNN-O-MATIC CORPORATION

START
SWITCH
DILUTION
TIMER
DILUTION
SOL
1
SOL
2
BREW
TIMER
BREW
TANK HEATER
BLU
BLU/BLK
BLK
BLK BLK
BLK

5 4 3 2 1 5 4 3 2 1

GRN
WHI
WHI WHI
WHI/VIO WHI/VIO
WHI/BLU
WHI/ORN
WHI/YEL
RED/BLK
GRN
WHI
WHI/VIO
WHI/VIO WHI/GRN
WHI
WHI

L1 N

100 VOLTS AC

120 VOLTS AC

2 WIRE

SINGLE PHASE

37235 053006