Bunn DUAL GPR-DBC Repair Manual download pdf (Page 43)

Page 43

36883.0003A 02/07 © 2007 Bunn-O-Matic Corporation

FUNNELLOCK

SOL

SOL

SOL

SOL

BREW

BYPASS

REFILL

RED

RED

RED

VIO

RED/BLK

GRY

WHI/GRN

BRN/WHI

BRN/BLK

YEL

BLK

RED

FUNNEL SENSOR

WHI/VIO

VIO

WHI

PNK

BLK

GRN

TEMP PROBE

WATER LEVEL

PROBE

RED RED

N.C.

OVERFLOW

PROTECTION SWITCH

CONTROL PC BOARD

SWITCH UNIT ASSEMBLY

Switch Unit Assembly Codes

A1 Brew

A2 On/Off

B1 "Hidden" Left

B2 "Hidden" Right

C1 Large Batch

C2 Medium Batch

C3 Small Batch

D1 "Digital" Left Hidden Button

D2 "Brewer" Center Hidden Button

D3 "Control" Right Hidden Button

LED's

L1 Large Batch LED

L2 Medium Batch LED

L3 Small Batch LED

L4 On/Off LED

RED

RED

SCHEMATIC WIRING DIAGRAM

SINGLE TF DBC, CE 3 PHASE W/NEUTRAL

TANKHEATER #2

TANKHEATER #1

BLK

BLK-14

RED

RED

BLU

BRN

BLU

BLU

BRN

BRN

RED

TANKHEATER #3

RED

- LINE

- LOAD

BLK

GRN

CONTACTOR

EMI FILTER

L1

L1

L2

L2

L3

L3

N

L1 L2 L3 N

N

TANKLIDASEMBLY

BLK

RED

BRN

BLU

TERMINALBLOCK

THERMOSTAT (1/2)

Wire as shown for 3 phase. For single

phase operation, move red wire in

terminal block into cell with black wire;

apply power across L1 & N.

34

RED/BLK

HEATER

#1

#2

HEATER

LIMIT

#3

HEATER

2

1

4

3

BLK

RED

2.2uF

LIMIT THERMOSTAT (1/2)

21

NOT A PURCHASED SCHEMATIC

FOR REFERENCE ONLY

400-415 VOLT A.C.

PHASE TO PHASE,

230 VOLTS AC

PHASE TO NEUTRAL

3 PHASE 50/60 HZ

BREWER

ON/OFF

SWITCH

41746 112008

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