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Bunn FMD-4 service manual SCHEMATIC WIRING DIAGRAM FMD-5, SINGLE PHASE, 60HZ, VOLTS AC - 2 WIRE

Models: FMD-4 FMD-5

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SCHEMATIC WIRING DIAGRAM FMD-5

SCHEMATIC WIRING DIAGRAM FMD-5

L1	GRN			N

			CONTROL				WHI	J4-1
	TANK HEATER			LIMIT			BRN/BLK	J4-1
	TANK HEATER			LIMIT			BRN/BLK		C
	SWITCH	K	THERMOSTAT	THERMOSTAT			WHI		C
	BLK-16	K	BLK-16	TANK HEATER		WHI-16	BLK	J4-4	O
BLK-16	BLK-16	BLK-16	BLK-16	BLK-16		WHI-16	K	J4-4	N
BLK-16							K		T
					FAN				R
									O
BLK				BLK	M	WHI			L
					M

C

BLK

BLK

LAMP #1

BLK

RED

RED

BLK

LAMP #2

BLK

BLK

BLK

WHI/BLU

J3-1

I

R

WHI

BALLAST

BALLAST

WHI

WHI/YEL

C

J4-1

GRN

U

C

VIO

WHI/GRN

J3-5

I

WHI

WHI/BLK

T

O

J4-4

WHI/VIO

REFILL VALVE

N

WHI/BLK

BLK

VIO

WHI

WHI/VIO

B

T

OVERFLOW PROTECTION SWITCH

LOAD

120V : 24V AC

LINE

SOL

GRY

J2-1

O

R

BLK

RED

RED

WHI/VIO

TRANSFORMER

A

O

WHI/GRN

WHI

WHI

WHI/GRY

R

L

WHI/BLU

D

C

J3-1

WHI/ORN

BLU/BLK

J2-5

#

RED/BLK

WHI/RED

I

WHI/YEL

2

R

BRN/WHI

WHI/ORN

C

GRN

U

J3-5

WHI/GRN

WHI/BLK

I

WHI/BLK

J2-10

T

J1-1

B

WHI/VIO

O

J2-1

GRY

A

WHI/RED

J1-4

R

WHI/GRY

D

WHI/RED

#

J2-5

TAN

RED/BLK

1WHI/BLK

WHI/ORN GRN

J2-10

PNK

GRN

J1-1

N

E

INCREASE/

HOPPER #1

HOPPER #2

HOPPER #3

HOPPER #4

HOPPER #5

I

D

C

C

DECREASE

BRN/WHI

RED

BLK

WHI/RED

RED

BLK

WHI/ORN

RED

BLK

WHI/YEL

RED

WHI/BLU

RED

SWITCH

M

M

M

M

BLK

M

BLK

J1-4

WHI/VIO

RED/BLK

GRN

GRN

GRN

GRN

GRN

GRN

STATION #1

STATION #2

STATION #3

STATION #4

STATION #5

PROBE

WHIPPER

WHIPPER

WHIPPER

WHIPPER

WHIPPER

RINSE/PROGRAM/

BLK

M

BLK

BLK

M

BLK

BLK

M

BLK

BLK

M

BLK

BLK

M

BLK

RUN SWITCH

WHI/GRY

RINSE

STATION #1

STATION #2

STATION #3

STATION #4

STATION #5

PGM

GRN

GRY

BRN

DISPENSE

DISPENSE

DISPENSE

DISPENSE

DISPENSE

RUN

VALVE

WHI

RED

VALVE

WHI

ORN

VALVE

WHI

YEL

VALVE

WHI

BLU

VALVE

WHI

BRN/BLK RINSE

PGM

BLK

TAN

SOL

WHI

RED

SOL

WHI

ORN

SOL

WHI

YEL

SOL

WHI

BLU

SOL

WHI

BRN/BLK

RUN

WHI

RED

WHI

ORN

WHI

YEL

WHI

BLU

WHI

WHI

COLD DRINK OPTION (LEFT ONLY)

BRN

1

RED

HOT/COLD SWITCH

WHI/YEL

COLD

RED

JUMPER PLUG MUST BE

BRN

RED

USED WHEN COLD

TAN

TAN

SOL

RED

HOT

DRINK FEATURE NOT

WHI

WHI

RED

BLU/BLK

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

YEL BLU BRN/BLK

INSTALLED

TAN GRN

GRN

BRN

RED ORN

RED WHI RED

4

PNK

1

1

6

1

RED/BLK ORN/BLK

6

1

4

GRN

RED/WHI

BLK/WHI RED ORN GRN/WHI BLU WHI/RED

WHI/BLK

GRN/BLK BLU/BLK BLK

BLK/RED WHI BLU/RED

BLU/WHI

GRY

1

"RINSE" #1-3 L.E.D.

PNK

BLK/RED WHI

BLU/RED WHI

ORN/RED

RED/GRN

GRY

1

"RINSE" #4 & 5 L.E.D.

BLU RED

RED RED

RED BLU

BLU

RED

RED RED

RED BLU

1

2

3

4

5

WHI BLK

BLK BLK

BLK WHI

WHI

BLK

BLK BLK

BLK WHI

WHI/BLK

BLK

BLK

ORN/BLK

BLK

BLK

BLU/BLK

STARTER

STARTER

SINGLE PHASE, 60HZ

BLK

RED/BLK

GRN/BLK

WHI/RED

BLK/WHI

WHI/RED

RED

WHI/RED

ORN

WHI/RED

GRN/WHI

WHI/RED

BLU

120 VOLTS AC - 2 WIRE

34820.0000C

03/03

©2002 BUNN-O-MATIC CORPORATION

44	35135 012103

Image 44

Bunn FMD-4 service manual SCHEMATIC WIRING DIAGRAM FMD-5, SINGLE PHASE, 60HZ, VOLTS AC - 2 WIRE

Contents

POST OFFICE BOX SPRINGFIELD, ILLINOIS PHONE 217 529-6601FAXBUNN FMD-4 FMD-5 BUNN-O-MATICCORPORATIONBUNN-O-MATICCOMMERCIAL PRODUCT WARRANTY INTRODUCTIONUSER NOTICES FMD-428328.0008USER NOTICES Cont 00831.000028368.0000 FMD-428964.0004 FMD-528964.0003INITIAL SET-UP ELECTRICAL REQUIREMENTSELECTRICAL HOOK-UP PLUMBING REQUIREMENTSRINSE TIMERS INITIAL FILL & HEATLIQUID LEVEL CONTROL RUNNING A RINSE SEQUENCECLEANING ADJUSTMENTSCOLD BEVERAGE SET-UPOPTIONAL HOPPER MOTOR SPEED PROGRAMINGDRAINING THE HOT WATER TANK TROUBLESHOOTING PROBLEMPROBABLE CAUSE REMEDYTROUBLESHOOTING cont PROBLEMPROBABLE CAUSE REMEDYTROUBLESHOOTING cont PROBLEMPROBABLE CAUSE Water is not hot ContPROBLEM PROBABLE CAUSEProduct overflows container REMEDYREMEDY TROUBLESHOOTING CONT PROBLEMPROBABLE CAUSE SERVICE COMPONENT ACCESSContents AUGER DRIVE COMPONENTS FMD-4AUGER DRIVE COMPONENTS - FMD-4CONT SERVICESERVICE cont AUGER DRIVE COMPONENTS - FMD-4contAUGER DRIVE COMPONENTS - FMD-4& FMD-5cont SERVICE contAuger Drive Motor Refer to Fig SERVICE contAUGER DRIVE COMPONENTS - FMD-4& FMD-5cont BALLASTS - FMD-4& FMD-5 SERVICE contSERVICE cont FIG. 9 CONTROL THERMOSTATLocation CONTROL BOARD SERVICE contCONTROL BOARD CONT SERVICE cont1.Disconnect the dispenser from the power source DISPENSE SWITCHS - FMD-4& FMD-5 FIG.13 DISPENSE SWITCHESFMD-4 FMD-5DISPENSE SWITCHES cont SERVICE contSERVICE cont FROTHER AND WHIPPER MOTOR - FMD-4shown & FMD-5 SERVICE contSERVICE cont 12.Slide the slinger 9 off of the motor shaftINCREASE/DECREASE SWITCH SERVICE contLAMP REPLACEMENT Refer to Fig LAMP HOLDERSFIG. 22 LAMP HOLDERS SERVICE contSERVICE cont LAMP REPLACEMENT Refer to Fig.22contLAMP STARTER and SOCKET Refer to Fig. 22 Location LIMIT THERMOSTAT SERVICE contRINSE/RUN SWITCH SERVICE contHOT/COLD SWITCH Optional SERVICE contSOLENOID VALVE COLD WATER - OPTIONAL SERVICE contSERVICE cont LocationSOLENOID VALVE DISPENSE - FMD-4& FMD-5cont SERVICE contSOLENOID VALVE INLET SERVICE contTANK HEATER SERVICE contTANK HEATER SWITCH SERVICE contTANK HEATER RELAY 120V Dispensers only SERVICE contTRANSFORMER SERVICE contSCHEMATIC WIRING DIAGRAM FMD-4 120 VOLTS AC - 2 WIRE SINGLE PHASE, 60HZSCHEMATIC WIRING DIAGRAM FMD-4 120/208-240VOLTS AC - 3 WIRE SINGLE PHASE, 60HZ120 VOLTS AC - 2 WIRE SCHEMATIC WIRING DIAGRAM FMD-5SINGLE PHASE, 60HZ SINGLE PHASE, 60HZ SCHEMATIC WIRING DIAGRAM FMD-5120/208-240VOLTS AC - 3 WIRE