Bunn FMD-4 service manual Schematic Wiring Diagram FMD-5

Page 44

SCHEMATIC WIRING DIAGRAM FMD-5

L1

GRN

 

N

 

 

 

 

 

 

 

 

CONTROL

 

 

 

WHI

J4-1

 

 

TANK HEATER

 

LIMIT

 

 

BRN/BLK

 

 

 

 

 

 

C

 

SWITCH

K

THERMOSTAT

THERMOSTAT

 

 

WHI

 

 

BLK-16

BLK-16

TANK HEATER

WHI-16

BLK

J4-4

O

BLK-16

BLK-16

BLK-16

 

K

N

 

 

 

 

 

 

 

T

 

 

 

 

 

FAN

 

 

 

R

 

 

 

 

 

 

 

 

 

O

BLK

 

 

 

BLK

M

WHI

 

 

L

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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
Contents Post Office BOX SPRINGFIELD, Illinois Phone 217 529-6601 FAX 217BUNN-O-MATIC Commercial Product Warranty IntroductionUser Notices FMD-4FMD-4 FMD-5 00831.000028368.0000 Initial SET-UP Electrical RequirementsElectrical HOOK-UP Plumbing RequirementsLiquid Level Control Rinse Timers Initial Fill & HeatRunning a Rinse Sequence Dispenser USECleaning AdjustmentsCold Beverage SET-UP Optional Hopper Motor Speed ProgramingDraining the HOT Water Tank Troubleshooting ProblemProduct will not dispense Probable CauseProbable Cause Remedy Problem Probable Cause Stat for testing procedures. SeeDripping from dispense tip Lime build-up LeaksProduct overflows container Dispense Switch Weak product Water TemperatureRefer to Operation Rinse Timer. See Tip with a thermometer. ReadingTroubleshooting Problem Service Component AccessContents Auger Drive Components FMD-4Retainer Clip Panel Hopper LidSpacer Auger Motor Hopper Base Dust Seal Washer Location Auger Drive Components FMD-4To the rear of the auger motor mounting panel Auger Drive Components FMD-4 & FMD-5 Bushing Panel Auger Drive ShaftLocknut Hopper Dust SealRemove dust seal 17 from auger motor Refer to and reconnect the wires Ballasts FMD-4 & FMD-5Control Thermostat LocationControl Board Control BoardService Control Board Connectors FMD-5 Dispense Switchs FMD-4 & FMD-5FMD-4 Dispense Switches Dispense Switch TerminalsFAN FANFrother and Whipper Motor FMD-4 shown & FMD-5 ComponentsWhipper Motor Terminals INCREASE/DECREASE Switch INCREASE/DECREASE SwitchDoor Assy Upper Panel Lamp Holders Lower Panel Lamp Replacement Refer to FigLamp Holders Lamp Replacement Refer to Lamp Starter and Socket Refer to LocationLimit Thermostat Limit ThermostatBoard J2-3 RINSE/RUN SwitchBLK from Main Harness BRN/BLK to HOT/COLD Switch Optional HOT/COLD SwitchSolenoid Valve Cold Water Optional Cold Water Solenoid ValveDispense Solenoid Valve Solenoid Valve Dispense FMD-4 & FMD-5 Dispense Solenoid Valve TerminalsSolenoid Valve Inlet Inlet Solenoid ValveTank Heater Main Harness ThermostatTank Heater Switch If the resistance measures as described, proceed to step Tank Heater Relay 120V Dispensers onlyPull component bracket out the front of the dis Transformer Remove and discard the transformerWHI from BLK from Main Harness WHI/GRN fromSchematic Wiring Diagram FMD-4 Single PHASE, 60HZ Schematic Wiring Diagram FMD-5 Single PHASE, 60HZ
Related manuals
Manual 71 pages 4.56 Kb Manual 29 pages 51.18 Kb

FMD-4, FMD-5 specifications

The Bunn FMD-5 is a state-of-the-art coffee dispenser designed specifically for high-volume coffee brewing situations. This machine is ideal for restaurants, convenience stores, and other establishments that require an efficient and reliable coffee dispensing solution.

One of the primary features of the Bunn FMD-5 is its ability to brew and serve fresh, hot coffee with exceptional speed. The unit is capable of dispensing up to five gallons of coffee per hour, making it an ideal choice for busy environments where customer demand is high. The system utilizes a digital brewer control that allows for precise brewing temperatures and times, ensuring consistency in flavor and quality.

The FMD-5 also incorporates advanced technologies to streamline the brewing process. It features a programmable control panel that allows users to adjust settings based on their specific needs. This includes the ability to set brew cycles, control brew levels, and even program different brew strengths. The easy-to-read digital display shows real-time information, making it simple for operators to monitor the brewing process.

Another notable characteristic of the Bunn FMD-5 is its compact and space-saving design. Despite its robust brewing capacity, the unit is designed to fit easily in various retail and foodservice environments. The machine is also built with durable materials, ensuring longevity and reliability under heavy usage.

For maintenance, the FMD-5 is designed with user convenience in mind. It features removable components and accessible areas for easy cleaning and routine maintenance. Users can also benefit from preventative maintenance features that monitor the machine’s performance, alerting operators to any potential issues before they escalate.

In terms of versatility, the Bunn FMD-5 can accommodate different brewing systems and coffee types, allowing users to customize their offerings based on customer preferences. It supports pre-ground coffee and can also be adapted for different brewing styles, enhancing its usability in various coffee service environments.

Overall, the Bunn FMD-5 is an impressive combination of speed, efficiency, and flexibility, making it an excellent choice for any operation that demands high-quality coffee with minimal wait time. Whether you are serving a morning rush of customers or maintaining a steady stream of coffee through the day, the Bunn FMD-5 stands out as a reliable and efficient coffee dispensing solution.