Bunn FMD-5, FMD-4 manual Schematic Wiring Diagram FMD-2A

Page 58

SCHEMATIC WIRING DIAGRAM FMD-2A

 

 

 

L1

 

 

 

 

 

 

 

 

GRN

 

 

 

 

 

 

L2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TANK HEATER

 

CONTROL

 

 

 

LIMIT

 

THERMAL

 

 

 

THERMAL

 

 

 

 

SWITCH

 

THERMOSTAT

 

 

 

THERMOSTAT

FUSE

 

TANK HEATER

FUSE

 

 

 

 

BLK-16

BLK-16

 

 

BLK-16

 

BLK-16

BLK-16

 

 

 

WHI-16

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

FAN

WHI

 

 

 

 

 

 

 

 

 

WHI

 

 

 

 

 

 

 

WHI

 

J4-1

WHI

 

 

 

 

 

 

WHI

 

 

 

 

 

 

 

 

 

VIO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TANK INLET

 

 

 

WHI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VIO

 

WHI

 

J4-4

BLK

 

 

 

 

 

 

 

 

4

 

 

 

 

 

SOL

 

 

 

 

 

 

 

 

 

WHI/BLK

WHI/BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WHI/GRN

WHI/GRN

 

240V : 24V AC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WHI

WHI

 

TRANSFORMER

 

 

C

 

 

 

 

 

 

 

 

 

 

BLK

BLK

WHI/BLK

 

 

 

 

 

 

 

BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

N

 

 

 

 

 

 

 

 

 

 

 

 

 

WHI/GRN

 

 

 

 

T

J3-1

WHI/ORN

 

 

 

 

 

 

 

 

 

 

 

 

WHI

 

 

 

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

 

 

 

O

 

WHI/RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GRN

 

L

 

GRN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P

 

WHI/GRN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C.

J3-6

WHI/BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BRN/BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O.

J2-1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A

GRY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

 

YEL

 

 

 

 

WHI

 

 

 

 

 

 

 

 

 

 

 

WHI

D

 

WHI/ORN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J2-5

WHI/YEL

BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED/BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WHI/RED

 

 

 

 

 

 

 

 

 

 

RINSE/PROGRAM/

 

 

 

 

 

GRN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GRN

 

 

 

 

GRY RUN SWITCH

 

 

 

 

 

 

GRN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PNK

 

 

 

 

 

 

 

 

 

 

 

RUN

 

GRN

 

 

 

J2-10

 

 

FLUORESCENT

 

 

 

 

 

 

 

PGM

 

 

 

 

 

BLK

BLK

 

I

D

INCREASE/

 

 

 

 

 

 

 

 

 

 

YEL

 

 

 

 

 

 

 

 

LAMP

 

 

 

 

 

 

 

 

 

 

 

GRN

 

 

 

 

N

E

DECREASE

 

RINSE

 

 

 

 

 

 

 

 

 

BALLAST

 

C

C

WHI/BRN

 

 

 

 

 

 

 

 

 

 

 

SWITCH

RUN

 

 

 

 

 

 

 

 

 

 

BLK

 

BRN/BLK

 

 

 

WHI/BRN

PGM

 

BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PROBE

 

 

BLU

 

 

RED/BLK

 

 

 

 

RINSE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GRN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RIGHT DISPENSE

 

RIGHT WHIPPER

 

 

RIGHT HOPPER

 

 

 

 

 

 

ORN

SOL

WHI

 

ORN

M

 

WHI

WHI/ORN

RED

M

 

BLK

GRN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LEFT DISPENSE

 

LEFT WHIPPER

 

 

LEFT HOPPER

 

 

 

 

 

 

 

TAN

SOL

WHI

 

RED

M

 

WHI

WHI/RED

RED

M

 

BLK

GRN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ORN

 

 

 

 

 

 

 

 

 

 

 

 

 

COLD DRINK OPTION (LEFT ONLY)

RED1

BLU

 

WHI

RED

BLU

SOL

 

TAN

WHI

 

 

WHI

 

 

4

 

 

 

RED

JUMPER PLUG MUST BE

RED

USED WHEN COLD

RED

DRINK FEATURE NOT

 

INSTALLED

 

 

GRN WHI/YEL

1

WHI/ORN

WHI/RED

4

BLU WHI

1

ORN WHI/BRN RED

4

G

GRY

 

GRN

 

1

 

 

 

 

1

 

 

 

R

 

1

 

BLK/WHI

BLU/WHI

 

 

RED/WHI BLK RED

 

N

 

 

 

 

 

 

 

 

 

 

 

BLU WHI

 

 

 

 

 

GRN/BLK

 

ORN

 

 

 

 

 

 

 

 

WHI/BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PNK

 

 

 

 

 

 

 

 

 

 

 

"RINSE" L.E.D.

 

 

 

 

 

 

 

 

 

 

 

ORN

 

 

 

BLU/WHI

ORN

 

 

BLK/WHI

 

 

 

 

 

BLK

 

 

 

 

RED

BLK

 

 

 

RED/WHI

 

 

 

 

 

 

LEFT DISPENSE SWITCH

RIGHT DISPENSE SWITCH

CHASSIS

230 VOLTS AC

2 WIRE + GND

SINGLE PHASE, 50 HZ

DOOR

WHI

BLU

 

WHI

BLU

BLU

RED

BLK

 

1

BLK

 

 

 

 

 

 

BLK

STARTER

 

 

RED

BLK

 

 

 

WHI

58

42672 122209

 

Image 58
Contents FMD Series Phone 217 529-6601 FAX 217BUNN-O-MATIC Commercial Product Warranty Excluding regular maintenance itemsIntroduction Cleaning Required Regular Maintenance Problem Probable Cause Level Control Board and Probe FMD-1 ProblemProduct will not dispense RemedyProblem Probable Cause Remedy Troubleshooting Excess dust Fan Refer to Service Product overflows container Dispense SwitchInstall a regulator if necessary to Procedures. See42672 Component Access 20,23SERVICEcont Access PanelsTest Procedures Auger Motor Service Auger Drive Components all ModelsLocation Spacer Auger Motor Hopper Base Dust Seal Washer ServiceAuger Drive Components Retainer Clip Panel RED to Control BoardBushing Panel Auger Drive Shaft Remove auger drive shaft bushing from hopperRinse and dry each item thoroughly Locknut Auger Motor BracketAuxillary Control Board FMD DBC-3 only Service Auxillary Control Board Disconnect the dispenser from the power sourceService Ballast all ModelsTest Procedure Power Supply Control BoardCheck that the RINSE/RUN switch is in the Rinse position Hopper Motor Control CircuitryControl Board Using four #6-32 keps nutsConnectors on the control board Control board to the component bracketControl Board Check that the rinse/run switch is in the run posi- tion Control Board Connectors Location Remove temperature probe from the tankRemove bulb from the tank BLK to Main Control ThermostatWHI to Main If voltage is present as described, proceed to #6 Open the dispenser door and remove the bottom door coverIf voltage is present as described, proceed to #7 FMD DBC-3 Digital Touch Control Switch FMD DBC-2,DBC-3FMD DBC-2FD Digital Touch Control Switch ConnectorsEMI Filter 230 Volt FMD DBC-3 EMI FilterDisconnect the black and white wires from the fan terminals Test ProceduresVacuum FAN all Models Frother and Whipper Motor all Models except -2FD Frother and Whipper MotorFrother and Whipper Motor Will seat inside the whipper chamberHopper Drive Board FMD-1 only Hopper Drive BoardHopper Drive Board Terminals HOT/COLD Switch Optional for FMD DBC-3 Disconnect the wires from the switch terminalsTerminals Lamp Holder all Models Door Assy Upper Panel Lamp Holders Lower PanelLamp Starter and Socket Reconnect the violet wire to terminal Level Control Board and Level Probe FMD-1 onlyLevel Board Terminals Limit Thermostat all Models Limit ThermostatOverflow Protection Switch Rinse /RUN Switch all Models RINSE/RUN SwitchSolenoid Valve Cold Water Optional for FMD-2,-3,-4,-5 Cold Water Solenoid TerminalsSolenoid Valves Dispense all Models Dispense Solenoid Valves P1637.40 LocationHOT Water Dispense Solenoid Valve FMD-2FD,DBC-2FD,-3,DBC-3 Solenoid ValveSolenoid Valve Inlet all Models Inlet Solenoid ValveWHI or RED to Main BLK to Limit Wiring Harness Tank Heater all ModelsTank Heater Relay FMD-4,-5,120V Dispensers only BRN/BLK from WHI from Main HarnessTank Heater Switch all Models Tank Heater SwitchTransformer all Models Disconnected from the main wiring harnessRemove and discard the transformer Q5 & MOV4 Controls Right Whipper Motor Q1 & MOV1 Controls Left Whipper MotorQ2 & MOV3 Controls Center Whipper Motor Q7 & MOV2 Controls Refill ValveSchematic Wiring Diagram FMD-1 BLKSchematic Wiring Diagram FMD-1A WHI-16Schematic Wiring Diagram FMD-2 Schematic Wiring Diagram FMD-2A Schematic Wiring Diagram FMD DBC-2 Freeze Dried W/HOT Water Schematic Wiring Diagram FMD-2FD 42672 42672 42672 42672 Schematic Wiring Diagram FMD DBC-3 With HOT Water Dispense Schematic Wiring Diagram Fmda DBC-3 With HOT Water Dispense 42672 42672 42672 42672 Schematic Wiring Diagram FMD-5A
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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.