Bunn FMD-4, FMD-5 manual Lamp Holder all Models, Door Assy Upper Panel Lamp Holders Lower Panel

Page 39

SERVICE (cont.)

LAMP HOLDER (all Models)

1

FMD DBC-3 shown

 

 

3

5

 

4

2

 

 

6

 

 

 

FIG. 33 LAMP HOLDERS

P1454.70

 

 

1.

Door Assy

4.

Upper Panel

2.

Lamp Holders

5.

Lower Panel

3.

Lamp

6.

Starter W/Socket

Location:

The lamp holders are located on the front of the upper panel behind the display panel.

Test Procedure:

1.Disconnect the dispenser from the power source.

2.Remove upper door panel (4) and disconnect the door wiring harness from the leads on the lamp holders.

3.Remove lamp from lamp holders.

4.Check for continuity on each lead of the lamp hold- ers.

If continuity is present as described, lamp holders are operating properly.

If continuity is not present as described replace the lamp holder.

Removal and Replacement: (Refer to Fig. 33)

1.Open dispenser door (1).

2.Remove the five #6-32 screws securing lower door panel (5) to the door (1) and remove cover.

3.Disconnect the door wiring harness from the door interconnect wiring harness.

4.Remove five #6-32 screws securing the upper door panel (4) to the door (1).

5.Remove the upper door cover (4), lamp (3), lamp holders (2) and door wiring harness as an assem- bly.

6.Disconnect the wires from the lamp holder to be replaced from the door wiring harness.

7.Rotate lamp (3) 90° and remove from lamp holders

8.Remove the #6-32 screw securing the lamp holder

(2)to be removed, remove lamp holder (2) and discard.

9.Install new lamp holder (2) and secure with a #6-32 screw.

10.Connect the wires on the new lamp holder to the door wiring harness, black wire to red wire, and white wire to blue wire.

11.Install lamp (3) into lamp holders (2) and turn 90° until the pins snap in place.

12.Install upper door panel (4), lamp (3), lamp holders

(2)and door wiring harness as an assembly using five #6-32 screws.

13.Reconnect the plug on the door wiring harness to the connector on the door interconnect wiring harness.

14.Install the door lower panel (5) using five #6-32 screws.

LAMP REPLACEMENT (Refer to Fig. 33)

1.Remove the outside window and display graphic.

2.Remove the two #4-40 screws securing the inside window to the door and remove window.

3.Rotate lamp (3) 90° and remove from the lamp holders (2).

4.Insert new lamp (3) into lamp holders (2) and turn 90° until the pins snap in place.

5.Using two #4-40 screws secure the inside window to the door.

6.Install outside window and slide display graphic down between the inside window and the outside window.

39

42672 122209

 

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Contents Phone 217 529-6601 FAX 217 FMD SeriesExcluding regular maintenance items BUNN-O-MATIC Commercial Product WarrantyIntroduction Cleaning Required Regular Maintenance Problem Probable Cause Remedy ProblemProduct will not dispense Level Control Board and Probe FMD-1Problem Probable Cause Remedy Troubleshooting Procedures. See Product overflows container Dispense SwitchInstall a regulator if necessary to Excess dust Fan Refer to Service42672 20,23 Component AccessAccess Panels SERVICEcontService Auger Drive Components all Models Test Procedures Auger MotorLocation Retainer Clip Panel RED to Control Board ServiceAuger Drive Components Spacer Auger Motor Hopper Base Dust Seal WasherLocknut Auger Motor Bracket Remove auger drive shaft bushing from hopperRinse and dry each item thoroughly Bushing Panel Auger Drive ShaftAuxillary Control Board FMD DBC-3 only Disconnect the dispenser from the power source Service Auxillary Control BoardBallast all Models ServiceControl Board Test Procedure Power SupplyHopper Motor Control Circuitry Check that the RINSE/RUN switch is in the Rinse positionControl board to the component bracket Using four #6-32 keps nutsConnectors on the control board Control BoardControl Board Check that the rinse/run switch is in the run posi- tion Control Board Connectors Remove temperature probe from the tank LocationRemove bulb from the tank Control Thermostat BLK to MainWHI to Main Open the dispenser door and remove the bottom door cover If voltage is present as described, proceed to #6If voltage is present as described, proceed to #7 Digital Touch Control Switch FMD DBC-2,DBC-3 FMD DBC-3FMD DBC-2FD Connectors Digital Touch Control SwitchEMI Filter EMI Filter 230 Volt FMD DBC-3Test Procedures Disconnect the black and white wires from the fan terminalsVacuum FAN all Models Frother and Whipper Motor Frother and Whipper Motor all Models except -2FDWill seat inside the whipper chamber Frother and Whipper MotorHopper Drive Board Hopper Drive Board FMD-1 onlyHopper Drive Board Terminals Disconnect the wires from the switch terminals HOT/COLD Switch Optional for FMD DBC-3Terminals Door Assy Upper Panel Lamp Holders Lower Panel Lamp Holder all ModelsLamp Starter and Socket Level Control Board and Level Probe FMD-1 only Reconnect the violet wire to terminalLevel Board Terminals Limit Thermostat Limit Thermostat all ModelsOverflow Protection Switch RINSE/RUN Switch Rinse /RUN Switch all ModelsCold Water Solenoid Terminals Solenoid Valve Cold Water Optional for FMD-2,-3,-4,-5Dispense Solenoid Valves P1637.40 Location Solenoid Valves Dispense all ModelsSolenoid Valve HOT Water Dispense Solenoid Valve FMD-2FD,DBC-2FD,-3,DBC-3Inlet Solenoid Valve Solenoid Valve Inlet all ModelsTank Heater all Models WHI or RED to Main BLK to Limit Wiring HarnessBRN/BLK from WHI from Main Harness Tank Heater Relay FMD-4,-5,120V Dispensers onlyTank Heater Switch Tank Heater Switch all ModelsDisconnected from the main wiring harness Transformer all ModelsRemove and discard the transformer Q7 & MOV2 Controls Refill Valve Q1 & MOV1 Controls Left Whipper MotorQ2 & MOV3 Controls Center Whipper Motor Q5 & MOV4 Controls Right Whipper MotorBLK Schematic Wiring Diagram FMD-1WHI-16 Schematic Wiring Diagram FMD-1ASchematic 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.
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