Bunn FMD-5 Hopper Lid, Spacer Auger Motor Hopper Base Dust Seal Washer, Retainer Clip Panel

Page 14

SERVICE

AUGER DRIVE COMPONENTS - FMD-4 (CONT.)

5.Check the voltage across the positive (red wire) terminal and the negative (black wire) terminal on the auger motor with a voltmeter. With the rinse/ run switch in the run (lower) position press and hold the dispense switch. Connect the dispenser to the power supply. After a .6 second delay the indication must be 4.0 to 24.5 volts dc.

If voltage is present as described, the auger motor drive is operating properly. If auger does not turn, replace the auger motor.

If voltage is not present as described, replace the auger hopper drive board.

Removal, Cleaning and Replacement

Hopper & Auger

1.Open the dispenser door and raise the top front cover.

2.Lift the hopper assy (15) over the pins on hopper support plate (11) and slide hopper assembly out the front of the dispenser.

3.Remove hopper lid (1) and empty product.

4.Pull off the ejector elbow (14).

5.Remove retainer clip (10) and washer (9) from the bottom of the hopper base (8).

6.Remove whipper shaft (3), wiper blade (4) and wiper drive gear (5) from the hopper base (8).

7.Remove auger wire (13) by pulling it out the front of the hopper base (8).

8.Remove auger drive bracket (6) by unscrewing left hand threads from auger drive shaft (12).

9.Slide spacer (7) and auger drive shaft bracket (6) off of the auger drive shaft (12).

10.Remove auger drive shaft (12) from hopper base

(8).

11.Wash components in a mild solution of dish deter- gent using a bristle brush when needed.

12.Rinse and dry each item thoroughly.

13.Check for damaged or broken components, re- place any if necessary and reassemble hopper assembly.

14.Install hopper assy (15) in the dispenser by sliding hopper assy on the hopper support plate (11) until the slot in the rear of the hopper base (8) seats against the pins in the hopper support plate (11).

1

 

 

2

 

 

 

 

3

6

 

4

 

5

 

 

 

 

12

7

 

13

 

14

8

 

 

 

9

 

 

10

 

 

 

 

15

16 17 18 19

11

P2633

FIG. 2 AUGER DRIVE & HOPPER DISASSEMBLY

1.

Hopper Lid

11.

Hopper Support Plate

2.

Hopper

12.

Auger Drive Shaft

3.

Wiper Shaft

13.

Auger Wire

4.

Wiper Blade

14.

Ejector Elbow

5.

Wiper Drive Gear

15.

Hopper Assembly

6.

Auger Drive Bracket

16.

Auger Motor Bracket

7.

Spacer

17.

Auger Motor

8.

Hopper Base

18.

Dust Seal

9.

Washer

19.

Auger Motor Mounting

10.

Retainer Clip

 

panel

14

35135 012103

 

Image 14
Contents Post Office BOX SPRINGFIELD, Illinois Phone 217 529-6601 FAX 217User Notices BUNN-O-MATIC Commercial Product WarrantyIntroduction FMD-4FMD-4 FMD-5 00831.000028368.0000 Electrical HOOK-UP Initial SET-UPElectrical Requirements Plumbing RequirementsRunning a Rinse Sequence Liquid Level Control Rinse TimersInitial Fill & Heat Dispenser USECold Beverage SET-UP Optional CleaningAdjustments Hopper Motor Speed ProgramingDraining the HOT Water Tank Product will not dispense TroubleshootingProblem Probable CauseProbable Cause Remedy Dripping from dispense tip Lime build-up Problem Probable CauseStat for testing procedures. See LeaksRefer to Operation Rinse Timer. See Product overflows container Dispense SwitchWeak product Water Temperature Tip with a thermometer. ReadingTroubleshooting Problem Contents ServiceComponent Access 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 Locknut Auger Drive Components FMD-4 & FMD-5Bushing Panel Auger Drive Shaft 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 WHI from BLK from Main Harness TransformerRemove and discard the transformer WHI/GRN fromSchematic Wiring Diagram FMD-4 Single PHASE, 60HZ Schematic Wiring Diagram FMD-5 Single PHASE, 60HZ
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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.