Auger Drive Components FMD-1 | Bunn FMD-1 FMD-2 manual

SERVICE (cont.)

AUGER DRIVE COMPONENTS - FMD-1 (cont.)

Auger Drive Motor (Refer to Fig. 2)

1.Remove hopper assy (17), and set aside for reas- sembly.

2.Remove the four #8-32 screws securing the hop- per support plate (12), remove plate and set aside for reassembly.

3.Remove the four #8-32 screws, located inside the dispenser housing on the lower right front of the auger motor mounting panel (21), securing auger motor mounting bracket (18) and auger motor

(19)to the rear of the auger motor mounting panel

(21).

4.Disconnect the wires from the hopper drive board.

5.Remove auger motor mounting bracket (18), au- ger motor (19) and dust seal (20) as an assembly.

6.Remove dust seal (20) from auger motor (19).

7.Disconnect the wires from the auger motor (19).

8.Remove the four #8-32 screws securing the auger motor (19) to the auger motor mounting bracket

(18).

9.Remove auger motor (19) and discard.

10.Using four #8-32 screws install new auger motor

(19)on mounting bracket (18).

11.Install dust seal (20) on auger motor shaft and align notch in seal with motor casting.

12.Reconnect the wires to the terminals on the hop- per drive board.

13.Refer to Fig. 3 when reconnecting wires.

14.Using four #8-32 locking screws install auger motor, dust seal and mounting bracket to the rear of the auger motor mounting panel (21).

15.Install hopper assy (17).

RED to Hopper Speed

Control Board (+)

BLK to Hopper Speed

Control Board (-)

FIG. 3 AUGER MOTOR TERMINALS	P1639

AUGER DRIVE COMPONENTS - FMD-2

P1666

FIG. 4 AUGER DRIVE COMPONENTS

Location

The auger components are located inside the bottom part of the hopper except for the auger drive bracket, washer and locknut, which are located on the outside bottom rear of the hopper. The auger motors are located on the rear of the auger motor mounting panel. Refer to Fig. 5 for disassembly and assembly.

Test Procedures - Auger motors

1.Disconnect the dispenser from the power source.

2.Disconnect the wires from the motor to be tested.

3.Check the voltage across the positive (white/or- ange) wire for the right motor, or the positive (white/red) wire for the left motor and the negative (green) wire with a voltmeter. With the rinse/run switch in the run (lower) position press and hold the appropriate dispense switch. Connect the dis- penser to the power supply. After a .6 second delay the indication must be 4.0 to 24.5 volts dc.

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FMD-1 FMD-2 specifications

The Bunn FMD-1 and FMD-2 models represent a significant advancement in the realm of coffee brewing equipment, catering to the demands of both commercial establishments and serious coffee enthusiasts. These machines are designed to efficiently brew high-quality coffee while minimizing operational complexity.

The Bunn FMD-1 is a single brewer, while the FMD-2 features dual brewing capabilities. This distinction allows the FMD-2 to meet higher coffee volume demands, making it an ideal choice for bustling cafes or restaurants where efficiency is paramount. Both models are engineered with a robust stainless steel construction, ensuring durability and longevity in high-traffic environments.

One standout feature of both models is the infusion technology. This proprietary system enhances the extraction process, allowing for optimal flavor development. The machines utilize a programmable brewing timeline, which provides users with a high level of control over the brewing variables such as time and temperature. This leads to a customizable brewing experience tailored to specific coffee blends or personal taste preferences.

Additionally, these brewers are equipped with an integrated hot water faucet, offering convenience for making tea, hot chocolate, or even instant soup. This multifunctionality improves workflow in busy kitchens, as it eliminates the need for separate hot water dispensers.

The FMD series is also designed with user-friendly interfaces. The digital display provides clear, intuitive information about the brewing process, including brew progress and maintenance alerts. This makes it easy for operators to monitor and manage the machine, ensuring consistency and quality in every cup.

Moreover, both models are designed for quick and efficient cleaning. The removable brewing components facilitate maintenance, which is crucial in a commercial setting where hygiene and equipment uptime are critical.

In terms of capacity, the FMD-1 brews up to 3.8 gallons per hour, while the FMD-2 can produce an impressive 7.5 gallons per hour, demonstrating their suitability for high-volume service.

Overall, the Bunn FMD-1 and FMD-2 models embody the perfect blend of technology, efficiency, and user-centric design, making them a valuable addition to any coffee service operation. Their ability to deliver consistent, high-quality coffee with ease is sure to enhance the customer experience and streamline operations simultaneously.

Bunn FMD-1 FMD-2 Auger Drive Components FMD-1, To the rear of the auger motor mounting panel

Models: FMD-1 FMD-2