SERVICE (cont.)

OVERFLOW PROTECTION SWITCH (FMD-3,DBC-3-4,-5)

FMD DBC-3 shown

P4102.40

FIG. 38 OVERFLOW PROTECTION SWITCH

Location:

The overflow protection switch is located inside the copper overflow cup on the left side of the tank.

Test Procedures:

1.Disconnect the dispenser from the power source.

2.Remove the wire nuts connecting the red wires from the overflow protection switch to the black wire and blue wire from the main harness.

3.Check for continuity across the safety overflow switch red wires only until the plastic float is raised and check that continuity returns when the plastic float is again lowered.

If continuity is present as described, reconnect the red wires to the black wire and the blue wire from the main harness.

If continuity is not present as described, replace the overflow protection switch.

Removal and Replacement:

1.Disconnect the red leads from the overflow protec- tion switch from the black wire and the blue wire from the main harness.

2.Remove the nut beneath the copper overflow cup.

3.Remove the entire switch assembly from the cup.

4.Place the new switch assembly into the cup, wires first. Make sure that a gasket is in place around the threaded switch stem.

NOTE - The magnets must be at the top of float and there must be NO adjusting washers installed for the overflow protection switch to operate properly.

5.Install the nut beneath the copper overflow cup. Be sure not to overtighten.

6.Refer to schematic wiring diagrams when recon- necting wires.

 

 

P1212

 

FIG. 39 OVERFLOW PROTECTION

 

 

 

 

 

SWITCH LEADS

 

44

42672 122209

 

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Page 44
Image 44
Bunn FMD-5, FMD-4 manual Overflow Protection Switch
Page 43 Page 45

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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