Bunn H5E H5X service manual Location, General This system controls the liquid level and water tem

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FIG. 2 TRIAC

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Location:

The electronic control assembly is located inside the rear of the dispenser. Access will also be needed to the temperature sensor, overflow tube temperature sensor, and liquid level probe located on the tank lid and to the triac assembly located beneath the tank.

General:

This system controls the liquid level and water tem-

H5E, H5X LIQUID LEVEL CONTROL

perature of the dispenser. These two functions act in- dependently of each other and should be tested sepa- rately.

Liquid Level Control Flow Charts

H5E, H5X LIQUID LEVEL CONTROL

PROBLEM: Does Not Refill

Overflow Cup Full

Yes

 

Remove Power

 

 

 

 

 

 

?

 

 

 

 

 

 

 

 

 

Drain cup

 

 

 

No

 

 

Retry

 

 

 

 

 

 

 

 

Disconnect Level Probe

 

 

 

 

 

Voltage present at

Yes

 

Does Water Flow

Yes

 

 

 

Replace Probe

Solenoid Valve

 

 

 

 

?

 

 

?

 

 

 

 

 

 

 

 

 

No

 

 

No

 

 

 

 

 

 

 

Unplug Ready Lamp

 

 

Replace Solenoid Valve

 

 

 

Yes

 

 

 

 

 

 

 

 

 

 

Voltage present at

 

Replace Ready Lamp

 

 

Solenoid Valve

 

 

 

 

 

 

 

 

 

?

 

 

 

 

 

 

No

 

 

 

 

 

PROBLEM: Overflows

Drain cup

Unplug Ready Lamp

Retry

 

Overflow

No

 

?

 

Yes

Drain cup

Disconnect Probe

Wire From Probe

Short Probe Wire

To Chassis

Retry

 

Overflow

No

 

?

 

Yes

Drain cup

Disconnect Wire From

Solenoid Valve

Retry

 

Overflow

Yes

 

?

 

No

 

Replace Ready Lamp

Replace Probe

Replace Solenoid Valve

Replace Control Assembly

Replace Control Assembly

10

10420 011599

 

Image 10
Contents Bunn Warranty ContentsIntroduction User Notices Plumbing Requirements Electrical RequirementsElectrical Hook-Up Initial SET-UP CleaningWall Mounted Installation Draining the DispenserTroubleshooting Problem Probable Cause RemedyTroubleshooting Problem Probable Cause Deposits. Delime as required Water boils continuously Temperature controlLime build-up Dispenser is making unusual noisesService Component AccessLocation Liquid Level Control Flow ChartsGeneral This system controls the liquid level and water tem Service Electronic Controls Liquid Level Control Test ProcedureProblem Boils Excessively Fills Cup Service Electronic Controls Wiring Connections Adjustments 5A. to Increase the TemperatureTest Procedure Service Limit ThermostatLocation Limit thermostat is located on the tank lid Service Safety Overflow Switch SwitchService Solenoid Valve Solenoid ValveLocation Tank heater is located in the tank lid Service Tank HeaterCheck for continuity across the tank heater termi- nals Wiring Diagrams Volts a CWiring Diagrams Schematic Wiring Diagram H5E Volts a C

H5E H5X specifications

The Bunn H5E and H5X coffee brewers are renowned for their high-quality brewing capabilities, designed to meet the demands of both commercial and specialty coffee environments. These brewers stand out due to their innovative features, reliable performance, and user-friendly designs, making them a preferred choice for cafes, restaurants, and other establishments.

One of the primary features of the Bunn H5E and H5X models is their high-efficiency brewing system. These machines utilize a digital brewing control that ensures precise water temperatures and accurate brew times. This technology allows baristas to achieve optimal extraction from coffee grounds, resulting in a consistent, flavorful cup of coffee every time. The machines are equipped with a stainless-steel hot water tank, allowing for rapid brewing and serving for high-volume coffee demands.

The H5E model focuses on versatility in brewing methods. It can accommodate a wide range of coffee types, from traditional drip coffee to specialty brews. With its adjustable brew basket size, users can easily switch between smaller and larger batches, making it suitable for various business sizes and needs. Additionally, the H5X variant features a high-volume design, perfect for busy environments where efficiency and speed are crucial.

Both models incorporate advanced technology such as the Cold Brew Activation feature, allowing users to make cold brew coffee efficiently. The programmable settings enable baristas to customize brewing parameters according to their specific coffee recipes, providing the ability to create unique flavor profiles that cater to customer preferences.

Durability is another significant characteristic of the Bunn H5E and H5X brewers. Built with heavy-duty materials, these machines are designed to withstand the rigorous demands of a high-traffic environment. They also feature an easy-to-clean design, ensuring that maintenance is fast and straightforward.

In summary, the Bunn H5E and H5X coffee brewers are optimized for efficiency, adaptability, and durability, making them ideal for any coffee-serving establishment. Their innovative brewing technologies and user-friendly features empower baristas to deliver exceptional coffee while minimizing downtime, ensuring that every customer enjoys a perfect cup of coffee crafted to perfection.