Bunn H5E H5X service manual Water boils continuously Temperature control, Lime build-up

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TROUBLESHOOTING (cont.)

 

 

 

Problem

Probable Cause

Remedy

Water boils continuously.

1.

Temperature control

Refer to Service – electronic controls for

 

 

 

testing procedures. See page 10.

 

2.

Lime build-up

Inspect the tank assembliy for excess lime

 

 

 

deposits. Delime as required.

CAUTION – Tanks and tank components should be delimed reglarly depending on local water conditions. Exces- sive mineral build-up on stainless steel surfaces can initiate corrosive reactions resulting in serious leaks.

Dispenser is making unusual noises.

Ready indicator will not light. (when temperature is within 4° of its selected setting.)

1.Solenoid valve

2.Plumbing lines

3.Water supply

1.Temperature control

2.Ready Indicator LED

The nut on top of the solenoid valve must be tight or it will vibrate during operation.

Plumbing lines should not be resting on the counter top.

(A)The dispenser must be connected to a cold water line.

(B)Water pressure to the dispenser must not be higher than 90 psi (620 kPa). Install a regulator if necessary to lower the work- ing pressure to approximately 50 psi (345 kPa).

Refer to Service – electronic controls for testing procedures. See page 10.

Replace the indicator LED.

8

10420 072500

 

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Contents Bunn Introduction ContentsWarranty User Notices Electrical Hook-Up Electrical RequirementsPlumbing Requirements Cleaning Wall Mounted InstallationInitial SET-UP Draining the DispenserTroubleshooting Problem Probable Cause RemedyTroubleshooting Problem Probable Cause Water boils continuously Temperature control Lime build-upDeposits. Delime as required Dispenser is making unusual noisesService Component AccessGeneral This system controls the liquid level and water tem Liquid Level Control Flow ChartsLocation Service Electronic Controls Liquid Level Control Test ProcedureProblem Boils Excessively Fills Cup Service Electronic Controls Wiring Connections Adjustments 5A. to Increase the TemperatureLocation Limit thermostat is located on the tank lid Service Limit ThermostatTest Procedure Service Safety Overflow Switch SwitchService Solenoid Valve Solenoid ValveCheck for continuity across the tank heater termi- nals Service Tank HeaterLocation Tank heater is located in the tank lid 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.
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