Bunn H5E H5X service manual Service Tank Heater, Location Tank heater is located in the tank lid

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SERVICE (cont.)

Tank Heater

Location:

The tank heater is located in the tank lid.

DO N

!

ON N

P1772

U

OT

Tu

 

 

ntil

 

 

 

 

Wa rn

 

 

A Hot

terCAUTIOn h

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utomatiWater Somes FeTank

 

FIG. 12 TANK HEATER

 

Test Procedure:

1.Disconnect the dispenser from the power source.

2.Check the voltage across the terminals of the tank heater with a voltmeter. Connect the dispenser to the power source. The indication must be:

a.) 100 to 120 volts ac for 100 to 120 volt models or

b.) 200 to 240 volts ac for 200 to 240 volt models.

3.Disconnect the dispenser from the power source.

If voltage is present as described, proceed to #4.

If voltage is not present as described, replace the tank heater.

4.Remove the tank heater from the tank lid and in- spect it for cracks in the sheath.

If the sheath shows no sign of damage, proceed to #5. If the sheath is damaged, replace the tank heater.

5.Check for continuity across the tank heater termi- nals.

If continuity is present as described, reinstall the tank heater. The tank heater is operating properly.

If continuity is not present as described, replace the tank heater.

Removal and Replacement:

1.Remove the wires to the tank heater.

2.Remove the 8-32 nuts from the tank heater flange.

3.Remove the tank heater.

4.Inspect the tank heater gasket and replace if nec- essary.

5.Securely install the new tank heater. Be certain of a watertight seal.

6.Reconnect the wires, FIG. 13.

BLU to Triac Assy

BLK to Limit

 

Thermostat

P1780

FIG. 13 TANK HEATER WIRING

19

10420 011599

 

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Contents Bunn Warranty ContentsIntroduction User Notices Plumbing Requirements Electrical RequirementsElectrical Hook-Up Draining the Dispenser CleaningWall Mounted Installation Initial SET-UPProblem Probable Cause Remedy TroubleshootingTroubleshooting Problem Probable Cause Dispenser is making unusual noises Water boils continuously Temperature controlLime build-up Deposits. Delime as requiredComponent Access ServiceLocation Liquid Level Control Flow ChartsGeneral This system controls the liquid level and water tem Liquid Level Control Test Procedure Service Electronic ControlsProblem Boils Excessively Fills Cup Service Electronic Controls Wiring Connections 5A. to Increase the Temperature AdjustmentsTest Procedure Service Limit ThermostatLocation Limit thermostat is located on the tank lid Switch Service Safety Overflow SwitchSolenoid Valve Service Solenoid ValveLocation Tank heater is located in the tank lid Service Tank HeaterCheck for continuity across the tank heater termi- nals Volts a C Wiring DiagramsVolts a C Wiring Diagrams Schematic Wiring Diagram H5E

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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