Bunn H5X Water boils continuously Temperature control, Lime build-up, Dispenser is making unusual

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TROUBLESHOOTING (cont.)

 

 

 

Problem

Probable Cause

Remedy

Water boils continuously.

1.

Temperature control

Refer to Service – electronic controls for

 

 

 

testing procedures.

 

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 1.

Plumbing lines

noises.

 

3.

Water supply

Ready indicator will not light.

1.

Temperature control

 

2.

Ready Indicator LED

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.

Replace the indicator LED.

6

42311 071310

 

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Contents H10X/H5X H5E/DV PC H5 Element Phone 217 529-6601 FAX 217BUNN-O-MATIC Commercial Product Warranty Contents Flashes Description of Failure Fault CodesProblem RemedyProblem Probable Cause Remedy Lime build-up Water boils continuously Temperature controlNoises Water supply Ready indicator will not light Deposits. Delime as requiredComponent Access H5E/DV-PC/X Component Access H10XElectronic Controls ServiceLiquid Level Control Flow Charts LocationService Electronic Controls Liquid Level Control Test ProcedureService H5X Thermostat Replace the electronic control board Service Limit Thermostat Location Limit thermostat is located on the tank lidService Safety Overflow Switch Safety Overflow WiringService Solenoid Valve Late Models If voltage was present as described, proceed to #5Service Solenoid Valve Early Models Service Tank Heater Location Tank heater is located in the tank lidCheck for continuity across the tank heater termi- nals Service Steam Sensor Thermistor Thermistor PositionRemoval and Replacement Service Dispense Valve PC OnlyTest Procedures Location Dispense Valve is located behind control panel120/240V AC 3 Wire + GND Early H5E, H5X, H10X Install jumper thru ver120V AC 2 Wire + GND 120/208V AC 3 Wire + GND Single Phase230V AC 2 Wire + GND Schematic Wiring Diagram H5E-PCSchematic Wiring Diagram H5-PCWire + GND Schematic Wiring Diagram H5E/H5X Schematic Wiring Diagram H5XA, H5EA CE RelaySchematic Wiring Diagram H5 Element Single Phase
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DV, H5E, H5X specifications

The Bunn H5E and H5X coffee machines represent a leap forward in brewing technology, specifically tailored for commercial use. Both models focus on delivering high-quality coffee while maximizing efficiency, making them ideal choices for busy cafés and restaurants.

The Bunn H5E features a unique 5-liter dual tank system, which allows for faster brewing times and reduces wait periods for customers. This dual tank setup facilitates the simultaneous preparation of multiple coffee types, catering to a diverse clientele. The H5X, on the other hand, is equipped with advanced electronic controls that permit precise temperature adjustments to ensure that the ideal brewing conditions are maintained, enhancing flavor extraction.

One of the standout features of both models is the patented BrewOptimized Technology. This technology helps maintain optimal water temperature and consistent flow rates throughout the brewing process, ensuring that each cup of coffee meets the high standards expected in commercial settings. Additionally, the units utilize a patented stainless steel brew basket that enhances durability and simplifies cleaning, making maintenance less of a chore for busy staff.

Another significant characteristic of the H5E and H5X is their programmable settings, which allow operators to customize brewing parameters according to their specific preferences or customer needs. This flexibility means that establishments can experiment with various coffee profiles, ensuring that they serve only the best products to their patrons.

Safety is also a priority in the design of these machines. The H5E and H5X come equipped with built-in safety features such as automatic shut-off and thermal overload protection, which help to prevent accidents and enhance longevity. Moreover, their compact design allows for easy installation in a variety of settings, whether it's a small coffee stand or a large restaurant operation.

Both the Bunn H5E and H5X models are energy-efficient, with features that minimize power consumption without compromising performance. This focus on sustainability not only helps reduce overhead costs but also appeals to environmentally conscious consumers.

In summary, the Bunn H5E and H5X coffee machines are engineered for high performance, reliability, and versatility. With features designed to provide quick, quality coffee while ensuring ease of operation and maintenance, these machines are ideal for any establishment that takes its coffee seriously. Whether you’re brewing for a crowd or crafting specialty drinks, the H5E and H5X stand ready to deliver excellent results every time.