Bunn H5E and H5X Water Heater Service Manual

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H10X/H5X

H5E/DV PC

H5 ELEMENT

With Digital Control Board

SERVICE MANUAL

BUNN-O-MATIC CORPORATION

POST OFFICE BOX 3227

SPRINGFIELD, ILLINOIS 62708-3227

PHONE: (217) 529-6601 FAX: (217) 529-6644

To ensure you have the latest revision of the manual or to obtain the illustrated parts catalog, please visit the Bunn-O-Matic website, at www.bunn.com. This is absolutely FREE, and the quickest way to obtain the latest catalog and manual updates. Contact Bunn-O-Matic Corporation at 1-800-286-6070 to obtain a paper copy of the required Illustrated Parts Catalog mailed via U.S. Postal Service.

42311.0000B 05/11 © 2011 BUNN-O-MATIC CORPORATION

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Contents Phone 217 529-6601 FAX 217 H5E/DV PCBUNN-O-MATIC Commercial Product Warranty 19-23 ContentsFlashes Problem Probable Cause RemedyProblem Probable Cause Noises Water supply Ready indicator will not light Water boils continuously Temperature controlLime build-up Deposits. Delime as requiredComponent Access H10X Component Access H5E/DV-PC/XElectronic Controls Liquid Level Control Flow ChartsLocation Liquid Level Control Test Procedure Service Electronic ControlsService H5X Thermostat Replace the electronic control board Test Procedure Service Limit ThermostatLocation Limit thermostat is located on the tank lid Safety Overflow Wiring Service Safety Overflow SwitchIf voltage was present as described, proceed to #5 Service Solenoid Valve Late ModelsService Solenoid Valve Early Models Location Tank heater is located in the tank lid Service Tank HeaterCheck for continuity across the tank heater termi- nals Thermistor Position Service Steam Sensor ThermistorLocation Dispense Valve is located behind control panel Service Dispense Valve PC OnlySingle Phase 230V AC 2 Wire + GND Wire + GND Schematic Wiring Diagram H5E/H5X Wire + GND 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.