1. Introduction
This instruction manual provides essential information for the safe and efficient operation, installation, and maintenance of your BUNN ICB-DV Automatic Coffee Brewer, Model 53100.0000. This commercial-grade brewer is designed for high-volume coffee preparation, featuring Infusion Series technology with multiple brew buttons and batch sizes for versatile brewing. Its dual voltage capability allows operation at either 120V (15A) or 120/208V-240V (20A), making it adaptable to various electrical environments. Please read this manual thoroughly before operating the appliance.

Figure 1: Front view of the BUNN ICB-DV Automatic Coffee Brewer, showcasing its stainless steel finish and control panel.
2. Important Safety Information
Always adhere to the following safety precautions to prevent injury or damage to the appliance. This brewer is designed for commercial use and must be installed and operated by qualified personnel.
- Electrical Hazard: This appliance operates on high voltage. Ensure proper grounding and electrical connection according to local codes. Disconnect power before servicing. The unit can operate at 120V (15A) or 120/208V-240V (20A). Verify the correct voltage setting for your installation.
- Hot Surfaces: The brewer and its components, especially the brew funnel and spray head, become extremely hot during operation. Avoid direct contact with hot surfaces. Use handles and knobs provided.
- Hot Liquid: Exercise extreme caution when handling hot coffee or water. Splashing of hot liquid can cause severe burns.
- Installation: Installation must be performed by a qualified technician in accordance with all applicable electrical and plumbing codes.
- Maintenance: Only authorized service personnel should perform maintenance beyond routine cleaning.
- Intended Use: Use this appliance only for its intended purpose of brewing coffee. Any other use may result in hazards.
- Certifications: This product is NSF and UL certified, indicating compliance with public health and safety standards.
3. Setup and Installation
3.1 Unpacking
Carefully remove the brewer from its packaging. Inspect the unit for any shipping damage. Retain packaging materials for future transport or storage.
3.2 Placement
Place the brewer on a stable, level surface capable of supporting its weight (approximately 46.9 pounds). Ensure adequate clearance around the unit for ventilation and access. The dimensions of the brewer are approximately 22 inches (depth) x 10 inches (width) x 26.8 inches (height).
3.3 Electrical Connection
The ICB-DV brewer is designed for dual voltage operation. It can be configured for 120V (15 Amp) or 120/208V-240V (20 Amp) electrical service. A qualified electrician must perform the electrical connection and ensure the unit is properly grounded according to all local and national electrical codes.
3.4 Water Connection
Connect the brewer to a potable cold water supply with a shut-off valve. Ensure water pressure is within the recommended range (typically 20-90 psi). A water filter system is highly recommended to protect the brewer from scale buildup and improve coffee quality.
3.5 Initial Start-Up and Flushing
After electrical and water connections are complete, turn on the water supply and power to the brewer. Allow the tank to fill and heat. Perform several flush cycles with hot water through the brew funnel to clean the internal components before initial coffee brewing.
4. Operating Instructions
4.1 Control Panel Overview
The brewer features a digital display and three brew buttons. The display provides status information, while the buttons initiate brewing and allow for menu navigation.
4.2 Brewing Coffee
- Ensure the brew funnel is empty and clean. Place a BUNN coffee filter into the funnel.
- Add the desired amount of ground coffee to the filter. The brewer supports two batch sizes.
- Slide the brew funnel into the funnel rails until it is securely in place.
- Place an empty coffee server or dispenser beneath the brew funnel. (Note: Servers and dispensers are sold separately).
- Select the desired brew button (1, 2, or 3) to start the brewing cycle. The digital display will indicate the brewing status.
- Once brewing is complete, carefully remove the brew funnel and discard the used coffee grounds and filter.

Figure 2: The BUNN ICB-DV brewer positioned in a commercial kitchen environment, ready for operation.
4.3 Energy-Saver Mode
The brewer features an energy-saver mode to reduce power consumption during periods of inactivity. Refer to the digital display menu for instructions on activating and deactivating this feature.
5. Maintenance and Cleaning
Regular cleaning and maintenance are crucial for optimal performance and longevity of your BUNN brewer. Always disconnect power before cleaning.
5.1 Daily Cleaning
- Exterior: Wipe down the stainless steel exterior with a damp cloth and mild detergent. Do not use abrasive cleaners or scouring pads.
- Brew Funnel: Wash the brew funnel and spray head assembly with warm, soapy water after each use. Rinse thoroughly.
- Drip Tray: Empty and clean the drip tray regularly to prevent overflow and maintain hygiene.
5.2 Descaling (Periodically)
Mineral deposits (scale) can build up inside the brewer over time, affecting performance. The frequency of descaling depends on water hardness. Use a commercial descaling solution specifically designed for coffee brewers, following the manufacturer's instructions. Rinse the brewer thoroughly after descaling to remove all solution residues.
5.3 Spray Head Cleaning
The multidirectional Peak Extraction spray head should be periodically inspected for mineral buildup or clogs. Remove the spray head and clean any orifices with a small brush or pin. Ensure it is reinstalled correctly for proper water distribution.
6. Troubleshooting Guide
This section provides solutions to common operational issues. For problems not listed here, or if issues persist, contact BUNN customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Brewer does not turn on. | No power supply; circuit breaker tripped. | Check power cord connection. Reset circuit breaker. Verify correct voltage. |
| No water dispensing during brew cycle. | Water supply off; clogged water line; empty tank. | Ensure water supply valve is open. Check for kinks in water line. Allow tank to fill and heat. |
| Coffee brews too slowly or overflows. | Clogged spray head; incorrect grind size; too much coffee. | Clean spray head. Use appropriate coffee grind. Do not overfill brew funnel. |
| Weak or poor-tasting coffee. | Incorrect coffee-to-water ratio; stale coffee; mineral buildup. | Adjust coffee dosage. Use fresh coffee. Perform descaling procedure. |
7. Product Specifications
| Feature | Detail |
|---|---|
| Brand | BUNN |
| Model Number | 53100.0000 |
| Product Dimensions | 22 x 10 x 26.8 inches (Depth x Width x Height) |
| Item Weight | 46.9 pounds |
| Electrical Requirements | 120V (15 Amp) or 120/208V-240V (20 Amp) |
| Coffee Maker Type | Drip Coffee Machine |
| Special Feature | Dual Voltage, Infusion Series Technology, Digital Display, Energy-Saver Mode |
| Included Components | Filter, Sprayhead, Brew Buttons (Servers and dispensers sold separately) |
| Exterior Finish | Stainless Steel |
| Certifications | NSF, UL |
8. Warranty and Customer Support
For detailed warranty information, please refer to the documentation provided with your purchase or visit the official BUNN website. If you require technical assistance, parts, or service, please contact BUNN customer support.
You can find more information and contact details on the BUNN Store on Amazon.
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