Bunn TB6Q manual TB3/TB6 Series, Phone 217 529-6601 FAX 217

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TB3/TB6 Series

Including: TB3; TB3-LP;

TB3Q; TB3Q-LP; TB6; TB6Q

STARTING WITH SERIAL NUMBER: TU00020000

SERVICE & REPAIR MANUAL

BUNN-O-MATIC CORPORATION

POST OFFICE BOX 3227

SPRINGFIELD, ILLINOIS 62708-3227

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

41722.0000A 07/09 ©2009 Bunn-O-Matic Corporation

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Contents Phone 217 529-6601 FAX 217 TB3/TB6 SeriesBUNN-O-MATIC Commercial Product Warranty Contents Brew cycle will not start No water Probable Cause RemedyTo the brewer Brew cycle will not start Water is not hot ProblemProbable Cause Control Thermostat Tank HeaterSurfaces can initiate corrosive Inconsistent beverage levelReactions resulting in serious LeaksSpitting or excessive steaming Dripping from sprayhead Refer to Service Timer for test- ing proceduresBeverage overflows dispenser Funnel Brewer is making unusal noises Dry coffee grounds remainPlumbing Lines Water Supply Brewer is making unusal noises Tank Heater Problem Probable Cause RemedyCont Tank heater Control Thermostat Component AccessLocation Control thermostat is located in the hood Adjust the control thermostat as required Disconnect the control thermostat wiresLimit Thermostat Remove all wires from limit thermostat termi- nalsTank Heater Disconnect the brewer from the power supply1680W-120V 1680W-100V 1680W-230V 29.0 33.7 Refer to -2 when reconnecting the wires Lighted ON/OFF Switch TB3/TB3QOrange light Through four when the switch is in the oposite Position Switch is located on the front control panelSwitch If continuity is present as described, replace the wires37080.0001to T. Stat Start SwitchesInlet Valves BREW/DILUTION Timer TB3 & TB6 Triacs TH-1/MV-1 Brew solenoid TH-2/MV-2 Dilution solenoid BREW/DILUTION Timer TriacsTerminals ½ batch connector Digital Brew Timer TB3Q & TB6QWhite Red Neutral L2 Triacs MV-2 Brew solenoid output MV-1 Line Digital Timer TriacsVolts AC Wire Single Phase Schematic Wiring Diagram TB3QSchematic Wiring Diagram TB3, TB3B, TB3-LP Schematic Wiring Diagram TB3Q Schematic Wiring Diagram TB3Q W/SWEETENER & Empty BAG Detect Schematic Wiring Diagram TB6 Schematic Wiring Diagram TB6Q
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TB6Q, TB6 specifications

The Bunn TB6Q, TB3-LP, TB6, TB3Q, and TB3Q-LP coffee brewers are a popular series of commercial machines designed for high efficiency and optimal performance in busy environments such as cafes, restaurants, and offices. These machines are crafted with a focus on quality, dependability, and advanced brewing technology to deliver a superior coffee experience.

One of the standout features across the Bunn TB series is the ability to brew large quantities of coffee quickly. The TB6Q, for instance, can brew up to 6 gallons of coffee per hour. This high volume brewing capability ensures that establishments can keep up with demand, especially during peak hours. Additionally, the machines come with a unique design that incorporates a pre-infusion feature, allowing for the coffee grounds to be evenly saturated before brewing begins, enhancing the flavor extraction process.

The TB3-LP model is designed for low-profile applications where counter space may be limited. Despite its compact design, it still offers impressive performance, brewing up to 3.8 gallons per hour. The low-profile feature makes it an ideal choice for settings that require efficiency and space optimization without compromising on the quality of the brew.

Another notable member of the series, the TB3Q and TB3Q-LP, feature a quick brew ratio, allowing users to brew up to 3 gallons of coffee in just a few minutes. These models are equipped with easy-to-use controls for simplified operation, making them perfect for staff training and user accessibility.

All models in the TB series include a hot water faucet, allowing users to dispense hot water for tea or other hot beverages quickly. This versatility adds significant value, especially in multi-beverage settings.

Regarding durability, the Bunn TB series is constructed with high-quality materials, ensuring longevity and reliability. The machines also feature internal components that are easy to access for maintenance, thus reducing downtime and improving the overall efficiency of the machine.

In terms of technology, these brewers often incorporate advanced diagnostics to promptly identify service needs or issues. The machines come with a precise brewing temperature control system that ensures each cup is brewed at the optimal temperature for maximum flavor extraction.

Overall, Bunn's TB6Q, TB3-LP, TB6, TB3Q, and TB3Q-LP coffee brewers represent the culmination of advanced brewing technology and practical design for commercial coffee solutions. Their efficiency, quality, and ease of use make them a staple in many establishments, solidifying Bunn's reputation as a leader in the coffee brewing industry.