Bunn TB3Q-LP Drip-out time too long Funnel Tip, Ticles clogging the drip-out tip, Closed, See

Page 12

TROUBLESHOOTING (cont.)

PROBLEM

Consistently high or low beverage level in the dispenser

Spitting or excessive steaming

PROBABLE CAUSE

1. Strainer/Flow Control (.750GPM)

1. Lime Build-up

CAUTION - Tank and tank compo- nents should be delimed regularly depending on local water condi- tions. Excessive mineral build-up on stainless steel surfaces can ini- tiate corrosive reactions resulting in serious leaks.

REMEDY

(A)Direction of flow arrow must be pointing upwards in the brewer.

(B)Remove the strainer/flow con- trol and check for obstructions. Clear or replace.

Inspect tank assembly for excessive lime deposits. Delime as required.

 

2.

Control Thermostat

Refer to Service - Control Thermo-

 

 

 

stat for testing procedures. See

 

 

 

page 19

Drip-out time too long

1. Funnel Tip

The brew funnel should be cleaned

 

 

 

thoroughly before each brew cycle

 

 

 

to lessen the chance of tea leaf par-

 

 

 

ticles clogging the drip-out tip.

Sweetener is not working

1.

Sweetener box is empty

Check the Sweetener box to make

 

 

 

sure it is not out of product.

 

2. Flow Adjustment screw is closed

Check the Flow Adjustment screw

 

 

 

to make sure the valve has not

 

 

 

closed.

 

3.

Solenoid is defective

Refer to Service -Sweetener Sole-

 

 

 

noid Valve for testing procedures.

 

 

 

See page 24.

 

4.

The Pump is defective

Check the manufacturers warranty

 

 

 

for additional information on test-

 

 

 

ing and replacement of a defective

 

 

 

pump.

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37236 050305

 

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Contents TB3Q TB3Q-LP Phone 217 529-6601 FAX 217Contents BUNN-O-MATIC Commercial Product WarrantyIntroduction User Notices #37881.0000#06064.0000 #32540.0000Electrical Requirements Plumbing RequirementsProceed as follows Electrical Hook-UpInitial SET-UP Centrate Machines will Yield only 76 OZAuto Sweetener SET-UP Adjusting Brew Volumes Cleaning Auto Sweetener CleaningOperating Controls TEA Brewing Troubleshooting Problem Probable Cause RemedyTroubleshooting ProblemProbable Cause RemedyDrip-out time too long Funnel Tip Ticles clogging the drip-out tipSweetener is not working Sweetener box is empty Sure it is not out of productBrew Timer Dripping from sprayheadSyphon System Lime Build-up Beverage overflows dispenser Brew Solenoid ValveProblem Probable Cause Remedy Service Component AccessService Test Procedures Disconnect the brewer from the power sourceBrew Solenoid Valve Solenoid valveDigital Brew Timer If voltage is as described, proceed to #7Service Digital Brew Timer Digital Timer WiringControl Thermostat Control ThermostatRemove the blue/black wire from the limit ther- mostat Limit ThermostatON/OFF Switch Refer to when reconnecting the wires LocationSwitch terminals On the switch terminalStart Switch Start SwitchUNSWEET/OFF/SWEET Switch Sweetner Option Sweetner Solenoid Valve Sweetner Solenoid ValveTank Heater Volts AC Wire Single Phase Volts ACSchematic Wiring Diagram TB3QA
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TB3Q, TB3Q-LP 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.
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