Bunn 34766.0000S manual Troubleshooting Dispenser Diagnostics-LCD Display, Possible Cause

Page 27

Troubleshooting (Continued)

Dispenser Diagnostics-LCD Display

Screen Displayed

 

Possible Cause

Troubleshooting Procedures

 

 

 

 

 

 

LF TARGET RPM

1.

The Tube Size selected for the Left

Refer to “Selecting the Correct Pump

TOO HIGH !!

 

Hand Dispenser is too small for the

Tubing” section of the manual.

 

 

 

 

application.

 

 

 

 

 

 

 

 

 

 

 

 

TUBE TOO SMALL

2.

The Ratio selected for the Left Hand

Refer to recommended Dispense Ratio

CHECK DISP RATIO

 

Dispenser is not correct for the

on the product label.

 

 

 

 

application.

 

 

 

 

 

 

 

RT TARGET RPM

1.

The Tube Size selected for the Right

Refer to “Selecting the Correct Pump

TOO HIGH !!

 

Hand Dispenser is too small for the

Tubing” section of the manual.

 

 

 

 

application.

 

 

 

 

 

 

 

 

 

 

 

 

TUBE TOO SMALL

2.

The Ratio selected for the Right

Refer to recommended Dispense Ratio

CHECK DISP RATIO

 

Hand Dispenser is not correct for the

on the product label.

 

 

 

 

application.

 

 

 

 

 

 

 

LF TARGET RPM

1.

The Tube Size selected for the Left

Refer to “Selecting the Correct Pump

TOO LOW !!

 

Hand Dispenser is too large for the

Tubing” section of the manual.

 

 

 

 

application.

 

 

 

 

 

 

 

 

 

 

 

 

TUBE TOO LARGE

2.

The Ratio selected for the Left Hand

Refer to recommended Dispense Ratio

CHECK DISP RATIO

 

Dispenser is not correct for the

on the product label.

 

 

 

 

application.

 

 

 

 

 

 

 

RT TARGET RPM

1.

The Tube Size selected for the Right

Refer to “Selecting the Correct Pump

TOO LOW !!

 

Hand Dispenser is too large for the

Tubing” section of the manual.

 

 

 

 

application.

 

 

 

 

 

 

 

 

 

 

 

 

TUBE TOO LARGE

2.

The Ratio selected for the Right

Refer to recommended Dispense Ratio

CHECK DISP RATIO

 

Hand Dispenser is not correct for the

on the product label.

 

 

 

 

application.

 

 

 

 

 

 

 

LEFT BIB EMPTY!

1.

Concentrate BIB is Empty.

Replace BIB, see loading the Concentrate

 

 

 

2.

BIB Not properly connected.

Check BIB Connector Fittings

REPLACE PRODUCT

3.

Tubing kinked or blocked.

Check Tubing installation

CHECK THRESHOLD

4.

Empty BIB Warning set too high.

Check Threshold, see Field Calibrating

 

 

 

 

 

the Empty BIB Warning

 

 

 

 

 

 

RIGHT BIB EMPTY!

1.

Concentrate BIB is Empty.

Replace BIB, see loading the Concentrate

 

 

 

2.

BIB Not properly connected.

Check BIB Connector Fittings

REPLACE PRODUCT

3.

Tubing kinked or blocked.

Check Tubing installation

CHECK THRESHOLD

4.

Empty BIB Warning set too high.

Check Threshold, see Field Calibrating

 

 

 

 

 

the Empty BIB Warning

 

 

 

 

 

 

27

34766 011604

 

Image 27
Contents Phone 217 529-6601 FAX 217 Post Office BOX SPRINGFIELD, IllinoisBUNN-O-MATIC Commercial Product Warranty Introduction Contents40054.0000 User Notices00656.0001 37881.0000 28181.0003 11646.0002Electrical Requirements Field Wiring Terminal Block DiagramModels without Master ON/OFF Switch Models with Master ON/OFF SwitchPlumbing HOOK-UP Plumbing RequirementsInitial SET-UP Electrical HOOK-UPSetting Dispenser Flow Rate Removing the restrictorsReprogramming the Dispenser Flow Rate Oz/sec 16 I.D. Tubing Selecting the Correct Pump TubingDispense Rate1513 Operating Controls and InterfaceInitial Fill & Heat FlavorGard Feature Rinse Alarm FeatureAlarm Mode Brew Temperature Lockout Feature BIB Empty Lockout FeatureExit 3/16 Programming the DispenserMenu Screen Action Description Tank Temp 351 +0oz + LF Disp VolumeRT Disp Volume Menu Screen Lock Flavor ? Exit YES Flavors LockedCabinet Temp Menu Screen Tank TempExit + Ready TempCAL Left Pump ? Pull Dispense Menu ScreenRinse Time ? 12 Hrs + Action DescriptionCAL Right Side ? Exit YES Menu Screen ActionCAL Right Pump ? Pull Dispenser CAL RT WTR Flow Pull DispenserTest Refill ? Exit YES WTR Start DelayWTR Stop Delay Test LED’S ? No Exit YES Test Switches ?Priming the Concentrate Lines Loading the ConcentrateFilling Cambros or other large containers Operating the Pull & Hold DispenserModels LCA-2 PC, LCA-2C PC, LCA-2A PC Operating the Preset Portion Control DispenserWeekly Sanitizing Cleaning & Preventative MaintenanceGeneral Cleaning and Sanitizing Procedures Daily Rinsing Daily Parts WashingReplacing the Pump Tubing Preventive MaintenanceDraining the HOT Water Tank Troubleshooting Power LED OFFFront Panel LED Display Messages Empty BIB Warning Internal FaultLeft Refill LED on Concentrate BIB is EmptyPossible Cause Troubleshooting Dispenser Diagnostics-LCD DisplayScreen Displayed Possible Cause CHK RPM Sensor CHK Tubing Area Cooler Fault Left Pump FaultCHK Pump Wiring CHK RPM Sensor CHK Tubing Area RT Pump FaultCalibrating the Left Side Dispenser Calibrating the Right Side Dispenser Field Calibrating the Hot Water Flow RateOz/sec 53 ml/sec w/ flow restrictor Oz/sec 74 ml/sec w/o flow restrictorCalibrating The Empty BIB Threshold Field Calibrating the Empty BIB WarningVolts AC 2 Wire Schematic Wiring Diagram LCC-2A/LCA-2A/LCA-2A, PC

34766.0000S specifications

The Bunn 34766.0000S is a commercial-grade coffee maker that stands out for its efficiency and precision in brewing. Designed for high-volume environments such as restaurants, cafes, and offices, this coffee brewer is engineered to deliver a consistent and robust coffee flavor with every brew.

At the heart of the Bunn 34766.0000S is its unique brewing system, which employs a patented technology to optimize extraction. This system ensures that water is heated to the ideal temperature, usually around 200°F, for optimal flavor extraction from coffee grounds. The precise temperature control is essential in commercial settings, where the quality of coffee can significantly affect customer satisfaction.

The Bunn 34766.0000S features a stainless steel construction, which not only enhances its durability but also allows for easy cleaning and maintenance. The sleek design fits comfortably in any kitchen setting, and its compact size makes it suitable for countertops with limited space. With a 12-cup capacity, this machine is capable of producing multiple pots of coffee quickly, ensuring that demand is met during peak hours.

One of the standout features of the Bunn 34766.0000S is its Smart Brew technology. This innovative feature allows for customizable brewing settings, enabling users to adjust brew strength and flavor profiles according to their specific preferences. The machine includes a programmable timer, which can be set for automatic brewing, a significant advantage for businesses that require coffee to be ready at specific times.

Additionally, the Bunn 34766.0000S comes equipped with a built-in water tank, which keeps water at the optimal brewing temperature for instant coffee production. This feature minimizes waiting times and ensures that coffee is always fresh.

In terms of safety, the Bunn 34766.0000S is fitted with an advanced safety shut-off mechanism to prevent overheating and ensure that the machine operates within safe temperature limits. This reliability is crucial for busy establishments where operational efficiency is paramount.

In summary, the Bunn 34766.0000S is an exceptional choice for businesses looking for a dependable, high-quality coffee brewing solution. It combines innovative brewing technologies, user-friendly features, and a robust design to meet the demands of any commercial environment, making it an indispensable tool for serving delicious coffee consistently.