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Bunn ITCB User Manual

Bunn ITCB
79 pages
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OPERATING & SERVICE MANUAL
ITCB
ITCB-DV
Infusion Series
®
BUNN-O-MATIC CORPORATION
POST OFFICE BOX 3227
SPRINGFIELD, ILLINOIS 62708-3227
PHONE: (217) 529-6601 FAX: (217) 529-6644
36748.0000F 07/06 ©2004 Bunn-O-Matic Corporation www.bunn.com

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Bunn ITCB Specifications

General IconGeneral
BrewWISEYes
Hot Water FaucetYes
CategoryCoffee Maker
ManufacturerBunn
ModelITCB

Summary

Commercial Product Warranty

Warranty Terms and Conditions

Details warranty coverage for equipment, circuit boards, compressors, and grinding burrs.

Introduction

Brewer Capabilities and Features

Describes the brewer's ability to brew tea and coffee with various features.

User Notices and Safety

Electrical Safety Precautions

Warns against overloading circuits, ensuring proper grounding, and keeping combustibles away.

Decanter Handling Warning

Advises on discarding cracked or damaged decanters and handling hot contents.

Internal Component Safety

Caution against removing covers due to risk of electric shock and user-serviceable parts.

User Notices (Continued)

Voltage and Cord Replacement

Information on voltage selection and replacement of power supply cords.

Hot Liquid Warnings

Warnings about hot liquid and removing the funnel slowly.

Electrical Requirements

Electrical Service Requirements

Specifies requirements for 120V, 120/208V, 120/240V, and 200/230V AC single-phase models.

Electrical Hook-Up Procedure

Step-by-step guide for connecting the brewer to the power source, including cord specifications.

Plumbing Requirements

Plumbing Hook-Up

Instructions for connecting the brewer to a cold water system with specific pressure requirements.

Tank Drain Procedure

Steps for draining the brewer's tank, including hose and clamp operations.

Operating Controls Overview

Control Panel Button Functions

Explains the function of each button: ON/OFF, PROGRAMMING, BREW A/B/C, BATCH SELECTOR, etc.

Display and Sensing Coil

Describes the function screen and the funnel sensing coil.

Initial Set-Up Procedure

Brewer Setup Steps

Step-by-step guide for inserting funnel, connecting power, and heating water.

Altitude and Temperature Chart

Chart showing boiling points of water at different altitudes and recommended temperatures.

Viewing Assigned Recipes and Asset Number

Instructions to view recipe assignments and the machine's asset/serial number.

Brewing Procedures

Tea Brewing Instructions

Detailed steps for brewing tea, including filter, tea leaves, and batch selection.

Coffee Brewing (Without Smart Funnel)

Steps for brewing coffee without a smart funnel, including filter and grounds.

Coffee Brewing (With Smart Funnel)

Steps for brewing coffee using a smart funnel and grinder.

Cleaning and Maintenance

Daily Cleaning Instructions

Procedures for cleaning the brew funnel, sprayhead, and server daily.

Sprayhead Cleaning Tool Usage

Instructions on using the sprayhead cleaning tool for mineral deposits.

Glossary of Terms

Brewing Terminology

Definitions for terms like AD CARD, BREW LOCKOUT, DRIP TIME, ENERGY SAVINGS MODE.

Programming and System Terms

Definitions for FUNNEL SENSING COIL, MANUAL PULSE BREW SETUP, MASTER TEMP.

Glossary of Terms (Continued)

Recipe and Alert Terms

Definitions for RECIPE, RECIPE CARD, SANITATION MODE, WARNING TIME.

Brewer Programming Overview

Programming Switches

Describes the five hidden programming switches used for setup and navigation.

Programming Section Index

Lists various programming functions and their corresponding page numbers.

Programming the Brewer

Programming Levels and Notes

Explains the two programming levels and important notes for setup.

Programming Lockout Switch

Details the function of the lockout switch to prevent unauthorized setting changes.

Programming Functions Flow Chart

Level 1 Programming Functions

Outlines the flow for Level 1 programming, starting with Brew Lockout.

Level 2 Programming Functions

Shows the flow for Level 2 programming, covering various settings like language, units, and recipes.

Brew Lockout Function

Setting Brew Lockout

Procedure to enable or disable brewing based on water temp.

Setting Brewer Language

Language Selection Procedure

Steps to select the display language for the brewer.

Setting Display Units

Units Selection Procedure

Choosing between Metric and English units for numeric settings.

Reviewing and Modifying Recipes

Recipe Review Process

Steps to view and modify brew settings for tea and coffee recipes.

Recipe Creation/Modification Logic

Flowchart for deciding whether to modify an existing recipe or create a new one.

Assigning Recipes to Brew Buttons

Assign Recipe Procedure

How to assign standard or saved recipes to Brew A, B, and C buttons.

Disabling a Brew Switch

Steps to disable a brew button if a recipe is not needed.

Setting New Coffee Recipes (Smart Funnel/Grinder)

Recipe Setup Flowchart

Diagram illustrating the process of setting new coffee recipes using a smart funnel and grinder.

Setting Coffee Recipes (Smart Funnel/Grinder)

Recipe Setting Procedure

Detailed steps for setting brew volumes, pulse brew times, and drip out times.

Recipe Storage Full Message

What to do when the recipe storage area is full and how to remove a recipe.

Loading Recipes via Recipe Card

Programming with Recipe Card

Instructions for loading coffee names and brew settings using a recipe card.

Setting No-Name Coffee Recipe

Procedure for programming the No-Name Coffee recipe when not using a smart funnel or recipe card.

Managing Recipes (No Smart Funnel/Grinder)

Recipe Viewing and Saving

How to view, save, or quit recipe setup when not using smart funnel/grinder.

Modifying Tea Recipes: Brew Volume

Adjusting Brew Volume (Tea)

How to adjust the tea concentrate volumes for each batch size.

Disabling a Batch Size

Procedure to disable a specific batch size for a tea recipe.

Modifying Tea Recipes: Dilution Volume

Adjusting Dilution Volume (Tea)

How to adjust the dilution water volumes for each batch size.

Modifying Tea Recipes: Dilution Delay

Adjusting Dilution Delay Time

How to adjust the timing for the start of dilution water dispense.

Setting Pulse Brew Parameters

Pulse Brew Overview

Explains the pulse brew feature for fine-tuning flavor profiles.

EASY Pulse Brew Method

Describes setting pulse brew using automatic calculation of timing.

MANUAL Pulse Brew Method

Describes setting pulse brew by manually entering specific timing parameters.

Setting Pulse Brew (EASY Method)

EASY Pulse Brew Setup Steps

Step-by-step guide for configuring the EASY Pulse Brew method.

Setting Pulse Brew (MANUAL Method)

MANUAL Pulse Brew Setup Steps

Step-by-step guide for configuring the MANUAL Pulse Brew method.

Pulse Brew Setup Flow Chart

EASY Pulse Brew Flow

Visual flow chart for setting up the EASY Pulse Brew method.

Setting Drip Time

Drip Time Adjustment

How to adjust the time from sprayhead shut-off to funnel emptying.

Modifying Coffee Recipes: Brew Volume

Adjusting Brew Volume (Coffee)

How to adjust the brew volumes for each batch size for coffee recipes.

Setting Pulse Brew for Coffee

Pulse Brew Overview (Coffee)

Explains pulse brew for fine-tuning coffee flavor profiles.

EASY Pulse Brew (Coffee)

Details the EASY Pulse Brew method for coffee.

MANUAL Pulse Brew (Coffee)

Details the MANUAL Pulse Brew method for coffee.

Setting EASY Pulse Brew for Coffee

EASY Pulse Brew Setup (Coffee)

Step-by-step guide for setting up EASY Pulse Brew for coffee recipes.

Setting MANUAL Pulse Brew for Coffee

MANUAL Pulse Brew Setup (Coffee)

Step-by-step guide for setting up MANUAL Pulse Brew for coffee recipes.

Pulse Brew Setup Flow Chart (Coffee)

MANUAL Pulse Brew Flow (Coffee)

Visual flow chart for setting up MANUAL Pulse Brew for coffee.

Setting Drip Time for Coffee Recipes

Drip Time Adjustment (Coffee)

How to adjust drip time for coffee recipes.

Setting Master Temperature

Master Temperature Adjustment

Procedure to adjust the brew water and hot water faucet temperatures.

Setting Ready Temperature Degree

Ready Degree Adjustment

How to set the minimum allowable temperature to start a brew cycle.

Enabling and Managing Advertisements

Enable/Disable Ads Procedure

How to choose whether to display advertising messages on the brewer.

Writing a New Advertisement

Steps to write and save a new ad message for the brewer display.

Loading New Advertisements

Read in New Ad Procedure

How to load a new advertisement using an AD CARD.

Enabling Sanitation Alerts

Sanitation Alert Setup

How to enable sanitation alerts and set the time before an alert is displayed.

Enabling Energy Saver Mode

Energy Saver Mode Setup

How to enable energy saving and set idle time for heaters.

Enabling Freshness Timer

Freshness Timer Setup

How to enable the Freshness Alert and set expiration times for different beverages.

Refill Circuit Sensitivity Adjustment

Refill Sensitivity Setup

How to adjust the sensitivity of the refill circuit for different water conditions.

Sprayhead Flow Rate Setting

Sprayhead Flow Rate Adjustment

How to view or enter the actual flow rate of the sprayhead.

Dilution Nozzle Flow Rate Setting

Dilution Flow Rate Adjustment

How to view or enter the actual flow rate of the dilution nozzle.

Calibrating Sprayhead Flow Rate

Sprayhead Calibration Procedure

Steps to calibrate the sprayhead flow rate using a graduated container.

Calibrating Dilution Flow Rate

Dilution Calibration Procedure

Steps to calibrate the dilution flow rate using a graduated container.

Brew Counters and Statistics

Viewing and Resetting Brew Counters

How to track total brews and brews per button, and reset counters.

Setting Recipe Temperatures

Recipe Temperature Adjustment

How to set individual temperatures for specific recipes, overriding Master Temp.

Entering Machine Asset Number

Asset Number Entry

How to enter the machine's asset number for tracking purposes.

Entering Service Contact Number

Service Number Entry Procedure

How to enter a service contact telephone number that displays with fault messages.

Service Tools: Testing Components

Testing Brewer Outputs

Procedures to test components like brew valve, dilution valve, tank heater relay, and triac.

Service Tools Flow Chart

Component Test Flow

Visual flow for testing various brewer components and outputs.

Service Tools: Testing Switches

Switch Testing Procedure

How to test the functionality of all brewer switches.

Service Tools: Testing Coil Frequency

Coil Frequency Test

Procedure to test the frequency of the sensor coil circuit for diagnostic purposes.

Restoring Factory Defaults

Factory Defaults Procedure

Steps to erase all entered settings and restore factory default values.

Factory Default Values: Tea Recipes

Tea 1 Recipe Defaults

Default settings for Tea 1 recipe including brew, dilution, pulse, and drip times.

Tea 2 Recipe Defaults

Default settings for Tea 2 recipe including brew, dilution, pulse, and drip times.

Tea 3 Recipe Defaults

Default settings for Tea 3 recipe including brew, dilution, pulse, and drip times.

Factory Default Values: Other Recipes/Settings

Hot Tea Recipe Defaults

Default settings for Hot Tea recipe including brew, pulse, and drip times.

Iced Coffee Recipe Defaults

Default settings for Iced Coffee recipe including brew, dilution, pulse, and drip times.

No-Name Coffee Recipe Defaults

Default settings for No-Name Coffee recipe including brew, pulse, and drip times.

General Default Settings

Default values for Master Temp, Ready Temp, Ads, Sanitation, Energy Saver, and Freshness Timer.

Troubleshooting Guide

General Troubleshooting Advice

General guidelines for troubleshooting and contacting service.

Electrical Servicing Warning

Warnings regarding caution, unplugging, and protective shields during electrical servicing.

Troubleshooting: Brewer Performance

Temperature and Fill Time Issues

Causes and remedies for low temperature, long heating, and long fill times.

Sensor and Operation Issues

Addresses issues with temperature sensor range, connections, shorts, and equipment not operating.

Troubleshooting: Brew Cycle Start

Brew Cycle Not Starting Causes

Probable causes and remedies for the brew cycle not initiating.

Troubleshooting: Refill and Fill Time

Automatic Refill Issues

Causes and remedies for automatic refill failure or long fill times.

Troubleshooting: Refill Valve and Control Board

Refill Valve and Control Board Issues

Addresses refill valve continuity, stuck coils, and control board problems.

Troubleshooting: Continuous Water Flow

Continuous Water Flow Causes

Causes and remedies for water flowing into the tank continuously when power is removed.

Troubleshooting: Water Heating Issues

Heating Time Too Long Causes

Addresses limit thermostat, temperature probe, and toggle switch issues related to heating.

Troubleshooting: Tank Heater and Control Board

Tank Heater and Control Board Issues

Troubleshooting for tank heaters and control board failures affecting heating time.

Troubleshooting: Dilution Cycle

Dilution Cycle Start Issues

Causes and remedies for the dilution cycle not starting, including valve, recipe, and strainer.

Troubleshooting: Spitting and Dripout

Spitting or Steaming Causes

Addresses lime buildup, temperature probe, and control board issues causing spitting or steaming.

Dripout Time Too Long Cause

Cause for dripout time being too long, related to funnel tip cleaning.

Troubleshooting: Beverage Level Consistency

Inconsistent Beverage Level Causes

Causes and remedies for inconsistent beverage levels in server/dispenser.

Troubleshooting: Overflow and Dripping Issues

Overflow and Dripping Causes

Addresses dripping sprayhead, overflowing filter, and overflowing server.

Troubleshooting: Beverage Quality

Weak Beverage Causes

Causes and remedies for weak beverage, including filter, coffee/tea quantity, sprayhead, and water temperature.

Troubleshooting: Unusual Brewer Noises

Unusual Noise Causes

Causes and remedies for the brewer making unusual noises, related to solenoids, plumbing, and tank heaters.

Schematic Wiring Diagram (ITCB-DV)

ITCB-DV Wiring Components

Diagram showing connections for limit thermostat, funnel sensor, solenoids, and control panel.

Schematic Wiring Diagram (ITCBА, ITCBВ)

ITCBА/ITCBВ Wiring Components

Diagram showing wiring for ITCBА and ITCBВ models, including tank heaters and solenoids.

Schematic Wiring Diagram (ITCB-C-DV)

ITCB-C-DV Wiring Components

Diagram showing wiring for ITCB-C-DV model, including selector switch and tank heaters.

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