Bunn ITCB-DV manual Schematic Wiring Diagram ITCB-C-DV

Page 79

SCHEMATIC WIRING DIAGRAM ITCB-C-DV

L1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GRN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N L2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SELECTOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LIMIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SWITCH

 

 

WHI-14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TANK HEATER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

THERMOSTAT

BLU-14

BLK-14

 

BLU-14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TANK HEATER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK-14

 

 

1425W

 

 

 

 

 

 

 

 

 

 

 

 

 

WHI/VIO-14

 

 

 

 

RED-14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1800W

 

 

 

BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VIO

FUNNEL SENSOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J1-1

 

 

1

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

J1-2

WHI/VIO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

COM

BLU-14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N

BLK-14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N.O.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

WHI/VIO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WHI/VIO

 

 

 

 

 

DILUTION

 

 

 

 

 

WHI

R

J17-1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SOL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DISPENSE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L

 

 

 

WHI/GRN

 

 

 

 

 

 

 

 

WHI/GRN

 

 

 

SOL

 

 

 

 

 

 

 

 

 

 

 

 

 

WHI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P

 

 

 

WHI/BLU

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WHI/BLU

 

 

 

REFILL

WHI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SOL

J17-5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RBLK

D

J17-10

WHI

 

WHI

 

 

J17-14

 

 

 

J15-1

 

 

 

 

 

TRANSFORMER

 

 

 

10VA

 

J15-5

 

 

 

J13-1

 

WHI

 

 

BLK

LEVEL

 

 

 

 

PNK

 

 

PROBE

 

 

 

J3-1

 

GRN

 

 

 

 

t

J3-5

J3-8

1CONTROL PANEL ASSY

J2-1

 

BREW

PROG L

 

 

A

 

J2-5

 

 

 

 

 

 

BREW

PROG R

 

 

C

 

 

 

 

J2-10

HALF

FULL

 

 

 

J2-15

BREW

ON/OFF

HALF

B

 

 

 

 

 

FULL

J2-20

 

 

ON/OFF

 

 

 

J2-22

STATIC

 

 

SHIELD

 

 

 

 

 

 

22

 

 

J16-1

 

 

GRN

 

 

 

 

WHI

 

 

 

 

 

 

 

 

RED

 

J16-5

 

 

BLK

 

 

 

 

 

J18-1

 

 

 

 

 

 

 

 

 

 

 

 

 

J9-1

MEMORY

BOARD

120V AC 2 WIRE

120/208V AC 3 WIRE 120/240V AC 3 WIRE SINGLE PHASE

J9-7

Page 79

36748 111904

 

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Contents Phone 217 529-6601 FAX 217 Post Office BOX SPRINGFIELD, IllinoisBUNN-O-MATIC Commercial Product Warranty Dual Voltage Machine IntroductionVolt Machine User Notices 0 7IRE .$  #29710.0009 Ptional &IELD 7IRING0 7IRE .$  #29710.0010 A separate conductor For earth ground Dual Volt Toggle Switch Electrical HOOK-UPElectrical Requirements Conductor for earth groundPlumbing Hook UP Plumbing RequirementsTank Drain Operating Controls Repeat for Brew B and Brew C Make sure the ON/OFF switch is OFF LED will not be litInitial SET-UP Viewing Assigned Recipes & Asset NumberWith a Smart Funnel and G9-2T DBC or MHG Grinder TEA BrewingCoffee Brewing Without a Smart Funnel and G9-2T DBC GrinderMedium CleaningGlossary Glossary Programming Programming SwitchesProgramming Section Screen Programming the BrewerImportant Programming Notes Read Carefully Ready to Brew Water TempProgramming the Brewer Programming Functions Flow ChartProgramming Functions Level Brew Lockout Procedure for setting Brew LockoutProgramming the Brewer Programming Functions Level 2 Procedure for setting LanguageSET Language Units Procedure for setting the UnitsProcedure for reviewing the recipes Review Recipes Modify recipe, set up standard recipesModify Show and Next Assign Recipe Master Temp YES Using a Smart Funnel and a G9-2T DBC or MHG GrinderDONE? Coffee Name Show Quit Save Coffee Name Setup CompleteReady to Brew Water Temp Card Contains Recipe forCoffee Name Modify Show Next Review RECIPES? No YESStored in the brewer’s memory If the brewing information is not correct, or it isBrew OZ XX.X Done + Review Recipes No YESTEA Modify Show Next Recipe Name Modify Show NextBrew OZ Dilute Dely Done +Batches DONE? Water for that particular batch size SET Pulse Brew No YESTea recipe to be modified Read Dilute OZTEA Recipes SET Pulse Brew Setting Pulse Brew Easy Pulse BrewBrew Read Dilute DelyRead Select Method Press and release DONE. The display should read Press and release YES. The display should now read Dilute OZOFF Time 1ST on TimeSET Pulse Brew No YES Select Method Easy Next ManualRead 2 Batches DONE? Setting for the batch size just programmed. AfterOccurs for that batch size StepCoffee recipe to be modified NO-NAME Coffee Modify Show NextSCREEN, press and release the ON/OFF button Last on Time Pre-Infusion to 4 minutes Coffee Recipes SET Pulse BrewRepeat steps 10, 11 Size to display the settings for that batch. After aDirectly to step Read SET Pulse BrewPress and release DONE. The display should read TEA Modify Show Next Pulse Brew Coffee Recipes Drip TimeRepeat steps 8 through Master Temp Using -and +, adjust the brew and faucet tem- peratureUsing -and +, adjust the ready temperature Procedure to set ready temperature Range 2 to 20 F 1 10 CReady Degree Write Enable ADSProcedure to Enable/Disable Ads Procedure to Write an AdCard no Write From the NEW AD? screen, press and release CardEnabl Sanitation Procedure for enabling sanitation Range 0.0 to 72.0 hrsDone Enable EnergysavrProcedure to enable energy savings mode EnableFreshTimerXXX Refill Enable Fresh TimerTimer CoffeeRange 0 to RefillSpray OZ/M Procedure to adjust the sprayhead flow rate set- tingDilute OZ/M Procedure to adjust the dilution flow rate settingCalibrate Spray Quit Start Calibrate FLOW? No YESSpray Head CAL No YES Container READY? Quit YESContainer READY? Quit YES Calibrate FLOW? No YESSpray Head CAL No YES Dilution CAL? No YESBrew COUNTERS? No YES Brew a Xxxx Next ResetBrew B Xxxx Next Reset Brew C Xxxx Next ResetYES SET Recipe TempsTemps ToolsPress and release YES. The display will now read Procedure to enter the asset numberAsset Number Enter Asset #?Service TOOLS? Service NumberProcedure to enter the service number Enter Service #?Following components can be individually tested Brew Valve Service ToolsProcedure to test components and outputs Test SwitchesP2883 36748 Right Hidden To Exit Nothing Pressed Service TOOLS? No YESTest SWITCHES? No YES Test OUTPUTS? No YESQuency DoneDefaults Factory Defaults No YESWill Replace ALL Brew Settings Are YOU SURE? No YES Factory DefaultsTEA 3 Recipe Factory Default ValuesTEA 1 Recipe TEA 2 RecipeNO-NAME Coffee Recipe Factory Default ValuesHOT TEA Recipe Iced Coffee RecipeTroubleshooting Remedy TroubleshootingProblem Probable CauseControl Board Problem Probable Cause RemedyBrew switch Brew valveTank drain clamp Problem Probable CauseAutomatic refill will not operate No water LongAutomatic refill will not operate or Refill valve Check the wiring harnessTo it is secure Water flows into tank continuously Refill valveTing If the left three digit numberHeating Time TOO Long Working order Problem is foundTank heaters Connect a voltmeter acrossObstructions. Clear or replace TionStrainer Direction of flow arrow must be Move the strainer and check forLime buildup Temperature probe Control Board Funnel tip Head for lime buildup Brew volume adjustmentImproper water pressure 90 psi 138 and 620 kPaBrew cycle should be started For proper extractionProper extraction Water temperatureWeak beverage Type of paper filter Coffee or tealeaves Solenoids Remove and clean lime off tank heaters Plumbing lines Water supply Tank heaters Schematic Wiring Diagram ITCB-DV #%-!4#72. $!2!- I4#! I4# Schematic Wiring Diagram ITCB-C-DV
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