Bunn Infusion ICB/TWIN Programming Manual Download

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Page 21

PROGRAMMING THE BREWER (cont.)

* ENABLE ENERGY SAVER

This function allows the operator to enable the ENERGY

SAVINGS mode function and set the idle time. Once

the set idle time has expired, the operator can choose

to have the heaters

either turn off, or reduce the tank

holding temp to 140° F (60° C).

Procedure to enable energy savings mode:

Range: 0.5 to 24.0 hrs

If enabled, default setting is 140° F (60° C) tank tem-

perature after 4.0 hrs. idle time.

1. Press and hold the right hidden switch until the

display reads SET LANGUAGE. Press and release the

right hidden switch until the display reads ENABLE

ENERGYSAVR. The YES or NO will be flashing to

indicate the current selection.

2. Select NO to disable or:

3. Select YES to enable this function.

4. When finished, press and release DONE to save the

new setting and advance to the next screen.

5. If NO was selected, the display should now read

EnableFreshTimer. To exit programming and return

to the MAIN SCREEN, press ENABLE BREW ON/

OFF switch.

6. If YES was selected, the display should now read

X.X HRS -> IDLE. This screen allows the operator

to set the amount of time the brewer is not in use

before energy save mode engages. Using (-) and (+),

adjust the idle time. When finished, select DONE.

7. The display should now read AFTER IDLE TIME?

Once the set idle time has expired, the heaters can

either be shut off or held at 140° F.

8. To have the heaters shut off after the set idle time,

select OFF and then DONE to save the settings.

The display should read MACHINE OFF AFTER X.X

HRS, and then EnableFreshTimer.

9. To have the temperature reduce to 140° F, select

140° and then DONE to save the settings. The display

should read MACHINE AT 140° AFTER X.X HRS,

and then EnableFreshTimer.

10. Once the idle time has expired, the display will

read either ENERGY SAVER...NO TEMPERATURE

or ENERGY SAVER...REDUCED TEMPERATURE,

depending on the settings. This screen will alternate

with PRESS ANY SWITCH TO RE-HEAT.

* ENABLE FRESH TIMER

This function allows the operator to enable the Freshness

Alert and set the expiration time. The expiration time is

the amount of time the product is allowed to sit in the

server/dispenser before a fresh batch is brewed.

Procedure for enabling/setting the Freshness Timer:

Range: Coffee 0.5 to 4.0 hrs

Hot Tea 0.5 to 8.0 hrs

If enabled, default setting is 2.0 hrs. for Coffee and 2.0

hrs. for Hot Tea.

1. Press and hold the right hidden button until the

display reads SET LANGUAGE. Press and release

the right hidden button until the display reads EN-

ABLE FRESHTIMER.

2. Select NO to disable or:

3. Select YES to enable this function (the unit will dis-

play a message once the set time has expired).

4. When finished, select DONE to save the new setting

and advance to the next screen.

5. If NO was selected, the display should now read

REFILL. To exit programming and return to the

MAIN SCREEN, press either ENABLE BREW ON/

OFF switch.

6. If YES was selected, the display should now read

COFFEE. This screen allows the operator to set the

amount of time from the end of brewing a batch

of coffee until a Freshness Alert message will be

displayed. Using (-) and (+), adjust the freshness

time for coffee. When finished, select DONE.

7. The display should now read HOT TEA. Using (-)

and (+), adjust the freshness time for hot tea. When

finished, select DONE.

8. This display should now read REFILL. To exit pro-

gramming and return to the MAIN SCREEN, press

ENABLE BREW ON/OFF switch.

9. Once the set time has expired, the display will read

FRESHNESS ALERT BREW (A,B or C), and then

FRESHNESS ALERT BREW FRESH BATCH alternat-

ing with the MAIN SCREEN.

10. Empty the server/dispenser the previous batch was

brewed into and replace under the funnel.

11. Brew a new batch

12. The freshness timer will reset. The display should

now return to the MAIN SCREEN.

PROGRAMMING FUNCTIONS - LEVEL 2 (cont.)

41581.2 091609

Summary of Contents for Infusion ICB/TWIN

Page 1: ...MMING MANUAL BUNN O MATIC CORPORATION POST OFFICE BOX 3227 SPRINGFIELD ILLINOIS 62708 3227 PHONE 217 529 6601 FAX 217 529 6644 41581 0002A 09 09 2009 Bunn O Matic Corporation ITB ITCB ICB TWIN Infusion Series ...

Page 2: ...N Accordingly statements by such individuals whether oral or written do not constitute warranties and should not be relied upon If BUNN determines in its sole discretion that the equipment does not conform to the warranty BUNN at its exclusive option while the equipment is under warranty shall either 1 provide at no charge replacement parts and or labor during the applicable parts and labor warran...

Page 3: ...le Freshness Timer Sanitation Alert and brew counters Available in low profile dual dilution and sweetener models ITCB This equipment will brew either tea or coffee into an awaiting dispenser or reservoir It can be easily configured for 120V 15 amp 120 208V 20 amp or 120 240V 20 amp The brewer may have an auxiliary hot water faucet It is only for indoor use on a sturdy counter or shelf The Infusio...

Page 4: ... X BREW LOCKOUT NO DONE YES UNITS METRIC DONE ENG SET LANGUAGE NO YES REVIEW RECIPES NO YES ASSIGN RECIPE NO YES SET TEMP 200 DONE READY DEGREE 5 DONE ENABLE ADS NO DONE YES SET NEW RECIPE NO YES ENABLE SANITATION NO DONE YES ENABL ENERGYSAVR NO DONE YES ENABLE FRESH TIMER NO DONE YES XX REFILL XXX DONE NO YES ENTER ASSET ENTER SERVICE NO YES SERVICE TOOLS NO YES FACTORY DEFAULTS NO YES ICB 41581 ...

Page 5: ... YES REVIEW RECIPES NO YES ASSIGN RECIPE NO YES SET TEMP 200 DONE READY DEGREE 5 DONE ENABLE ADS NO DONE YES SET NEW RECIPE NO YES ENABLE SANITATION NO DONE YES ENABL ENERGYSAVR NO DONE YES ENABLE FRESH TIMER NO DONE YES XX REFILL XXX DONE ICB TWIN R SPRY OZ M XX X DONE DONE R BYPS OZ M XX X NO YES ENTER ASSET ENTER SERVICE NO YES SERVICE TOOLS NO YES CALIBRATE FLOW NO YES BREW COUNTERS NO YES FAC...

Page 6: ...REW LOCKOUT NO DONE YES UNITS METRIC DONE ENG SET LANGUAGE NO YES REVIEW RECIPES NO YES ASSIGN RECIPE NO YES MASTER TEMP 205 DONE READY DEGREE 5 DONE ENABLE ADS NO DONE YES ENABLE SANITATION NO DONE YES ENABL ENERGYSAVR NO DONE YES ENABLE FRESH TIMER NO DONE YES XX REFILL XXX DONE NO YES ENTER ASSET ENTER SERVICE NO YES SERVICE TOOLS NO YES FACTORY DEFAULTS NO YES SPRAY OZ M XX X DONE ...

Page 7: ... RECIPES TEMPS NO YES BREW LOCKOUT NO DONE YES UNITS METRIC DONE ENG SET LANGUAGE NO YES REVIEW RECIPES NO YES ASSIGN RECIPE NO YES MASTER TEMP 205 DONE READY DEGREE 5 DONE ENABLE ADS NO DONE YES SET NEW RECIPE NO YES ENABLE SANITATION NO DONE YES ENABL ENERGYSAVR NO DONE YES ENABLE FRESH TIMER NO DONE YES XX REFILL XXX DONE NO YES ENTER ASSET ENTER SERVICE NO YES SERVICE TOOLS NO YES FACTORY DEFA...

Page 8: ... Sanitation Disabled Disabled Disabled Disabled Enable Energy Saver Disabled Disabled Disabled Disabled Enable Fresh Timer Disabled Disabled Disabled Disabled Refill 155 155 155 155 Left Spray Oz X 35 0 X X Right Spray Oz X 35 5 X X Spray Oz 36 0 X 24 0 24 0 Left Bypass Oz X 30 0 X X Right Bypass Oz X 35 5 X X Bypass 31 0 X X X Dilution Oz X X 71 0 71 0 Calibrate Flow Reset Reset Reset Reset Set R...

Page 9: ...el s if present 2 Position the RECIPE CARD vertically so that the top end of the CHIP is beneath the Left on Twins SENSING COIL located on the underneath side of the front display panel 3 After a short pause the display will read CARD CONTAINSRECIPEFORthenwillchangeto RECIPE NAME SHOW QUIT SAVE Allbrewingparameters for that recipe are now transferred from the CARD to the brewer 4 To show view this...

Page 10: ...is information select SHOW The display will scroll through all of the ad on that chip ThedisplaywillthenreturntoCARDCONTAIN ADS SHOW QUIT SAVE 5 If message is correct press SAVE The display will read AD MESSSAGE SETUP COMPLETE The ad is now stored in the brewer s memory 6 If the ad is not correct or it is desired to exit the setup before the ad is loaded into the brewer s memory press QUIT The dis...

Page 11: ...gs and other feature options To access the level 2 function screens press and hold the right hidden button for approximately 5 seconds Release when the display reads SET LANGUAGE This function allows the operator to select the language used for the display Procedure for setting Language 1 Press and hold the right hidden button until the display reads SET LANGUAGE and release 2 Press YES to proceed...

Page 12: ...or to modify change any of the brew settings for a particular recipe stored in the brewer Procedure for reviewing the recipes 1 Press and hold the right hidden switch until the displayreadsSETLANGUAGE Pressandreleasethe right hidden switch until the display reads REVIEW RECIPES Select YES 2 The display should now read the name of the first recipe along with MODIFY SHOW and NEXT DEFAULT RECIPE CHAR...

Page 13: ...W THE ON SCREEN PROMPTS PROGRAMMING FUNCTIONS LEVEL 2 cont SWEET METER ITB ITCB WITH FACTORY SWEETENER 3 Select SHOW The screen will scroll through all the brew settings for that particular recipe When finished the display will return to the recipe name just viewed 4 To see the settings again select SHOW To change settings select MODIFY Then the screen will display BREW OZ and a batch light will b...

Page 14: ...d now read OFF TIME Adjust the OFF TIME using or INITIAL SPRAY INITIAL SPRAY ALTERNATES UNTIL BREW CYCLE IS COMPLETED PRE INFUSION REMAINING ON ON TIME OFF TIME OFF TIME OFF TIME OFF TIME ON TIME ON TIME 9 If both batch sizes are correct press YES This will advance to the DILUTE OZ ITCB or BYPASS ICB 10 Using or set the amount of dilution water for that particular batch size to be dispensed throug...

Page 15: ... with optional funnel locks 42 ThedisplayshouldnowreadDRIPTIME alongwith either the word OFF or a time showing A batch light will also be blinking 43 Using or set the amount of time from when the brew spray ends to when the funnel is emptied of hot liquid 44 Whenfinished presstheotherbatchsizeandrepeat step 43 45 When finished setting both batch sizes press and release DONE The display should read...

Page 16: ...TIME 0 30 DONE SET PULSE BREW NO YES ICB ITB ITCB NO NAME COFFEE MODIFY SHOW NEXT TEA 1 MODIFY SHOW NEXT SET PULSE BREW NO YES DRIP TIME 1 20 DONE SWEETNER 4 OVERVIEW ONLY SOME SCREENS OMITTED SELECT METHOD EASY MANUAL SELECT METHOD EASY MANUAL PROGRAMMING FUNCTIONS LEVEL 2 cont OPTIONAL ONLY ON UNITS WITH FACTORY INSTALLED SWEETENER 41581 2 091609 ...

Page 17: ...rough the stored recipes in the brewer s memory until the desired recipe name is reached 7 Select DONE to set that recipe for brew switch B 8 ThedisplayshouldnowreadSELECTRECIPEBREW SWITCH C and then BREAKFAST BLEND ICB or NO NAME COFFEE ITCB 9 Using and scroll through the stored recipes in the brewer s memory until the desired recipe name is reached 10 Select DONE to set that recipe for brew swit...

Page 18: ... name of the coffee from the grinder did not load properly into the funnel or if a grind has not yet been done the display will read MUST GRIND INTO FUNNEL FIRST It will be necessary to grind another batch following steps 1 2 5 NOTE If brewer memory is full the display will read RECIPESTORAGEAREAISFULLandthenREMOVE A FLAVOR To remove a recipe press and release YES PressNEXTtoscrollthroughthestored...

Page 19: ...e saved to the brewer by either writing the ad using the programming commands or by entering the ad into the brewer using an AD CARD This message will be displayed when the brewer is not in use Procedure to Enable Disable Ads 1 Press and hold the right hidden button until the display reads SET LANGUAGE Press the right hid denbuttonuntilthedisplayreadsENABLEADS The YES or NO will be flashing to ind...

Page 20: ... the brewer s memory select SAVE To cancel select QUIT 10 After the ad is saved the display will read AD MES SAGE SETUP COMPLETE and then will advance to ENABLE SANITATION PROGRAMMING FUNCTIONS LEVEL 2 cont ENABLE SANITATION This function allows the operator to enable the sanita tion function and set the time before a cleaning alert will be displayed Procedure for enabling sanitation Range 0 0 to ...

Page 21: ...RATURE or ENERGY SAVER REDUCED TEMPERATURE dependingonthesettings Thisscreenwillalternate with PRESS ANY SWITCH TO RE HEAT ENABLE FRESH TIMER ThisfunctionallowstheoperatortoenabletheFreshness Alert and set the expiration time The expiration time is the amount of time the product is allowed to sit in the server dispenser before a fresh batch is brewed Procedure for enabling setting the Freshness Ti...

Page 22: ... and to enter the correct flow rate 3 Select DONE 4 Repeat procedure for right side of Twins 5 When finished press and release DONE to advance to the next screen To exit programming and return to the MAIN SCREEN press ENABLE BREW ON OFF switch NOTE If the flow rate is unknown proceed to the CALIBRATE FLOW screen BYPASS OZ M ICB ICB Twins only This function allows the operator to view or enter the ...

Page 23: ...ould now read NEW L or NEW R SPRY FLOW along with the correct flow rate of the sprayhead After about 5 seconds the display will return to the CALIBRATE FLOW screen 8 Repeat steps 1 7 to calibrate the other side 9 To exit the CALIBRATE FLOW function and advance to the next screen select NO To exit programming and return to the MAIN SCREEN press either EN ABLE BREW ON OFF switch Procedure to calibra...

Page 24: ...QUIT START CALIBRATE DILUTE 60 SEC TO FINISH NEW DILUTE FLOW XX X OZM CALIBRATE FLOW NO YES DILUTE OZ XX X DONE 5 sec 5 sec SPRAYHEAD CAL NO YES CALIBRATE FLOW NO YES BREW COUNTERS CONTAINER READY QUIT YES CALIBRATE SPRAY PRESS BREW START CALIBRATE SPRAY 60 SEC TO FINISH L R OZ XX X DONE NEW SPRAY FLOW XX X OZM BYPASS CAL QUIT YES CONTAINER READY QUIT YES CALIBRATE BYPASS PRESS BREW START CALIBRAT...

Page 25: ...y should read CALIBRATE DILUTE 60 SEC TO FINISH The 60 second timer on the display will countdowntozero Whenthecounterreacheszero the display will change to DILUTE OZ M along with a number 6 Measure the amount of water in the container and using the and adjust the amount on the display to match the amount in the container Then select DONE 7 The display should now read NEW DILUTE FLOW along with th...

Page 26: ...T to advance to the next brew counter BREW A left side 3 This counter represents the number of brews for Brew A on the left side of the brewer To reset the counter to zero press and release RESET Press and release NEXT to advance to the next counter 4 Repeat step 3 for the remaining two left counters BREW B and BREW C 5 Repeatstep4forthethreerightsidebrewcounters Twin only 6 When finished press NE...

Page 27: ...OVERRIDE THE MASTER TEMP and then OVERRIDE To retain the MASTER TEMP setting press and release NO To setseparaterecipetemperatures pressandrelease YES 4 The display should read TEA 1 Using and adjust the temperature for TEA 1 When finished press and release DONE 5 The screen should now read TEA 2 Use and to adjust the temperature for TEA 2 When finished press and release DONE 6 Repeat for all stan...

Page 28: ... Step 3 until the entire number is entered 5 Press and release DONE The display will now read SERVICE TOOLS SERVICE TOOLS FOR AUTHORIZED SERVICE PERSONNEL ONLY Thisfunctionallowsthetestingofindividualcomponents andtheabilitytocheckswitchesforproperfunction This function also tests the funnel sensor coil s frequency diagnostic tool for troubleshooting purposes only Refer to Service Manual for in de...

Page 29: ...nent If an intermittent condition is encountered the cause will likely be a switch contact or a loose connection at a terminal or crimp Solenoid removal requires interrupting the water supply to the valve Damage may result if solenoids are energized for more than ten minutes without a supply of water The use of two wrenches is recommended whenever plumbing fittings are tightened or loosened This w...

Page 30: ...sor Probe wire s broken or not making con nection 1 Temperature Sensor Probe wire s shorted to housing or to each other 1 No power or incorrect voltage A Wait for the brewer to heat to the proper temperature B Disable the BREW LOCKOUT function See page 16 for proce dure Service required Service required Check water supply shut off Service Required Service Required Turn switch ON Check wire and con...

Page 31: ...o the test switch procedures on page 50 Test the BREW switch Refer to the test switch procedures on page 50 Testthebrewvalve Refertothetest outputs procedures on page 48 Substitute a control board known to be in good working order 1 No water 2 No power or incorrect voltage to the brewer 3 ON OFF switch 4 Brew switch 5 Brew valve 6 Control Board Brew cycle will not start 41581 2 091609 ...

Page 32: ...e for extremewaterconditions verypure low conductance water requires a higher setting while high mineral content high conductance water requires a lower setting Note that theleftnumberchangesfromahigh value when water is NOT touching the refill probe to a low valve when water IS touching the probe For best operation the right number should be set to a value midway between these low and high num be...

Page 33: ...and drain water down in the tank untilflowstopsorslowstoatrickle Attach a voltmeter to the terminals of the refill solenoid Connect the brewer to the power source Press theON OFFswitchtoturnthebrewer on Within five seconds voltage should be present at the solenoid terminals If voltage is not present refer to the wiring schematic and check the wiring harness Substitute a control board known to be i...

Page 34: ...ill automatically be turned on to fill the tank The right numberisthethresholdsettingand can be adjusted to compensate for extremewaterconditions verypure low conductance water requires a higher setting while high mineral content high conductance water requires a lower setting Note that theleftnumberchangesfromahigh value when water is NOT touching the refill probe to a low valve when water IS tou...

Page 35: ...e reading should be 15 3k 2k OHMS at 70 F 21 C the reading should be 11 8k 2k OHMS and at 80 F 27 C the reading should be 9 3k 2k OHMS If the probe is withintheseparameters reconnect to the control board Remove power from the brewer Check for continuity through the tank heaters If no continuity is present check for a wiring problem consult wiring schematic then replace the tank heater if no wiring...

Page 36: ...h of approximately 70 F 21 C Connect an ohmmeter to the pins in the connector At 60 F 16 C the reading should be 15 3k 2k OHMS at 70 F 21 C the reading should be 11 8k 2k OHMS and at 80 F 27 C the reading should be 9 3k 2k OHMS If the probe is withintheseparameters reconnect to the control board Remove power from the brewer Connect a voltmeter across the tank heater Reapply power to the brewer and...

Page 37: ...r lime buildup If bypass is being used on the in consistent brewing recipe test the bypass valve Refer to test outputs on page 48 Turn the valve on for 30 seconds and collect the water collected from the funnel Repeat the test several times to confirm a consistent volume of dispensed water If not consistent check the valve tubing and fittings for lime buildup Inspect for lime buildup that could bl...

Page 38: ...e desired volume for each brew cycle The mounting screws on the so lenoids must be tight or they will vibrate during operation Plumbinglinesshouldnotberesting on the countertop The brewer must be connected to a cold water line Water pressure to the brewer must not be higher than 90 psi 620 kPa Install a regulator if necessary to lower the working pressure to approximately 50 psi 345 kPa Remove and...

Page 39: ...d in the funnel and the bed of grounds leveled by gently shak ing Empty the server remove its cover and place the server beneath the sprayhead Placeemptyfunnelover theserverentrance notinthefunnel rails Press brew Check the water temperature immediately below the sprayhead with a thermometer The reading should not be less than 195 F 90 C Consider adjusting brew volumes bypass percentage and pulse ...

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