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Bunn 428220001E - page 1
INST ALLA TION & OPERA TING GUIDE BUNN-O-MA TIC CORPORA TION POST OFFICE BOX 3227 SPRINGFIELD, ILLINOIS 62708-3227 PHONE: (217) 529-6601 F AX: (217) 529-6644 T o ensure you have the latest revision of the Operating Manual, or to view the Illustrated Parts Catalog, Programming Manual, or Service Manual, please visit the Bunn-O-Matic website, at ...
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Bunn 428220001E - page 2
Page 2 42822.1 030912 BUNN-O-MA TIC COMMERCIAL PRODUCT W ARRANTY Bunn-O-Matic Corp. (“BUNN”) warrants equipment manufactured by it as follows: 1) Airpots, thermal carafes, decanters, GPR servers, iced tea/coffee dispensers, MCP/MCA pod brewers thermal ser vers and Thermofresh servers (mechanical and digital)- 1 year parts and 1 year labor . 2) ...
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Bunn 428220001E - page 3
Page 3 CONTENTS Warranty .............................................................................................................2 Introduction ........................................................................................................3 User Notices .................................................................................. ...
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Bunn 428220001E - page 4
Page 4 ELECTRICAL REQUIREMENTS CAUTION - The brewer must be disconnected from the power source until specified in Initial Set-Up. Refer to Data Plate on the Brewer , and local/national electrical codes to determine circuit requirements. Electrical Hook-Up CAUTION – Improper electrical installation will damage electronic components. 1. An electri ...
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Bunn 428220001E - page 5
Page 5 PLUMBING REQUIREMENTS These brewers must be connected to a cold water system with operating pressure between 20 and 90 psi (138 and 620 kPa) from a ½˝ or larger supply line. A shut-off valve should be installed in the line before the brewer . Install a regulator in the line, when pressure is greater than 90 psi (620 kPa) to reduce it to 50 ...
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Bunn 428220001E - page 6
Page 6 -1000 213.8 101.0 200 93.3 -500 212.9 100.5 200 93.3 0 212.0 100.0 200 93.3 500 211.1 99.5 200 93.3 1000 210.2 99.0 200 93.3 1500 209.3 98.5 200 93.3 2000 208.4 98.0 200 93.3 2500 207.4 97.4 200 93.3 3000 206.5 96.9 199 92.8 3500 205.6 96.4 198 92.2 4000 204.7 95.9 197 91.7 4500 203.8 95.4 196 91.1 5000 202.9 94.9 195 90.6 5500 201.9 94.4 19 ...
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Bunn 428220001E - page 7
Page 7 COFFEE BREWING 1. Lift handle all the way up. 2. Remove cup assembly . Verify screen is locked into grounds cup. Fig 1. 3. Fill with desired amount of ground coffee. 4. Place brew cup under brew chamber . 5. Place cup on drip tray . 6. Push handle all the way down to lock brew chamber . CONTINUED ON NEXT P AGE DECAF <- <- SELECT ->- ...
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Bunn 428220001E - page 8
Page 8 PRE-WET Press "-" to reduce or "+" to increase. DEF AUL T : .0, Range: .0-1.0 seconds Pre-wet of ambient water on top of the coffee grounds. HOUSE SPECIAL VOLUME 8 oz Press "-" to reduce or "+" to increase. DEF AUL T : 10, Range: OFF/ 1-100 Percent of overall brew volume during pre-infusion stage. Pres ...
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Bunn 428220001E - page 9
Page 9 Press "-" to reduce or "+" to increase. DEF AUL T : 60, Range: 20-70 LENGTH of the press-out time during finish. Press "-" to reduce or "+" to increase tank target temp. DEF AUL T : 200 ° F (93 ° C) Range: 165 ° F-208 ° F (74 ° C-98 ° C) PRESS OUT TIME - + 60 11. When brewing has fin- ished, pl ...
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Bunn 428220001E - page 10
Page 10 DAIL Y CLEANING Lift handle. Remove brew chamber and cup. Wipe down sprayhead with a soft cloth to remove any residue. Once a month, or as use necessitates, rotate sprayhead coun- terclockwise and remove as illustrated. Clean & lube guides as needed. SPRA YHEAD REMOV AL CHECK V AL VE REMOV AL Push the check valve up from underneath the ...
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Bunn 428220001E - page 11
Page 11 CLEANING T ABLETS 42822.1 050412 1. Place tablet in brew cup. 2. Replace brew cup, close chamber . 3. Scroll through recipes using arrow buttons. 4. Press "SELECT" button when "CLEAN CYCLE" is displayed. 5. Repeat 1-4 as deemed necessary . CLEANING CYCLE DEEP CLEAN CYCLE 1. Press and hold both arrow buttons until display ...
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Bunn 428220001E - page 12
Page 12 FRONT P ANEL REMOV AL AND T ANK DRAINING Remove drip tray . Remove two screws. Lower the panel as far as it will go. Push the top down to clear the brew cham- ber support arm, then pull the top out first. Pull drain hose out as shown. Slide clamp back and remove plug. Refer to program- ming section and enter "Factory Blowout" mod ...
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Bunn 428220001E - page 13
Page 13 LEVEL "2" Press and hold both arrows until display reads "RECIPE CHANGES" "ENABLED - LOCKED". RECIPE CHANGES By default "ENABLED" will be flashing to indicate that the brewing parameters may be accessed/changed. Selecting "LOCKED" will prevent changes to the brewing param- eters, but can st ...
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Bunn 428220001E - page 14
Page 14 ADV ANCED ADJUSTMENTS & OPTIONAL SETTINGS Selecting "CUSTOM" will allow you to custom type your own name by scrolling through digits as described above. Or you can scroll through a pre programmed list. ADD COFFEE NAME? CUSTOM FromList House Special Decaf Colombia Costa Rica Ethiopia Kona Kenya Sumatra Guatemala Brazil Mocha Ja ...
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Bunn 428220001E - page 15
Page 15 Press "-" or to toggle between ENGLISH, SP ANISH, or FRENCH. Press "SELECT" to advance to next screen. DEF AUL T : ENGLISH Press for "METRIC" or for "ENGLISH". Units of measurement will change from ° F to ° C; oz to milliliters; etc. DEF AUL T : ENGLISH (Flashing) ENGLISH (-) SELECT (+) UNITS METRIC ...
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Bunn 428220001E - page 16
Page 16 Amount of press out time during primary rinse mode. DEF AUL T : 60 Range: OFF/ 1-60 2nd RINSE AIR ON 60 Secs Primary rinse mode. "OFF" is equal to push & hold. Num- bers represent seconds it will continue to rinse when button is released. DEF AUL T : 2.0 Range: OFF/ 1-4.0 2nd RINSE TIME 2.0 Secs 11. 12. T otal brew counter (Ca ...
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Bunn 428220001E - page 17
Page 17 ADV ANCED ADJUSTMENTS & OPTIONAL SETTINGS A llows testing of load components by manually turning them ON/OFF . PLACE A CONT AINER UNDER DISPENSE AREA--- WARNING: HOT W A TER COULD DISPENSE DUR- ING SOME TEST MODES! TEST OUTPUTS ? NO YES VENT V AL VE Skip to "TEST SWITCHES" BrewChamberFILL TURBULENCE PUMP PRESS OUT PUMP RINSE W ...
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Bunn 428220001E - page 18
Page 18 ADV ANCED ADJUSTMENTS & OPTIONAL SETTINGS Allows testing of the membrane switches & brew chamber safety switch . Press "YES" to enter test mode. Display will read "PRESS PROGRAM TO EXIT" then change to "NOTH- ING PRESSED". TEST SWITCHES T ankHeater RELA Y T ankHeater TRIAC NO YES 42822.1 072810 Display ...
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Bunn 428220001E - page 19
Page 19 DISCONNECT BREWER FROM W A TER SUPPL Y BEFORE DRAINING CALIBRA TE FLOW ? NO YES C CAL TEMPERA TURE Use of this test allows user to "tell" the brew exactly how many ounces are collected during a 10 second test mode. BREWING DO NOT OPEN!!!! There will be several warning & informational screens dur - ing this test mode. DO NOT OP ...
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Bunn 428220001E - page 20
Page 20 Exit back to main screen WILL REPLACE ALL BREW SETTINGS F ACTORY DEF AUL TS NO YES Reset all brew settings, calibrations, temperature adjust- ments and coffee names/recipes back to factory presets. Exit back to main screen ARE YOU SURE ? NO YES EXIT PROGRAM MODE TO MAIN SCREEN Displays Model and Software version: PLEASE WAIT RESTORE DEF AUL ...
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