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- Installation & Operating Manual
Bunn Omni Installation & Operating Manual
Summary of Omni
Page 1
Installation & operating manual bunn-o-matic corporation post office box 3227 springfield, illinois 62708-3227 phone: (217) 529-6601 fax: (217) 529-6644 www.Bunnomatic.Com 35352.0000b 12/05 ©2003 bunn-o-matic corporation wa rning: hot liquid warning: hot liquid omni.
Page 2
2 35352 121405 bunn-o-matic commercial product warranty bunn-o-matic corp. (“bunn”) warrants equipment manufactured by it as follows: 1) all equipment other than as specifi ed below: 2 years parts and 1 year labor. 2) electronic circuit and/or control boards: parts and labor for 3 years. 3) compress...
Page 3
3 user notices introduction 00656.0000 00986.0000 this equipment has two dispense stations that blend powdered product and hot water on one side and two dispense stations of coffee with four strength selections each on the other side. It also dispenses plain hot water. This equipment is for indoor u...
Page 4
4 clean tonight right low right left low left clean on off electrical requirements warning - the dispenser must be disconnected from the power source until specifi ed in electrical hook-up. The 120 volt version of this dispenser has an attached cordset. Note: if the power cord is damaged, it must be...
Page 5
5 plumbing hook-up 1. Attach the fl ow control to fl are fi tting on bottom left side of brewer with copper tube assembly provided. 2. Flush the water line and securely attach it to the fl are fi tting on the water fl ow control. 3. Turn on the water supply. 4. Connect drain per instructions in the ...
Page 6
6 initial set-up 1. Connect the brewer to the power source. The brewer will automatically begin to fi ll the tanks. After both tanks are fi lled, the tank heaters will automatically turn on, one at a time. The dilution tank will heat fi rst, then the brew tank. The tanks are fully heated when the br...
Page 7
7 clean tonight right low right left low left clean on off “hidden” buttons operating controls (continued) note: in order for the regular, decaf, and clean switch to actuate on the manual control machines, the lower “hidden” switch to the right of the “right” switch must be pressed and held. 1. Clea...
Page 8
8 clean tonight right low right left low left clean on off autobrew the brewer can be staged to automatically start a brew cycle when a reservoir reaches a low level. 1. Repeat steps one through three above. When the appropriate button is pushed to start the brew cycle, the green autobrew on indicat...
Page 9: Self Serve
9 dispenser use portion control 1. Place cup on drip tray beneath desired dispensing tip. 2. Press button to select coffee strength desired. 3. Press appropriate cup size button. Cup will automatically fi ll and stop. 4. Automatic cup fi lling cycle may be stopped at any time by pressing the stop bu...
Page 10
10 clean tonight right low right left low left clean on off clean cycle the clean cycle should be run daily to keep the brewer clean and in optimum operating condition. The clean cycle is about an hour and twenty minutes total cleaning time. It is best to run the clean cycle at closing or during off...
Page 11
11 clean tonight right low right left low left clean on off clean tonight right low right left low left clean on off exterior cleaning 1. The use of a damp cloth rinsed in any mild, non-abrasive, liquid detergent is recommended for cleaning all surfaces on bunn-o-matic equipment. 2. Check and clean ...
Page 12
12 clean tonight right low right left low left clean on off clean tonight right low right left low left clean on off running a rinse sequence - cappuccino procedure 1. Open the cappuccino door. 2. Place the rinse switch in the upper “rinse” posi- tion. 3. Close the cappuccino door. 4. Place a contai...
Page 13
13 cappuccino parts cleaning 1 10 11 12 15 16 17 18 19 14 13 2 3 4 9 6 5 8 7 removal 1. Open the cappuccino door. 2. Remove hoppers. 3. Lift off steam collector (1). 4. Lift off mixing chamber (2). 5. Remove dispense tip (4) from whipper chamber (3). 6. Remove whipper chamber (3) with 1/4 turn in th...
Page 14
14 preventive maintenance cleaning/maintenance schedule bunn-o-matic corporation recommends that preventive maintenance service be performed at 6 month in- tervals. Maintenance should be performed by a qualifi ed service technician according to the omni preventive maintenance checklist instructions ...
Page 15
15 notes 35352 042803.
Page 16
16 programming clean tonight right low right left low left clean on off left 5 (%full) 0 right low empty “hidden” buttons home screen option 1 using the display on the front of the dispenser, the operator has the ability to review valuable log informa- tion and to set the date and time. Also, a qual...
Page 17
17 clean tonight right low right left low left clean on off clean tonight right low right left low left clean on off clean tonight right low right left low left clean on off clean tonight right low right left low left clean on off programming (continued) 2. Unit data screens: to view the software ve...
Page 18
18 clean tonight right low right left low left clean on off clean tonight right low right left low left clean on off clean tonight right low right left low left clean on off clean tonight right low right left low left clean on off programming (continued) 3. Set date and time screens: access by holdi...
Page 19
19 clean tonight right low right left low left clean on off clean tonight right low right left low left clean on off clean tonight right low right left low left clean on off programming (continued) set date and time (continued) press right for (-) to decrease values, or press left for (+) to increas...
Page 20
20 basic troubleshooting • inspection, testing, and repair of electrical equipment should be performed only by qualifi ed service person- nel. • all electronic components have 208/240 or 120 volt ac and low voltage dc potential on their terminals. Short- ing of terminals or the application of extern...
Page 21
21 troubleshooting (cont.) problem probable cause remedy check plumbing and shut-off valves. Dispenser will brew automatically when the reservoir empties. (a) remove grounds and re-load with fresh coffee. (b) make sure funnel is seated proper ly in the funnel rails. Run a complete clean cycle. Wait ...
Page 22
22 troubleshooting (cont.) problem probable cause remedy (a) replace the brew funnel and press the appropriate brew start switch. (b) make sure funnel is seated prop- erly in the funnel rails. (a) allow the “dispose grounds” indicator to light before removing brew funnel. (b) allow the “clean cycle”...
Page 23
23 troubleshooting (cont.) problem probable cause remedy bunn ® paper fi lters should be used for proper extraction. A suffi cient quantity of coffee should be used for proper extraction. B.O.M. Sprayhead #01082.0000 should be used to properly wet the bed of ground coffee. The bunn ® paper fi lter s...
Page 24
24 troubleshooting (cont.) problem probable cause remedy check the operating water pressure to the dispenser. It must be between 20 and 90 psi (138 and 620 kpa). Select the correct cup size. Select the correct cup size. Refer to set-up. Bunn-o-matic ® paper fi lters should be used for proper extract...
Page 25
25 troubleshooting (cont.) problem probable cause remedy cappuccino cappuccino will not dispense weak cappuccino product 1. No water 2. No power or incorrect voltage to the dispenser 1. Incorrect water temperature 2. Auger spring installed improp- erly 3. Rinse/run switch in rinse posi- tion water l...
Page 26
26 electrical wiring diagram 120 volts ac 2 wire 120/208-240 volts ac 3 wire 208-240 volts ac 2 wire 60hz single phase c o n t r o l c i r c u i t b o a r d 10 5 j18 1 1 10 16 5 j23 1 10 13 5 j26 1 10 13 5 j27 1 11 5 j28 1 11 5 j29 1 7 5 j19 1 brn orn orn orn yel yel grn gry whi whi/blk orn/blk red/...
Page 27
27 l1 m m - + - + left right whi/red red/blk blu/blk whi/blu dilution tank heater triac whi/vio whi/vio whi/vio whi/vio blu-14 dilution limit blk-14 blk-14 1 10 1 1 1 whi/red red/blk whi/blu blu/blk red blk red blk blu-22 pump right 1 1 left pump speed speed sensor sensor orn-22 orn-22 orn-22 whi/or...