Bunn AXIOM BREWWISE Series Installation & Operating Manual Download Page 4

Page 4

ELECTRICAL REQUIREMENTS

39130.4 040212

WARNING - 

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 (All Models)

CAUTION – 

Improper electrical installation will damage electronic components. 

1.  An electrician must provide electrical service.

2.  Determine the available on-site electrical service.

3.  Select the desired unit voltage based on the available on-site electrical service.

4.  Using a voltmeter, check the voltage and color coding of each conductor at the electrical source.

5.  Remove the front access panel beneath the sprayhead to gain access to the terminal block.

6.  Feed the supply leads through the rear of the brewer.

7.  Using the above diagrams, connect the desired electrical service to the field wiring terminal block.

8.  If wiring the machine for operation on 120/208 or 120/240 volts with a Power Supply Cord, the Power 

Supply Cord must be UL Listed Flexible Cord Type SO, SJO, SJTO, HSJO or SJOW, No. 12 AWG, 4 Con-

ductor, Rated 90° C. Attachment Plug Cap must be UL Listed, NEMA 14-20P or L14-20P Configuration, 

Rated 125/250V, 20 AMPS. The Power Supply Cord must be at least 3 feet long and maximum 6 feet long 

(measured from Strain Relief to end of the Attachment Plug Cap).

9.  Before proceeding, verify the voltage at the field wiring terminal block.

10.  Set voltage switch to the appropriate position and replace the access panel. (DV Models Only)

11.  If plumbing is to be hooked up later be sure the brewer is disconnected from the power source.  If 

plumbing has been hooked up, the brewer is ready for Initial Set-Up.

Note: 

This electrical service requires 

3 current carrying conductors (Neutral, 

L1 and L2) and a separate conductor for 

earth ground.

Note: 

Power cord must be 

connected to center terminal 

block on all Twins unless 

otherwise noted.

Twins

CE REQUIREMENTS

• This appliance must be installed in locations where it can be overseen by trained personnel.

• For proper operation, this appliance must be installed where the temperature is between 5°C to 35°C.

• Appliance shall not be tilted more than 10° for safe operation.

• An electrician must provide electrical service as specified in conformance with all local and national codes.

• This appliance must not be cleaned by water jet.

• This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental 

capabilities, or lack of experience and knowledge, unless they have been given instructions concerning use of 

this appliance by a person responsible for its safety.

• Children should be supervised to ensure they do not play with the appliance.

• If the power cord is ever damaged, it must be replaced by the manufacturer or authorized service personnel with 

a special cord available from the manufacturer or its authorized service personnel in order to avoid a hazard.

• Machine must not be immersed for cleaning.

All Twins are 120/208 & 120/240V AC 

Single phase unless otherwise noted.

Summary of Contents for AXIOM BREWWISE Series

Page 1: ...ision of the Operating Manual or to view the Illustrated Parts Catalog Programming Manual or Service Manual please visit the Bunn O Matic website at www bunn com This is absolutely FREE and the quicke...

Page 2: ...es that are binding on BUNN 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...

Page 3: ...applicable Plumb ing Sanitation Code for your area Optional Field Wiring 120 208 240 V 15 6 17 5 A 2980 3850 W 1PH 3 Wire GND 60HZ 29710 0007 37881 0002 INTRODUCTION This equipment will brew a 1 2 ga...

Page 4: ...k 10 Set voltage switch to the appropriate position and replace the access panel DV Models Only 11 If plumbing is to be hooked up later be sure the brewer is disconnected from the power source If plum...

Page 5: ...res Suitable For At Least 90 C 194 F FOR USE ONLY ON AN INDIVIDUAL BRANCH CIRCUIT RATED 20 AMPS Dual Voltage Switch in 120V position Dual Voltage Switch in 120 208 240V position 120 208 120 240V AC Si...

Page 6: ...unter top Bunn O Matic does not recommend the use of a saddle valve to install the brewer The size and shape of the hole made in the supply line by this type of device may restrict water flow 1 Insert...

Page 7: ...tip carefully remove the brew funnel and discard the grounds and filter 39130 4 040212 D A ENABLE BREW ON OFF SWITCH Pressingthe ENABLEBREWON OFF switch indicatoron supplies power to the brew station...

Page 8: ...problems in the brewer and takes less than a minute NOTE In the event that the Brew Logic circuit activates compensating for high lime build up it will temporarily disable the Recovery Booster and Pu...

Page 9: ...to their specifications PROGRAMMING SWITCHES 1 FUNCTION SCREEN This is the display which shows the various functions 2 Right of the display This is used to access the program mode and is also used to...

Page 10: ...DONE ENTER PASSWORD 0 0 0 BREW LOCKOUT NO DONE YES PROGRAMMING FUNCTIONS OVERVIEW BrewWIZARD EXITING BrewWIZARD UNITS METRIC DONE ENG SET LANGUAGE NO YES SET PASSWORD 0 0 0 ENTER SERVICE NO YES BREW O...

Page 11: ...xx xx FACTORY DEFAULTS NO YES SERVICE TOOLS NO YES BREW COUNTERS NO YES ENABLE BrewLOGIC NO DONE YES 0 REFILL 155 DONE ENABLE CLEAN NO DONE YES SET PULSE BREW NO YES ADJUSTMENTS OPTIONAL SETTINGS CON...

Page 12: ...o the MAIN SCREEN Always remember to place an empty server and funnel under the sprayhead when operating the brewer during the set up of PULSE BREW CALIBRATE FLOW and testing the brew valve in SER VIC...

Page 13: ...TTINGS CONT This function allows the operator to adjust the brew strength extraction time Setting 1 will produce a non pulsed brew cycle and the highest 14 will give you the longest time utilizing pul...

Page 14: ...right hidden switch until the display reads AXIOM VERSION Press and release the right hidden switch until the display reads CALIBRATE FLOW 3 Select YES The display should read CONTAINER READY If cont...

Page 15: ...ON OFF switch 10 The display will now read A with a flashing cursor below it Press and hold the SCROLL switchtoscrollthroughthealphabetandavail able characters When the desired character is shown on t...

Page 16: ...NE YES SCROL THRU ALPHA NEXT NEXT LETTER A SCROLL DONE NEXT WRITE BTM LINE NO YES SAVE NO EDIT YES ADVERTISEMENT SETUP COMPLETE ADJUSTMENTS OPTIONAL SETTINGS CONT ENTER SERVICE ENTER SERVICE ADVERTISE...

Page 17: ...red 5 Press and release the DONE switch The displaywillnowread EXITINGBrewWIZARD and then ENTER PASSWORD ENTER PASSWORD This function allows the operator to enter a 3 digit number to access LEVEL 2 If...

Page 18: ...O YES NOTE If the brewer is set for Metric Units displays will be different ex Brew oz will become Brew milliliters F will be C Adjusts brew tank temperature RANGE 185 to 205 F or 85 to 96 C This func...

Page 19: ...or reduce the tank temp to 140 F or 60 C once the set idle time has expired Range 0 5 24 0 hrs Enabl EnergySavr NO DONE YES 39130 4 040212 0 REFILL 155 DONE Adjusts the sensitivity of the refill circu...

Page 20: ...ispense is being performed Tank heaters are turned off and the unit will dispense for 1 minute to cool tank temperature ADJUSTMENTS OPTIONAL SETTINGS CONT 39130 4 040212 FACTORY DEFAULTS NO YES SERVIC...

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