Bunn Axiom Series Technical Training

Index
Unit 1: Installation
Site Requirements .............................................................................................................. 4
Location of the Serial Number .......................................................................................... 4
Install Preparation .............................................................................................................. 4
Water Supply Install ...........................................................................................................4
Electrical Install ..................................................................................................................5
Initial Start-Up .....................................................................................................................5
Unit 2: Setup
User Interface (Programming) ........................................................................................... 7
Programming Lockout ....................................................................................................... 7
Programming Menus .......................................................................................................... 8
Level 1 Programming (BrewWIZARD
®
) ...................................................................... 8
Level 2 Programming ..................................................................................................8
Level 3 Programming ..................................................................................................10
Machine Setup .................................................................................................................... 10
Brew Oz .........................................................................................................................10
Calibrating Flow Rate ..................................................................................................11
Enable BrewLOGIC
®
..................................................................................................... 11
Calibrate Temperature Probe ...................................................................................... 12
Setting Lime Adjustment ............................................................................................. 12
  ResettingRellThreshold...........................................................................................13
Unit 3: Machine Composition
Exterior Overview ...............................................................................................................15
Product Outlets and Removable Parts ......................................................................15
User Interface (Operating) ...........................................................................................15
Accessing the Inside of the Brewer .................................................................................. 16
Machine Function and Operations .................................................................................... 16
Main Control Board ......................................................................................................16
Filling System ...............................................................................................................16
Heating System ............................................................................................................17
Dispensing System ......................................................................................................18
Unit 4: Preventive Maintenance
Preventive Maintenance ..................................................................................................... 20
PM Steps .............................................................................................................................20
Unit 5: Troubleshooting
Service Tools ...................................................................................................................... 23
Test Outputs .................................................................................................................23
Test Switches ...............................................................................................................24
Service Fault Messages .....................................................................................................24
Troubleshooting Components ..........................................................................................25
 TroublehsootingRell,Heating&BrewingSystems ...................................................... 28
Triac Map ............................................................................................................................. 30
Schematics .......................................................................................................................... 31
Additional Resources ......................................................................................................... 34
© 2011 Bunn-O-Matic Corporation. All Rights Reserved
Rev. B

Bunn Axiom Series Specifications

General

Power	Varies by model (e.g., 1800-3000 watts)
Dimensions	14.5 x 9.5 x 11.5 inches
Weight	Varies by model
Features	Digital display, programmable settings, energy-saving mode, automatic warmer shut-off
Category	Coffee Maker
Model	Axiom Series
Capacity	10 cups
Voltage	120V
Material	Stainless steel