Bunn LCA-2A Coffeemaker User Manual


 
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34766.1 010313
Warranty .......................................................................... 2
Introduction ..................................................................... 3
User Notices .................................................................... 4
Electrical Requirements ................................................... 5
CE Requirements ............................................................. 5
Plumbing Requirements .................................................. 6
Electrical Hook-up ............................................................ 6
Plumbing Hook-up ........................................................... 6
Initial Set-up .................................................................... 7
Installing the Drip Tray and Flip Down Cup Tray ............... 7
Operating Controls & Interface ........................................ 8
Selecting the Correct Pump Tubing .................................. 9
Setting Dispenser Flow Rate .......................................... 10
Adjusting Mix Ratios ...................................................... 11
FlavorGard™ Feature ...................................................... 12
Rinse Alarm Feature ....................................................... 12
BIB Empty Lockout Feature ............................................ 13
Brew Temperature Lockout Feature ................................ 13
Programming the Dispenser Flow Rate .......................... 14
Initial Fill & Heat ............................................................. 20
Loading the Concentrate ................................................ 21
Priming the Concentrate Lines ....................................... 21
Operating the Pull & Hold Dispenser .............................. 22
Operating the Preset Portion Control Dispenser ............ 23
Filling Cambros or other large containers ...................... 23
Cleaning & Preventive Maintenance ............................... 24
Replacing the Pump Tubing ........................................... 25
Draining the Hot Water................................................... 26
Troubleshooting ............................................................. 27
Field Calibration of the Concentrate Pumps ................... 32
Dispenser Flow Rate Calibration .................................... 33
Field Calibrating the Hot Water Flow Rate ...................... 33
Field Calibrating the Empty BIB Warning ........................ 34
Schematic Wiring Diagrams ........................................... 35
CONTENTS
INTRODUCTION
The Liquid Coffee Ambient Dispenser (LCA-2) and the Liquid Coffee Chilled Dispenser (LCC-2) delivers two
types of coffee made from liquid concentrate plus hot water. The dispenser can be set up for continuous draw
(by the cup) for self-serve applications, or portion-control to fill carafes and decanters for wait staff. Follow the
Concentrate Manufacturer’s Storage and Shelf Life recommendations. Product Flavor Profile is extended with
chilled product storage cabinet featured in the LCC-2.
This dispenser is designed to operate when ambient temperatures are from 32°F (0°C) minimum to 104°F
(40°C) maximum.