Bunn LCR-3 service manual Operating Controls and Interface

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OPERATING CONTROLS AND INTERFACE

1.Master ON/OFF Switch: Disconnects AC Power to the dispenser.

2.Hot Water Handle: Pull and Hold to dispense hot water manually.

3.Door Interlock Switch: Unit will not dispense product if the door is open.

4.LCD Display: Displays status, programming menus and fault messages.

5.Volume Selection: Rotate dial to the desired volume prior to dispensing product.

6.Dispense Switches (A-B-C): Push and Release to dispense the desired product. (These also double as programming switches in the Set-Up mode).

7.Function Selector Switch: Allows the user to set the dispenser into different dispensing modes.

a.RINSE: Dispenses hot water only - Flushes the mix chamber and dispense tip.

b.RUN: Normal dispense mode - Dispenses mixed product (concentrate and water).

c.PRIME: Dispenses concentrate only – Primes the concentrate pump.

8.Hidden Set-Up / Programming switches.

a.Press and hold the Right switch for 5 sec. to enter in the Set-Up mode.

b.Use the Right switch to scroll down and the Left switch to scroll up through the menu screens.

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Contents LCR-3 HV Phone 217 529-6601 FAX 217BUNN-O-MATIC Commercial Product Warranty Contents IntroductionUser Notices Moving PartsElectrical Requirements Field Wiring Terminal Block Diagram Plumbing RequirementsInitial SET-UP Electrical HOOK-UPPlumbing HOOK-UP Leveling the DispenserDrip Tray Installation Operating Controls and Interface Initial Fill & Heat Alarm Level Alarm Mode Rinse Alarm FeatureRinse Procedure BIB Empty Lockout Feature Brew Temperature Lockout FeatureEnergy Saver Mode Optional 2- Product OperationProgramming the Dispenser Programming Saver Tank Temp No Exit Action BibEMPTY LockoutHRS + CAL HI WTR VOL LCD Display Actiondescription CAL Left Pump ? LeftCAL Middle Pump ? CAL MID Pump VOL WTR Start Delay WTR Stop DelayLCD Display Xxoverflow Test Refill ? Exit YES Test Heater ?Loading the Concentrate Priming the Concentrate LinesFilling Cambros or Other Large Containers Operating the DispenserTo Dispense Hot Water Cleaning & Preventative Maintenance Preventive MaintenanceWeekly Sanitizing Weekly Refrigeration AIR FilterReplacing the Pump Tubing Draining the HOT Water Tank No Display TroubleshootingPossible Cause Troubleshooting Procedures TOO LOW HeatingWater Check for BAD ConnectionsScreen Displayed Possible Cause Calibrating the Left Concentrate Pump Dispenser Flow Rate CalibrationField Calibrating the Empty BIB Warning Schematic Wiring Diagram