Manuals / Bunn / Kitchen Appliance / Beverage Dispenser

Bunn LCA-2 Troubleshooting Continued, Left Refill LED “ON”, Emoty BIB Warning, Internal Fault

Models: LCA-2 PC LCA-2 LCC-2

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Troubleshooting (Continued)

Troubleshooting (Continued)

Left Refill LED “ON”	Concentrate BIB is Empty.	Replace BIB, see Loading the Concentrate
Left BIB Empty	BIB Not properly connected	Check BIB Connector Fittings
	Tubing kinked or blocked	Check Tubing Installation
	Empty BIB warning set too high	Check Threshold, see Field Calibrating the
		Emoty BIB Warning


Right Refill LED “ON”	Concentrate BIB is Empty.	Replace BIB, see Loading the Concentrate
Right BIB Empty	BIB Not properly connected	Check BIB Connector Fittings
	Tubing kinked or blocked	Check Tubing Installation
	Empty BIB Warning set too high	Check Threshold, see Field Calibrating the
		Empty BIB Warning


Left Refill LED	Left Dispenser will not operate	Replace BIB, see loading the Concentrate
“FLASHING”
Empty BIB Lockout
Enabled


Left Refill LED	Left Dispenser will not operate	Replace BIB, see loading the Concentrate
“FLASHING”
Empty BIB Lockout
Enabled

All LED’s “FLASHING”	The Dispenser has detected an
Fault Detected	Internal Fault

Remove the lower splash guard to view the Fault message, See Diagnostics. After the fault has been repaired or corrected - Hold the “Stop” button for 10 seconds to clear the message.

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Bunn LCC-2, LCA-2 PC manual Troubleshooting Continued, Left Refill LED “ON”, Emoty BIB Warning, Internal Fault

Contents

PHONE: 217 529-6601FAX: 217 POST OFFICE BOX SPRINGFIELD, ILLINOISINSTALLATION & OPERATING MANUAL LCA-2BUNN-O-MATICCOMMERCIAL PRODUCT WARRANTY CONTENTSUSER NOTICES INTRODUCTIONModels without Master ON/OFF Switch FIELD WIRING TERMINAL BLOCK DIAGRAMModels with Master ON/OFF Switch ELECTRICAL REQUIREMENTSINITIAL SET-UP PLUMBING REQUIREMENTSELECTRICAL HOOK-UP PLUMBING HOOK-UPRemoving the restrictors SETTING DISPENSER FLOW RATEReprogramming the Dispenser Flow Rate Dispense SELECTING THE CORRECT PUMP TUBINGRate 1.8 Oz/secOPERATING CONTROLS AND INTERFACE INITIAL FILL & HEAT Rinse Alarm Feature FlavorGard FeatureAlarm Mode Brew Temperature Lockout Feature BIB Empty Lockout FeatureMENU SCREEN PROGRAMMING THE DISPENSERACTION DESCRIPTIONLF DISP VOLUME 4.0oz + LF DISP VOLUME 0.0oz + LF DISP VOLUME 4.0oz + RT DISP VOLUME 4.0oz +RT DISP VOLUME 4.0oz + RT DISP VOLUME 0.0oz + MENU SCREEN LOCK FLAVOR ? EXIT YES FLAVORS LOCKEDLF PRODUCT DISP 0GAL RT PRODUCT DISP 0GAL RESET? CABINET TEMP EXIT + LF PRODUCT DISP 0GAL RESET?ENTER PASSWORD 0 + SET PASSWORD ? 0 + see Rinse AlarmRINSE LOCKOUT ? NO EXIT YES MENU SCREEN RINSE TIME ? -12 Hrs +BREW LOCKOUT ? NO EXIT YES CAL LEFT PUMP ? PULL DISPENSECAL RT PUMP VOL -43mL + CAL RT WTR FLOW CAL RIGHT PUMP ? PULL DISPENSERPULL DISPENSER CAL RIGHT SIDE ? EXIT YESWTR STOP DELAY 15SEC+ TEST LED’S ? NO EXIT YES XXREFILL ->155 -EXIT + WTR START DELAY 15SEC+TEST SWITCHES ? UseSwitchToTest TEST REFILL ? FACTORY DEFAULTS NO YESPRIMING THE CONCENTRATE LINES LOADING THE CONCENTRATEFig. Fig.Filling Cambros or other large containers OPERATING THE PULL & HOLD DISPENSERcoil is being operated Models LCA-2PC, LCA-2CPC, LCA-2APC OPERATING THE PRESET PORTION CONTROL DISPENSERFilling Cambros or other large containers General Cleaning and Sanitizing Procedures CLEANING & PREVENTATIVE MAINTENANCEDaily: RINSING Daily: PARTS WASHINGREPLACING THE PUMP TUBING DRAINING THE HOT WATER TANK Power LED “OFF” Troubleshootingsee Optional Field Wiring Front Panel LED Display MessagesInternal Fault Troubleshooting ContinuedLeft Refill LED “ON” Emoty BIB WarningPossible Cause Dispenser Diagnostics-LCDDisplayCheck Threshold, see Field Calibrating the Empty BIB WarningTroubleshooting Continued Screen DisplayedPossible Cause Corresponding Temperature Sensor Troubleshooting ContinuedScreen Displayed Possible CauseCalibrating the Left Side Dispenser Field Calibrating the Hot Water Flow Rate ContinuedCalibrating the Right Side Dispenser Calibrating The Empty BIB Threshold Field Calibrating the Empty BIB WarningSCHEMATIC WIRING DIAGRAM Models without Master ON/OFF SwitchLCA-2/LCA-2, PC/LCA-2C/LCA-2C, PC/LCC-2/LCC-2C SCHEMATIC WIRING DIAGRAM Models with Master ON/OFF SwitchLCA-2/LCA-2, PC/LCA-2C/LCA-2C, PC/LCC-2/LCC-2C SCHEMATIC WIRING DIAGRAM LCC-2A/LCA-2A/LCA-2A,PC