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Bunn 34766.0000S manual Troubleshooting Continued, Left Refill LED “ON”, Emoty BIB Warning

Models: 34766.0000S

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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.

26	34766 102103

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Bunn 34766.0000S manual Troubleshooting Continued, Left Refill LED “ON”, Emoty BIB Warning, Internal Fault

Contents

BUNN-O-MATIC CORPORATION INSTALLATION & OPERATING GUIDELCA-2 LCA-2A LCA-2 PC LCC-2 34766.0000S 06/11 2002 Bunn-O-Matic CorporationBUNN-O-MATIC COMMERCIAL PRODUCT WARRANTY CONTENTS INTRODUCTIONOptional Field Wiring USER NOTICESCLEAN AIR FILTER CLEAN WEEKLYFIELD WIRING TERMINAL BLOCK DIAGRAM Models with Master ON/OFF Switch FIELD WIRING TERMINAL BLOCK DIAGRAMModels without Master ON/OFF Switch ELECTRICAL REQUIREMENTSELECTRICAL HOOK-UP PLUMBING REQUIREMENTSINITIAL SET-UP PLUMBING HOOK-UPReprogramming the Dispenser Flow Rate SETTING DISPENSER FLOW RATERemoving the restrictors Rate SELECTING THE CORRECT PUMP TUBINGDispense 1.8 Oz/secOPERATING CONTROLS AND INTERFACE INITIAL FILL & HEAT OperationsAlarm Mode FlavorGard FeatureRinse Alarm Feature BIB Empty Lockout Feature Brew Temperature Lockout FeatureACTION PROGRAMMING THE DISPENSERMENU SCREEN DESCRIPTIONRT DISP VOLUME 0.0oz + WATER DISP VOL 0.0oz + WATER DISP VOL 0.0oz + LF DISP VOLUME 4.0oz + RT DISP VOLUME 4.0oz +LF DISP VOLUME 4.0oz + LF DISP VOLUME 0.0oz + RT DISP VOLUME 4.0oz + MENU SCREEN LOCK FLAVOR ? EXIT YES FLAVORS LOCKED EXITENTER PASSWORD 0 + SET PASSWORD ? 0 + SELECT UNITS ENG EXIT METRIC LF PRODUCT DISP 0GAL RESET? LF PRODUCT DISP 0GAL RT PRODUCT DISP0GAL RESET? RT PRODUCT DISP 0GAL see Rinse AlarmCAL LEFT PUMP ? PULL DISPENSE MENU SCREEN RINSE TIME ? - 12 Hrs + RINSE LOCKOUT ? NO EXIT YESBIB EMPTY LOCKOUT NO EXIT YES BREW LOCKOUT ? NO EXIT YES CAL LF WTR FLOW ? PULL DISPENSERCAL RIGHT SIDE ? EXIT YES CAL RIGHT PUMP ? PULL DISPENSER CAL RT PUMP VOL - 43mL +CAL RT WTR FLOW PULL DISPENSER CAL HOT WTR FLO ? PULL DISPENSETEST SWITCHES ? UseSwitchToTest TEST REFILL ? EXIT YES MENU SCREEN BIB EMPTY EXIT + XX REFILL - 155 - EXIT + WTR START DELAY15SEC + WTR STOP DELAY 15SEC + TEST LED’S ? NO EXIT YES LATEST FAULT NO FAULTS FACTORY DEFAULTS NO YESLOADING THE CONCENTRATE PRIMING THE CONCENTRATE LINEScoil is being operated OPERATING THE PULL & HOLD DISPENSERFilling Cambros or other large containers Filling Cambros or other large containers OPERATING THE PRESET PORTION CONTROL DISPENSERModels LCA-2 PC, LCA-2C PC, LCA-2A PC Daily RINSING CLEANING & PREVENTATIVE MAINTENANCEGeneral Cleaning and Sanitizing Procedures Daily PARTS WASHINGPREVENTIVE MAINTENANCE REPLACING THE PUMP TUBINGDRAINING THE HOT WATER TANK see Optional Field Wiring TroubleshootingPower LED “OFF” Front Panel LED Display MessagesLeft Refill LED “ON” Troubleshooting ContinuedInternal Fault Emoty BIB WarningCheck Threshold, see Field Calibrating Troubleshooting Continued Dispenser Diagnostics-LCD DisplayPossible Cause the Empty BIB WarningTroubleshooting Procedures Screen DisplayedTroubleshooting Continued Possible CauseScreen Displayed Troubleshooting ContinuedService Possible CauseField Calibration of the Concentrate Pumps / Dispenser Flow Rates Calibrating the Left Side DispenserCalibrating the Right Side Dispenser ContinuedField Calibrating the Hot Water Flow Rate Volume CollectedField Calibrating the Empty BIB Warning Calibrating The Empty BIB Threshold208-240 VOLTS AC 2 WIRE SINGLE PHASE 50/60HZ SCHEMATIC WIRING DIAGRAM120 VOLTS AC 2 WIRE 120/208-240 VOLTS AC 3 WIRE LCA-2/LCA-2, PC/LCA-2C/LCA-2C, PC/LCC-2/LCC-2CSINGLE PHASE SCHEMATIC WIRING DIAGRAM LCC-2A/LCA-2A/LCA-2A, PC2 WIRE 230 VOLTS AC