Bunn S/N SNG0033000 & UP manual Bypass, Review Recipes

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PROGRAMMING THE BREWER (cont.)

% BYPASS

This function allows adjustment of the amount of water that bypasses the grounds. The number signi- fies the percentage of the brew volume which does not flow over the coffee grounds.

Modifying recipes - bypass percentages: Range: 0% to 90% for all three batch sizes

NOTE: If the brewer is already in the % BYPASS screen, it is not necessary to follow steps 1 through 6 in this section, but proceed directly to step 7.

1.Press and hold the upper right hidden switch until the display reads UNITS. Release the switch, then press and release switch until the display reads

REVIEW RECIPES.

2.Press YES to proceed. The display should now read NO NAME, along with MODIFY, SHOW and

NEXT.

3.Press and release NEXT to advance to the desired

coffee name to be modified.

4.Press and release MODIFY. The display should read BREW OZ.

5.Press and release DONE. The display should read 3 BATCHES DONE?.

6.Press and release YES. The display should now read % BYPASS, and a batch light will be blinking. Press and release the batch size to be modified.

7.Using (-)and (+) set the amount of bypass water (percentage) to be dispensed around the grounds for that particular batch size.

8.When finished, press another batch size and repeat step 7 for each batch to be modified.

9.When finished setting all batch sizes, press DONE. The display should read 3 BATCHES DONE?

10.If they are not correct, press and release NO to return to the % BYPASS setup screen.

11.If the 3 batch sizes are correct, press YES. This will advance to SET PULSE BREW. Another alterna- tive is to press the ON/OFF sswitch to exit the % BYPASS setup and return to the MAIN SCREEN.

REVIEW RECIPES?

NOYES

EXIT TO

NEXT FUNCTION

SCREEN

NO-NAME

MODIFYSHOWNEXT

			ADVANCES TO ALL OTHER
			COFFEE NAMES PROGRAMMED
			IN THE BREWER'S MEMORY
BREW OZ. XX.X
(-) DONE		(+)
			(COFFEE NAME)
3 BATCHES DONE?			MODIFYSHOWNEXT
3 BATCHES DONE?
NO		YES
			WHEN THE LAST COFFEE NAME
			IN THE BREWER'S MEMORY IS
% BYPASS XX.X			DISPLAYED, PRESSING NEXT
% BYPASS XX.X			WILL EXIT AND THE DISPLAY
(-)	DONE	(+)	WILL THEN READ:
(-)	DONE	(+)

THAT WAS THE

LAST RECIPE 3 BATCHES DONE?

NOYES


							SEE MODIFYING
							SEE MODIFYING
SET PULSE BREW?							PULSE BREW ON
SET PULSE BREW?							THE FOLLOWING PAGE
NO			YES				OR PRESS AND RELEASE
NO			YES				ON/OFF PAD TO EXIT THE
							% BYPASS SETUP AND	P2444
							RETURN TO THE MAIN SCREEN
							RETURN TO THE MAIN SCREEN

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Contents Phone 217 529-6601 FAX 217 Single TF DBCBUNN-O-MATIC Commercial Product Warranty Table of Contents User Notices Electrical HOOK-UP Volt ac single phase Hz models37881.0002 230 volt ac Single phase, 60 Hz models Electrical Requirements Models without power cordPlumbing Requirements CE RequirementsPlumbing HOOK-UP Batch Selector Switches Main ON/OFF SwitchON/OFF Switch Enable Brew Brew SwitchCoffee Brewing Initial SetupCleaning Glossary Programming Programming SwitchesProgramming Switch Recipes Program Functions LevelDRIP-OUT Times Continues to D LevelReturns to a Return to a Program Flow DiagramContinues to Programming the Brewer Procedure for modifying units of measure Units Setting Units of MeasureSET NEW Recipe Procedure for Setting the RecipeThis function allows the operator to set Brew Sizes DONE? SET NEW RecipesRefer to SET Pulse Brew for description Card Contains Recipe for Procedure to program the coffee nameReview RECIPES? Noyes Procedure for reviewing recipes Review RECIPES/MODIFY RECIPES/SET UP no Name Coffee NamesNext To exit, press Next until the display reads ThatScreen Brew OZ Setting or Adjusting Brew VOL- UmesReview Recipes BypassModifying pulse brew Range 1st on time off to 4 minutes SET Pulse BrewSET Pulse Brew NO-NAME ModifyshownextSET Pulse Brew Easy Pulse Setup TIMES? SET Pulse Brew Enter TimesDONE? Batches DONE? SET PreinfusionSetup Complete Assign Recipes Enable ADS?Assign Recipe ? SET Ready SET TempScreen Spray OZ/M Calibrate Flow Bypass OZ/MCalibrate Spray .. Press Brew to Start Calibrate Flow Procedures to calibrate the bypass flow rateStart Procedures to view/reset the brew counters Procedure to set funnel detectBrew Counters Funnel Detect optionalTesting individual components outputs Service ToolsProcedure to test components outputs Brew ValveFrequency Nothing PressedProcedure to set factory defaults Factory DefaultsTroubleshooting Procedures TroubleshootingScreen Displayed Possible CausePress ON/OFF to terminate the cycle TemperaturePress ON/OFF to terminate the brew cycle ON/OFF switch was pressed after the brew cycle was startedTank Heater failure Triac FailureWires shorted to housing, or to Temperature Sensor ProbeWater shut off to brewer Broken or not making connectionBrew switch Switch test procedures Equipment will not operate No power or incorrect voltageBrew Valve Switch test procedures Data plate within +/- 10%Overflow Protection Switch When this condition occurs, Troubleshooting Problem Possible CauseWith power removed from brewer Holding it in open state See above or boilingHeating Time TOO Long Limit ThermostatTroubleshooting Problem Server Pointing towards the brewer Inconsistent beverage level StrainerImproper water pressure 90 psi 138 and 620 kPaWater temperature Consistently high or low beverage Brew Volume adjustmentLevel in server For each brew cycleRemove and clean lime off tank heaters Troubleshooting Problem Possible Cause Weak beverageBrewer is making unusual noises Plumbing lines Water Supply Tank HeatersSchematic Wiring Diagram Single TF DBC Schematic Wiring Diagram Wire Single Phase Schematic Wiring Diagram Single TF DBC