Bunn LCA-1, LCR-1 service manual Calibrating the Dispenser, Calibration Mode DESCRIPTION

Page 17

CALIBRATING THE DISPENSER

NOTE: The LCA/LCR-1 is calibrated at the factory and does not normally need to be re-calibrated. Open the dispenser door to access the digital Programming Switches with LED display. To enter the Calibration Mode, Set the RUN/NIGHT/PROGRAM Switch to the PROGRAM position and then hold both Up and Down Arrow switches until “1 r u n” appears of the display, (approx 15 sec).

LED DISPLAY

1 r un

1

2 2

2

r u n

2

7 6 0

3

4 0

4

En g

5

E _ _

CALIBRATION MODE

 DESCRIPTION

Pump Cal. Procedure

Set PRIME-NORMAL-RINSE switch

 

to PRIME position. Place Graduated

 

Cylinder under dispense tip. Press and

 

hold Dispense Switch until pump stops

 

(20 sec) Refer to Calibration Procedure.

Pump Cal. #

Enter mL collected from the 20 sec.

 

test above.

 

Default = 22

 

Range = 18 - 26mL

Water Flow Rate

Set PRIME-NORMAL-RINSE switch

 

to RINSE position. Place Graduated

 

Cylinder under dispense tip. Press and

 

hold Dispense Switch until pump stops

 

(20 sec) Refer to Calibration Procedure.

Water Flow Rate

Enter mL collected from the 20 sec.

 

test above.

 

Default = 760

 

Range = 780 - 820 mLiters

Cabinet Temperature

LCR-1 Only Used to set the Target

 

Cabinet Temperature

 

Default = 40°F (4°C)

 

Range = 35°F - 75°F (2° - 24°C)

English or Metric Mode

Used to select the desired units.

 

Default = English

 

S.I. for Metric

Error Code Memory

Display cycles through the last (3)

 

Error Codes.

 

Erase by holding the Decrease (-)

 

switches for 10 sec.

 

Currently have to hold (+) & (-)

17

44806.1 081211

 

Image 17
Contents Phone 217 529-6601 FAX 217 LCR-1 LCA-1BUNN-O-MATIC Commercial Product Warranty Contents 00656.0001 User Notices27442.0000 33461.0005 11646.0002Plumbing Requirements IntroductionElectrical Requirements Locating the Dispenser Initial SET-UPPlumbing HOOK-UP Electrical HOOK-UPUser Interface Operating Controls and InterfaceOperating Controls and Interface Priming the Concentrate Line Installing Pump TubingInstalling the Pump Tubing Initial Fill & Heat Level Selected Alarm Rinse Alarm FeatureCabinet Target Temperature LCR-1 Only LED Display Display Mode DescriptionProgramming the Dispenser Programming the Dispenser Program Mode DescriptionOperating the Dispenser Daily Rinsing General Cleaning and Sanitizing ProceduresDaily Parts Washing Weekly SanitizingCleaning the AIR Filter LCR-1 Only Preventive MaintenanceReplacing the Pump Tubing Replacing the Water FilterCalibrating the Dispenser Calibration Mode  DESCRIPTIONDefault setting Reset Factory DefaultsReset by holding the Decrease Calibrating the DispenserLED Display Error Troubleshooting GuideError Codes DESCRIPTION/TROUBLESHOOTING Troubleshooting Guide Error CodesFollow errors codes apply to the LCR-1 only Calibrating the Concentrate Pumps Calibration of the Concentrate Pump & Dispenser Flow RateCalibrating the Dispenser Flow Rates Calibration of the Concentrate Pump & Dispenser Flow RateDraining the HOT Water Tank Tank Heater Schematic Wiring Diagram LCR-1 / LCA-1