Bunn service manual Schematic Wiring Diagram LCR-1 / LCA-1, Tank Heater

Page 23

L1

SCHEMATIC WIRING DIAGRAM LCR-1 / LCA-1

 

N

GRN

LIMIT THERM.

BLK-16 BLK-16

ORG

 

HOT WATER

WHT

 

SOL

WHT/RED

TANK HEATER

120 V 1425 W

WHT-16

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

1

 

BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COM N.O.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WHT

 

 

 

WHT

 

 

WHT/VIO

J4-1

 

 

 

 

 

 

J10-1

 

 

 

WHT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PNK

 

 

 

 

 

 

 

ORG

 

 

 

 

 

 

 

 

 

 

 

PNK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

 

 

 

 

 

 

 

 

 

 

 

WHT/RED

 

 

 

 

 

 

 

 

 

 

 

 

GRN

 

 

 

 

 

 

TANK

 

 

 

 

 

 

 

J10-4

 

 

 

GRN

 

 

 

 

 

 

BRN/WHT

J4-5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRODUCT VALVE

WHT

 

SOL

WHT/VIO

 

 

 

INLET VALVE

WHT

SOL

BRN/WHT

 

 

 

 

WHT

 

 

 

 

 

 

RED

1

PNK

PUMP

 

 

 

BLK

 

RED/BLK

RPM SENSOR

GRN

 

ORG

 

M

RED

 

 

PUMP

BLK

 

 

WHT

 

 

 

 

 

WHT

 

 

 

 

 

WHT

 

 

 

 

 

BLK

 

 

J4-10

 

 

 

 

 

 

 

 

 

 

 

 

J8-1

 

 

 

 

 

J8-5

RED

 

 

J7-1

MAIN

J8-10

BLK

 

 

 

CONTROL

 

PNK

 

 

 

BOARD

 

ORG

 

 

 

 

J8-14

RED/BLK

 

 

J7-5

 

 

 

 

 

 

WHI/YEL

PRIME

WHI/BLK

NORMAL

YEL

RINSE

 

GRY

PROGRAM

BLU

NIGHT

WHT/GRY

RUN

 

 

 

 

 

 

 

LCR-1 ONLY

 

 

 

 

 

J9-1

VIO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EVAPORATORFAN

 

MEMBRANE SWITCH

BLK

J1-1

 

WHT/VIO

1

BLK

EVAPORATOR

 

 

J9-4

 

BLK

 

 

DOOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J9-6

 

 

 

 

 

 

 

 

WHI

 

 

 

 

 

 

 

 

 

DOOR

YEL

 

 

WHT/GRN

+

RED

 

 

 

CONTROL BOARD

BLU

 

 

BRN

 

BLK

 

 

 

GRN

J1-5

 

-

 

 

 

 

ORG

J1-6

 

BLU/BLK

 

 

 

 

 

 

 

 

 

 

 

COMPRESSOR

 

 

 

 

 

 

 

 

WHI

 

 

 

 

 

 

 

 

 

 

 

MEMBRANE SWITCH

 

 

J11-1

GRN

YEL

 

 

 

CONDENSER FAN

PROGRAM

 

 

 

 

 

WHI

 

 

 

 

 

 

 

 

 

 

CONDENSER

 

TAN

 

 

 

 

 

 

 

 

J2-1

J11-5

BRN

 

 

 

 

 

 

 

WHI/ORG

 

 

 

 

 

 

 

J2-4

 

 

WHI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TRANSFORMER

 

 

 

 

ORG

0

RELAY

 

 

 

 

 

 

 

 

COIL

 

 

 

PRIMARY

WHI

 

 

 

WHI

1

 

 

 

 

BLK

 

WHI

 

WHI

 

 

 

 

 

 

TAN

 

 

GRN

2

CONTACT

 

 

 

SECONDARY

WHI/ORG

BLK

 

WHT/GRN

4

 

 

 

 

 

 

 

BLK

6

 

 

 

 

 

 

 

 

BLU/BLK

8 CONTACT

 

 

 

 

 

 

 

 

YEL

 

 

 

 

 

 

BLK

 

 

 

WHI

 

 

 

 

 

120 VOLTS AC

 

 

 

 

 

 

 

 

 

 

2 WIRE + GRD

 

 

 

 

 

 

 

 

 

 

SINGLE PHASE, 60 HZ

44869.0000B 08/11 © 2011 Bunn-O-Matic Corporation

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

23

44806.1 081211

 

Image 23
Contents Phone 217 529-6601 FAX 217 LCR-1 LCA-1BUNN-O-MATIC Commercial Product Warranty Contents 33461.0005 11646.0002 User Notices00656.0001 27442.0000Plumbing Requirements IntroductionElectrical Requirements Electrical HOOK-UP Initial SET-UPLocating the Dispenser Plumbing 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 Weekly Sanitizing General Cleaning and Sanitizing ProceduresDaily Rinsing Daily Parts WashingReplacing the Water Filter Preventive MaintenanceCleaning the AIR Filter LCR-1 Only Replacing the Pump TubingCalibrating the Dispenser Calibration Mode  DESCRIPTIONCalibrating the Dispenser Reset Factory DefaultsDefault setting Reset by holding the DecreaseLED 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