Bunn manual Schematic Wiring Diagram JDF-2 Remaining Circuits

Page 32

WHI

K1

WHI/GRN

 

 

BLU/BLK BRN/BLK

K1

CONDENSOR FAN BLU/BLK MOTOR WHI

ON/OFF

BLK

OPTIONAL

50/60 VAC

BLK FLUORESCENT

LAMP

BALLAST

WHI

 

 

 

 

GRN

 

 

4

WHI

 

 

 

 

 

BLK

GRN

 

GRN

 

BLK

 

BLK

 

 

 

1

 

 

WHI

 

 

 

 

TRANSFORMER

 

 

LAMP ASSY.

 

 

 

BLK

BLU

 

 

 

 

24 VAC

 

WHI

WHI/BLU

 

 

 

 

24 VDC

GRY

120V

MODELS

L1 N

AB A B

 

230V

 

 

MODELS

 

GND L1 N

GRN/YEL

BRN BLU

 

 

BLK WHI

 

 

EMI

 

FILTER

 

A

B

COMPRESSOR ASSEMBLY

 

 

120 VAC or

 

 

 

 

 

K2

230 VAC

LIMIT

 

 

 

 

1

10

WHI

RINSE WHI/GRY

– RECT +

BLU/BLK

THERMOSTAT

 

BRN/BLK

COMP.

K2

 

 

 

 

RED/BLK GRY WHI BLK RED/BLK WHI/GRN

SOL

 

RED/BLK

24 VDC

GRN

SCHEMATIC WIRING DIAGRAM

JDF-2 REMAINING CIRCUITS

 

 

 

SANITIZE

 

 

+

 

 

SWITCH

 

A

 

 

 

 

 

24 VDC

 

GRY

 

 

VIO

 

 

PNK

5 VDC

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

 

RED VIO

 

 

 

 

 

 

 

1

 

 

 

 

 

RED BLK

 

 

 

 

 

 

BEEPER

24 VDC

 

RED

1

 

 

 

 

 

 

 

 

FAN

BLK

 

 

 

GRN/YEL

 

 

 

 

 

 

WHI/RED

BLK

RECIR.

WHI

 

 

 

WHI

PUMP

 

 

 

 

 

 

 

 

 

 

 

120 VAC or

 

PNK

 

 

230 VAC

 

WHI

 

 

 

 

 

 

GRY

 

 

 

 

 

 

1

6

 

 

 

 

GRY

GRY WHI PNK

 

 

 

 

 

 

 

 

 

 

 

WHI/BLK

WHI

 

 

 

 

 

 

 

 

 

 

1

 

WHI/RED

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

BLK BLK

BLK

WHI

P

 

 

 

R

 

 

 

O

 

 

 

B

t

 

 

E

CABINET

THERMISTOR

t

WATER BATH

 

THERMISTOR

RED/BLK

 

 

 

 

 

WHI

 

 

 

 

 

 

 

 

WHI/GRN WHI/GRY BRN/BLK

 

 

 

 

 

 

WHI/RED

WHI

 

J6-1 J5-1

 

J5-5

J5-10

J5-15

VIO

J6-6

 

 

 

 

 

 

 

 

 

 

 

 

 

RED/BLK

 

 

 

 

 

 

 

GRY

 

 

 

 

 

 

 

GRY

 

 

 

 

C

 

 

 

J6-12

 

 

 

 

 

 

 

 

 

O

 

 

RED

J3-1

 

 

 

N

 

 

 

 

 

T

 

 

WHI/RED

 

 

 

 

 

J3-2

 

 

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

J1-1

 

 

 

L

 

 

 

 

 

 

P

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

B

 

 

 

J1-5

 

 

 

O

 

 

 

 

 

 

A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

D

 

 

RED

J1-10

 

 

 

 

 

 

PNK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

JUMPER ON

 

 

 

VIO

 

 

PINS J4-1 & J4-4

 

 

 

 

 

230V MODELS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ONLY

 

 

 

 

J1-18

J4-1

J4-5

J4-10

J4-14

 

 

 

GRY

 

GRN GRY GRY WHI/BLK WHI

PNK

 

 

B

BLK

19-J5 J11-1

J11-3

J9-1

J9-6

J8-1

J8-8

J7-1

J7-5

J7-10

J7-16

RED/BLK

WHI

BLK

WHI/BLU

WHI/VIO

WATER

INLET

SOL

32

38310 012207

 

Image 32
Contents JDF-2 Phone 217 529-6601 FAX 217BUNN-O-MATIC Commercial Product Warranty Contents User NoticesInitial SET-UP Electrical RequirementsPlumbing Requirements CE RequirementsPlumbing Requirements Initial FillLoading PrimingPlumbing Hookup Frozen ConcentratesRefrigeration Switch Refrigeration SwitchSanitize Switch Operating ControlsOperating Controls Portion Control Models Refer to Fig Dispenser USEPress and Hold Models Refer to Fig Weekly Sanitizing Cleaning & Preventive MaintenanceDaily Parts Washing Cleaning Cleaning Monthly Clean Condenser Air Filter Annually Replace Pump TubingAdjustment & Optional Settings Temperature Compensated Refractometer MethodPer 3-second test Mix RatioProduct Brix % Adjustment & Optional Settings Pump Speed Programming Cup Size Programming Portion Control Dispensers OnlyAdjustment & Optional Settings Dispenser Lockout Service LockoutAdjustment & Optional Settings Password ProtectionDispense Fault List Beeper FaultCooling Fault List DBC display FaultDip Switch Function List Refill indicator when concentrate out is detectedControls Off Audio feedback during dispensesFunction List Troubleshooting Problem Probable CauseAccess bath fill valve and top off bath tank All water LEDs flashTroubleshooting ProblemCooling system failure or DBC fault RemedyBottle adapter switch mem- brane Dispense touchpadRefill LED not extinguishing All stations dispense concentrate Main water supply OnlyWater only Problem Probable Cause RemedyConcentrate only Initial fill/setup Cant access programming Programming password featurePassword Nect fittingsFault codes Is powered from the step-downOnce water is set, adjust motor Step-down transformerDifficulty brixing and/or weak bev Pump tubing Erage StationUse of portable water pump Difficulty brixing bag-in-boxCoolant Schematic Diagram Schematic Wiring Diagram Schematic Wiring Diagram Schematic Wiring Diagram JDF-2 Control Panel Circuit Schematic Wiring Diagram JDF-2 Remaining Circuits

JDF-2 specifications

The Bunn JDF-2 is a cutting-edge coffee brewing system designed for high-performance environments such as coffee shops, restaurants, and offices. This versatile machine combines advanced brewing technologies with user-friendly features, making it a popular choice among coffee aficionados and professionals alike.

One of the standout features of the Bunn JDF-2 is its ability to brew coffee quickly and efficiently. The machine boasts an innovative brewing system that utilizes an advanced heat exchange technology, ensuring that water is heated to the optimal brewing temperature in no time. This results in a rapid brew time, allowing operators to serve freshly brewed coffee continuously, even during peak hours.

The Bunn JDF-2 is equipped with a digital control interface that allows users to customize their brewing settings with ease. This interface features adjustable brew times, water temperatures, and batch sizes, allowing baristas to fine-tune each brew to achieve the perfect flavor profile. Additionally, the machine can store multiple recipe presets, enabling quick access to different brewing styles.

Durability and reliability are also key characteristics of the Bunn JDF-2. Constructed from high-quality materials, it is designed to withstand the rigors of everyday use. This commercial-grade machine is built to last, ensuring that businesses can rely on it for consistent performance over time. The JDF-2 also incorporates a variety of safety features, including automatic shut-off mechanisms and easy-access components for maintenance, making it a safe choice for busy environments.

The Bunn JDF-2 employs a dual brewing system, which can brew both regular and decaffeinated coffee simultaneously. This feature is particularly beneficial for establishments that cater to diverse customer preferences. The machine's capabilities also extend to brewing specialty beverages, further enhancing its versatility.

In terms of design, the Bunn JDF-2 presents a sleek and modern aesthetic that complements any coffee shop or commercial kitchen. Its compact size allows for easy integration into existing workflows, maximizing space efficiency without compromising performance.

Overall, the Bunn JDF-2 stands out as a premier choice for those seeking a powerful, efficient, and user-friendly coffee brewing system. With its advanced technologies, customizable settings, and robust construction, it meets the demands of both high-volume coffee operations and discerning coffee lovers.