Bunn CDBC, CEZF 120V AC 2 Wire 120/208V AC 3 Wire 120/240V AC 3 Wire, Levelsingle Phase

Page 32

 

SCHEMATIC WIRING DIAGRAM CDBC-APS/TS/TSR

 

 

 

EARLY MODELS

 

 

 

L1

 

 

GRN

N

L2

 

 

 

 

 

 

LIMIT

 

 

 

 

 

THERMOSTAT

 

TANK HEATER

WHI-14 (MODELS 15 & 20)

 

BLK-14

BLU-14

BLK-14

 

 

RED-14 (MODEL 35)

 

 

 

 

 

 

 

WHI

"KEEP WARM" HEATER

 

WHI

 

BLK

 

 

 

 

 

 

 

 

 

 

BLK

 

WHI

 

 

COUNTER

 

GRN

 

 

 

(OPTIONAL)

 

REFILL

 

 

 

 

 

 

J1-1

 

 

BLK

 

 

 

 

 

 

 

 

 

 

 

 

WHI/BLU

SOL

WHI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

BLK

 

 

 

 

 

 

 

 

 

 

 

 

J1-2

 

 

 

 

 

 

 

 

 

DISPENSE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

COM

 

BLU-14

 

 

 

 

 

WHI/GRN

 

 

 

 

 

 

 

 

WHI

N

N.O.

 

BLK-14

 

 

 

 

 

 

SOL

 

 

 

 

 

 

 

 

 

T

 

WHI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WHI

R

J1-1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L

PWHI/BLU

J1-5

C

B

O

AWHI/GRN

R J1-10

DCONTROL PANEL ASSY

J2-1 BREW SW

 

ON/OFF SW

J2-6

HIDDEN SW

 

J2-11

STATIC

SHIELD

J3-1

PNK

GRN

 

 

WHI

J3-4

BLK

 

 

t°

120V AC 2 WIRE

120/208V AC 3 WIRE

120/240V AC 3 WIRE

LEVELSINGLE PHASE

PROBE

29257.0000B 12/99 ©1998 BUNN-O-MATIC CORPORATION

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Contents Post Office BOX SPRINGFIELD, Illinois Phone 217 FAX 217Contents IntroductionUser Notices Electrical Hook-Up Electrical RequirementsPlumbing Requirements ON/OFF Switch Brew SwitchReady Indicator Operating ControlsCoffee Brewing CleaningInitial SET-UP CEZ-APS/TS/TSR Adjustments & Optional Settings Adjusting Brew VolumesCDBC-APS/TC/TS/TSR Adjustments & Optional Settings Setting Brew TemperatureDisplaying Brew Temperature Setting Brew LockoutWater Sensing Threshold Adjustment Procedure CDBC-APS/TC/TS/TSR Adjustments & Optional SettingsTroubleshooting Before troubleshooting this brewer, check for the followingTroubleshooting Refill Circuit ProblemProbable Cause RemedyTroubleshooting Refill Circuit 2a. Water Level Probe Sensing System CDBC-APS/TS/TSRWater not touching temperature probe Heating Circuit Problem Probable Cause RemedyWater does not heat to proper temperature Troubleshooting Heating Circuit Problem Probable Cause RemedyCont Control Board Cdbc & CEZReplace the control board.See Pages 21Brewing Circuit Problem Probable Cause Troubleshooting Brewing Circuit Water temperature Set-upinstructionsDripping from sprayhead Lime build up RequiredFunnel loading Problem Probable CauseDry coffee grounds remain Sprayhead Funnel Diagnostics Cause Things to CheckContents ServiceComponent Access Service Control BoardService Control Board Model CEZ-APS/TS/TSR Control BoardService Switch Panel Model CDBC-APS/TC/TS/TSR Switch PanelON/OFF Switch Wiring Service Brew Switch Start Model CEZ-APS/TS/TSR Brew Switch WiringDispense Valve Dispense ValveLimit Thermostat Limit ThermostatTank Heater Tank HeaterService Tank Heater Tank Heater WiringRefill Valve Check for continuity across the refill valve coil terminals120V AC 2 Wire 120/208V AC 3 Wire 120/240V AC 3 Wire Levelsingle PhaseSchematic Wiring Diagram CEZ-APS/TS/TSR 120V AC 2 Wire Cdbc 15, 20 & 35 APS/TC/TS

CEZF, CDBC specifications

The Bunn CEZF and CDBC are two popular commercial coffee brewers offered by Bunn, a leader in the coffee equipment industry. Both models are designed to meet the demands of high-traffic settings such as cafes, restaurants, and other foodservice establishments. They combine advanced technology with user-friendly features to ensure consistent, high-quality coffee with minimal effort.

The Bunn CEZF model is known for its easy-to-use design and efficiency. One of its standout features is the "Digital Brewer" control, which allows operators to adjust brewing parameters such as brew time and water temperature. This level of customization enables baristas to consistently create the perfect cup of coffee tailored to their specific blends. Furthermore, the CEZF has a unique "intelligent" warming plate that maintains the optimal serving temperature without over-extraction, ensuring that each cup of coffee remains flavorful.

On the other hand, the Bunn CDBC incorporates a dual brewing capacity that allows for larger batches of coffee to be made simultaneously. This feature is particularly beneficial in high-demand environments where quick service is essential. The CDBC also utilizes a patented brew control technology, enabling users to select their brew strength with just a few button presses. This flexibility is complemented by its high-performance heating element, which heats water rapidly, ensuring that coffee is brewed at the ideal temperature for optimal extraction.

Both models are equipped with a large water reservoir, ensuring a continuous supply of hot water for brewing. They also feature high-quality stainless steel constructions that enhance durability and make cleaning easier. The intuitive interface on both models simplifies operation, with clear instructions that allow even novice users to brew exceptional coffee right away.

In terms of safety, both the CEZF and CDBC are designed with auto shut-off features and integrated safety protocols, minimizing the risk of overheating and ensuring a secure brewing environment.

Overall, the Bunn CEZF and CDBC are excellent choices for any commercial kitchen or café looking to serve high-quality coffee efficiently. Their advanced features, durability, and ease of use make them top contenders in the commercial brewing category.