Bunn CDBCFP, S/N CDBC020213, CDBCP service manual Brewing Circuit, Problem Probable Cause Remedy

Page 18

TROUBLESHOOTING (cont.)

 

 

 

 

BREWING CIRCUIT (cont.)

 

 

 

 

PROBLEM

 

PROBABLE CAUSE

 

REMEDY

Brew cycle will not start (cont.)

 

8. Control board or dispense valve

If the switch panel is operating

 

 

 

 

properly, proceed as follows. At-

 

 

 

 

tach a voltmeter to the terminals

 

 

 

 

of the dispense solenoid. Connect

 

 

 

 

the brewer to the power source.

 

 

 

 

Turn on the brewer and press the

 

 

 

 

BREW switch. Voltage should be

 

 

 

 

present at the solenoid terminals.

 

 

 

 

If voltage is not present, refer to

 

 

 

 

the wiring diagrams and check

 

 

 

 

the wiring harness. If voltage is

 

 

 

 

present, check for continuity

 

 

 

 

across the terminals of the sole-

 

 

 

 

noid coil. If continuity is not

 

 

 

 

present, replace the solenoid (See

 

 

 

 

page 25). If continuity is present,

 

 

 

 

the valve may be stuck closed.

Consistently low beverage level in

1. Brew volume

the dispenser or beverage over-

 

flows dispenser

 

Set up brewer according to in- structions in section Adjustments- Brew Volumes. (See page 8) Us- ing a stop watch or second hand, time the length of the brew cycle. Record this time inside the top lid. If service is ever needed again, use the time as reference to determine if time has changed.

2.

Lime build up

Inspect the dispense valve and

 

 

spray head for excessive lime de-

 

 

posits. Delime as required.

3.

Dispense Valve

Remove dispense valve and clear

 

 

any obstructions. Rebuild or re-

 

 

place valve if necessary. (See page

 

 

25)

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Contents DIS Vers ION Contents BUNN-O-MATIC Commercial Product WarrantyIntroduction User Notices Electrical Requirements Plumbing RequirementsElectrical Hook-Up Ready Indicator ON/OFF SwitchBrew Switch Temperature IndicatorsInitial SET-UP Coffee BrewingPOUR-OVER Feature CleaningCDBC, Single CD Adjustments & Optional Settings Setting Brew TemperatureAdjustments & Optional Settings Water Sensing Threshold Adjustment ProcedurePulse Brew Setup Procedure Cdbc & Single CD Troubleshooting Before troubleshooting this brewer, check for the followingTroubleshooting Refill Circuit Problem Probable CauseRemedy Troubleshooting Refill Circuit Fill or refill does not shut OFF ON/OFF Switch onHeating Circuit Problem Water does not heat to proper temperatureTroubleshooting Heating Circuit Problem Probable CauseProbe, tank or tank heater Water supply Spitting or excessive steaming Temperature Probe ContControl Board Lime build upBrewing Circuit Problem Probable Cause Brew cycle will not start Display flashingProblem Probable Cause Remedy Brewing CircuitRequired Water temperatureDripping from spray head Lime build up Weak beverage SprayheadTroubleshooting Brewing Circuit Diagnostics Cause Things to CheckService Component AccessContents Service Disconnect the 11-pin connector from the control panelControl Board Switch Panel Switch PanelDispense Valve Dispense ValveLimit Thermostat Limit ThermostatTank Heater Tank HeaterService Tank Heater Tank Heater WiringRefill Valve Check for continuity across the refill valve coil terminalsWarmer Elements LocationSchematic Wiring Diagram Cdbc 15, 20 120V AC 2 Wire 120/208V AC 3 Wire 120/240V AC 3 WireSchematic Wiring Diagram CDBCP/CDBCPF 15, 20 120V AC 2 Wire 120/208V AC 3 Wire 120/240V AC 3 WireWire Single Phase 200V AC100V AC

CDBCP, CDBCFP, CDBCF, S/N CDBC020213 specifications

The Bunn CDBCFP, S/N CDBC020213, is part of the CDB family of coffee brewers, specifically designed to offer exceptional flavor and brewing efficiency for commercial settings. This advanced machine is a significant upgrade from traditional brewing systems, focusing on precision, consistency, and ease of use.

One of the main features of the Bunn CDBCFP is its digital control system, which allows operators to easily customize brew recipes and temperatures. This feature not only enhances the flavor profile of the brewed coffee but also ensures that each cup meets customer expectations. The machine is equipped with a patented infusion technology that allows for full saturation of coffee grounds, maximizing extraction and delivering a robust flavor.

The Bunn CDBCFP also boasts a large capacity, making it ideal for high-demand environments like cafes, restaurants, and offices. The unit can brew up to 3.8 gallons of coffee per hour, ensuring a steady supply even during peak times. The design includes a dual-funnel brewing system, which helps to distribute water evenly over the coffee grounds, resulting in a more consistent extraction.

In terms of its construction, the CDBCFP features a durable stainless-steel body that withstands the rigors of commercial use. This not only ensures longevity but also makes it easy to clean and maintain. The brewer is designed with a sleek aesthetic, fitting effortlessly into any modern kitchen or service area.

Another notable characteristic is the machine's energy efficiency. The Bunn CDBCFP is designed to operate with low energy consumption, helping businesses to reduce their overall operational costs. Additionally, the brewer's quick recovery time means that it can be ready to brew within minutes, further enhancing its efficiency.

The Bunn CDBCFP, S/N CDBC020213, is also compatible with a variety of coffee types, allowing businesses to diversify their offerings. Whether it’s gourmet blends, single-origin coffees, or sustainability-focused products, the CDBCFP can handle them all with ease.

In summary, the Bunn CDBCFP stands out in the commercial coffee brewing landscape due to its digital controls, large brewing capacity, durable construction, energy efficiency, and versatility. For establishments looking to deliver high-quality coffee with reliability, this brewer is a top choice.
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