Bunn S/N CDBC020213, CDBCFP, CDBCP service manual Troubleshooting Brewing Circuit

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TROUBLESHOOTING (cont.)

 

 

 

BREWING CIRCUIT (cont.)

 

 

 

PROBLEM

 

PROBABLE CAUSE

 

REMEDY

Dry coffee grounds remain in the

1. Sprayhead

 

Make sure sprayhead is present

funnel

 

 

and holes are clear and unob-

 

 

 

 

structed.

 

 

2. Funnel loading

 

The BUNN¨ paper filter must be

 

 

 

 

centered in the funnel and the bed

 

 

 

 

of grounds leveled by shaking gen-

 

 

 

 

tly.

Low beverage serving tempera-

1. Warmer

 

Disconnect the brewer from the

ture

 

 

power source. Remove the warmer

 

 

 

 

plate and turn upside down to ex-

 

 

 

 

pose the warmer terminals. Re-

 

 

 

 

move the two wires. Check for

 

 

 

 

continuity across the two warmer

 

 

 

 

terminals. If continuity is not

 

 

 

 

present, replace the warmer ele-

 

 

 

 

ment (See page 30). If continuity

 

 

 

 

is present, reconnect the wires to

 

 

 

 

the warmer element. Check for

 

 

 

 

voltage at the warmer terminals.

 

 

 

 

Turn the warmer switch "ON". The

 

 

 

 

indicator light will come on. Volt-

 

 

 

 

age should be present at the ter-

 

 

 

 

minals. If not, disconnect power

 

 

 

 

supply and check wiring and

 

 

 

 

switch.

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Contents DIS Vers ION Introduction ContentsBUNN-O-MATIC Commercial Product Warranty User Notices Electrical Hook-Up Electrical RequirementsPlumbing Requirements ON/OFF Switch Brew SwitchReady Indicator 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 followingRemedy TroubleshootingRefill Circuit Problem Probable Cause Troubleshooting Refill Circuit Fill or refill does not shut OFF ON/OFF Switch onHeating Circuit Problem Water does not heat to proper temperatureProbe, tank or tank heater Troubleshooting Heating CircuitProblem Probable Cause Spitting or excessive steaming Temperature Probe Cont Control BoardWater supply Lime build upBrewing Circuit Problem Probable Cause Brew cycle will not start Display flashingProblem Probable Cause Remedy Brewing CircuitWater temperature Dripping from spray head Lime build upRequired Weak beverage SprayheadTroubleshooting Brewing Circuit Diagnostics Cause Things to CheckContents ServiceComponent Access Control Board ServiceDisconnect the 11-pin connector from the control panel 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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