Bunn CDS-3 manual Operating Instructions

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OPERATING INSTRUCTIONS

1.On the CDS control panel, make the following switch settings:

a)POWER- “ON”

b)DAY/NIGHT- “DAY”

2.Pull the Powder Auto-Fill fully forward on its sup- port rails and open the door.

3.Fill the Powder Auto-Fill product hopper as fol- lows:

a)Pull the slide gate closed on the Powder Auto-Fill product hopper elbow and remove the hopper from the Powder Auto-Fill.

b)Remove the lid from the product hopper and fill the hopper with a powdered granita mix.

c)Install the product hopper into the Powder Auto- Fill. Insure hopper is fully seated behind retainer plates.

d)Push the slide gate on the hopper ejector elbow to the open position.

4.Place the ON/OFF switch at the Powder Auto-Fill whipper panel to “ON”.

5.After allowing 5 seconds for the Powder Auto-Fill to initialize, observe the door lamp. The door lamp should not be lit. If the door lamp is lit, consult the fault list located on the decal placed on the back of the door. Clear the fault before proceeding.

NOTE: If the Powder Auto-Fill is being used for the first time with the selected granita mix, perform an adjust- ment as described in ADJUSTMENTS.

6.Close the Powder Auto-Fill door and observe the following:

a)The door lamp lights steadily.

b)The Powder Auto-Fill begins dispensing liquid granita product.

7.The Powder Auto-Fill will continue to fill the CDS product hopper until the liquid level in the CDS hopper reaches the product level probe or for 5 minutes, which ever occurs first.

8.If the Powder Auto-Fill fails to fill the CDS hopper in 5 minutes, the following will occur:

a)The Powder Auto-Fill will stop dispensing prod- uct.

b)The door lamp will flash 4 times about every 2 seconds.

9.After checking the CDS and Powder Auto-Fill set-up, the 5 minute refill fault may be cleared by simply opening and closing the Powder Auto-Fill door.

10.Once the product level in the CDS covers the au- ger, make the following switch settings at the CDS control panel:

a)AUGER - “1”.

b)ICE/OFF/NO ICE - “ICE” or “NO ICE” as appropri- ate for the granita product.

11.From this point onward, the Powder Auto-Fill will continue to automatically refill the CDS hopper, maintaining the CDS product at an approximate 2 gallon level.

12.When the Powder Auto-Fill powder level falls low, the door lamp will cycle ON and OFF, but will continue to dispense product for a preset period. When this period expires, the Powder Auto-Fill will continue to cycle the door lamp ON and OFF and will stop dispensing product.

13.To clear the low product fault, simply refill the powder as follows:

a)Open the Powder Auto-Fill door.

b)Close the hopper slide gate.

c)Remove the product hopper.

d)Refill the product hopper with powdered granita mix.

e)Replace the hopper.

f)Push the slide gate on the hopper ejector elbow to the OPEN position.

g)Close the Powder Auto-Fill door.

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Contents Powder Auto Fill Post Office BOX SPRINGFIELD, IllinoisIntroduction BUNN-O-MATIC Commercial Product WarrantyInitial SET-UP User Notices Operating Instructions Adjustments Cleaning Recommended Daily Cleaning and Maintenance TipsFault List Normal operation Powder Auto-Fill ready toDispense Door not closedTroubleshooting Problem Probable CauseProblem RemedyProblem Probable Cause Remedy Procedures. See Improper adjustment of productInstall a regulator if necessary to Product overflows CDS hopper Control Board and ProbeService Component AccessAuger Drive Components Hopper LidRetainer Clip Spacer Dust Seal Hopper BaseDisconnect the dispenser from the power source Auger Drive MotorFrother and MIXING/WHIPPER Chamber Mixing ChamberWhipper Motor Volts ac for 120 volt models Volts ac for 230 volt CE modelsInstall dispense tip into the bottom of the whipper chamber Whipper MotorControl Board and Level Probe If voltage is present as described, proceed to #9Test Procedure Low Product Detect Instal the new control board using the four #6-32 keps nuts Remove the control boardTEST/SERVICE Switch LocationMain Power ON/OFF Switch Main Power ON/OFF SwitchLamp Cord Assembly Refer to when reconnecting the wiresDisconnect the lamp cord from the lamp cord con- nector Lamp Cord ConnectorIf voltage is present as described, proceed to #6 Lamp HOLDER/SOCKET Assembly Lamp HOLDER/SOCKET AssemblyTransformer TransformerPotentiometer PotentiometerHopper Level Indicator Hopper Level IndicatorHopper Switch Hopper SwitchDoor Switch Door SwitchAdjustments Pressure Regulator and Needle ValveDispense Solenoid Valve Dispense Solenoid ValveWiring Diagrams Schematic Wiring Diagram PAF BLK REDWiring Diagrams Schematic Wiring Diagram Pafa BLK
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CDS-3 specifications

The Bunn CDS-3 is a commercial coffee brewer renowned for its reliability, efficiency, and high-quality performance. Designed for busy environments such as cafés, restaurants, and convenience stores, it offers the perfect balance of capacity and functionality, making it ideal for high-demand situations.

One of the standout features of the Bunn CDS-3 is its ability to brew up to 3.8 gallons of coffee per hour. This impressive capacity meets the needs of busy establishments where a constant supply of fresh coffee is crucial. The brewer’s stainless steel construction not only ensures durability but also maintains temperature, thus preserving the coffee’s rich flavor and aroma.

The CDS-3 incorporates Bunn's patented brewing technology, including the "Pour-Over" method. This feature allows for easy operation and contributes to the even extraction of coffee grounds. The machine is equipped with a pre-infusion mode that saturates coffee grounds before brewing, enhancing extraction for a fuller, more complex flavor profile.

Temperature control is another vital characteristic of the Bunn CDS-3. It maintains the water temperature between 195°F to 205°F, the ideal range for optimal coffee brewing. The brewer’s internals are designed for rapid heating, ensuring that the water reaches the desired temperature quickly and consistently, which is essential for high-quality coffee production.

In terms of usability, the Bunn CDS-3 offers an intuitive interface, allowing staff to operate it with minimal training. The front-access design not only simplifies maintenance, but also makes it easy to refill water and perform routine cleaning. Furthermore, the large capacity coffee pots ensure that the brewed coffee can be stored efficiently, minimizing waste.

Equipped with a unique spray head system, the Bunn CDS-3 ensures uniform saturation of the coffee grounds. This feature supports optimal extraction, allowing users to produce a rich and flavorful brew that keeps customers coming back for more.

In summary, the Bunn CDS-3 is a well-engineered, commercial-grade coffee brewer that excels in high-demand environments. Its robust construction, advanced brewing technology, consistent temperature control, and user-friendly design make it a favorite among coffee enthusiasts and professionals alike, affirming its reputation as a reliable and effective solution for coffee brewing needs. Whether for a bustling café or a catering service, the Bunn CDS-3 delivers a consistently great cup of coffee every time.
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