Bunn CDS-3 manual Main Power ON/OFF Switch

Page 22

SERVICE (cont.)

MAIN POWER ON/OFF SWITCH

P1923

FIG. 15 MAIN POWER ON/OFF SWITCH

Location:

The main power switch is located inside the dis- penser on the right of the whipper motor mounting panel.

Test Procedure:

1.Disconnect the dispenser from the power source.

2.Disconnect the black wires from the main wiring harness.

3.With the switch in the ON (lower) position check for continuity between the center and the upper terminal. With the switch in the OFF (upper) posi- tion no continuity should be present between center and upper terminals.

If continuity is present as described, the main power switch is operating properly.

If continuity is not present as described, replace the switch.

Removal and Replacement:

1.Disconnect the dispenser from the power source.

2.Open the dispenser door and remove the hopper assembly out the front of the dispenser.

3.Remove the four #8-32 screws securing the hopper support panel to the auger motor mounting panel and the whipper motor mounting panel.

4.Slowly lift the hopper support panel up and discon- nect the red/black and green wires from the hopper switch.

5.Remove the switch mounting nut on the front of the whipper motor mounting panel.

6.Remove switch with wires attached from the rear of the whipper motor mounting panel.

7.Remove the wires from the switch terminals and discard switch.

8.Connect the wires to the new switch, refer to Fig. 16.

9.Push new switch through hole in the whipper motor mounting panel and secure with face nut.

10.Connect the red/black and green wires to the hopper switch. See Fig. 10 on page 17.

11.Install the hopper support panel to the auger motor mounting panel and the whipper motor mounting panel using the four #8-32 screws.

12.Install the hopper assembly.

BLK from Power

 

Cord

 

BLK from Main

 

Harness

 

FIG. 16 MAIN POWER ON/OFF

P1907

 

SWITCH TERMINALS

 

22

29793 061599

 

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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 TipsDispense Fault ListNormal operation Powder Auto-Fill ready to Door not closedTroubleshooting Problem Probable CauseProblem RemedyProblem Probable Cause Remedy Install a regulator if necessary to Procedures. SeeImproper adjustment of product Product overflows CDS hopper Control Board and ProbeService Component AccessRetainer Clip Auger Drive ComponentsHopper Lid 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.