Bunn CDS-3 manual Auger Drive Motor, Disconnect the dispenser from the power source

Page 14

SERVICE (cont.)

AUGER DRIVE MOTOR

P1922

FIG. 4 AUGER MOTOR

Location:

The auger motor is located on the right rear of the motor assembly mounting panel.

Test procedures:

1.Disconnect the dispenser from the power source.

2.Check the voltage across the positive (red wire) terminal and the negative (black wire) terminal on the auger motor with a voltmeter. With the dispenser door open and the product level in the CDS hopper lower than the probe, press and hold the SERVICE switch. Connect the dispenser to the power supply. The indication must be 4.0 to 26.5 volts dc.

If voltage is present as described, the auger mo- tor drive is operating properly. If auger does not turn, replace the auger motor.

If voltage is not present as described, refer to wiring diagrams and check wiring harness.

Removal and Replacement:

1.Remove hopper assembly and set aside for reas- sembly.

2.Remove six #8-32 screws securing the rear cover and remove the rear cover.

3.Remove the four #8-32 screws located inside the dispenser housing on the lower right front of the auger motor mounting panel, securing the auger

motor mounting bracket and auger motor to the rear of the auger motor mounting panel.

4 Disconnect the wires from the auger drive motor.

5.Remove the auger motor mounting bracket, auger motor and dust seal as an assembly.

6.Remove the dust seal from the auger motor and discard the motor.

7.Install dust seal on the new auger motor shaft and align the notch in the seal with the motor casting.

8.Connect the wires from the auger motor to the terminals in the main wiring harness. See Fig. 5.

9.Using four #8-32 screws, install the auger motor, dust seal and mounting bracket to the rear of the auger motor mounting panel.

10.Install the hopper assembly.

11.Install the rear cover with six #8-32 screws.

RED to Control

Board (J1-1)

BLK to GRN Wire

Main Harness to

Control Board (J1-7)

P1902

FIG. 5 AUGER MOTOR TERMINALS

14

29793 061599

 

Page 13 Page 15
Image 14
Page 13 Page 15
Contents Powder Auto Fill Post Office BOX SPRINGFIELD, IllinoisInitial SET-UP BUNN-O-MATIC Commercial Product WarrantyIntroduction 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 wiresIf voltage is present as described, proceed to #6 Lamp Cord ConnectorDisconnect the lamp cord from the lamp cord con- nector 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
Related manuals
Manual 60 pages 54.74 Kb Manual 34 pages 32.1 Kb

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.
Top Page Image Contents