Bunn CDS-3 service manual Lamp Cord Connector, Upper left side of the auger covers Test Procedures

Page 43

SERVICE (cont.)

LAMP CORD CONNECTOR

FIG. 39 LAMP CORD CONNECTOR

P1343

 

Location:

 

The lamp cord connectors are located inside the

upper left side of the auger covers.

 

Test Procedures:

1.Disconnect the dispenser from the power source.

2.Disconnect the plug on the dispenser main harness from the connector from the lamp cord connec- tor.

3.With a voltmeter, check the voltage across the two pin holes on the main harness plug and DAY/NIGHT switch “-” in the down position and the ON/OFF switch in the “ON” position. Connect the dispenser to the power source. The indication must be ap- proximately 12.6 volts dc.

4.Disconnect the dispenser from the power source. If voltage is present as described, proceed to #5.

If voltage is not present as described, refer to the Wiring Diagram and check the dispenser main wiring harness.

NOTE: Lamp cord assembly (Fig. 37) and lamps, must be tested and determined to be functioning properly before proceeding to step 5.

5.Check for continuity across the black wire pin and red wire pin of the lamp cord connector (Fig. 40). Continuity must be present when the lamp cord assembly is connected and must not be present when lamp cord assembly is disconnected from lamp cord connector.

If continuity is not present when lamp cord assembly is connected or continuity is present when lamp cord assembly is not connected, replace the lamp cord connector.

Removal and Replacement:

1.Disconnect the lamp cord assembly from the lamp cord connector.

2.Remove the two #8-32 locking screws securing the auger motor cover the auger motor bracket/cooling drum bracket. Move cover back far enough to gain access to the lamp cord connector.

3.Disconnect the lamp cord connector wires from the dispenser main wiring harness.

4.Remove nut and washer securing the lamp cord connector to the auger motor cover and discard nut, washer and lamp cord connector.

5.Remove new nut and washer from new lamp cord connector.

6.Push new lamp cord connector through the hole in the auger motor cover and secure with the new nut and washer.

7.Reconnect the wires on the cord connector to the dispenser main wiring harness.

8.Position auger motor cover on auger motor bracket/ cooling drum bracket and secure with two #8-32 locking screws.

9.Refer to Fig. 40 when reconnecting wires.

BLK to Main Wiring Harness

RED to Main Wiring Harness

FIG.40 LAMP CORD CONNECTOR

P1323

 

43

27646 122200

 

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Contents Post Office BOX SPRINGFIELD, Illinois CDS-2 CDS-3Introduction Contents12559.0003 00986.0002 User Notices28720.0000 27443.0000 27664.0000 User NoticesCDSA-2 Only Electrical Requirements Site preparationPlace Inside of each auger shaft Initial setupHand Each cooling drum seal As shownApproximately Operating Controls Operating Controls DAY/NIGHT TimerSetting Time Setting Night Time ModeUsing the Dispenser for Cold Liquid Products Using the Dispenser for GRANITA-TYPE ProductsOther Recommendations for Your Dispenser Recommended Daily Cleaning Sugar & Alcohol products Lubrication Recommended Weekly CleaningFaucet Handles DisassemblyAssembly LubricationSnap it onto the assembly Auger assembly & Disassembly Early Augers onlyProblem Probable Cause Remedy TroubleshootingHopper Display Lights not on Circuit Breaker Auger Motor won’t turn Auger ON/OFF SwitchesAuger Motor Capacitors Refer to Service Auger Motor Time DelayWith an extension cord. Refer to Compressor not running Power cordIng procedures. See With adjustment Board L.E.D.sProblem Probable Cause Become unusual. Auger Motors ProblemComponent Access ServiceAuger Motors Test ProceduresLocation Auger Motor Capacitors Auger Motor CapacitorAuger Shaft Assembly Auger Shaft AssemblyService Auger Shaft ASSEMBLYcont Volts ac for 120 volt models Volts ac for 230 volt models Auger ON/OFF SwitchesCircuit Breaker Remove the wires from the circuit breakerCompressor Start Relay Refer to FIG Dispenser chassis Two wire 230 volt modelsConnect the black wire from the compressor Properly discharged before proceeding120V Dispensers Remove run capacitor and discard Refer to a and reconnect the wiresCompressor Thermal P1819 Overload Protector Location Compressor & Components CDS-3Refer to a and reconnect the wires to the compressor Disconnect the fan leads from the main wiring harnessRED from Relay T2 WHI from Relay T4 BLK from Relay T-5 Compressor Relay Terminals Contactor Electronic Control Cooling Drum Alignment SymptomsDAY/NIGHT Switch Dispenser ON/OFF Switch Dispenser ON/OFF SwitchElectronic Control Electronic ControlFAN Use cable ties to secure wires away from fan bladesFuse Holder Fuse and Fuse HolderICE/OFF/NO ICE Switches ICE/OFF/NO ICE SwitchesLamp Cord Assy Lamp Cord AssyUpper left side of the auger covers Test Procedures Lamp Cord ConnectorInside the hopper covers Lamp HOLDER/SOCKET AssemblyE.D./ Adjustment Board D./ADJUSTMENT BoardSolenoids SolenoidsTemperature Sensor Temperature SensorTorque Sensor Circuit Board P1341 Location Torque Sensor Circuit BoardRemove transformer and discard TransformerVoltage Divider ServiceCoolant Schematic Diagram CDS-2 Prior to S/N CDS Coolant Schematic Diagram CDS-3CDS 0019500 Up 27646 27646 Schematic Wiring Diagram for CDS-2 PAF Schematic Wiring Diagram for CDSA-2 PAF 27646 27646 27646
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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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