Bunn ULTRA-2 manual Lamp HOLDER/SOCKET Assembly

Page 51

SERVICE (cont.)

LAMP HOLDER/SOCKET ASSEMBLY

ULTRA-2 shown

FIG. 49 LAMP HOLDER/SOCKET ASSEMBLY

Location:

The lamp holder/socket assemblies are located inside the hopper covers.

Test Procedures:

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

2.Remove the lamps from the lamp holder/socket assembly.

3.With a voltmeter, check the voltage across the pin sockets in the plugs in the “DAY” mode. Reconnect the lamp cord to the lamp cord connector. The indication must be approximately 12.6 volts dc.

4.Disconnect the lamp cord from the lamp cord con- nector.

If voltage is present as described, the lamp holder/ socket assembly is operating properly.

If voltage is not present as described, replace the lamp holder/socket assembly.

5.Check for continuity across the terminals on the lamps.

If continuity is present as described, the lamps are operating properly.

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

Removal and Replacement:

1.Disconnect the lamp cord assembly from the lamp cord connector assembly in the top of the auger motor cover.

2.Remove the hopper cover with the lamp cord as- sembly from the hopper.

3.Remove hopper cover liner from the hopper cover.

4.Cut off the closed-end splices connecting lamp cord assembly to the lamp holder/socket assembly.

5.Remove the two lamps.

6.Remove the two #2-56 screws and elastic lock nuts securing the lamp holder/socket assembly to the mounting bracket. Remove lamp holder/socket assembly and discard.

7.Install new lamp holder/socket assembly on mount- ing bracket using two #2-56 screws and elastic lock nuts.

8.Reinstall lamps.

9.Strip the wires from the lamp cord assembly ap- proximately .38”.

10.Using the two wire nuts, supplied, connect the lamp cord assembly to the new lamp holder/socket assembly wires.

11.Reinstall the hopper liner to the bottom of the hop- per cover.

12.Reinstall the hopper cover to the hopper.

13.Plug in the lamp cord assembly to the lamp cord connector assembly on left top of the auger motor cover.

14.Refer to Fig. 50 when reconnecting the wires.

P1322

FIG. 50 LAMP HOLDER/SOCKET ASSEMBLY WIRES

51

41084 102709

 

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Contents Phone 217 529-6601 FAX 217 ULTRA-1 ULTRA-2BUNN-O-MATIC Commercial Product Warranty User Notices ContentsIntroduction Temp & Torque Screen Operating Controls ULTRA-1 Operating Controls ULTRA-2 Switch upper left corner of the control padSurface Other and disconnect from Be taken when handling HopperFrom the rear of the drum Under spring tension. Spread One side of the handle first, thenAssemble the drip tray Drums and press the sealsFirmly into place as shown Auger noseMaterials required Sanitizing ProcedureNormal Operation Preventive MaintenanceDescription Required Regular MaintenanceKit Contents InstructionsRequired Regular Maintenance Troubleshooting No PowerBoard Done Adjust Clean Troubleshooting Chills but Won’t freezeSet into DAY mode Set into ICE mode Is display showingTroubleshooting No cooling At all Troubleshooting Freezes, but not Thick enough Adjust thickness Screen higherBrix ratio Too much Auger won’t turn Troubleshooting NoiseAuger jumping Check fan Drum alignment Check auger shaft bushingsTorque Sensor Shorted Torque Sensor Open TroubleshootingTorque Sensor Error Torque Sensor ErrorTroubleshooting Temperature Sensor Error Temperature Sensor ShortedTemperature Sensor Open Monthly reminder Troubleshooting Clean Filter MessagesFilter Needs Cleaning Freezing is DisabledComponent Access Panels ServiceSERVICEcont Auger MotorsMotor Coil Resistance Auger Motor Capacitors Auger Motor CapacitorAuger Shaft Assembly Auger Shaft AssemblyRemove and clean condenser air filter, Fig Service Auger Shaft ASSEMBLYcontLocation Test ProceduresRemove the wires from the circuit breaker Circuit Breaker120V Compressors 230V Compressors Compressor Start Relay Terminals Service Compressor Assy Compressor Embraco ULTRA-2Service Compressor Embraco ULTRA-2 Model T-2155Model T-2168 Secure compressor to the dispenser chassis using four Capacitor Ratings Compressor SpecificationCSR Motor Wiring Diagram Compressor ModelCompressor Wiring Diagram Important SafeguardsDisconnect all electrical power to the Bunn ULTRA-2 HP Testing Compressor Windings/Insulation with a Meg- gerRun Capacitior External Thermal ProtectorPotential Start Relay Mounting Position Start CapacitorCompressor Thermal Compressor Appliances ULTRA-1Relay Terminals Service Service Compressor Danfoss ULTRA-1B Compressor Capacitor Terminals Service Relay or Contactor on Early Models TIC board Control BoardCooling Drum Shipping Support Cooling Drum AlignmentFront of the condenser Test Procedures Use cable ties to secure wires away from fan bladesFAN ULTRA-2 FAN FAN ULTRA-1Alternate Test HOT GAS Temperature SensorLamp Cord Assy Lamp Cord WiresLamp Cord Connector Lamp Cord ConnectorLamp HOLDER/SOCKET Assembly Lamp HOLDER/SOCKET AssemblyDisconnect the black and red leads from the LEDs Service LED LampsULTRA-2 ULTRA-1 Lamp RelayRibbon Cable Membrane Switch ULTRA-2Refer to and connect the ribbon cable to the Control Board Membrane Switch ULTRA-1WHI from Main Harness SolenoidsTemperature Sensor Temperature SensorDo not Turn on Augers Torque Sensor Circuit BoardLoad TransformerCoolant Schematic ULTRA-1 Coolant Schematic ULTRA-2 TH1 & MOV4 Controls Auger ULTRA-1 TriacsTH6 & MOV6 Controls Right Auger Liquid AUTO-FILL Board ULTRA-2 TriacsInput and Output Chart ULTRA-1 Schematic Wiring Diagram ULTRA-1 Input and Output Chart ULTRA-2 Schematic Wiring Diagram ULTRA-2 AF 41084
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ULTRA-2 specifications

The Bunn ULTRA-2 is an exceptional frozen beverage dispenser that caters to both commercial and home use, making it a popular choice in various establishments such as cafes, restaurants, and convenience stores. Renowned for its reliability and efficiency, the ULTRA-2 serves a wide range of frozen beverages, including slushes, smoothies, and frozen cocktails, providing an irresistible treat for customers.

One of the standout features of the Bunn ULTRA-2 is its high-capacity design. With a dual hopper system, this machine allows operators to serve two different flavors simultaneously. Each hopper can hold up to 3.2 gallons of product, allowing for continuous service without the need for frequent refills. This is particularly advantageous during peak hours when demand is high.

The ULTRA-2 is equipped with Bunn's advanced refrigeration technology, which ensures rapid freezing and consistent product quality. The machine uses a patented freezing mechanism that maintains optimal product texture and temperature, resulting in a smooth, uniform consistency that keeps customers coming back for more. Additionally, the ULTRA-2's adjustable temperature control allows operators to customize the consistency of the beverages to their liking.

User-friendliness is another hallmark of the Bunn ULTRA-2. The machine features intuitive controls that simplify operation, making it easy for staff to learn and use efficiently. A built-in safety feature prevents the machine from operating when the hoppers are too low, minimizing waste and ensuring product quality.

Durability and ease of maintenance are also prominent characteristics of the ULTRA-2. Constructed from high-quality stainless steel, the machine offers enhanced longevity and is resistant to rust and corrosion. The removable hoppers and door assemblies facilitate quick cleaning and maintenance, allowing businesses to keep the machine in top working condition with minimal effort.

In summary, the Bunn ULTRA-2 stands out in the crowded market of frozen beverage dispensers through its dual hopper functionality, advanced refrigeration technology, user-friendly design, and robust construction. Whether for a busy café or a family gathering, the ULTRA-2 provides a reliable solution for delivering delicious frozen beverages that satisfy a variety of tastes and preferences.
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