Bunn ULTRA-1 manual Recommended Daily Cleaning ULTRA-2 shown, One side of the handle first, then

Page 8
8. Remove the auger nose bush- ing from inside the hopper.

RECOMMENDED DAILY CLEANING (ULTRA-2 shown)

NOTE – Turn the power OFF to the dispenser before proceeding.

1.Empty all product from the hopper(s). Disconnect the hopper lid lamp cord(s) and remove the lids.

2. Depress the hopper lock plung- 3. Pull forward to remove.

4. Pull the auger from the cooling

er. Lift the hopper up slightly.

drum.

5. Remove the cooling drum seal 6.

Caution: The faucet valve is 7.

Carefully slide the faucet valve

from the rear of the drum.

under spring tension. Spread

up to remove the spring and

 

one side of the handle first, then

faucet seal. Extra care should

 

the other and disconnect from

be taken when handling the

 

the hopper.

seal to prevent damage. Do not

 

 

fold the seal as this will cause

 

 

damage to the Teflon® sealing

 

 

surface.

9. Care must be taken to ensure this surface does not get scratched dur- ing cleaning. Deep scratches could cause leakage around the seal.

10.Place all parts in a clean sink with mild hot water (120°F) and sanitizer solution. Allow all parts to soak for at least 5 minutes. Carefully wash all components with a clean wash cloth in the hot water and sanitizer solu- tion. Use a clean, soft bristle brush as needed for the smaller components and tight areas. Do not immerse hopper lids. Use a commercial sanitizer that has 100 ppm of available chlorine with a concentration level of at least 3% available chlorine (KAY-5 Sanitizer). Follow the sanitizer’s mixing instructions to ensure 100 ppm of available chlorine.

11.Wash the drums, hopper drip trays, top covers, and outer enclosure using a clean wash cloth that has been dampened in the hot water and sanitizer solution. Pay particular attention to the shaft area and make sure it is thoroughly cleaned and sanitized.

12.Thoroughly rinse all surfaces with a clean wash cloth that has been dampened with hot water. Wipe dry with a clean dry wash cloth before reassembling the dispenser.

NOTE – Although most parts are dishwasher safe, they may be affected by the chemicals in some commercial sanitizing agents. Do not place the hopper nor hopper lids in a dishwasher. Rinse thoroughly before assembly.

8

41084 102709

 

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Contents ULTRA-1 ULTRA-2 Phone 217 529-6601 FAX 217BUNN-O-MATIC Commercial Product Warranty Contents User NoticesIntroduction Temp & Torque Screen Operating Controls ULTRA-1 Switch upper left corner of the control pad Operating Controls ULTRA-2Recommended Daily Cleaning ULTRA-2 shown Other and disconnect from Be taken when handling HopperFrom the rear of the drum Under spring tension. Spread One side of the handle first, thenRecommended Daily Cleaning Drums and press the sealsFirmly into place as shown Auger noseMaterials required Auto-fill Cleaning Instructions With Brixing Pump InstalledSanitizing Procedure Preventive Maintenance Normal OperationRequired Regular Maintenance Semi Annual Kit ContentsInstructions DescriptionRequired Regular Maintenance Board TroubleshootingNo Power Troubleshooting Chills but Won’t freeze Set into DAY modeSet into ICE mode Is display showing Done Adjust CleanTroubleshooting No cooling At all Yes Dirty? Check fan Have a certifiedBrix ratio Too much Troubleshooting Freezes, but not Thick enoughAdjust thickness Screen higher Troubleshooting Noise Auger jumping Check fanDrum alignment Check auger shaft bushings Auger won’t turnTroubleshooting Torque Sensor ErrorTorque Sensor Error Torque Sensor Shorted Torque Sensor OpenTemperature Sensor Open Troubleshooting Temperature Sensor ErrorTemperature Sensor Shorted Troubleshooting Clean Filter Messages Filter Needs CleaningFreezing is Disabled Monthly reminderService Component Access PanelsMotor Coil Resistance SERVICEcontAuger Motors Auger Motor Capacitor Auger Motor CapacitorsAuger Shaft Assembly Auger Shaft AssemblyService Auger Shaft ASSEMBLYcont Remove and clean condenser air filter, FigTest Procedures Remove the wires from the circuit breakerCircuit Breaker Location120V Compressors 230V Compressors Compressor Start Relay Terminals Service Compressor Embraco ULTRA-2 Compressor AssyModel T-2168 Service Compressor Embraco ULTRA-2Model T-2155 Secure compressor to the dispenser chassis using four Compressor Appliances ULTRA-1 Compressor ThermalRelay Terminals Service Service Compressor Danfoss ULTRA-1B Compressor Capacitor Terminals Service Relay or Contactor on Early Models Control Board Control Board ULTRA-2Cooling Drum Alignment Cooling Drum Shipping SupportFAN ULTRA-2 Front of the condenser Test ProceduresUse cable ties to secure wires away from fan blades FAN ULTRA-1 FANHOT GAS Temperature Sensor Alternate TestLamp Cord Wires Lamp Cord AssyLamp Cord Connector Lamp Cord ConnectorLamp HOLDER/SOCKET Assembly Lamp HOLDER/SOCKET AssemblyLamp Relay ULTRA-2 ULTRA-1Membrane Switch ULTRA-2 Ribbon CableMembrane Switch ULTRA-1 Refer to and connect the ribbon cable to the Control BoardSolenoids WHI from Main HarnessTemperature Sensor Temperature SensorDo not Turn on Augers Remove the cover and set aside for reassemblyTorque Sensor Circuit Board Transformer LoadCoolant Schematic ULTRA-1 Coolant Schematic ULTRA-2 TH1 & MOV4 Controls Auger Triac MAP for ULTRA-1ULTRA-1 Triacs TH6 & MOV6 Controls Right Auger Triac Maps for ULTRA-2Liquid AUTO-FILL Board ULTRA-2 Triacs Input and Output Chart ULTRA-1 41084 Input and Output Chart ULTRA-2 41084 41084
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ULTRA-1 specifications

The Bunn ULTRA-1 is a state-of-the-art coffee brewing system designed for commercial use, offering an unmatched combination of speed, efficiency, and flavor extraction. This single-serve coffee brewer is tailored for businesses that require high-quality coffee brews in a fast-paced environment, such as cafes, restaurants, and office kitchens.

One of the standout features of the Bunn ULTRA-1 is its ability to brew up to 14 different cup sizes, accommodating various customer preferences. This flexibility allows operators to serve everything from small espresso shots to larger coffee servings, making it a versatile addition to any beverage-serving establishment. At the heart of this brewing system is Bunn's patented brewing technology, which ensures precise water temperature and ideal brew time, optimizing the extraction process for a full-bodied flavor profile.

The ULTRA-1 is equipped with a large, easy-to-read LCD screen that provides real-time feedback, allowing users to monitor brewing progress, select cup sizes, and customize brewing parameters. This intuitive interface simplifies operation, reducing the learning curve for new staff members and enhancing overall efficiency during peak hours.

Another innovative aspect of the Bunn ULTRA-1 is its advanced thermal carafe system, which keeps brewed coffee at the optimal serving temperature without the need for a traditional warming plate. This technology helps preserve the coffee's rich flavor and aroma by preventing it from becoming bitter or stale due to prolonged exposure to heat.

The ULTRA-1 emphasizes ease of maintenance with its removable brew chamber and drip tray, allowing for quick cleaning and routine upkeep. Additionally, the brewer features a self-diagnostic system, alerting operators to any potential issues, further minimizing downtime.

From its sleek design to its robust construction, the Bunn ULTRA-1 combines aesthetics and durability, making it a reliable choice for any coffee-centric business. The compact design ensures it can fit on counters without taking up excessive space, while its stainless steel components provide longevity and resistance to wear and tear.

In conclusion, the Bunn ULTRA-1 stands out in the crowded market of commercial coffee brewers due to its advanced technology, versatility, and user-friendly features. It is designed to meet the demands of modern coffee service while ensuring that every cup brewed meets the highest standards for taste and quality.
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