SERVICE (cont.)

TRANSFORMER

FIG. 65 TRANSFORMER - ULTRA-1

Location:

The transformer is located inside dispenser onthe lower right side of the chassis.

Test Procedures:

1.Disconnect the dispenser from the power source.

2.Remove right side panel.

3.Connect the dispenser to the power source.

4.Connect a voltmeter from the WHI/BLU wire to the WHI/BLK wire on the transformer.

The indication must be: a) Aprox. 12.6 volts ac.

-LINE

-

 

R

 

FIG. 66 TRANSFORMER - ULTRA-2

Removal and Replacement:

1.Disconnect the dispenser from the power source.

2.Remove right side panel.

3.Disconnect the four wires from transformer.

4.Disconnect the wiring harness from the plug on the transformer.

5.Remove the two #8-32 nuts securing the trans- former to the chassis base. Remove transformer and discard.

6.Position new transformer on the chassis base, and secure with two #8-32 nuts.

7.Refer to Fig. 67 and reconnect the wires.

If voltage is present as described, the transformer is working properly.

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

5.Connect a voltmeter from the WHI wire to the BLK wire on the transformer.

The indication must be:

a)120 volts ac for 120 volt models.

b)230 volts ac for 230 volt models.

If voltage is present as described, replace trans- former.

WHI/BLU to

Main Harness

“LOAD”

WHI to Main Harness

Ultra-1 WHI/GRY to Main Harness Ultra-2 WHI/BLK to Main Harness

BLK to Main Harness

- -LINE

“LINE”

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

FIG. 67 TRANSFORMER TERMINALS

59

41084 102709

 

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Image 59
Bunn ULTRA-2 manual Transformer, Load

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.