SERVICE (cont.)

FAN - ULTRA-1

FIG. 42 FAN

Location:

The fan assembly is located inside the rear of the dispenser chassis behind the condenser.

Test Procedures:

1.Disconnect the dispenser from the power source.

2.Connect a voltmeter across pins 1 and 2 of either fan connector of the main wiring harness.

3.Connect the dispenser to the power source.

4.Turn on Power (I/O) Switch. Verify the dispenser is in the “DAY” mode.

The indication must be:

a)12 volts dc in the “DAY” mode,

b)0 volts dc in the “NIGHT” mode.

If voltage is present as described, proceed to step 5. If voltage is not present as described, refer to the Wiring Diagrams and check the main wiring harness.

5.Check for continuity with an ohmmeter across the red and black wires of the fan.

If continuity is present as described, the fan is operat- ing properly.

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

6. Repeat test for other fan.

Removal and Replacement:

1.Disconnect the dispenser from the power source.

2.Remove the air filter from the back of the dis- penser.

3.Remove the four #8-32 hex screws attaching the fan and shroud assy to the condenser frame.

4.Disconnect the wiring harness from the fan being replaced.

5.Remove the four screws attaching the fan to the fan shroud and replace the fan.

6.Install the new fan such that the direction of air flow matches that of the remaining fan. (arrow on fan pointing toward condenser)

7.Reconnect the fan to the main wiring harness.

8.Install the fan and shroud assembly to the condenser frame.

9.Replace the air filter and reconnect the dispenser to power.

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Bunn ULTRA-2 manual FAN ULTRA-1, Fan

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.

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