SERVICE (cont.)

ON/OFF WARMER SWITCH

ONE WARMER

TWO WARMERS

THREE WARMERS

FIG. 4 ON/OFF WARMER SWITCH

P1166.45

 

Location:

The ON/OFF warmer switch(s) are located on the front of the hood.

Test Procedure:

1.Disconnect the brewer from the power source.

2.Viewing the switch from the back, remove the red wire from the upper terminal and the black wire from the center terminal.

3.With a voltmeter, check the voltage across the red wire and the black wire. Connect the brewer to the power source. The indication must be 220 to 240 volts ac.

4.Disconnect the brewer from the power source.

If voltage is present as described, reconnect the red wire and proceed to #5.

If voltage is not present as described, refer to the Wiring Diagrams and check the brewer wiring har- ness.

5.With the black wire removed, remove the wire from the lower terminal.

6.Check for continuity across the center and lower terminal with the switch in the "ON" (upper) posi- tion. Continuity must not be present when the switch is in the "OFF" (lower) position.

If continuity is present as described, reconnect the black wire to the center terminal and the remaining wire to the lower terminal.

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

Removal and Replacement:

1.Remove the wires from the switch terminals.

2.Remove front end cap.

3.Compress the clips inside the hood and gently push the switch through the opening.

4.Push the new switch into the opening and spread the clips to hold switch in the hood.

5.Reinstall front end cap.

6.Refer to Fig. 5 when reconnecting the wires.

 

RED to Terminal Block

 

(Red Insert)

 

BLK to Terminal Block

 

(Black Insert)

 

Terminal #1 (See Chart

 

Below)

Connect wire to Terminal #1 as follows:

Lower Warmer

.................................................. WHI/RED

Rear Warmer

VIO

Front Warmer

BRN/BLK

 

P1918

FIG. 5 ON/OFF WARMER SWITCH TERMINALS

Page 11

10860.1 091300

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Image 11
Bunn VP17A service manual ON/OFF Warmer Switch
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VP17A specifications

The Bunn VP17A is a commercial-grade coffee brewer designed to meet the demands of high-volume environments, such as cafes, restaurants, and convenience stores. Renowned for its reliability and performance, the VP17A is engineered to deliver consistent quality coffee with every brew, ensuring that customers enjoy a fresh cup each time.

One of the standout features of the Bunn VP17A is its dual voltage capability, accommodating both 120V and 240V electrical systems. This flexibility allows the brewer to be used in various settings without the need for extensive electrical modifications. Its stainless-steel construction not only enhances durability but also provides an elegant appearance that fits seamlessly into any commercial kitchen environment.

The machine is equipped with a large-capacity water tank that can brew multiple batches of coffee back-to-back. With a brewing capacity of up to 3.8 gallons per hour, the VP17A is ideal for busy establishments where speed is crucial. Its unique spray head design ensures uniform extraction of coffee grounds, resulting in a rich flavor profile and optimal strength in each brew.

Another significant characteristic of the Bunn VP17A is its simplicity of operation. The intuitive control panel allows baristas to easily select brew sizes and manage water flow, making it accessible even for beginners. The brewer features an automatic fill system, which maintains the proper water level for efficient brewing without requiring manual input.

For added convenience, the VP17A also includes a built-in pourover feature, enabling users to brew coffee even in the absence of a direct water line connection. This versatility makes the machine an excellent choice for temporary setups or events where traditional plumbing may not be available.

In terms of technology, the VP17A employs an advanced thermal coffee brewer design that optimizes extraction temperatures, resulting in a balanced flavor profile. The machine is also designed for easy cleaning and maintenance, which is essential for ensuring longevity and sustained performance in a commercial setting.

Ultimately, the Bunn VP17A stands out in the coffee brewing market for its powerful performance, durable construction, and user-friendly design. Its combination of speed, capacity, and innovative features makes it an ideal choice for businesses aiming to serve high-quality coffee quickly and efficiently. With the Bunn VP17A, operators can achieve a consistently excellent brew that keeps customers coming back for more.
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