Bunn dispenser service manual Service, Component Access

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SERVICE

This section provides procedures for testing and replacing various major components used in this dis- penser should service become necessary. Refer to Troubleshooting for assistance in determining the cause of any problem.

WARNING - Inspection, testing, and repair of electrical equipment should be performed only by qualified ser- vice personnel. The dispenser should be unplugged when servicing, except when electrical tests are re- quired and the test procedure specifically states to plug-in the dispenser.

COMPONENT ACCESS

WARNING - Disconnect the dispenser from the power source before the removal of any panel or the replace- ment of any component.

All components are accessible by opening the door, removal of the door panel, removal of the dispenser rear panel, hopper, hopper support plate and top wrap- around cover. Refer to Fig. 1

P1891

FIG. 1 COMPONENT LOCATIONS

Contents

 

Auger Drive Components

13

Auger Motor

14

Frother and Mixing/Whipper Chamber

15

Whipper Motor

16

Control Board and Level Probes

18

TEST/SERVICE Switch

21

Main Power ON/OFF Switch

22

Door Panel Assembly

 

Lamp Cord Assembly

23

Lamp Cord Connector

24

Lamp Holder/Socket

25

Transformer

26

Potentiometer

27

Hopper Level Indicator

28

Hopper Switch

29

Door Switch

30

Pressure Regulator and Needle Valve

31

Dispense Solenoid

32

Wiring Diagrams

33

12

29793.1 021202

 

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Contents Bunn Powder Auto Fill Post Office BOX SPRINGFIELD, IllinoisBUNN-O-MATIC Commercial Product Warranty IntroductionInitial SET-UP User Notices34561.0000 Operating Instructions Adjustments Cleaning Recommended Daily Cleaning and Maintenance TipsRinse and dry each item thoroughly before reas- sembling Fault List Normal operation Powder Auto-Fill ready toDispense Door not closedTroubleshooting Problem Probable CauseProblem RemedyPowder Auto-Fill hopper not in- stalled properly Control Board and Probe Auger DriveTransformer Water Strainer OptionalProblem Probable Cause Remedy Service Component AccessAuger Drive Components Hopper LidRetainer Clip Spacer Dust Seal Hopper BaseDiagrams and check wiring harness Auger Drive MotorFrother and MIXING/WHIPPER Chamber Mixing ChamberWhipper Motor Volts ac for 120 volt models Volts ac for 230 volt CE modelsInstall dispense tip into the bottom of the whipper chamber Whipper MotorIf voltage is present as described, proceed to #5 If voltage is present as described, proceed to #9Test Procedure Low Product Detect Instal the new control board using the four #6-32 keps nuts Remove the control boardTEST/SERVICE Switch Disconnect the wires from the switch terminalsLocation Main Power ON/OFF Switch Main Power ON/OFF SwitchLamp Cord Assembly Refer to when reconnecting the wiresLamp Cord Connector Disconnect the lamp cord from the lamp cord connectorRemove new nut and washer from new lamp cord connector Lamp HOLDER/SOCKET Assembly Close the dispenser doorTransformer TransformerPotentiometer PotentiometerHopper Level Indicator Hopper Level IndicatorHopper Switch Hopper SwitchDoor Switch Door SwitchAdjustments Pressure Regulator and Needle ValveDispense Solenoid Valve Dispense Solenoid Valve LocationWiring Diagrams Schematic Wiring Diagram PAFSchematic Wiring Diagram Pafa

dispenser specifications

The Bunn dispenser is a highly regarded name in the beverage service industry, known for its reliable coffee brewers, steeping equipment, and beverage dispensing solutions. These dispensers are designed with efficiency and quality in mind, making them a favorite in restaurants, cafes, and other foodservice establishments.

One of the main features of the Bunn dispenser is its rapid brewing capability. Utilizing a unique brewing system, Bunn dispensers can quickly brew large quantities of coffee, which is essential for high-demand environments. The machines are equipped with advanced heating technology that ensures water is brewed at the optimal temperature for extracting the best flavors from coffee grounds. This feature not only enhances the quality of the beverage but also significantly reduces waiting times for customers.

Another key characteristic of Bunn dispensers is their durability. Built with high-quality materials, these machines are designed to withstand the rigors of a busy kitchen environment. The robust construction ensures a long lifespan, minimizing the need for frequent repairs or replacements. Additionally, many models feature stainless steel components that are resistant to corrosion and easy to clean, maintaining hygiene standards while also looking professional.

Bunn dispensers are also known for their versatility. With a range of models available, including single and multi-hopper options, they can dispense various beverages, including coffee, tea, and iced drinks. This flexibility allows businesses to cater to different customer preferences without requiring multiple machines. Moreover, Bunn dispensers often come with programmable features, enabling users to customize brew strengths and volumes for optimal beverage consistency.

In terms of technology, Bunn has incorporated advanced digital controls and user interfaces in many of its models. These digital displays simplify operation, allowing staff to monitor brewing processes and receive alerts for maintenance requirements efficiently. Such technological integration enhances user experience and operational efficiency.

Energy efficiency is another consideration in the design of Bunn dispensers. Many models are equipped with energy-saving features, which help reduce power consumption during both operation and standby modes. This focus on sustainability not only lowers utility costs for businesses but also aligns with the growing consumer demand for environmentally responsible practices.

In conclusion, Bunn dispensers combine speed, durability, versatility, advanced technology, and energy efficiency, making them an excellent choice for any foodservice operation. Their ability to deliver high-quality beverages quickly and consistently makes them a pivotal asset for businesses aiming to provide an exceptional customer experience.