Bunn U3/SRU service manual Electrical Requirements SRU, Srua, CE Requirements

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ELECTRICAL REQUIREMENTS - SRU, SRUA

CAUTION - The brewer must be disconnected from the power source until specified in Initial Set-Up.

BLACK L1

RED

230V A.C.

L2

GREEN

GREEN

 

P1842

SRUA-CEModelsrequire2-wire, grounded service rated 230 volts ac, 30 amp, single phase, 50 Hz.

BLACK L1

208 OR

 

RED

L2

240V A.C.

 

 

GREEN

 

GREEN

 

 

P1842

SRU Models require 2-wire, grounded service rated 208 or 240 volts ac, 30 amp, single phase, 60 Hz.

CE REQUIREMENTS

This appliance must be installed in locations where it can be overseen by trained personnel.

For proper operation, this appliance must be installed where the temperature is between 5°C to 35°C.

Appliance shall not be tilted more than 10° for safe operation.

An electrician must provide electrical service as specified in conformance with all local and national codes.

This appliance must not be cleaned by water jet.

This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given instructions concerning use of this appliance by a person responsible for its safety.

Children should be supervised to ensure they do not play with the appliance.

• If the power cord is ever damaged, it must be replaced by the manufacturer or authorized service personnel with a special cord available from the manufacturer or its authorized service personnel in order to avoid a hazard.

ELECTRICAL INSTALLATION INSTRUCTIONS - ALL MODELS

NOTE: Electrical source should have a circuit breaker between the brewer and the main supply which breaks all poles with a contact separation of at least 3 mm.

CAUTION – Improper electrical installation will damage electronic components.

1.An electrician must provide electrical service as specified.

2.Using a voltmeter, check the voltage and color coding of each conductor at the electrical source.

3.Before electrically connecting the brewer, remove the front cupola cover (some models have the thermostat knob on the outside of the cover) and rotate the thermostat knob fully counterclockwise to the "OFF" position. Keep this knob in the "OFF" position until performing the Initial Setup.

4.Electrical service is connected at the upper rear of the single service and scrambler brewers using a junc- tion box. On double service brewers the rear decorative channel must be removed for access to the terminal block.

5.Connect the brewer to the power source and verify the voltage at the terminal block before proceeding. Re- place all panels.

6.If plumbing is to be hooked up later be sure the brewer is disconnected from the power source. If plumbing has been hooked up, the brewer is ready for Initial Setup.

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Contents U3/SRU BUNN-O-MATIC Commercial Product Warranty User Notices ContentsIntroduction Electrical Requirements U3A UK Electrical Requirements U3, U3A, U333, U38, U3833CE Requirements Electrical Requirements SRU, SruaPlumbing Requirements Initial Setup U3Initial Setup SRU Coffee Brewing Adjusting Brew VolumesFilter Holder Cleaning

U3/SRU specifications

The Bunn U3/SRU coffee maker is a well-regarded brewing machine known for its efficiency and quality in commercial settings. Designed primarily for use in cafés, restaurants, and other high-demand environments, the U3/SRU ensures that coffee lovers are treated to fresh, flavorful coffee consistently.

One of the most notable features of the Bunn U3/SRU is its capacity to brew large quantities of coffee simultaneously. It can produce three gallons of coffee per hour, making it ideal for establishments that require high throughput without sacrificing quality. This machine is equipped with an innovative brewing system that utilizes multiple brewing heads, allowing operators to serve different coffee blends or styles all in one brewbasket.

The U3/SRU comes with an advanced onboard water heating system that ensures optimal brew temperatures. This feature contributes to consistent extraction, which is crucial for achieving the best flavor profiles from coffee beans. The machine also employs an automatic refill capability, allowing it to maintain the ideal water level for brewing without manual intervention.

In addition to its efficiency, the Bunn U3/SRU incorporates user-friendly controls, making it simple to operate for both experienced baristas and novice staff. The interface is designed to be intuitive, with clear indicators for the brewing process. Furthermore, quick-release components facilitate easy cleaning and maintenance, crucial for busy environments where downtime must be minimized.

Durability is another hallmark of the Bunn U3/SRU. Constructed with high-quality materials, this coffee maker is built to withstand the rigors of commercial use. Its design features robust stainless steel components that resist wear and tear, ensuring a long service life.

Moreover, the Bunn U3/SRU allows for customization in brewing strength and volume, catering to diverse customer preferences. This versatility, combined with its capacity to brew multiple pots at once, makes it a reliable choice for establishments that want to offer a wide variety of coffee options.

In conclusion, the Bunn U3/SRU is a standout coffee brewing machine designed for high-volume commercial use. With its efficient brewing capabilities, user-friendly operation, and durable construction, it meets the needs of coffee shops and restaurants, delivering a consistent cup of coffee that keeps customers coming back for more.