Cornelius CNB BIB Installation Manual
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Cornelius CNB BIB Installation Manual

Cold nitro brew dispenser
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COLD NITRO BREW DISPENSER
Model: CNB BIB
Installation Manual
Release Date: 9/26/17
Publication Number: 621058723INS
Revision Date: 3/14/18
Revision: Rev. A
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Summary of Contents for Cornelius CNB BIB

  • Page 1 COLD NITRO BREW DISPENSER Model: CNB BIB Installation Manual Release Date: 9/26/17 Publication Number: 621058723INS Revision Date: 3/14/18 Revision: Rev. A Visit web site http://cornelius-usa.com and create an account for all your literature needs.
  • Page 2 This Product is warranted only as provided in Cornelius’ Commercial Warranty applicable to this Product and is subject to all of the restrictions and limitations contained in the Commercial Warranty.

  • Page 3: Table Of Contents

    Safety Instructions ..........................1 Read and Follow ALL Safety Instructions ................1 Safety Overview .........................1 Recognition .........................1 Different Types of Alerts ......................1 Safety Tips ..........................1 Qualified Service Personnel ......................2 Safety Precautions ........................2 Shipping And Storage .......................2 Unit Location ..........................3 Power Cord ..........................3 Sound Levels ..........................3 Machine Usage .........................3 Unit Cleaning ..........................4...
  • Page 4 Unit Cleaning and Sanitation .................... 25 Changing Coffee Types ......................30 Unit Foam Head Height Adjustment ................31 System Diagrams .......................... 33 Electrical Diagram ........................33 Nitrogen Flow Diagram ......................34...

  • Page 5: Safety Instructions

    • Keep safety signs in good condition and replace missing or damaged items. • Learn how to operate the unit and how to use the controls properly. © 2017, Cornelius Inc. All Rights Reserved ‐ 1 ‐ Publication Number: 621058723INS...

  • Page 6: Qualified Service Personnel

    A freezing ambient environment will cause residual solution, or water remaining inside the unit, to freeze, resulting in damage to internal com‐ ponents. Publication Number: 621058723INS ‐ 2 ‐ © 2017, Cornelius Inc. All Rights Reserved...

  • Page 7: Unit Location

    Cold Nitro Brew BIB Dispenser Installation Manual OCATION CAUTION: The CNB BiB unit is not suitable for installation in an area where a water jet could be used. CAUTION: The CNB BiB unit must be located in a horizontal position.

  • Page 8: Unit Cleaning

    A qualified electrician should be consulted if there is any doubt about the outlet box being properly grounded. 3‐Prong Plug * * Example of grounded North American plug. Figure 1. Publication Number: 621058723INS ‐ 4 ‐ © 2017, Cornelius Inc. All Rights Reserved...

  • Page 9: System Overview

    VERVIEW The Cold Nitro Brew (CNB BiB) Dispenser is a self‐contained, on‐demand, in‐line nitrogen infu‐ sion unit. The CNB BiB (Bag‐in‐Box) unit allows for still and nitro product to be poured from the same post‐mixed source through different dispensers. The CNB BiB unit provides the highest quality drink appearance and consistency, while keeping operation and maintenance simple and straightforward.

  • Page 10: Specifications

    16 oz. per minute with a drink temperature of 41°F or lower. Ambient Operating Temperature 55° F to 100° F (12.8° C to 37.8° C) Publication Number: 621058723INS ‐ 6 ‐ © 2016, Cornelius Inc.
  • Page 11 Cold Nitro Brew BIB Dispenser Installation Manual © 2017, Cornelius Inc. ‐ 7 ‐ Publication Number: 621058723INS...

  • Page 12: Installation

    NSPECTION AND NPACKING NOTE: Cornelius is not responsible for damaged freight. If damage is found, you must save all packaging material and contact the freight carrier. Failure to contact the carrier within 48 hours of receipt may void your claim.

  • Page 13: Supply Connections

    URE TO COMPLY COULD RESULT IN SERIOUS INJURY, DEATH OR EQUIPMENT DAMAGE. All of the electrical and supply connections to the CNB BIB unit are located on the back of the unit, as shown in Figure 2. The unit is filled manually from the front.

  • Page 14: Power

    Do not turn on the nitrogen supply to the unit. The nitrogen connections are located on the back of the CNB BIB unit. Figure 2 shows the nitrogen connections to the unit.

  • Page 15: Initial Nitrogen Pressure Setup

    Figure 2. Water Booster Pump Store Water Inlet Pressurized Water Outlet to Dispenser Accumulator Bladder Pressure Port Figure 4 © 2017, Cornelius Inc. ‐ 10 ‐ Publication Number: 621058723INS...

  • Page 16: Ventilation Requirements

    WARNING: Only trained and certified electrical, plumbing and refrigeration technicians should service this unit. NOTE: Read the entire manual before installing the CNB BIB unit, perform the procedure in Table 2 to install the CNB BIB unit. Table 2 Step Action Remove the staples holding the box to the skid.
  • Page 17 Secure the nitrogen tank(s) with a suitable wall bracket. Route the 1/4” ID Tygon tubing from the nitrogen tank to the CNB BIB unit and connect the tubing to the Nitrogen inlet using a hose clamp. Water Nitrogen...
  • Page 18 Action (Optional) If required, install the water booster pump either onto the back of the CNB BIB cabinet (if clearance space is available) or onto the wall by securing its base bracket with appropriate mounting hardware. Two holes are supplied on the back of the unit for mounting the booster pump assem‐...
  • Page 19 C. Slide filter to the left Open the ice‐bank water‐refill cover. A. Remove the thumbscrew securing the ice‐bank refill cover. Cover Thumbscrew B. Lift off the cover and set it aside. © 2017, Cornelius Inc. ‐ 14 ‐ Publication Number: 621058723INS...
  • Page 20 E. Ensure the tabs in the bottom of the grille are locked into the slots in the frame assembly Remove the protective film from the drip‐tray grate. Place it into the drip tray. Publication Number: 621058723INS ‐ 15 ‐ © 2017, Cornelius Inc.
  • Page 21 B. Place Drip tray liner in place C. Place Drip tray grille on top of liner Connect the CNB BIB unit power cord to the socket on the back of the unit. Move the dispenser unit into the selected location.

  • Page 22: Under Counter Unit Installation

    CNB BIB units are assembled and shipped as either stand‐alone models or under counter models. To install the CNB BIB unit for an under counter location, perform the procedure in Table 3. WARNING: Only trained and certified electrical, plumbing and refrigeration technicians should service this unit.
  • Page 23 B. Align adapter ring to drilled holes underneath the counter and tape in place A. Route the 1/4” ID Tygon tubing from the nitrogen tank to the CNB BIB unit and connect the tubing to the Nitro‐ Water Nitrogen gen inlet using a hose clamp.
  • Page 24 NOTE: Be careful not to over tighten. Only slight pressure is needed on the wrench. A. Remove 6 screws from plumbing cover B. Remove internal cover to gain access to tower lines by sliding to the right. Internal Cover Publication Number: 621058723INS ‐ 19 ‐ © 2017, Cornelius Inc.
  • Page 25 A. Replace plumbing cover by sliding to the left B. Replace the 6 screws for plumbing cover Internal Cover A. Seal the unit to the floor using the supplied silicone tube in the accessories kit Silicone © 2017, Cornelius Inc. ‐ 20 ‐ Publication Number: 621058723INS...
  • Page 26 A. Lift grill upwards and pull bottom towards the front to disengage the locking tabs in the bottom frame assembly B. Slide filter to the left C. Unfasten cover (remove 2 screws at top of cover). Publication Number: 621058723INS ‐ 21 ‐ © 2017, Cornelius Inc.
  • Page 27 D. Push bottom of grille in place and let grille lower into place E. Ensure the tabs in the bottom of the grille are locked into the slots in the frame assembly © 2017, Cornelius Inc. ‐ 22 ‐ Publication Number: 621058723INS...
  • Page 28 (or to the optional booster pump inlet). A. Connect the 3/8” ID tubing to the water source fitting. B. Route the tubing from the water source to the CNB BIB Water inlet (or to the water booster pump inlet, shown at right).

  • Page 29: Commissioning The Unit

    AC outlet. The ice bank will begin cooling, as well as the cabinet. ETAILS The CNB BIB unit consists of two taps for dispensing two types of coffee. The left tap dis‐ penses still, cold brew coffee and the right tap dispenses Nitro cold brew coffee.

  • Page 30: Unit Cleaning And Sanitation

    Cold Nitro Brew BIB Dispenser Installation Manual Unit Cleaning and Sanitation Before using the CNB BIB unit for product dispensing and on an ongoing basis, the product tubing and the tower dispenser must be cleaned and sanitized. Sanitize the product tubing and tower dispenser thoroughly (internally and exterior surfaces) by using one of the cleaners listed.
  • Page 31 E. NOTE: DO NOT OPEN BOTH VALVES AT THE SAME TIME AS DISPENSING MAY PULSE OR EVEN STOP. Remove the bucket of water from the machine and dispose of the remaining water. © 2017, Cornelius Inc. ‐ 26 ‐ Publication Number: 621058723INS...
  • Page 32 E. NOTE: DO NOT OPEN BOTH VALVES AT THE SAME TIME AS DISPENSING MAY PULSE OR EVEN STOP. With the taps straight up (closed), allow sanitizer/ 20 Minutes cleaner solution to soak in the lines for 20 minutes. Publication Number: 621058723INS ‐ 27 ‐ © 2017, Cornelius Inc.
  • Page 33 Prepare at least 1 gallon (4 quarts) of solution. B. Bring container of solution to the coffee dispense area. © 2017, Cornelius Inc. ‐ 28 ‐ Publication Number: 621058723INS...
  • Page 34 Lastly, insert the o‐ring against the jet disc as shown to the right. C. Screw the two dispenser nozzles onto the spout, tighten only hand tight. Publication Number: 621058723INS ‐ 29 ‐ © 2017, Cornelius Inc.

  • Page 35: Changing Coffee Types

    OFFEE YPES In some cases the type of coffee used in the CNB BIB unit may require an adjustment of the height of the foam head for proper presentation. If this adjustment is required, it should be performed by a manager or technician who is trained in the operation of the CNB BIB unit.

  • Page 36: Unit Foam Head Height Adjustment

    Follow all previous INSTALLATION and CLEANING/SANITATION section processes before continuing with this section. Once the equipment has been installed, cleaned, and sanitized, perform the procedure in Table 5 to adjust the foam head height on the CNB BIB unit. Table 5. Step Action Make sure the Nitrogen tank is open or the nitrogen gener‐...
  • Page 37 Repeat and dispense another 12 oz. to confirm setting. C. Repeat step A if a further increase of foam head height is required. Reinstall the regulator access cover. © 2017, Cornelius Inc. ‐ 32 ‐ Publication Number: 621058723INS...

  • Page 38: System Diagrams

    Cold Nitro Brew BIB Dispenser Installation Manual SYSTEM DIAGRAMS LECTRICAL IAGRAM Figure 6. Publication Number: 621058723INS ‐ 33 ‐ © 2017, Cornelius Inc.

  • Page 39: Nitrogen Flow Diagram

    Cold Nitro Brew BIB Dispenser Installation Manual ITROGEN IAGRAM Figure 7 © 2017, Cornelius Inc. ‐ 34 ‐ Publication Number: 621058723INS...
  • Page 40 Cold Nitro Brew BIB Dispenser Installation Manual Publication Number: 621058723INS ‐ 35 ‐ © 2017, Cornelius Inc.
  • Page 42 Cornelius Inc. www.cornelius-usa.com...

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