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CellarCool CM2500 Manual

24v thermostat conversion kit option
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CM2500
VERSION 5
MANUAL
24V Thermostat Conversion Kit Option
NOTICE: To activate the split system warranty,
the installing certified HVAC/R service tech
must complete the split system warranty
checklist and send back to CellarCool.
Tech Support: 1 (800) 343-9463, ext. 801
Hours: Monday through Friday, 7 AM - 4 PM

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Summary of Contents for CellarCool CM2500

  • Page 1 NOTICE: To activate the split system warranty, the installing certified HVAC/R service tech must complete the split system warranty checklist and send back to CellarCool. Tech Support: 1 (800) 343-9463, ext. 801 Hours: Monday through Friday, 7 AM - 4 PM...
  • Page 2 CellarCool. Every effort has been made to ensure that the information in this manual is accurate. CellarCool is not responsible for printing or clerical errors.

  • Page 3: Table Of Contents

    System Operation......... . . 25 CellarCool Troubleshooting Guide ......33 Maintenance Schedule .
  • Page 4 WARNING The evaporator unit (fan coil unit) must be insulated using the insulation blanket provided in accordance with this manual. Refer to the insulation blanket installation instructions. Failure to follow the instructions provided will result in a poor vapor barrier, water damage, rust, and system corrosion which will void the warranty on your unit.

  • Page 5: Introduction

    INTRODUCTION Customer Service Thank you for purchasing a CellarCool cooling system. We strive to provide the highest-quality products and the best possible customer service. If you have any questions about your system, please call us at Support@CellarCool.com or visit CellarCool.com/Ticket.

  • Page 6: Before You Start

    CellarCool units utilize a solenoid valve on the liquid line and a low-pressure switch on the suction line. When the thermostat calls for cooling, the solenoid valve opens, permitting the flow of refrigerant. The low-pressure switch then signals the compressor to cycle on.
  • Page 7 With the seal cap removed: (Figure 3) • Use a 3/16” service wrench to tighten or loosen the service stem located under the seal cap • When the adjustment is completed, replace the seal cap. Figure 2 Figure 3 www.cellarcool.com | Page 5...

  • Page 8: Receiving & Inspecting The System

    Allow the condensing unit to sit for 24 hours prior to start-up. The condensing unit can be placed in the installation • location, piped and evacuated during this time. Note: CellarCool units are manufactured in the USA and tested prior to shipment. Review the packing slip to verify contents. •...

  • Page 9: Quick Reference Guide

    Supply and Return Grille (Paintable) Mounting Bracket (Paintable) Top View Line Set Knockouts Electrical Knockouts Line Set Knockouts Note: The unit comes in black. The mounting bracket and front grille are paintable, enabling you to match your desired color. www.cellarcool.com | Page 7...

  • Page 10: Knockout Locations

    KNOCKOUT LOCATIONS 022422 Page 8 |...

  • Page 11: Specifications

    There are several factors such as glass, stone, and concrete which will change the required amount of BTUs needed to properly cool your wine room. We strongly recommend utilizing the cellar wizard on the CellarCool website in order to ensure you are selecting the proper cooling system for your applica- tion.

  • Page 12: Evaporator Installation Items To Route Before Installing The Evaporator Unit

    Cold Weather Start Kit Wiring Connections If the system is equipped with a cold weather start kit, connect one of the 18-2 thermostat wires to the purple #12 wire. Connect the other 18-2 wire to the grey #13 wire. Condensing Unit www.cellarcool.com | Page 10...

  • Page 13: Selecting Mounting Option

    SELECTING MOUNTING OPTION Minimum Tools Needed: T-square Hammer #2 Phillips-head screwdriver 1. Locate the desired installation location. Using a stud finder, locate the ceiling joists on either side of the center point. Cut and frame an opening in the ceiling measuring 12” x 25.75”. Make sure the framing is sufficient to support the weight of the cooling unit.

  • Page 14: Mounting The Evaporator Unit

    MOUNTING BRACKET Secure the unit’s mounting bracket to the opening using the twelve (12) supplied 2½” Phillips-head screws. Routed Items: 1. Power cable wiring 2. Thermostat wiring 3. Line set 4. Drain line www.cellarcool.com | Page 12...

  • Page 15: Evaporator Unit Preparation

    EVAPORATOR UNIT PREPARATION Unscrew the sixteen (16) screws and remove the top Remove the knockout(s) that you will be using to route access panel. the line set, power wires, and drain line. 1. Power cable 2. Thermostat wiring Locate the white zip tie securing the drain line tube to the suction line and cut it.

  • Page 16: Evaporator Unit Installation

    To prevent oxidation, purge the system with nitrogen. BRAZE LINE SET USING COUPLING Braze the copper tubing to the connections on the Slide the electrical panel up and out of the unit. evaporator unit. www.cellarcool.com | Page 14...
  • Page 17 Connect the green wire to the green wire, the black wire to the black wire, and the white wire to the white wire. Slide the electrical panel back down into the unit. Reinstall the top access panel and fasten the sixteen (16) screws into place.

  • Page 18: Insulation Blanket Installation

    INSULATION BLANKET INSTALLATION *Tools required: spray adhesive, utility knife, cork tape, foil tape 73” 25.4” Insulation Blanket Insulation Blanket 11” 11.75” CM2500 blanket dimensions 102” 35.75” CM3500/CM5000 blanket dimensions Insulation Blanket Insulation Blanket 14.25” 14.25” 1. Once mounting bracket location has been selected and installed, proceed to the insulation blanket installation.
  • Page 19 INSULATION BLANKET INSTALLATION, CONTINUED 1. Spray the top of the evaporator unit with spray adhesive. (See spray adhesive directions for proper tack time before proceeding to step 8.) 2. Set piece (B) in place by pressing firmly on all surfaces of the insulation that come in contact with the top of the evaporator unit (see illustration).

  • Page 20: Drain Line

    Do not route the drain line more than 15 vertical ft. Proper Location WRONG: Drain line is under water. To prevent mold from growing, allow the drain line to hang above the water line. www.cellarcool.com | Page 18...

  • Page 21: Cm2500 Evaporator Wiring Diagram

    CM2500 EVAPORATOR WIRING DIAGRAM WITH 24V CONVERSION KIT 022422 Page 19 |...

  • Page 22: Preparing The Condensing Unit

    Provide a weatherproof disconnect for the condensing unit if it is located outside. • Power surges and spikes can damage sensitive electrical equipment. CellarCool recommends plugging the unit into a surge protector or power conditioner in order to protect your system. As outlined in our terms and conditions, power surges and spikes are not covered under warranty.

  • Page 23: Cm2500 Condensing Unit Wiring Diagram

    CM2500 CONDENSING UNIT WIRING DIAGRAM For systems manufactured after October 31, 2018 022422 Page 21 |...

  • Page 24: Copeland Cold Weather Start Kit Wiring Diagram

    CM2500 COPELAND COLD WEATHER START KIT WIRING DIAGRAM For systems manufactured after October 31, 2018 www.cellarcool.com | Page 22...

  • Page 25: Line Set Piping Diagrams

    LINE SET PIPING DIAGRAMS These are two options for running the line set from the coil to the condensing unit. Option 1 applies when the system is installed with Option 1 the condensing unit below or leveled to the coil. Option 2 applies when the system is installed with the condensing unit at a higher elevation than the...

  • Page 26: Installing The Condensing Unit

    • Start the pump and run it until the micron gauge on the evaporator unit reads 500 microns or less. • Disconnect the vacuum pump from the system. • Break the vacuum by pressurizing the system to approximately 5 PSI with R-134a refrigerant. • Remove the micron gauge from the access valve. www.cellarcool.com | Page 24...

  • Page 27: System Operation

    INSTALLING THE CONDENSING UNIT (continued) Charging • With the power off to the condensing unit, admit liquid refrigerant through the liquid line service valve until the refrigerant stops flowing. • Turn on the circuit breaker for the condensing unit. The compressor should turn on if the pressure in the suction line is above 25 psi.
  • Page 28 CM2500 CM2500 WIRING PROCEDURES 1. Locate or install an electrical outlet near the condensing unit. 2. Follow the instructions listed below to wire the condensing unit. 3. Leave the circuit breaker off until the unit is ready to charge. NOTE: Do not apply power to a system without refrigerant.
  • Page 29 022422 Page 27 |...
  • Page 30 CM2500 www.cellarcool.com | Page 28...
  • Page 31 022422 Page 29 |...
  • Page 32 flow and causing liquid to backup in the condenser. Flooding the condenser reduces the area available for condensing. This reduction in condenser surface area results in a rise in condensing pressure during cold ambient conditions. www.cellarcool.com | Page 30...
  • Page 33 ™ Emerson Electronic Unit Controller Quick setup and troubleshooting guide Fan light 1 & 2 Compressor Adjusting Low Pressure Settings Book of Alarms – (Fan cycle units only) to enter alarm menu Hold DOWN and SET simultaneously for 3 seconds to enter menu (PSI light will ash) Cycle through menu options –...
  • Page 34 Hp switch resets), and any minimum off time will need to complete (5 minutes for the xed Hp switch) EmersonClimate.com/ElectronicUnitController 2013ECT-46 (9/13) Emerson is a trademark of Emerson Electric Co. ©2013 Emerson Climate Technologies, Inc. All rights reserved. www.cellarcool.com | Page 32...

  • Page 35: Cellarcool Troubleshooting Guide

    CELLARCOOL TROUBLESHOOTING GUIDE Unit has ice forming on the evaporator unit (fan coil unit) Possible cause Solution Evaporator filter or coil is dirty Remove the filter and wash it, then clean the coil with a vacuum. If coil is very dirty, use a spray bottle with a small amount of liquid dish detergent or coil cleaner.
  • Page 36 Please contact the installing technician to troubleshoot Compressor and /or starting components faulty Please contact the installing technician to troubleshoot Humidity in cellar too low Possible cause Solution Not enough moisture Purchase and place a humidifier (or a decorative fountain) in cellar www.cellarcool.com | Page 34...
  • Page 37 Units equipped with the 24V Thermostat Conversion Kit: Does not power up or run Possible cause Solution Batteries on thermostat have lost their charge Change batteries Thermostat wired incorrectly Check wiring on 24V thermostat and correct Wiring issue at evaporator unit (fan coil unit) Contact Customer Service for troubleshooting Condensation levels are critical and prevent the unit from running Contact Customer Service for troubleshooting...

  • Page 38: Maintenance Schedule

    1. Use a vacuum with brush attachment to clean coils; be careful not to crush coil fins when cleaning 2. Change duct filter if the system is ducted Annually 1. Inspect for corrosion 2. Check wiring connections and integrity of cords 3. Pour a 50/50 bleach solution into the drain line every spring www.cellarcool.com | Page 36...
  • Page 39 AE5-1340 October 2006 Care and Cleaning of Air Cooled Condensing Units Introduction Proper care is essential to assure good life of condensing Coil cleaning agents must not be allowed to drain into units. Dirty or damaged condensers will reduce the the condensate pan as this may cause damage.

  • Page 40: Technical Assistance & Accessories

    CM2500 TECHNICAL ASSISTANCE CellarCool Customer Service is available Monday through Friday from 6:00 a.m. to 4:00 p.m. Pacific Standard Time. The appointed customer service representative will be able to assist you with your questions and warranty information more effectively if you provide them with the following: The model and serial number of your CellarCool system(s).

  • Page 41: Installation Terms And Conditions

    CellarCool warrants against defects in material and workmanship as follows: 1. LABOR - For a period of two (2) years commencing on the date of purchase, CellarCool will, at its option and discretion, reimburse up to $250 to the End User for cost incurred for servicing, repairing, removing or installing warranty parts.
  • Page 42 9. Removing the rivets from the Product’s unit housing without prior authorization from CellarCool voids this limited warranty. 10. The End User must first contact CellarCool Customer Service prior to attempting service on any Product still under the limited warranty; else the limited warranty is voided.
  • Page 43 E. End User is responsible for all costs incurred for the installation and/or removal of the Product, or any part thereof, unless such cost has been agreed by CellarCool to be a warranty repair prior to the work being performed.
  • Page 44 Conditions of Sale shall be interpreted as through drafted jointly by CellarCool and Purchaser. Any dispute will be resolved by the courts in and for the County of San Joaquin, State of California, and all parties, CellarCool, Purchaser and End User, hereby irrevocably submit to the personal jurisdiction of such courts for that purpose.
  • Page 45 Web: www.cellarcool.com B. Technical Assistance. CellarCool Customer Service is available Monday through Friday from 6:30 a.m. to 4:00 p.m. PST. The Customer Service representative will be able to assist you with your questions and warranty information more effectively if you provide them with the following: 1.
  • Page 46 CellarCool 1738 E. Alpine Ave Stockton, CA 95205 CellarCool.com...

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