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CellarCool WM 2500 Owner's Manual

24v thermostat conversion kit option
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Tech Support: 1 (800) 343-9463, ext. 801
Hours: Monday through Friday, 7 AM - 4 PM
WALL MOUNT 2500
OWNER'S MANUAL
24V Thermostat Conversion Kit Option
TECHNICIAN'S MANUAL LOCATED DIRECTLY
AFTER OWNER MANUAL
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.
VERSION 4

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Summary of Contents for CellarCool WM 2500

  • 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

    CellarCool Troubleshooting Guide ........

  • Page 4: 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 1-800-343-9463 or visit cellarcool.com.

  • Page 5: Before You Start

    8. CellarCool requires that all split systems be installed by a certified HVAC-R technician only. NATE or equivalent is recommended. If you encounter a problem with your CellarCool system, please refer to the Troubleshooting Guide. If you have any further questions or concerns, or need technical assistance, please contact CellarCool’s Customer Service at 1-800-343-9463.

  • Page 6: 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 7: Quick Reference Guide

    WM 2500 SERIES QUICK REFERENCE GUIDE Front / Side View Evaporator unit (fan coil unit) Filter grille Rear / Side View Mounting keyholes (4) R E A R V I E W THROUGH THE WALL (Option 1) Knockout for wiring...
  • Page 8 Evaporator unit Filter grille WM 2500 SPECIFICATIONS WM2500 Evaporator Unit WM2500 Condenser Model (Fan Coil Unit) (Air-Cooled Condensing Unit) Cellar Size 500 cu. ft.* (when cellar is fully insulated and sealed with a proper vapor barrier) BTU/h w/85°F air entering...

  • Page 9: System

    Insulation Insulation is REQUIRED in order to properly use CellarCool products. It is vital that all walls and ceilings be insulated to keep the cellar temperature as consistent as possible during the summer and winter months. Standard fiberglass or rigid foam insulation is normally used in cellar construction;...
  • Page 10 In cases where glass doors are used and the room size is close to the recommended system size, the next larger size CellarCool system should be used. This will compensate for the insulation loss due to the lower insulating rating of glass.
  • Page 11 However, you must have a fresh air inlet as well. Note: If you are unsure about having adequate ventilation in your install location, please contact us to assess your specific installation at support@cellarcool.com or 1-855-235-5271. Evaporator unit...

  • Page 12: System Operation

    SYSTEM OPERATION The cooling system is equipped with the hardware needed to support a 24-volt air conditioning thermostat (not included). The condensing unit controller is preset at the factory. The Initial Start-Up Set the thermostat to COOL and fan switch to AUTO. cut-in pressure is preset to 25psi and the cut-out pressure at Lower the set point to the desired cellar temperature.
  • Page 13 WM 2500 SERIES ™ 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 14 Display Likely Causes Other Possible Causes Controller display remains • Unit power not properly applied - check for proper applied voltage • Power cable miswired – inspect cable, replace if blank after applying power • Power cable harness not plugged in properly or securely into the needed back of the controller –...

  • Page 15: Cellarcool Troubleshooting Guide

    WM 2500 SERIES CELLARCOOL TROUBLESHOOTING GUIDE Unit has ice forming on the evaporator 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 16 Unit leaks water Possible cause Solution Evaporator unit is not level Evaporator unit should be level on the wall to prevent leaking Drain line clogged or kinked Check drain line to make sure water can flow freely Drain is clogged, preventing water from escaping Disconnect drain and clear it out, open access door and check drain for blockage Drain line does not have a downward slope...
  • Page 17 WM 2500 SERIES 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...

  • Page 18: Maintenance Schedule

    MAINTENANCE SCHEDULE 1. Check for debris surrounding condensing unit (leaves, branches, trash, etc); remove all obstructions Monthly 2. Check for unusual noise or vibration 3. Check the drain line to see if it is above the waterline (if draining into a vessel) Quarterly 1.

  • Page 19: Technical Assistance & Accessories

    WM 2500 SERIES 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:...
  • Page 20 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 21 8. This limited warranty is voided if installed in an enclosure of insufficient design that does not follow the Product installation requirements stated herein and in the owner’s manual. 9. Removing the rivets from the Product’s unit housing without prior authorization from CellarCool voids this limited warranty.
  • Page 22 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 23 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 24 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 25 CellarCool 1738 E. Alpine Ave Stockton, CA 95205 1(800) 343-9463 www.cellarcool.com...
  • Page 26 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 27 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 28 CellarCool Troubleshooting Guide ........

  • Page 29: 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 1-800-343-9463 or visit cellarcool.com.

  • Page 30: Quick Start Guide

    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 31 8. CellarCool requires that all split systems be installed by a certified HVAC-R technician only. NATE or equivalent is recommended. If you encounter a problem with your CellarCool system, please refer to the Troubleshooting Guide. If you have any further questions or concerns, or need technical assistance, please contact CellarCool’s Customer Service at 1-800-343-9463.

  • Page 32: Receiving And 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 33: Quick Reference Guide

    QUICK REFERENCE GUIDE QUICK REFERENCE GUIDE Front / Side View Evaporator unit (fan coil unit) Filter grille Rear / Side View Mounting keyholes (4) R E A R V I E W THROUGH THE WALL (Option 1) Knockout for wiring Line set knockout Knockout for drain line Thermostat wire routing for...
  • Page 34 WM 2500 SERIES Evaporator unit Filter Grille WM2500 SPECIFICATIONS WM2500 Evaporator Unit WM2500 Condenser Model (Fan Coil Unit) (Air-Cooled Condensing Unit) Cellar Size 500 cu. ft.* (when cellar is fully insulated and sealed with a proper vapor barrier) BTU/h w/85°F air entering...

  • Page 35: System

    SPLIT SYSTEM CHECKLIST In order to activate the warranty for this product, the information here must be complete and accurate. Any incorrect or omitted information will result in a return trip by the installing technician at their cost. DATA RECORDINGS Note: All readings need to be taken while the compressor is running.

  • Page 36: 24V Thermostat Conversion Kit Wiring Instructions

    WM 2500 SERIES 24V THERMOSTAT CONVERSION KIT WIRING INSTRUCTIONS The 24V thermostat conversion kit requires a standard 18-5 thermostat wire to be run from the evaporator unit to the thermostat. The white wire will not be used, as there is no heating function. (Some thermostats need a common wire and some do not;...
  • Page 37 PREPARING AND INSTALLING THE EVAPORATOR UNIT Required Tools: Drill ¼” wrench Brazing torch Level • • • • ⁄ ” drill bit Phillips-head screwdriver Drywall saw Pliers • • • • ¼” socket drill bit Tape measure Ladder Pencil • •...
  • Page 38 WM 2500 SERIES Power 6. Depending on the desired installation, remove the rear or bottom knockouts for the line set, drain line, and power cord. Line Set 7. Using a ⁄ ” drill bit, and drilling from the outside of the unit, cut holes through the unit’s insulation for the line set and drain line.

  • Page 39: Installing The Evaporator Unit

    INSTALLING THE EVAPORATOR UNIT Note: The evaporator is designed to be mounted on two standard wall studs spaced 16” apart. 1. Locate two (2) wall studs in the desired location. 2. Mark vertical lines on each stud 16” apart. Note: The top of the unit must be installed a minimum of 3.
  • Page 40 WM 2500 SERIES 10. Using a ¼” wrench or socket, tighten the accessible mounting screws on the left-hand side of the interior of the unit. Note: For ease of installation, remove the top panel after securing unit to wall. 11. Remove the line set caps. Route the ⁄ ” suction line 13.

  • Page 41: Drain Line

    DRAIN LINE Condensation Drain Line (not provided, but required) The condensation drain line tube moves excess condensation from the evaporator unit to a proper discharge location. It is important for the drain line tube to be properly connected in order to prevent leakage and other problems associ- ated with excess condensation.

  • Page 42: 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 43 WM 2500 EVAPORATOR UNIT WITH 24V THERMOSTAT CONVERSION KIT WIRING DIAGRAM LEGEND Field Installed Factory Installed Blue Green Black Blue Black White Blue Black 115V Line White 115V Neutral Green Ground Green White 120mm White Black Blower BROWN GREY EVAPORATOR...

  • Page 44: Wm2500 Condensing Unit

    WM 2500 SERIES WM 2500 CONDENSING UNIT WIRING DIAGRAM For systems manufactured after October 31, 2018 www.cellarcool.com | Page 17...
  • Page 45 COPELAND COLD WEATHER START KIT WIRING DIAGRAM For systems manufactured after October 31, 2018 Page 18 | 1-855-235-5271 080819...

  • Page 46: Installing The Condensing Unit

    WM 2500 SERIES INSTALLING THE CONDENSING UNIT The condensing unit can be installed inside a well-ventilated area of the home, but is typically installed outside. Exterior applications will require the use of a protective housing. The amount of sun exposure should be considered when selecting the placement of the condensing unit .The condensing unit requires a dedicated 15 -amp circuit (non-GFI).

  • Page 47: Line Set Piping Diagram

    LINE SET PIPING DIAGRAMS These are two options for running the line set from the coil to the condensing unit. Option 1 is specifically applicable when Option 1 the system is installed with the condensing unit below or leveled to the coil.
  • Page 48 WM 2500 SERIES DO NOT BLOCK airflow through the INSTALLING THE CONDENSING UNIT exterior housing. This will restrict (continued) airflow and void the warranty. Refrigerant Piping Overview • Using the charts and illustrations found above, route the line set between the evaporator unit and condensing unit. Be sure to reference the chart for correct line set sizing.
  • Page 49 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 50 WM 2500 SERIES WM2500 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.
  • Page 51 Page 24 | 1-855-235-5271 080819...
  • Page 52 WM 2500 SERIES www.cellarcool.com | Page 25...
  • Page 53 Page 26 | 1-855-235-5271 080819...

  • Page 54: System Operation

    WM 2500 SERIES SYSTEM OPERATION The cooling system is equipped with the hardware needed to support a 24-volt air conditioning thermostat (not included). Initial Start-Up The condensing unit controller is preset at the factory. The Set the thermostat to COOL and fan switch to AUTO.
  • Page 55 ™ 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 56 WM 2500 SERIES Display Likely Causes Other Possible Causes Controller display remains • Unit power not properly applied - check for proper applied voltage • Power cable miswired – inspect cable, replace if blank after applying power • Power cable harness not plugged in properly or securely into the needed back of the controller –...

  • Page 57: Cellarcool Troubleshooting Guide

    CELLARCOOL TROUBLESHOOTING GUIDE Unit has ice forming on the evaporator 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 58 WM 2500 SERIES Unit leaks water Possible cause Solution Evaporator unit is not level Evaporator unit should be level on the wall to prevent leaking Drain line clogged or kinked Check drain line to make sure water can flow freely...
  • Page 59 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 Contact Customer Service for troubleshooting Condensation levels are critical and prevent the unit from running Contact Customer Service for troubleshooting...

  • Page 60: Maintenance Schedule

    WM 2500 SERIES MAINTENANCE SCHEDULE 1. Check for debris surrounding condensing unit (leaves, branches, trash, etc); remove all obstructions Monthly 2. Check for unusual noise or vibration 3. Check the drain line to see if it is above the waterline (if draining into a vessel) Quarterly 1.
  • Page 61 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 62 WM 2500 SERIES 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:...
  • Page 63 Product. 2. PARTS - For a period of two (2) years commencing on the date of purchase, CellarCool will supply, at no charge, new or rebuilt replacement parts in exchange for defective parts. Replacement parts are warranted only for the remainder of the original warranty period.
  • Page 64 Proof of purchase of the Product in the form of a bill of sale, receipted invoice or serial number, which is evidence that the Product is within the Limited Warranty Period, must be presented by the End User to CellarCool in order to obtain limited warranty service.
  • Page 65 CellarCool Customer Service to arrange for replacement under the warranty guidelines. When a claim for warranty is submitted for a condenser skid, the End User must purchase a new condenser skid from CellarCool at retail price. Upon installation of the new condenser skid by a certified HVAC/R Technician, the HVAC/R Technician must complete the Installation Checklist and End User must submit the Installation Checklist to CellarCool Customer Service for approval.
  • Page 66 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. No waiver by CellarCool of any breach or default of the contract of sale (including these Terms and Conditions of Sale) concerning a Product will be deemed to be a waiver of any preceding or subsequent breach or default.
  • Page 67 CellarCool 1738 E. Alpine Ave Stockton, CA 95205 1(800) 343-9463 www.cellarcool.com...

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