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Summary of Contents for WhisperKool Mini Split
- Page 1 Mini Split TECH MANUAL The Coolest Thing In Wine Storage 101713...
- Page 2 WhisperKOOL. Every effort has been made to ensure that the information in this manual is accurate. WhisperKOOL is not responsible for printing or clerical errors.
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Page 3: Table Of Contents
Technical Assistance & Accessories ......WhisperKOOL requires that a certified HVAC-R technician install, Pipe, Evacuate, Charge, Start and Test all split systems. -
Page 4: Quick Reference Guide
QUICK REFERENCE GUIDE Wall Mounted Mini Split Evaporator Unit (Fan Coil Unit) Front / Side View Evaporator Unit (Fan Coil Unit) Controller Filter Grille Evaporator Unit (Fan Coil Unit) Rear / Side View Mounting Key Hole (X4) THROUGH THE WALL... -
Page 5: Controller Layout & Specifications
100 line feet away and in accordance with the installation specifications found in the Tech Manual. Thermostat Digital Control Display 55°F temperature differential Temp. Delta (maintains proper cellar temperature when exhaust environment does not exceed 110°F) Warranty 2 year parts and labor www.whisperkool.com | Page 3... -
Page 6: Introduction
Temperature Setting The WhisperKOOL system can be set at any temperature within the acceptable wine-aging range of 50°F to 70°F. It is designed to cool up to 55°F cooler than the ambient temperature of the space to which the condensing unit is installed. -
Page 7: Receiving & Inspecting The System
Allow the condensing unit to sit 24 hours prior to start up. The Condensing Unit can be placed in the installation location, piped and evacuated during this time. Note: WhisperKOOL units are manufactured in the USA and tested prior to shipment. Review the Packing Slip to Verify Contents •... -
Page 8: Before You Start
4. The system is intended for use in properly designed and constructed wine cellars. Hire a professional wine storage consultant with a valid contractor’s license to build your wine cellar. 5. WhisperKOOL requires that all Split Systems are installed by a certified HVAC-R technician only, Nate or equivalent is recommended. -
Page 9: Preparing The Wine Cellar
Wine storage professionals work with licensed contractors, refrigeration technicians, and racking companies to build well-insulated, beautiful, and protective wine cellars. WhisperKOOL has put together some useful tips to assist in the installation process. Our recommendations are meant to act as a guide in the process of building a proper enclosure. - Page 10 In cases where glass doors are used and the room size is close to the recommended system size, the next larger size WhisperKOOL 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@whisperkool.com or 1.800.343.9463. Evaporator Unit ( Fan Coil Unit)
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Page 12: Mini Split Evaporator Unit Internal Quick Reference Guide
MINI SPLIT EVAPORATOR UNIT INTERNAL QUICK REFERENCE GUIDE BLOWER REFRIGERANT SOLENOID COIL TXV SENSING BULB 101713 Page 10 | 1-800-343-9463... -
Page 13: Preparing & Installing The Evaporator Unit (Fan Coil Unit)
Connector is located in the rear-left corner of the UNIT PANEL bottom of the unit. 5. Secure the Circular Connector (Bottle Probe Input) to the unit using the provided nut (the Rubber Washer should remain inside the unit). www.whisperkool.com | Page 11... - Page 14 PREPARING AND INSTALLING THE EVAPORATOR UNIT (FAN COIL UNIT) Length To Extend To Desired Tee Location 3” 6. Cut the supplied Drain Tubing at a length long enough to extend from the Drain Pan to the desired Barbed Tee location and a second piece 3 inches long. Power 7.
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Page 15: Installing The Evaporator Unit (Fan Coil Unit)
7. The wall is now ready for installation. Place the prepared unit below the install location. Note: During installation WhisperKOOL recommends elevating the unit close to the install height. 8. Raise the evaporator to the installation location. Align the rear key holes with the mounting screws and mount the unit. - Page 16 INSTALLING THE EVAPORATOR UNIT (FAN COIL UNIT) 9. Using a 1/4” wrench or socket and 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.
- Page 17 WRONG: Drain line is under water. WALL MOUNT CLAMP Failure to install the drain line BARBED TEE voids the warranty. To prevent mold from growing, Figure 2 allow the drain line to hang above the water line. www.whisperkool.com | Page 15...
- Page 18 NOTES 101713 Page 16 | 1-800-343-9463...
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Page 19: Active Humidity Option Overview
• Route a 1/4” Copper, Pex or equivalent tubing from the water source and connect to the water inlet fitting on the unit as shown in Figure 3. FILTRATION SYSTEM • Turn on the water and check for leaks. Figure 2 Figure 3 www.whisperkool.com | Page 17... -
Page 20: Humidistat Installation
HUMIDISTAT INSTALLATION Routing the Wiring Plug the circular connector from the humidistat cable into the circular connector on the unit as shown in Figure 1. Route the wire from the unit to the desired humidistat location. Figure 1 Removing the Cover Move both slide controls to the bottom position. -
Page 21: Electrical Connection
Correct Humidistat Settings Rotate the dial to the desired humidity level. Set the bottom selector switch to the Humid setting. Set the top selector switch to the Hi setting. Figure 8 www.whisperkool.com | Page 19... - Page 22 INSTALLING THE EVAPORATOR UNIT (FAN COIL UNIT) 13. Connect the Bottle Probe. Note: Reinstall top Panel if removed. 14. Reinstall the access panel removed in step 1 of Evaporator Preparation by pushing the four corners into place. 15. Plug in the evaporator. 101713 Page 20 | 1-800-343-9463...
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Page 23: Mini-Split Evaporator Unit (Fan Coil Unit) Terminal Board
MINI-SPLIT EVAPORATOR UNIT (FAN COIL UNIT) TERMINAL BOARD White Black www.whisperkool.com | Page 21... -
Page 24: Preparing The Condensing Unit
Provide a weatherproof disconnect for Condensing Units located outside. As with all sensitive electrical equipment, damage may be caused in the event of power surges and spikes. WhisperKOOL recommends plugging the unit into a surge protector, or power conditioner, in order to protect your system. As outlined in our terms &... -
Page 25: Mini-Split Condenser Wiring Diagram
MINI-SPLIT CONDENSER WIRING DIAGRAM For Systems Manufactured 12-20-12 or Later ENCLOSURE COMP www.whisperkool.com | Page 23... - Page 26 MINI-SPLIT CONDENSER WIRING DIAGRAM For Systems Manufactured 12-20-12 or Later 101713 Page 24 | 1-800-343-9463...
- Page 27 The refrigerant drier and the sight glass shall be installed (in that order) in the direction of the refrigerant flow in the liquid line between the condensing unit and Evaporator Unit (Fan Coil Unit). Enclose the suction line in a cellular insulation ½” wall thickness Armaflex (brand name) or equal to reduce heat transfer. www.whisperkool.com | Page 25...
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Page 28: Line Set 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 for when the system is installed with the condensing unit below Option 1 or leveled to the coil. Option 2 is for when the system is installed with the condensing unit at a higher elevation than the coil. -
Page 29: Installing The Condensing Unit
200 psi for 30 minutes. If not check again for leaks and repair, perform another leak test. When it is confirmed there are no leaks, release the nitrogen pressure and leave the solenoid valve energized. Insulate the 3/8” suction line with the 10” piece of supplied cork tape. www.whisperkool.com | Page 27... - Page 30 INSTALLING THE CONDENSING UNIT Evacuation Connect evacuation type four valve gauge manifold to high and low pressure service valve ports on the condensing unit with the valve stems mid seated as when leak testing. Install service caps on valves and tighten them. Energize the liquid line solenoid valve (make sure there is fresh oil in the vacuum pump).
- Page 31 TXV to compressor. Confirm that the sight glass has no bubbles and the ambient temperature around the condensing unit is not getting excessively hotter. Confirm that both king valves have been back seated and the nuts have been installed back on the king service ports. www.whisperkool.com | Page 29...
- Page 32 NOTES 101713 Page 30 | 1-800-343-9463...
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Page 33: System Operation
Set Point: pushing the set button and scrolling through PB1 (bottle The set point is set from the factory (WhisperKool) at 55°. It probe) and PB2 (evaporator probe). can be adjusted by the customer between 50° and 70° in one degree increments. -
Page 34: Controller Functions
CONTROLLER FUNCTIONS Button/Symbol Normal Functions • ON/OFF Press and hold the on/off button for approximately 3 seconds to turn the unit on or off. Note: This does not disconnect power from the unit. In order for the power to be shut off from the unit, the power cord must be unplugged from the wall receptacle. - Page 35 “CA1” Use this parameter to calibrate the bottle probe to a known temperature. This parameter can be ad- justed between -12 °F and 12 °F. Example: Bottle temperature reading = 58°F Known temperature reading = 55°F CA1 parameter setting to match known temperature = -3 www.whisperkool.com | Page 33...
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Page 36: Troubleshooting Guide
TROUBLESHOOTING GUIDE Unit has ice forming on the Evaporator Unit (Fan Coil Unit) Solution Possible Cause Evaporator filter or coil is dirty. Remove the filter and wash, then clean the coil with a vacuum. If coil is very dirty, use a spray bottle with a small amount of liquid dish washing detergent or coil cleaner. - Page 37 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 Raise the Fon setting to increase the humidity level www.whisperkool.com | Page 35...
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Page 38: Technical Assistance & Accessories
TECHNICAL ASSISTANCE WhisperKOOL Customer Service is available Monday through Friday from 6:00 a.m. to 4:00 p.m. Pacific Time. 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: •... - Page 39 NOTES www.whisperkool.com | Page 37...
- Page 40 WhisperKOOL 1738 E. Alpine Ave Stockton, CA 95205 1(800) 343-9463 www.whisperkool.com 101713...
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