Gree GWHD(18)ND3CO Installation Manual

Gree GWHD(18)ND3CO Installation Manual

Multi ductless inverter
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GREE ELECTRIC APPLIANCES, INC.
www.greecomfort.com
LIMITED WARRANTY
GREE distributor (hereinafter "Company") warrants this product against failure due to defect in materials or workmanship under normal use and maintenance as
follows.All warranty periods begin on the date of original installation. If the date cannot be verified, the warranty period begins one hundred twenty (120) days from
date of manufacture. If a part fails due to defect during the applicable warranty period Company will provide a new or remanufactured part, at Company's option,
to replace the failed defective part at no charge for the part.This limited warranty is subject to all provisions, conditions, limitations and exclusions listed below.
• Seven (7) years on compressor and Five (5) years on all parts to the original registered end user.
• One (1) year warranty on remote controller unit.
• Proper installation – Limited warranty applies only to systems that are installed by a state certified or licensed HVAC contractor, under applicable local and
state law in accordance with all applicable building codes and permits; GREE installation and operation instructions and good trade practices.
• Warranty applies only to products remaining in their original installation location.
• Defective parts must be returned to the distributor through a registered servicing dealer for credit.
LIMITATIONS OF WARRANTIES: ALL IMPLIED WARRANTIES AND/OR CONDITIONS (INCLUDING IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR USE OR PURPOSE) ARE LIMITED TO THE DURATION OF THIS LIMITED WARRANTY, SOME STATES OR PROVINCES DO NOT ALLOW
LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY OR CONDITION LASTS, SO THE ABOVE MAY NOT APPLY TO YOU.THE EXPRESS WARRANTIES MADE IN THIS
WARRANTY ARE EXCLUSIVE AND MAY NOT BE ALTERED, ENLARGED, OR CHANGED BY ANY DISTRIBUTOR, DEALER, OR OTHER PERSON,WHATSOEVER.
THIS WARRANTY DOES NOT COVER:
1. Labor or other costs incurred for diagnosing, repairing, removing, installing, shipping, servicing or handling of either defective parts, or replacement parts,
or new units.
2. Normal maintenance as outlined in the installation and servicing instructions or Owner's Manual, including filter cleaning and/or replacement and lubrication.
3. Failure, damage or repairs due to faulty installation, misapplication, abuse, improper servicing, unauthorized alteration or improper operation.
4. Failure to start due to voltage conditions, blown fuses, open circuit breakers, or damages due to the inadequacy or interruption of electrical service.
5. Failure or damage due to floods, winds, fires, lightning, accidents, corrosive environments (rust, etc.) or other conditions beyond the control of the Company.
6. Parts not supplied or designated by Company, or damages resulting from their use.
7. Products installed outside USA and Canada.
8. Electricity or fuel costs, or increases in electricity or fuel costs from any reason whatsoever, including additional or unusual use of supplemental electric heat.
9. Any cost to replace, refill or dispose of refrigerant, including the cost of refrigerant.
10. Any special, indirect or consequential property or commercial damage of any nature whatsoever. Some states or provinces do not allow the exclusion of
incidental or consequential damages, so the above limitation may not apply to you.
For additional warranty exclusions, visit www.Gree omfort.com .
This warranty gives you specific legal rights, and you may also have other rights which vary from state to state or province to province.
For warranty service or repair, contact your installing contractor.You may find the installer's name on the equipment or in your Owner's packet.
Complete product registration below and send back by e mail at service@twclimate.com
PRODUCT REGISTRATION
Model No.
Serial No.
Owner Name
Address of Installation
Installing Contractor
Address
Phone No. / E-mail
WSO021513-DLSWARR-HP-Rev 3-8-13
Gree Electric Appliances, Inc ©2014
Date of Installation
Cat No: DFS-MULTI-HP-1IN
MULTI
DUCTLESS INVERTER

HEAT PUMP

INSTALLATION MANUAL

Models:
GWHD(18)ND3CO
GWHD(24)ND3CO
GWHD(30)ND3CO
GWHD(36)ND3AO
GWHD(42)ND3AO

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Summary of Contents for Gree GWHD(18)ND3CO

  • Page 1: Heat Pump

    LIMITED WARRANTY GREE distributor (hereinafter “Company”) warrants this product against failure due to defect in materials or workmanship under normal use and maintenance as follows.All warranty periods begin on the date of original installation. If the date cannot be verified, the warranty period begins one hundred twenty (120) days from date of manufacture.
  • Page 2: Table Of Contents

    Thank you for choosing a SAFETY PRECAUTIONS Gree Multi Ductless Heat Pump Please read the following before installation. for your customer. Please read this installation manual carefully before installing and Recognize safety information. This is the safety-alert symbol. When you see this symbol on the unit and in instructions or manuals, be alert to the potential for personal starting up the Multi System.
  • Page 3: Safety Precautions

    SAFETY PRECAUTIONS SYSTEM REQUIREMENTS Piping Requirements OUTDOOR UNITS in (mm) Unit Size (BtuH) Liquid Line in (mm) Suction/Gas Line in (mm) C UTION Port 1 1/4 (6) 3/8 (9.5) 18,000 Port 2 1/4 (6) 3/8 (9.5) Port 1 1/4 (6) 3/8 (9.5) •...
  • Page 4: Suggested Tools

    SUGGESTED TOOLS INSTALLATION SITE INSTRUCTIONS Step 1 Installation Site of Indoor Unit • Standard Wrench Select a site that allows for the following: • Adjustable/Crescent Wrench • Ensure the installation complies with the installation minimum dimensions and meets the minimum and maximum connecting piping length and maximum change in elevation. •...
  • Page 5: Dimensions

    INSTALLATION DIMENSIONS INSTALLATION DIMENSIONS Minimum indoor clearances Indoor unit Ceiling 6 in (0.15m) 5 in 5 in (0.13m) (0.13m) 6 ft (1.8m) Part Name 1. Remote Controller Floor 2. Front Panel 3. Air Filter 4. Horizontal Louver Minimum outdoor clearances 5.
  • Page 6 INSTALLATION OF INDOOR UNIT INSTALLATION OF INDOOR UNIT Step 2 Piping Height Requirements Piping Design and Layout The system piping layout must take in the constraints of vertical height on system performance.The outdoor unit has a vertical height limit in which it can properly circulate refrigerant in the system. The piping design and layout are critical factors for the overall performance and reliability of the system.
  • Page 7: Refrigerant Piping

    INSTALLATION OF INDOOR UNIT INSTALLATION OF INDOOR UNIT Step 3 Step 4 Installation of Mounting Bracket Drill Hole in Wall for Interconnecting Piping, Drain & Wiring 1. Attach the mounting bracket to the indoor unit. If indoor unit refrigerant piping is going to exit from the rear: 2.
  • Page 8: Refrigerant Piping

    OUTDOOR UNIT PREPARATION INSTALLATION OF REFRIGERANT PIPING Step 6 Step 5 Piping Connections Install Ground Pad or Wall Hangers 1. Determine proper location for outdoor unit. 2. Follow all instructions provided by manufacturer for installing wall hangers or ground pad. C UTION 3.
  • Page 9 INSTALLATION OF REFRIGERANT PIPING INSTALLATION OF REFRIGERANT PIPING Step 6 (Cont’d) 8. Apply a small amount of refrigerant oil to the flare connection on the refrigerant pipes. Piping and Drain Hose Connections to Indoor Unit 9. Properly align piping and tighten flare nut using a standard wrench and a torque wrench NOTE: For maximum serviceability, it is recommended to have refrigerant pipe flare as shown in figure below: connections and the drain connection on the outside.
  • Page 10 INSTALLATION OF REFRIGERANT PIPING INSTALLATION OF REFRIGERANT PIPING Step 7 3. Apply a small amount of refrigerant oil to the flare connection on the refrigerant pipe. Piping Connections to Outdoor Unit 4. Properly align piping and tighten flare nut using a standard wrench and a torque 1.
  • Page 11: Power And Wiring

    INSTALLATION OF POWER AND WIRING INSTALLATION OF POWER AND WIRING Step 8 Step 9 Indoor Unit Interconnecting Wire Connections Outdoor Unit Wire Connections W RNING W RNING Disconnect all electrical power to unit including disconnects, Disconnect all electrical power to unit including disconnects, fuses and circuit breakers.
  • Page 12 INSTALLATION OF POWER AND WIRING INSTALLATION OF POWER AND WIRING Step 9 (Cont’d) Local codes may require a disconnect switch within sight of the indoor unit. Use a DFS Disconnect Switch Accessory Kit (Part No: DFS-SWITCH-A) to break wires going to the N(1), 2, 3, terminals on the indoor unit, as shown in the wiring diagram below: Multiple Port Wiring Diagram (Reference Only)
  • Page 13: Vacuum Testing

    VACUUM TESTING VACUUM TESTING Step 10 5. Evacuate using either deep vacuum or triple evacuation method. Leaking Test 6. After evacuation is complete, fully close the low side of manifold gauge and stop Leak test each indoor unit, one unit at a time. Repeat the leak test sequence for each indoor unit. operation of vacuum pump.
  • Page 14: Start-Up

    START-UP START-UP Step 12 Indoor Unit Installing Photocatalytic Filter (optional) 1. Do all Remote Control buttons function properly? 1. Lift front panel and remove air filter. (Fig. a). 2. Do the display panel lights work properly? 2. Attach photocatalytic filter onto air filter. (Fig. b). 3.
  • Page 15: Troubleshooting

    TROUBLESHOOTING APPENDIX A Troubleshooting Authorized Indoor Unit Combinations This unit has onboard diagnostics. Informational and error codes will be displayed on the LED display on the 18,000 BtuH Indoor Unit Size 30,000 BtuH Indoor Unit Size front panel of the indoor unit in place of the temperature display.The unit will provide informational codes to alert the user of special system operations.
  • Page 16 APPENDIX A NOTES Authorized Indoor Unit Combinations (Cont’d) 42,000 BtuH Indoor Unit Size 42,000 BtuH Indoor Unit Size 9+12 9+9+9+9 9+18 9+9+9+12 9+21 9+9+9+18 9+24 9+9+9+21 12+12 9+9+9+24 12+18 9+9+12+12 Dual Configuration 12+21 9+9+12+18 2 Zones 12+24 9+9+12+21 18+18 9+9+12+24 18+21 9+9+18+18 18+24...

This manual is also suitable for:

Gwhd(24)nd3coGwhd(30)nd3coGwhd(36)nd3aoGwhd(42)nd3ao

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