Gree GWHD(24)ND3CO Installation Manual Download

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APPENDIX A

Authorized Indoor Unit Combinations (Cont’d)

NOTES

42,000 BtuH

Indoor Unit Size

9+12
9+18
9+21
9+24

12+12
12+18
12+21
12+24
18+18
18+21
18+24
21+21
21+24
24+24

9+9+9

9+9+12
9+9+18
9+9+21
9+9+24

9+12+12
9+12+18
9+12+21
9+12+24
9+18+18
9+18+21
9+18+24
9+21+21
9+21+24
9+24+24

12+12+12
12+12+18
12+12+21
12+12+24
12+18+18
12+18+21
12+18+24
12+21+21
12+21+24
12+24+24
18+18+18
18+18+21
18+18+24
18+21+21
21+21+21

Dual Configuration

2 Zones

Tri-Configuration

3 Zones

42,000 BtuH

Indoor Unit Size

9+9+9+9

9+9+9+12
9+9+9+18
9+9+9+21
9+9+9+24

9+9+12+12
9+9+12+18
9+9+12+21
9+9+12+24
9+9+18+18
9+9+18+21
9+9+18+24
9+9+21+21

9+12+12+12
9+12+12+18
9+12+12+21
9+12+12+24
9+12+18+18
9+12+18+21
9+12+21+21
9+18+18+18

12+12+12+12
12+12+12+18
12+12+12+21
12+12+12+24
12+12+18+18
12+12+18+21

9+9+9+9+9

9+9+9+9+12
9+9+9+9+18
9+9+9+9+21
9+9+9+9+24

9+9+9+12+12
9+9+9+12+18
9+9+9+12+21
9+9+9+18+18

9+9+12+12+12
9+9+12+12+18
9+9+12+12+21

9+12+12+12+12
9+12+12+12+18

12+12+12+12+12

Quad-Configuration

3 Zones

Penta Configuration

3 Zones

Summary of Contents for GWHD(24)ND3CO

Page 1: ...ISTRIBUTOR 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...

Page 2: ...omer Please read this installation manual carefully before installing and starting up the Multi System Take a moment to fill out the product and installation form on the back cover Retain both the manual and installation record for future reference NOTE Your actual heat pump system and related devices may differ from the images shown in this manual This appliance is not intended for use by childre...

Page 3: ...National Electrical Code regulations Interconnecting Cable Recommended cable 14 4AWG stranded bare copper conductorsTHHN 600V unshielded wire Note Use shield cable if installation is in close proximity of RF and EMI transmitting devices Condensate Drain Size 5 8 in OD 7 16 in ID Note Insulate condensate drain hose to prevent sweating and possible water damage Unit Size BtuH Liquid Line in mm Sucti...

Page 4: ...sate pumps are required to properly drain condensate water from the indoor units Installation Site of Outdoor Unit Select a site that allows for the following Outdoor location meets all minimum installation distances defined in the Installation Dimensions section Sound from outdoor unit will not annoy neighbors All connections can be easily made to indoor unit Air inlet and outlet will be clear of...

Page 5: ...ole Sleeve 6 Insulation 7 Refrigerant Pipes 8 Drain Hose Outdoor unit 2 3 6 5 8 7 4 1 8 INSTALLATION DIMENSIONS Minimum indoor clearances Minimum outdoor clearances Outdoor Unit Minimum Distances in mm A 20 500 B 20 500 C 24 610 D 12 305 E 12 305 5 in 0 13m 5 in 0 13m 6 ft 1 8m 6 in 0 15m Air inlet Air outlet Ceiling Floor ...

Page 6: ...ize Distance BtuH ft m 18 000 33 10 24 000 66 20 30 000 66 20 36 000 82 25 42 000 82 25 Capacity Size Distance BtuH ft m 18 000 16 5 24 000 33 10 30 000 33 10 36 000 50 15 42 000 50 15 Maximum Elevation between Outdoor to Indoor Unit H1 The maximum elevation H1 from the bottom of the outdoor unit to the bottom of the highest mounted indoor units must be less than The maximum elevation H2 between t...

Page 7: ...e and wiring 6 Seal around wall hole sleeve with caulk or foam to weatherproof Unit Size Wall Hole Size Diameter BtuH in mm 9 000 2 1 4 55 12 000 2 1 4 55 18 000 2 3 4 66 Table ofWall Hole Size per Unit Size INSTALLATION OF INDOOR UNIT Step 3 Installation of Mounting Bracket 1 Attach the mounting bracket to the indoor unit 2 Find the horizontal center of the indoor unit 3 Mark the center of the in...

Page 8: ...l hangers or ground pad can safely support the weight of the outdoor unit 4 Verify the wall hangers or ground pad is level and meets all outdoor dimensional clearances Install Outdoor Unit Risers If the outdoor unit requires added elevation above the ground installing riser legs will provide a sturdy and stable solution Follow all instructions provided by manufacturer for installing riser legs to ...

Page 9: ...n pipe of the indoor unit Make connection and secure with a hose clamp Insulate the drainage hose and connection to prevent sweating NOTE Prevent condensate drain hose from sagging or kinking for proper drainage 7 Adjust the length and carefully bend refrigerant pipes to meet indoor unit refrigerant pipe connections with proper tools to avoid kinks FieldWiring Cover Interconnecting Wiring INSTALLA...

Page 10: ...in the indoor piping section 5 Carefully tighten flare nuts to correct torque level referring to the followingTorqueTable NOTE Over tightening may damage flare connections and cause leaks Pipe Diameter Nut Size Tightening Torque inch mm inch mm ft lbs N m 1 4 6 35 1 4 17 10 to 13 14 to 18 3 8 9 5 3 8 22 25 to 30 34 to 42 1 2 12 7 1 2 25 36 to 45 49 to 61 5 8 15 9 5 8 29 50 to 60 68 to 82 TorqueTab...

Page 11: ...LLATION OF POWER AND WIRING Step 9 Outdoor UnitWire Connections Disconnect all electrical power to unit including disconnects fuses and breakers 1 Remove the service panel on right side of the outdoor unit 2 Insert interconnecting wires and main power wires through the wire holes on conduit mounting bracket 3 Secure main power conduit and interconnecting wire conduit if required with locking nuts ...

Page 12: ...zard CAUTION Multiple PortWiring Diagram Reference Only INSTALLATION OF POWER AND WIRING Local codes may require a disconnect switch within sight of the indoor unit Use a DFS Disconnect SwitchAccessory 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 Never break or interrupt the ground wire with a switch or disconnect de...

Page 13: ... 3 Fully open the low side of manifold gauge See figure at right 4 Start vacuum pump 5 Evacuate using either deep vacuum or triple evacuation method 6 After evacuation is complete fully close the low side of manifold gauge and stop operation of vacuum pump 7 The factory charge contained in the outdoor unit is good for up to 25 ft 8 m of line length NOTE For refrigerant lines longer than 25 ft 8 m ...

Page 14: ...efrigerant pipes pass through Fig a Air Filter Photocatalytic Filter Fig b Fig c START UP Indoor Unit 1 Do all Remote Control buttons function properly 2 Do the display panel lights work properly 3 Does the swing louver function properly 4 Does the drain work Outdoor Unit 1 Push the mode button to COOL and adjust the room setting to 61 F deg Wait up to 3 minutes from compressor time guard Does com...

Page 15: ...ve Malfunction U7 Bad Connection Solenoid Failure orValve Malfunction Troubleshooting This unit has onboard diagnostics Informational and error codes will be displayed on the LED display on the 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 Informational codes are not signs of system malfun...

Page 16: ...1 21 Dual Configuration 2 Zones Tri Configuration 3 Zones 42 000 BtuH Indoor Unit Size 9 9 9 9 9 9 9 12 9 9 9 18 9 9 9 21 9 9 9 24 9 9 12 12 9 9 12 18 9 9 12 21 9 9 12 24 9 9 18 18 9 9 18 21 9 9 18 24 9 9 21 21 9 12 12 12 9 12 12 18 9 12 12 21 9 12 12 24 9 12 18 18 9 12 18 21 9 12 21 21 9 18 18 18 12 12 12 12 12 12 12 18 12 12 12 21 12 12 12 24 12 12 18 18 12 12 18 21 9 9 9 9 9 9 9 9 9 12 9 9 9 9 ...

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