GREE MULTI18HP200 Installation Guide
Contents
1. SS S N Outdoor unit ut m ny 7 mii tk GI T I I Fs INSTALLATION DIMENSIONS Minimum indoor clearances Ceiling A 6 in 0 15m 6 ft 1 8m Floor Minimum outdoor clearances Air inlet Minimum Distances in mm 20 500 24 610 78 2000 12 305 20 500 INSTALLATION OF INDOOR UNIT Step 2 Piping Design and Layout The piping design and layout are critical factors for the overall performance and reliability of the system Find the desired locations for each indoor unit and the outdoor unit Ln Measure and record the piping length L1 L2 L3 Ln from the outdoor unit to each indoor unit NOTE Min refrigerant line length between the indoor and outdoor units is 10 ft 3 m Find the indoor units with the greatest vertical distance from the outdoor unit Measure the maximum vertical height H1 from the bottom of the outdoor unit to the bottom of the highest mounted indoor units Find the two indoor units with the greatest vertical distance from each other Measure the maximum vertical height H2 between those two indoor units from bottom of one unit to bottom of the other unit INSTALLATION OF INDOOR UNIT Piping Height Requirements The system piping layout must take in the constraints of vertical height2. Example MULTI42HP230V1A0 MULTI 42 HP 230V 1 A O Series Designation MULTI Multi Zone Cooling Capacity 09 9 000 BTUH 12 12 000 BTUH 18 18 000 BTUH 24 24 000 BTUH etc Model Type AC Cooling Only HP Heat Pump HC Heat Cool Product Type S System O Outdoor units H Indoor High Wall D Indoor Duct C Indoor Cassette F Indoor Floor Ceiling Revision Level Style Color Designation Electrical Rating 230V 208 230V 60Hz 1PH 115V 115V 60Hz 1PH GREE 30 GREE 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 e Seven 7 years on compressor and Five 5 years on all parts to the original registered end user e One 1 year warranty on remote controller unit e Proper installation Limited warran
3. Using Vacuum Pump Low Side 1 Completely tighten flare nuts A B C D High Side connect manifold gauge charge hose to a Service Valve charge port of the low side service valve Manifold Gauge 2 Connect charge hose to vacuum pump 3 Fully open the low side of manifold gauge See figure at right High Side Valve 4 Start vacuum pump SE acuum rump Low Side Valve 2 3 VACUUM TESTING 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 add add l refrigerant per foot of extra piping up to the maximum allowable length See System Requirement section on page 4 for more info 8 Disconnect charge hose trom charge connection of the low side service valve 9 Fully open service valves B and A 10 Securely tighten caps of service valves Deep Vacuum Method The deep vacuum method requires a vacuum pump capable of pulling a vacuum of 500 microns and a vacuum gauge capable of accurately measuring this vacuum depth The deep vacuum method is the most positive way of assuring a system is free of air and liquid water 5000 4500 g n 5 3000 e S C lt Vacuum Tight E gt too Wet Tight Dry System 0 1 2 3 4 5 6 7
4. 5 GREE MULTI DUCTLESS INVERTER INSTALLATION MANUAL Models EE MULTI1 8HP230V1AO MULTI24HP230V1AO ma MULTI30HP230V1A0 MULTI36HP230V1A0 MULTI42HP230V1AO oes Thank you for choosing a Gree Multi Ductless Heat Pump for your customer 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 Contents e Safety Precautions 2 e System Requirements 4 e Suggested Tools 5 e Site Instructions 6 e Dimensions 7 e Indoor Unit 9 e Outdoor Unit 12 e Refrigerant Piping 13 e Power and Wiring 16 e Vacuum Testing 19 e Start up 21 e Troubleshooting 22 GREE SAFETY PRECAUTIONS Please read the following before installation Recognize safety information AN 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 injury Understand these signal words DANGER WARNING and CAUTION These words are used with the safety alert symbol DANGER identifies the most serious hazards which will result in severe personal injury or death WARNING signifies hazards which could result in personal injury or death CAUTION is used to identify unsafe practices which may result in minor personal injury or product and property d
5. 6 1 2 12 REFRIGERANT PIPE LENGTHS Unit Size Min Pipe Max Total Pipe Max Equivalent Max Elev btwn Max Elev btwn BtuH Length Length ft m Pipe Length ft m IND Units ft IND amp OTDUnits ft m 16 000 10 3 66 20 33 10 16 33 10 24 000 10 3 230 70 66 20 33 66 20 30 000 10 3 230 70 66 20 33 66 20 36 000 10 3 230 70 82 25 50 82 25 42 000 10 3 262 80 82 25 50 82 25 REFRIGERANT CHARGE Unit Size Refrigerant Factory System Max Pipe Length w out Additional BtuH Type Charge oz kg adding Refrig ft m Charge oz ft g m 18 000 48 1 4 33 10 0 2 20 24 000 78 2 2 98 30 0 2 20 30 000 78 2 2 131 40 0 2 20 36 000 102 2 9 131 40 0 2 20 42 000 169 4 8 164 50 0 2 20 Precharge amount for up to 25 ft of refrigerant pipe ELECTRICAL REQUIREMENTS Unit Size Voltage Min Circuit Max Overcurrent Main Power BtuH g Amps MCA Protection MOP Wire Size AWG 18 000 208 230v 1ph 60hz 13 20 12 24 000 208 230v 1ph 60hz 20 30 10 30 000 208 230v 1ph 60hz 26 45 8 36 000 208 230v 1ph 60hz 28 45 8 42 000 208 230v 1ph 60hz 29 50 6 Main power wire from electrical panel to outdoor unit Notes 1 System must be on a single dedicated circuit 2 Main power is supplied to the outdoor unit 3 Use table above to size over current protection 4 Follow all local building codes and NEC National Electrical Code regulations J G Cc Int
6. BtuH Indoor Unit Size Dual Configuration 2 Zones Tri Configuration 3 Zones 9 949 94 94 12 94 94 18 94 921 94 91 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 94 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 21421421 Quad Configuration 4 Zones Penta Configuration 5 Zones 9191949 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 29 NOMENCLATURE GUIDE Example NEO12HP230V1AH NEO 12 230V 1 A H Series Designation NEO Neo Cooling Capacity 09 9 000 BTUH 12 12 000 BTUH 18 18 000 BTUH 24 24 000 BTUH Model Type AC Cooling Only HP Heat Pump HC Heat Cool Product Type S System O Outdoor units H Indoor High Wall D Indoor Duct C Indoor Cassette F Indoor Floor Ceiling Revision Level Style Color Designation Electrical Rating 230V 208 230V 60Hz 1PH 115V 115V 60Hz 1PH
7. MINUTES Deep Vacuum Graph 5 GREE 24 START UP Step 12 Installing Photocatalytic Filter optional 1 Lift front panel and remove air filter Fig a 2 Attach photocatalytic filter onto air filter Fig b 3 Install air filter as shown close panel Fig Air Filter ol In DO Photocatalytic Filter Fig a Step 13 Start up and Checkout Test Operation Perform test operation after completing gas leak and electrical safety check 1 Turn on electrical disconnect to outdoor unit 2 Push the ON OFF button on Remote Control to begin testing NOTE A protection feature prevents the system from being activated for approx 3 minutes 3 Push MODE button select COOLING HEATING FAN mode to confirm all functions System Checks 1 Conceal refrigerant pipes where possible 2 Make sure drain hose slopes downward along entire length 3 Ensure all refrigerant pipes and connections are properly insulated 4 Fasten pipes to outside wall when possible 5 Seal and weatherproof wall hole which the interconnecting wires and refrigerant pipes pass through 25 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 drai
8. between the outdoor and indoor unit Piping Preparation e Do not open service valves or remove protective caps from tubing ends until all connections are made e Keep tubing free of dirt sand moisture and contaminants e Use a flexible condensate drain hose to fit over the factory 5 8 inch 16mm drainage hose e Insulate each refrigerant pipe and condensate hose with minimum 3 8 10 mm wall thermal pipe insulation NOTE Insulate condensate hose to prevent sweating which may cause water stains or wall damage e Bind refrigerant pipes condensate hose and interconnecting wire together with cable ties at 12 inch intervals NOTE A condensate pump accessory sold separately is recommended for the indoor unit when adequate line pitch cannot be provided for drainage 5 GREE 14 INSTALLATION OF REFRIGERANT PIPING Step 6 Cont d Piping and Drain Hose Connections to Indoor Unit 6 Feed refrigerant pipes drain hose and interconnecting wires assembly through wall hole from outdoor to the indoor space Route and fit the interconnecting wires into back side of indoor unit Set the indoor unit on mounting bracket Allow the indoor unit to hinge on the top of the mounting bracket Do not lock down bottom of unit to mounting bracket Adjust the length of the interconnecting wires so that it can easily reach the indoor unit electrical control box 10 Open front cover of indoor unit and remove field wiring term
9. least 10 ft 3 m away from the antenna of TV set or radio Operation of the air conditioner may interfere with radio or TV reception in areas where reception is weak An amplifier may be required for the affected device e Do not install n a laundry room or by a swimming pool e Determine if condensate 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 e Outdoor location meets all minimum installation distances defined in the Installation Dimensions section e Sound from outdoor unit will not annoy neighbors e All connections can be easily made to indoor unit e Air inlet and outlet will be clear of obstructions to ensure proper airflow e Wall or roof is strong enough to withstand the full weight and vibration of the outdoor unit for wall or roof installation only e Outdoor unit is out of reach of children and does not obstruct walkways e Outdoor unit is not exposed to direct sunlight or strong wind e Maintenance and repairs can be easily performed on the outdoor unit e Ensure the installation complies with the minimum and maximum connecting piping length and maximum change in elevation criteria s GREE 6 INSTALLATION DIMENSIONS Indoor unit Part Name Remote Controller Front Panel Air Filter Horizontal Louver Wall Hole Sleeve Insulation Refrigerant Pipes Drain Hose
10. 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 NOTE Over tightening may damage flare connections and cause leaks 5 GREE 18 INSTALLATION OF POWER AND WIRING Step 8 Indoor Unit Interconnecting Wire Connections WARNING Disconnect all electrical power to unit including disconnects fuses and circuit breakers 1 Open front cover of indoor unit and remove field wiring terminal block cover 2 Pull interconnecting wires up from back of indoor unit and position in close to the terminal block on indoor unit NOTE The indoor unit is powered from the outdoor unit depending on local code a disconnect switch may need to be installed to a power supply circuit Terminal Block Connecting Cable 3 Connect wiring to indoor unit per connection diagram NOTE Record wire colors and terminal references for uses with Outdoor Unit wire connections 4 Replace field wiring cover and close front cover of indoor unit 19 INSTALLATION OF POWER AND WIRING Step 9 Outdoor Unit Wire Connections WARNING Disconnect all electrical power to unit including disconnects fuses and breakers 1 Remove the service panel on right side of the outdoor unit Multiple Port Conduit I Mounting Panel 2 Insert interconnecting wires and main power wires Reference Only through the wire holes
11. Name Address of Installation Installing Contractor Address Phone No E mail WS0021513 DLSWARR HP Rev 3 8 13 Gree Electric Appliances Inc 2014 No DFS MULTI HP 11N 66129912795
12. amage NOTE is used to highlight suggestions which will result in enhanced installation reliability or operation 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 children without responsible adult supervision Proper care should be taken to ensure safety WARNING Heat pumps air conditioners amp heating equipment should be installed started up and serviced only by qualified installers and service technicians Air conditioning heat pumps and refrigeration systems are hazardous due to high voltage electrical components high refrigerant pressures and moving parts 5 GREE SAFETY PRECAUTIONS N CAUTION e The unit should be installed and serviced only by trained qualified installers and service mechanics Untrained personnel can perform basic maintenance functions such as cleaning coils All other operations should be performed by trained service personnel e Owner should be cautioned that children should not play with the appliance WARNING ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury or death e Before installing servicing or modifying the system the main electrical disconnect switch must be in the OFF position There may be more than one disconnect switch Lock out and tag all switches with a warning label General Safety Precautions e A dedicated power suppl
13. anufacturer s instructions National Electrical Code NEC and local electrical codes N CAUTION e Electrical disconnecting means must be provided and shall be located within sight and readily accessible from the unit e Failure to follow this caution may result in equipment damage or improper operation e All wires running from the indoor to outdoor unit must comply with National Electrical Code NEC and local codes e No wire should be allowed to touch refrigerant tubing compressor or any moving parts e All wires must be connected firmly to terminal block to avoid unit malfunction overheating and possible fire hazard 21 INSTALLATION OF POWER AND WIRING 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 Grn Yel Interconnecting Wires N CAUTION Never break or interrupt the ground wire with a switch or disconnect device Setting Master Slave Indoor Units Typically the outdoor unit will respond to the indoor units on a first come first served basis A single indoor unit may be programmed at the master zone The master zone will always have priority over the other indoor units Setting an indoor unit as the master zone is not required for system operation To set an indoor unit as a master zone locate m
14. aster slave configuration switches on the outdoor main control board The switch locations 1 2 3 4 5 correspond to Indoor units or Ports 1 2 3 4 5 Select the master zone by setting the desired switch to the position The other switches need to be set in the Off for slaves By turning the switch from number to ON the IDU with ON is set to be the master unit NOTE This function is not valid on the 18 000 BtuH 2 Zone model GREE 22 VACUUM TESTING Step 10 Leaking Test Leak test each indoor unit one unit at a time Repeat the leak test sequence for each indoor unit 1 Connect the charging hose of the manifold valve to charge the end of the low pressure valve 2 Add dry nitrogen to a pressure of 200 Ibs Tightly close both high and low pressure valves 3 Leak test flare fittings with soap bubbles If no leak is detected release nitrogen Step 11 System Vacuum and Charge Evacuate each indoor unit one unit at a time Repeat the evacuation sequence for each indoor unit N CAUTION UNIT DAMAGE HAZARD Never use the system compressor as a vacuum pump It may result in equipment damage or improper system operation Refrigerant pipes and indoor coil should be evacuated using the recommended deep vacuum method of 500 microns The alternate triple evacuation method may be used if the procedure outlined below is followed NOTE Always break a vacuum with dry nitrogen Outdoor Unit Refrigerant Indoor Unit
15. e center of the indoor unit on mounting bracket for future reference NOTE The center of the mounting bracket is not the center of the indoor unit 4 Remove the mounting brackets from the indoor unit and position the mounting bracket on the wall in desired location Use centering mark on mounting bracket for centering the indoor unit on the wall 5 Mounting bracket must be installed horizontally and level right to left NOTE Condensate drain pan has built in pitch for proper drainage 6 Secure mounting bracket to wall with a minimum of five screws evenly spaced to properly support indoor unit weight NOTE It is recommended to install screw anchors for sheet rock concrete block brick and such type of walls Mounting Bracket Diagrams and Dimensions 5 1 8 21 3 8 6 3 4 Ra 3 1 8 Right Rear piping hole LO 5 5 8 Left 2 27 3 8 7 5 8 18K Unit 11 INSTALLATION OF INDOOR UNIT Step 4 Drill Hole in Wall for Interconnecting Piping Drain amp Wiring If indoor unit refrigerant piping is going to exit from the rear 1 It is recommended that the refrigerant pipe flare connectors extend through the wall to the outside In some situations field fabricated piping extensions will be required to extend the indoor unit refrigerant flare connections to the outside of the wall 2 Use mounting bracket diagrams and dimension
16. efrosting Indoor Coil during Heating Mode Error codes are an indicator of a system malfunction or failure The following list of error codes and descriptions Equipment Fault Possible Causes Kms ei 5 cage eneas EE EE High Pressure Protection E1 Too much refrigerant or High Ambient conditions or low airflow 27 APPENDIX A Authorized Indoor Unit Combinations 30 000 BtuH Indoor Unit Size 18 000 BtuH Indoor Unit Size Dual Configuration 9K 9K 2 Zones 9K 12K 24 000 BtuH Indoor Unit Size Dual Configuration 2 Zones Tri Configuration 3 Zones 30 000 BtuH Dual Configuration 2 Zones Tri Configuration 3 Zones Quad Configuration 4 Zones 9K 9K 9K 12K 9K 9K 9K 12K 9K 18K 12K 12K 12K 18K 18K 18K 9K 9K 9K 9K 12K 12K 9K 9K 12K 9K 9K 18K 12K 12K 12K Indoor Unit Size 94949 9194 12 9124 12 91 91 18 12412412 9124 18 12412418 9494949 9 9 9 12 9 9 12 12 Dual Configuration 2 Zones Tri Configuration 3 Zones Quad Configuration 4 Zones 94 949 94 94 12 94 9418 949421 94 94 24 9412412 9412418 9 12 21 9 12 24 9418118 94 1821 9 18 24 9 21 21 12 12 12 12 12 18 12 12 21 12 12 24 12 18 18 12 18 21 18 18 18 9494949 94 94 9412 94 94 9418 94 94 9421 9 9 9 24 9 9 12 12 9 9 12 18 9 9 12 21 94 9 18 18 9 12 12 12 9 12 12 18 12412412412 APPENDIX A Authorized Indoor Unit Combinations Cont d 42 000 BtuH Indoor Unit Size 42 000
17. erconnecting Cable Recommended cable 14 4 AWG stranded bare copper conductors THHN 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 4 Note Insulate condensate drain hose to prevent sweating and possible water damage SUGGESTED TOOLS e Standard Wrench e Adjustable Crescent Wrench e Torque Wrench e Hex Keys or Allen Wrenches e Drill amp Drill Bits e Hole Saw e Pipe Cutter e Screw drivers Phillips amp Flat blade e Manifold and Gauges e Level e R410A Flaring Tool e Clamp on Amp Meter e Vacuum Pump e Safety Glasses e Work Gloves e Refrigerant Scale e Micron Gauge INSTALLATION SITE INSTRUCTIONS Step 1 Installation Site of Indoor Unit Select a site that allows for the following e Ensure the installation complies with the installation minimum dimensions and meets the minimum and maximum connecting piping length and maximum change in elevation e Air inlet and outlet will be clear of obstructions ensuring proper airflow throughout the room e Condensate can be easily and safely drained e All connections can be easily made to outdoor unit e Indoor unit is out of reach of children e A wall strong enough to withstand the full weight and vibration of the unit e Filter can be easily accessed for cleaning e Leave enough free space to allow access for routine maintenance e Install at
18. inal block cover Route the interconnecting wires to terminal block in control box Allow interconnecting wires to hang free Wire mn connections will be handled later in these j SEH instructions Adjust the length of condensate drain hose to easily meet the drain pipe of the indoor unit Make connection and secure with a hose clamp Insulate the drainage hose and connection to prevent sweating Interconnecting Wiring 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 15 INSTALLATION OF REFRIGERANT PIPING 8 Apply a small amount of refrigerant oil to the flare connection on the refrigerant pipes 9 Properly align piping and tighten flare nut using a standard wrench and a torque wrench as shown in figure below Indoor Unit Piping g Taper Nut Piping i V we Wrench 2 Torque Wrench 10 Carefully tighten flare nuts to correct torque level referring to the following Torque Table Torque Table 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 NOTE Over tightening may damage flare connections and cause leaks 11 Apply insulation to refrigerant p
19. ipe joints to prevent sweating 12 Gently and securely lock down bottom of indoor unit to wall mounting bracket 5 GREE 16 INSTALLATION OF REFRIGERANT PIPING Step 7 Piping Connections to Outdoor Unit 1 Remove service valve cover if provided to access the service valves and refrigerant ports The outdoor unit refrigerant port sizes may vary See System Requirement Section for refrigerant port sizes 2 Caretully bend and adjust length of refrigerant pipes to meet outdoor unit service valves connections with proper tools to avoid kinks Service Valve Cover An adapter pipe may be required to transition from the indoor unit to the outdoor unit refrigerant port Piping adapters are provided with some models See table below for factory provided piping adapter quantity and size BTUH Adapters Provided Inch ao gt 3 2 _ 38912 1 4 to 3 8 36000 mon 38938 SCOT 1 4 to 3 8 ZE EI tT NIN 17 INSTALLATION OF REFRIGERANT PIPING 3 Apply a small amount of refrigerant oil to the flare connection on the refrigerant pipe 4 Properly align piping and tighten flare nut using a standard wrench and a torque wrench as shown in the indoor piping section 5 Carefully tighten flare nuts to correct torque level referring to the following Torque Table Torque Table Pipe Diameter Nut Size Tightening Torque inch mm inch mm ft lbs N m
20. n 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 compressor and outdoor fan turn on in cooling mode 2 Push the mode button to HEAT and adjust the room setting to 85 F deg Wait up to 3 minutes for compressor time guard Does compressor and outdoor fan turn on in heat mode Explain Following Items To Customer With The Aid Of The Owner s Manual 1 How to turn system on and off selecting COOLING HEATING and other operating modes setting a desired temperature setting the timer to automatically start and stop system operation and all other features of the Remote Control and display panel How to remove and clean the air filter How to set air with the swing louvers Explain care and maintenance WK LN Present the Owner s Manual and installation instructions to customer 5 GREE 26 TROUBLESHOOTING 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 malfunctions or failures The following is a list of system informational codes and descriptions Info Code Possible Causes Mode Conflict Some Indoor Units are Requesting Heat and Some cooling D
21. on conduit mounting bracket 3 Secure main power conduit and interconnecting wire conduit if required with locking nuts to conduit mounting bracket A Interconnecting 4 Open wire damp strain relief and adjust wire Wires lengths for proper connections to the outdoor unit terminal block 5 Following the same wire color and terminal references from the indoor unit tightly connect each interconnecting Main Power Wires wire to the terminal block per wiring diagram below Multiple Port Cable Connections Reference Only Crossing interconnecting wires will cause system malfunction and possible damage 5 GREE 20 INSTALLATION OF POWER AND WIRING Step 9 Cont d USA SE EE OUTDOOR UNIT PORT N PORT 3 PORT 2 PORT 1 MAN XTN T POWER ITT TI EN iis iii amal 55 LINDOOR UNIT UNIT NIT C j LINDOOR U UNIT INDOOR L UNIT A Multiple Port Wiring Diagram 208 230v 60Hz Reference Only 6 Tightly connect main power wires to outdoor unit terminal block per wiring diagram above 7 Secure all wires inside wire clamp strain reliefs Verify wires are secure not loose and no external force on wires affects the connections at the terminals 8 Replace service panel on right side of the outdoor unit 9 Connect main power wires and conduit to unit Disconnect switch box per m
22. on system performance The outdoor unit has a vertical height limit in which it can properly circulate refrigerant in the system The maximum elevation H1 from the bottom The maximum elevation H2 between those of the outdoor unit to the bottom of the highest two indoor units from bottom of one unit to mounted indoor units must be less than bottom of the other unit must be less than Maximum Elevation between Maximum Elevation between Outdoor to Indoor Unit H1 Indoor Units H2 Capacity Size Distance Capacity Size Distance BtuH ft m BtuH ft m 33 10 66 20 66 20 82 25 82 25 The maximum equivalent pipe length from the outdoor The maximum total pipe length making up to the farthest indoor units LS must be less than the system LT must be less than Maximum Equivalent Pipe Length Maximum Total Outdoor to Farthest Indoor Unit Ls Pipe Length LT Capacity Size Distance Capacity Size Distance BtuH ft m BtuH ft m 33 10 66 20 66 20 230 70 66 20 230 70 82 25 230 70 82 25 262 80 NOTE The outdoor unit is shipped with a full charge of R 410A refrigerant The factory charge is based on 25 ft 7 6 m pipe runs For pipe runs over this limit add 0 2 oz ft 20 g m of additional refrigerant 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 th
23. 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 GreeComfort 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 INFORMATION Model No Serial No Cate of Installation Owner
24. rovided by manufacturer for installing riser legs to outdoor unit NOTE Riser legs will also help absorb vibrations and noise while facilitating proper drainage WARNING Florida Wind Load Requirements state that outdoor unit must be anchored to concrete pad using four 3 8 in diameter Power Wedge Bolt Plus or equivalent with 1 in diameter fender washers Anchor bolts must be embedded into 3 000 PSI minimum concrete at a distance of 4 1 2 in from any concrete edge The concrete thickness must exceed 1 5 times the anchor depth Install Condensate Drain for Outdoor Unit During normal heating and defrost operation the outdoor unit will generate condensate water The condensate water should be routed to a safe location through the drain hose IE WI IT Lm dar HJ EN NN TETTE EE ER 1 Locate drain hole on bottom of outdoor unit 2 Install the outdoor drain fitting into hole on the bottom of outdoor unit as shown 3 Connect the drain hose to drain fitting 4 Route drain hose to safe location for proper drainage of excess condensate water Drain Fitting Installation 13 INSTALLATION OF REFRIGERANT PIPING Step 6 Piping Connections N CAUTION Use refrigeration grade tubing ONLY No other type of tubing may be used Use of other types of tubing will void manufacturer s warranty Make sure there is enough piping to cover the required length
25. s to find and mark the proper location for the wall hole If refrigerant piping is going through the right or left side of front panel 1 Use a small saw blade to carefully cut a U shaped hole in the side of the front panel The hole must be large enough for refrigerant pipes condensate hose and wires 2 Determine and mark proper location for wall hole 3 Use table below to determine recommended wall hole size for your unit size Table of Wall Hole Size per Unit Size Unit Size Wall Hole Size Diameter BtuH 4 Cutthe wall hole with a 5 to 10 Indoor Outdoor downward slant to the outdoors Wall Hole Sh 5 Insert a wall hole sleeve into hole to fei prevent damage to refrigerant pipes insulation condensate drain hose and wiring 6 Seal around wall hole sleeve with caulk or foam to weatherproof Wall Hole Diagram 5 GREE 12 OUTDOOR UNIT PREPARATION Step 5 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 3 Verify the wall 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 p
26. ty 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 e Warranty applies only to products remaining in their original installation location e 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
27. y circuit should be used in accordance with local electrical safety regulations and National Electrical Codes NEC e Ensure that the entire system is reliably grounded e Use proper size circuit breaker to protect equipment against short circuit and overload conditions e Observe all local codes and regulations INSTALLATION SITE INSTRUCTIONS Proper installation site is vital for correct and reliable operation of the system Avoid the following installation locations e Strong heat sources vapors flammable gas or volatile liquids e High frequency electro magnetic waves generated by radio equipment welders or medical equipment SYSTEM REQUIREMENTS Piping Requirements OUTDOOR UNITS in mm Unit Size BtuH Liquid Line in mm Suction Gas Line in mm Port 1 1 4 6 3 8 9 5 19 000 Port 2 1 4 6 3 8 9 5 Port 1 1 4 6 3 8 9 5 24 000 Port 2 1 4 6 3 8 9 5 Port 3 1 4 6 3 8 9 5 Port 1 1 4 6 3 8 9 5 Port 2 1 4 6 3 8 9 5 SE Port 3 1 4 6 3 8 9 5 Port 4 1 4 6 3 8 9 5 Port 1 1 4 6 3 8 9 5 Port 2 1 4 6 3 8 9 5 36 000 Port 3 1 4 6 1 2 12 Port 4 3 8 9 5 5 8 16 Port 1 1 4 6 3 8 9 5 Port 2 1 4 6 3 8 9 5 42 000 Port 3 1 4 6 1 2 12 Port 4 1 4 6 1 2 12 Port 5 3 8 9 5 5 8 16 INDOOR UNITS n mm Unit Size BtuH Liquid Line in mm Suction Gas Line in mm 9 000 1 4 6 3 8 9 5 12 000 1 4 6 3 8 9 5 18 000 1 4
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