Gree FGR20Pd/DNa-X Page 29 Owner'S Manual Download | Manualshive

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Ducted Type Split Air-Conditioner Units(Inverter Series)

24

Flow-process diagram of debugging:

01:Set master unit

02:Allocate addresses

03:Confirm the quantity of ODU

04:Confirm the quantity of IDU

07:Detect indoor components

06:Detect outdoor components

05:Detect ODU

’

s internal communication

08:Confirm preheated compressor

09:Confirm status of valve of ODU

10:Debugging completed status

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Summary of Contents for FGR20Pd/DNa-X

Page 1: ...Owner s Manual Original Instructions Commercial Air Conditioners Ducted Type Split Air Conditioner Units Inverter Series Models FGR20Pd DNa X FGR25Pd DNa X FGR30Pd DNa X FGR40Pd D 2 Na X...

Page 2: ...used for long cut off the power supply please energize and preheat the unit in advance before reusing it 3 Please properly select the model according to actual using environment otherwise it may impac...

Page 3: ...turer 3 After verification the defect of product is directly caused by corrosive gas 4 After verification defects are due to improper operation during transportation of product 5 Operate repair mainta...

Page 4: ...tallation of Wired Controller 10 2 7 Wiring Work 10 3 Installation of Outdoor Unit 12 3 1 Dimension of Outdoor Unit and Mounting Hole 13 3 2 Installation Space Requirement 14 3 3 Refrigerant Pipe Conn...

Page 5: ...7 4 Maintenance after Seasonal Use 34 7 5 Parts Replacement 35 8 After sales Service 35...

Page 6: ...the sustainable reuse of material resources To return your used device please use the return and collection systems or contact the retailer where the product was purchased They can take this product...

Page 7: ...lease keep the interconnection cable away from the copper tube 2 Installation of Indoor Unit 2 1 Selection Proper Installation Location 1 Avoid the direct sunshine 2 Make sure the suspension bracket i...

Page 8: ...Ducted Type Split Air Conditioner Units Inverter Series 3 1 Below are the outline dimension applicable to indoor units a 20 25 30kW b 40kW Fig 1...

Page 9: ...2 Na X I 1730 760 1054 359 1450 557 1680 900 650 2 Drill bolt holes and install bolts 1 Stick the reference cardboard on the installation position drill 4 holes according to the hole site on the cardb...

Page 10: ...pattern Refer to paper pattern of installation for ceiling opening dimension The center of ceiling opening is indicated on the paper pattern Fix the paper pattern to the unit with 4 screws and fix the...

Page 11: ...age pipe according to the following fig and arrange insulation to the drainage pipe Improper installation may lead to water leakage and damp the furniture and other things in the room 4 You can buy no...

Page 12: ...e condensation the connection pipe joint should be insulated with thermal insulation material A water seal should be employed as shown in Fig 8 and the height of the water seal could be determined by...

Page 13: ...loss and moisture Adhere a nail on the air duct and then add thermal sponge with a layer of tin Fasten it with a nail cover and then seal the junction with tin tapes You can also use other materials t...

Page 14: ...t Fig 10 2 5 Indoor unit static pressure notch adjustment These can set different static pressure notch by the wired controller Please refer to the owner s manual or wired controller for the setting i...

Page 15: ...ng could cause malfunction or even damage the unit 3 The unit should be powered by independent circuit and specific socket 4 The wiring should be in accordance with related regulations in order to ens...

Page 16: ...osen the wiring screws on terminal board 3 Insert the wire into the ring tongue terminal and tighten by crimping tool 4 Use the screwdriver for tightening the terminal Unit mm Fig 13 Fig 14 2 7 2 Conn...

Page 17: ...n wire of indoor unit and outdoor unit or indoor unit is connected to D1 D2 2 Wired controller is connected to H1 H2 3 One indoor unit can connect two wired controllers that must be set as master one...

Page 18: ...rter Series 13 3 1 Dimension of Outdoor Unit and Mounting Hole Unit Outline and Installation Dimension Fig 16 Unit mm Model A B C D E FGR20Pd DNa X O 940 320 1430 632 350 FGR25Pd DNa X O 940 460 1615...

Page 19: ...should be utilized if a pipe should be installed through a wall The connection of the pipes should confirm to the following principles Make sure to lessen the length of connecting pipe the height dif...

Page 20: ...gerant Adding 3 4 1 Vacuum Pumping 1 Outdoor unit has been charged with refrigerant before delivery Field installed connection pipe needs to be charged with additional refrigerant 2 Confirm whether ou...

Page 21: ...cturer or its service agent or a similarly qualified person in order to avoid a hazard 7 A circuit breaker having a contact separation of at least 3mm in all poles should be fixed in fixed wiring 8 Fo...

Page 22: ...s Inverter Series 17 Water pipe Gas pipe Drain pipe Other places that are deemed as not secure by professional technicians 3 5 2 Wiring Diagram 1 Connection of power cord and communication wire Separa...

Page 23: ...ground wire Min sectional area mm2 Number of power cord Min sectional area mm2 FGR20Pd DNa X O 380 415V 3N 50 60Hz 20 1 2 5 4 2 5 FGR20Pd DNa X I 220 240V 50 60Hz 10 1 1 5 2 1 5 FGR25Pd DNa X O 380 4...

Page 24: ...ication according to national standard 4 Check Items after Installation and Test Operation 4 1 Check Items after Installation Check items Possible conditions due to improper installation Check Each pa...

Page 25: ...ssional technicians 4 2 1 Prepare The Test Operation and Debugging 1 Do not connect power until all installation work is finished 2 All control circuits and wires are correctly and securely connected...

Page 26: ...rtup password For operation details please see the instructions for the function of startup password 4 2 2 Test Operation and Debugging Once the unit is energized and turned on for the first time the...

Page 27: ...es from different cooling capcity before leaving the factory DIP switch is set for different models and fixed with glue The main control function DIP switch SA6 is used to set master module and subsid...

Page 28: ...in the master module for over 5s to enter auto debugging 2 Exit project debugging After entering project debugging press SW3 button consecutively in the master module for over 5s to exit the debuggin...

Page 29: ...1 Set master unit 02 Allocate addresses 03 Confirm the quantity of ODU 04 Confirm the quantity of IDU 07 Detect indoor components 06 Detect outdoor components 05 Detect ODU s internal communication 08...

Page 30: ...one master unit After displaying once circularly the system will enter the next step automatically 02_Address allocation 02 Bllink The system is allocating address which might takes 10s 02 L7 Display...

Page 31: ...ter eliminating the errors enter the next step If the ODU should be powered off for troubleshooting after re energizing the unit please conduct debugging from the above 01 step 05 oC Display repeatedl...

Page 32: ...Preheat confirmation of compressor 08 oC Display repeatedly After displaying for 2s circularly the system will enter the next step automatically 09_ Confirmation of valve of outdoor unit 09 oF Displa...

Page 33: ...diately Then contact Gree authorized service center If unit continues operation despite the abnormal condition it may get damaged and lead to electric shock or fire hazard Do not repair the air condit...

Page 34: ...tions Abnormal cooling or heating Air inlet or air outlet of indoor and outdoor units is blocked Clear obstructions Improper temp setting Adjust setting at remote controller or wired controller Fan sp...

Page 35: ...or after running This is the sound of drainage operation Cracking sound is heard when unit is running or after running This is the sound caused by the expansion of panel and other parts of the unit du...

Page 36: ...sor Drive PFC protection of compressor Over current protection of inverter compressor H Malfunction of driving board of fan uniform Driving board of fan operates abnormally uniform Voltage protection...

Page 37: ...ger temperature sensor Clock of system is abnormal P Drive IPM module protection of compressor Malfunction of drive temperature sensor of compressor Drive IPM high temperature protection of compressor...

Page 38: ...n of fan Low voltage protection of fan s drive DC bus bar Phase lacking of inverter fan Drive charging circuit malfunction of fan Failure startup of inverter fan AC current protection of inverter fan...

Page 39: ...othly 7 3 Notice before Seasonal Use 1 Check whether air inlets and air outlets of indoor and outdoor units are blocked 2 Check whether ground connection is reliable or not 3 Check whether batteries i...

Page 40: ...uct the tests 8 After sales Service If there s quality defect or other problems in the product please contact Gree local after sales service department for help Warranty must be based on the following...

Page 41: ......

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