Related Manuals for Gree Fresh Air Series
Summary of Contents for Gree Fresh Air Series
- Page 1 Owner's Manual Original Instructions Commercial Air Conditioners Multi Variable Air Conditioners Fresh Air Series Indoor Unit Models: GMV-NDX125P/A-T GMV-NDX140P/A-T GMV-NDX224P/A-T GMV-NDX250P/A-T GMV-NDX280P/A-T...
- Page 2 To Users Thank you for selecting Gree product. Please read this instruction manual carefully before installing and using the product, so as to master and correctly use the product. In order to guide you to correctly install and use our product and achieve expected operating effect, we hereby instruct as below:...
- Page 3 Exception Clauses Manufacturer will bear no responsibilities when personal injury or property loss is caused by the following reasons: (1) Damage the product due to improper use or misuse of the product; (2) Alter, change, maintain or use the product with other equipment without abiding by the instruction manual of manufacturer;...
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Page 4: Table Of Contents
Contents 1 Safety Precautions......................1 2 Product Introduction ...................... 3 2.1 Unit Introduction ........................3 2.2 Rated Working Condition ......................5 2.3 Working Temperature Range ....................5 3 Preparations for Installation ..................6 3.1 Standard Fittings ........................6 3.2 Location for Installation ......................7 3.3 Requirements for Communication Line ................... -
Page 5: Safety Precautions
Multi Variable Air Conditioners Fresh Air Series Indoor Unit 1 Safety Precautions WARNING:If not abide strictly, it may cause severe damage to the unit or the people. NOTE: If not abide strictly, it may cause slight or medium damage to the unit or the people. - Page 6 Multi Variable Air Conditioners Fresh Air Series Indoor Unit Diameter of power cord When the power cord is should be large enough. The connected, please fix the damaged power cord and electric box cover properly connection wire must be to avoid safety accidents.
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Page 7: Product Introduction
2.1 Unit Introduction VRF fresh air series indoor unit is a kind of air processing unit that inhales the fresh air from outdoor side and then processes it to provide for the user in the room. Fresh air series indoor units have three... - Page 8 Multi Variable Air Conditioners Fresh Air Series Indoor Unit Fig 2.1.1 Connection diagram of outdoor unit is a single module Fig 2.1.2 Connection diagram of outdoor units is modular (2) If the number of connected indoor units is more than one and all of them are VRF fresh air...
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Page 9: Rated Working Condition
Multi Variable Air Conditioners Fresh Air Series Indoor Unit Fig 2.1.4 Connection diagram of outdoor units is modular (3) If the number of connected indoor units is only one and it is VRF fresh air indoor unit: Optional Recommended Connected... -
Page 10: Preparations For Installation
Multi Variable Air Conditioners Fresh Air Series Indoor Unit Note: The ex-factory set temperature is 18℃ in cooling mode and 22℃ in heating mode. If the user needs to change the temperature setting, please contact after-sales service personnel. 3 Preparations for Installation Note: Product graphics are only for reference. -
Page 11: Location For Installation
Multi Variable Air Conditioners Fresh Air Series Indoor Unit 3.2 Location for Installation (1) Appliances are not accessible to the general public. (2) The top holder must be strong enough to support unit's weight. (3) Drain pipe can drain water out easily. - Page 12 Multi Variable Air Conditioners Fresh Air Series Indoor Unit 3.3.1 Select communication line for indoor unit and wired controller Fig 3.3.1 Total length of communication lineCable Wire size Material Material type between IDU unit and Remarks (mm²/AWG) standard wired controller L (m(/ft.)
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Page 13: Wiring Requirements
Multi Variable Air Conditioners Fresh Air Series Indoor Unit 3.4 Wiring Requirements (1) Power Cord Size and Air Switch Capacity Air Switch Minimum Sectional Minimum Sectional Model Power Supply apacity Area of Ground Wire Area of Power Cord (mm²/AWG) (mm²/AWG) -
Page 14: Installation Instructions
Multi Variable Air Conditioners Fresh Air Series Indoor Unit 4 Installation Instructions 4.1 Installation of Indoor Unit 4.1.1 Outline Dimension and Installation Spots Equip with a service port after hanging the unit. For the convenience of maintenance, the service port should be on one side of the electric box and below unit’s lower level. - Page 15 Multi Variable Air Conditioners Fresh Air Series Indoor Unit 4.1.2 Punching of Bolt Spots and Bolt Installation (1) Cut out the installation paper pattern according to the hook installation dimension of unit. Place the installation paper pattern on the installation area as shown in Fig 4.1.3. Punch holes on the installation area according to the 4 spots on the paper pattern;...
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Page 16: Pipe Connection
Multi Variable Air Conditioners Fresh Air Series Indoor Unit Note: Before installation, please finish the preparation work of all pipes (connection pipe, drain pipe) ① and wires (wired controller wire, connection wire of IDU and ODU) that need to be connected with the indoor unit. -
Page 17: Installation And Test Of Drain Pipe
Multi Variable Air Conditioners Fresh Air Series Indoor Unit (4) Use a sponge to wrap the uninsulated connection pipe and the joint. Then tie it tight with a plastic tape. 4.3 Installation and Test of Drain Pipe 4.3.1 Notice for Installation of Drain Pipe... - Page 18 Multi Variable Air Conditioners Fresh Air Series Indoor Unit (3) Use sealing plate to make the pipe clamp and hose insulated, as shown in Fig.4.3.3. Unit:mm Fig 4.3.3 (4) When connecting several drain pipes, follow the instruction as indicated in Fig 4.3.4. Choose the drain collecting pipe that matches with unit capacity.
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Page 19: Installation Of Air Duct
Multi Variable Air Conditioners Fresh Air Series Indoor Unit (9) Drain pipes should have a downward slope of at least 1%~2%, in order to prevent pipes from sagging, install hanger bracket at intervals of 1000~1500mm. Unit:mm Fig 4.3.9 4.3.3 Test of Drainage System (1) Please test drainage system after electric work is finished.Inject approximately 1L purified water... - Page 20 Multi Variable Air Conditioners Fresh Air Series Indoor Unit 4.4.1 Installation of Air-out Duct (1) Installation of the Rectangular Duct Fig 4.4.1 (2) Installation of Circular Duct Fig 4.4.2 4.4.2 Shape and Size of Air-outlet and Air-return Opening Fig 4.4.3 Air Outlet...
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Page 21: Installation Of Wired Controller
Multi Variable Air Conditioners Fresh Air Series Indoor Unit Fig 4.4.4 Air-Return Opening Unit: mm Size of Air Outlet Size of Air –returen Opening Model GMV-NDX125P/A-T 1151 1362 GMV-NDX140P/A-T 1151 1362 GMV-NDX224P/A-T 1150 GMV-NDX250P/A-T 1150 GMV-NDX280P/A-T 1150 4.5 Installation of Wired Controller Please refer to User Manual of Wired Controller for the installation details. -
Page 22: Connection Of Wire And Patch Board Terminal
Multi Variable Air Conditioners Fresh Air Series Indoor Unit (11) Communication line should be separated from the power cord and the connection wire of IDU and ODU. (12) If the project needs higher static pressure, you can set it through the wired controller. -
Page 23: Connection Of Communication Line Of Idu And Odu
Multi Variable Air Conditioners Fresh Air Series Indoor Unit Fig 5.2.1 (1) Detach the electric box lid. (2) Let the power cord pass through the wiring through-holes. (3) Connect wires according to Fig. 5.2.1. (4) Fix the power cord with wiring clamp. -
Page 24: Connect Communication Wire Of Wired Controller
Multi Variable Air Conditioners Fresh Air Series Indoor Unit Fig 5.3.2 5.4 Connect Communication Wire of Wired Controller (1) Open electric box cover of indoor unit. (2) Let the communication wire go through the rubber ring. (3) Connect the communication wire to terminal H1 and H2 of indoor 4-bit wiring board. -
Page 25: Illuminate For Connection Of Wired Controller And Indoor Units Network
Multi Variable Air Conditioners Fresh Air Series Indoor Unit 5.5 Illuminate for Connection of Wired Controller and Indoor Units Network (1) Communication wire of indoor unit and outdoor unit (or indoor unit) is connected to D1, D2. (2) Wired controller is connected to H1, H2. - Page 26 Multi Variable Air Conditioners Fresh Air Series Indoor Unit Fig 5.5.1...
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Page 27: Routine Maintenance
Multi Variable Air Conditioners Fresh Air Series Indoor Unit 6 Routine Maintenance Warning: Do turn off the unit and cut off the main power supply when cleaning the air conditioner to avoid ① electric shock or injury. Stand at solid table when cleaning the unit. -
Page 28: Table Of Error Codes For Indoor Unit
Multi Variable Air Conditioners Fresh Air Series Indoor Unit 7 Table of Error Codes for Indoor Unit Error Error Error Content Content Content Code Code Code Indoor Units Incompatibility Indoor Unit Error Jumper Cap Error Error Indoor Fan Indoor Unit Network... -
Page 29: Troubleshooting
Multi Variable Air Conditioners Fresh Air Series Indoor Unit 8 Troubleshooting If your air conditioner is not working well, please check the following table first before asking for service: Phenomenon Troubleshooting Power supply is not connected ① Circuit breaker tripping caused by leakage of electricity ②...