Gree GMV-NX140P/A(X1.2)-K Page 28 Owner'S Manual Download | Manualshive

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Multi Variable Air Conditioners Fresh Air Series Indoor Unit

24

Fig.5.5

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Summary of Contents for GMV-NX140P/A(X1.2)-K

Page 1: ...riginal Instructions Commercial Air Conditioners Multi Variable Air Conditioners Fresh Air Series Indoor Unit Models GMV NX140P A X1 2 K GMV NX224P A X2 0 M GMV NX280P A X2 5 M GMV NX280P A X3 0 M GMV...

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: ...on 12 4 3 Installation and Test of Drain Pipe 12 4 4 Installation of Air Duct 15 4 5 Installation of Wired Controller 19 5 Wiring Work 19 5 1 Connection of Wire and Patch Board Terminal 20 5 2 Power C...

Page 5: ...l carefully before turning on or repairing the unit Installation should be conducted by the dealer or qualified personnel Please do not attempt to install the air conditioner by yourself Improper inst...

Page 6: ...en turned off and the power has been cut off otherwise it may cause electric shock or injury Never spray or flush water towards the air conditioner otherwise malfunction or electric shock may happen D...

Page 7: ...hased They can take this product for environmental safe recycling 2 Product Introductions 2 1 Unit Introduction VRF fresh air series indoor unit is a kind of air processing unit that inhales the fresh...

Page 8: ...40P A X1 2 K GMV NX224P A X2 0 M GMV NX280P A X2 5 M GMV NX280P A X3 0 M GMV5 GMV6 GMV Slim The total capacity of connected fresh air indoor units cannot exceed 50 100 of the capacity of outdoor units...

Page 9: ...e outdoor unit in strict accordance with the above requirements otherwise the comfortableness will be affected or even the unit will be damaged If the VRF fresh air indoor unit match with GMV Slim ser...

Page 10: ...water out easily 3 There is no obstacle at inlet or outlet Please ensure good air circulation 4 In order to make sure the space for maintenance please install the indoor unit according to the dimensi...

Page 11: ...ng function must be applied on the communication wire between indoor unit and indoor unit outdoor unit 3 3 1 Select communication line for indoor unit and wired controller Fig 3 3 1 Wire Type Total Le...

Page 12: ...ed based on the max power max current of unit Above selection requirements of power cord size Power cord size is based on multicore copper core cable with operation temperature of 90 when laying on wi...

Page 13: ...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...

Page 14: ...ern on the installation area as shown in Fig 4 1 4 Punch holes on the installation area according to the 4 spots on the paper pattern the punching diameter may refer to the diameter of expansion bolt...

Page 15: ...nected with the indoor unit Punch holes on the ceiling air return opening or air outlet Ceiling may have to be strengthened to make it level and to prevent it from vibration You may consult user or co...

Page 16: ...other pipelines which are likely to produce corrosive or peculiar smell to prevent the smell from entering indoors or corrupt the unit 2 It is not allowed to connect the condensate drain pipe into rai...

Page 17: ...ten it with tapes as shown in Fig 4 3 2 Model with water pump will be provided with drain hose while other models please prepare the drain hose by yourself 2 Tighten the pipe clamp with the distance b...

Page 18: ...pout elbow Fig 4 3 7 No 3 Inserting pipe connection Fig 4 3 8 Fig 4 3 6 Fig 4 3 7 Fig 4 3 8 9 Drain pipes should have a downward slope of at least 1 2 in order to prevent pipes from sagging install ha...

Page 19: ...C0 will occur after 60s of energizing In this case the water pump operates automatically Check if the water pump drains normally drains normally through drainage port The water pump will stop automati...

Page 20: ...ple For instance do not have the air return opening installed on top of the user offices rest area etc 4 4 1 Installation of Air out Duct 1 Installation of the Rectangular Duct Fig 4 4 1 2 Installatio...

Page 21: ...Unit 17 Size of air return opening Unit mm Fig 4 4 4 2 The following figure is applicable for the models GMV NX224P A X2 0 M GMV NX280P A X2 5 M GMV NX280P A X3 0 M Size of air outlet opening Unit mm...

Page 22: ...let opening Unit mm Fig 4 4 7 Size of air return opening Unit mm Fig 4 4 8 4 4 3 Installation of Air return Duct 1 Square flange is defaulted to be fitted on the back before ex factory Air return cove...

Page 23: ...ion is finished the unit must be tested and debugged before operation Please refer to Instruction Manual of ODU for auto addressing and debugging details 5 Wiring Work NOTES For personal safety the ai...

Page 24: ...ntact separation in all poles that provide full disconnection under overvoltage category III conditions and these means must be incorporated in the fixed wiring in accordance with the wiring rules The...

Page 25: ...status Otherwise the unit can t operate normally Fig 5 2 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 4 Fix the power...

Page 26: ...it 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 4 Fix the communication wire with wire clip on the electr...

Page 27: ...iple indoor units at the same time the indoor units must be of the same model Fresh air indoor unit can not share the same wired controller with other types of VRF indoor unit When two wired controlle...

Page 28: ...Multi Variable Air Conditioners Fresh Air Series Indoor Unit 24 Fig 5 5...

Page 29: ...k if securely grounded 3 Check if all the power cord and communication cable are securely connected 4 Check if any error code displayed after energized 6 3 Maintenance after the Seasonal Use 1 Set the...

Page 30: ...rvice Phenomenon Troubleshooting The unit can t start Power supply is not connected Circuit breaker tripping caused by leakage of electricity Input voltage is too low Operation button is off Error of...

Page 31: ......

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