background image

 

Preface 

For correct installation and operation, please read all instructions carefully. Before reading the 

instructions, please be aware of the following items: 

  If not abide them strictly, it may cause severe damage to the unit or the people. 

  If not abide them strictly, it may cause slight or medium damage to the unit or the 

people. 

  This sign indicates that the items must be prohibited. Improper operation may 

cause severe damage or death to people. 

 

This sign indicates that the items must be observed. Improper operation may 

cause damage to people or property. 

 

 

(1)  Instructions for installation and use of this product are provided by the manufacturer.   

(2)  Installation must be performed in accordance with the requirements of NEC and CEC by authorized personnel only. 

(3)  For the safe operation of this unit, please read and follow the instructions carefully. 

(4)  During operation, total capacity of indoor units should not exceed the total capacity of outdoor units. Otherwise, 

poor effect of cooling or heating may result. 

(5)  Direct operators or maintainers should well keep this manual. 

(6)  If this unit fails to operate normally, please contact our service center as soon as possible and provide the following 

information:   

1)  Content on the nameplate (model number, cooling capacity, production codex-factory date). 

2)  Malfunction details (before and after the malfunction occurs). 

(7)  Each unit has been strictly tested and proved to be qualified before ex-factory. In order to prevent units from being 

damaged or operating normally because of improper disassembly, please do not disassemble the unit by yourself. 

If you need to disassemble and check units, please contact our service center. We will send specialists to guide the 

disassembly. 

(8)  All graphics in this manual is only for your reference. For sales or production reasons, these graphics are subject 

to change by manufacturer without prior notice. 

User Notice 

  This appliance is not intended for use by persons (including children) with reduced physical, sensory 

or mental capabilities, or lack of experience and knowledge, unless they have been given supervision 
or instruction concerning use of the appliance by a person responsible for their safety. Children should 
be supervised to ensure that they do not play with the appliance. 

  DISPOSAL: Do not dispose this product as unsorted municipal waste. Collection of such waste 

separately for special treatment is necessary. 

 

  

 

 

Summary of Contents for GMV-ND30PLS/C-T

Page 1: ...Owner s Manual Original Instructions Commercial Air Conditioners Multi Variable Air Conditioners Ducted Type Indoor Unit Models GMV ND30PLS C T U GMV ND36PLS C T U GMV ND42PLS C T U GMV ND48PLS C T U...

Page 2: ...perate normally please contact our service center as soon as possible and provide the following information 1 Content on the nameplate model number cooling capacity production codex factory date 2 Mal...

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: ...4 4 Installation of Air Duct 12 4 5 Installation of Wired Controller 14 5 Wiring Work 14 5 1 Connection of Wire and Patch Board Terminal 15 5 2 Power Cord Connection 16 5 3 Connection of Communication...

Page 5: ...rmally 13 When installation is finished please check whether the drainage pipes pipelines and electric wires are connected correctly to avoid water leakage refrigerant leakage electric shock or fire e...

Page 6: ...Bulb Temp C F Wet Bulb Temp C F Rated Cooling 26 7 80 0 19 4 67 0 35 95 0 23 9 75 0 Rated Heating 21 1 70 0 15 6 60 0 8 3 47 0 6 1 43 0 3 Preparations for Installation Product graphics are only for r...

Page 7: ...on for Installation 1 The appliance shall not be installed in the laundry 2 The top holder must be strong enough to support unit s weight 3 Drain pipe can drain water out easily 4 There is no obstacle...

Page 8: ...ed twisted pair communication cable must be adopted 3 3 1 Select Communication Line for Indoor Unit and Wired Controller Fig 3 3 1 Material type Total length of communication line between indoor unit...

Page 9: ...GMV ND36PLS C T U 3 0 15 GMV ND42PLS C T U 3 0 15 GMV ND48PLS C T U 3 0 15 1 Use copper wire only as unit s power cord Operating temperature should be within its rated value 2 If the power cord is mor...

Page 10: ...ND30PLS C T U GMV ND48PLS C T U Fig 4 1 1 Below are dimensions of A B C etc for different models Unit mm inch Model A B C D E F G H I GMV ND30PLS C T U 1379 54 5 16 565 22 1 4 1340 52 3 4 655 25 13 1...

Page 11: ...lt Be sure to fix it securely by using a nut and washer from upper and lower sides of the hanger bracket The washer fixing plate will prevent the washer from falling Unit mm inch Fig 4 1 5 Before oper...

Page 12: ...n tighten the flaring nut with hand as shown in Fig 4 2 1 2 Tighten the flaring nut with torque wrench Fig 4 2 1 Torque for tightening nut Pipe diameter mm inch Torque N m 6 35 1 4 15 30 9 52 3 8 35 4...

Page 13: ...lead to water leakage and damp the furniture and other things in the room 7 You can buy normal hard PVC pipe used as the drainage pipe During connection insert the end of PVC pipe into the drainage ho...

Page 14: ...apacity Unit mm inch Fig 4 3 4 5 Install the trap as shown in following Fig 4 3 5 Fig 4 3 5 6 Install one trap for each unit 7 Convenience for cleaning trap in the future should be considered when ins...

Page 15: ...4 3 10 4 3 3 Test of Drainage System 1 Please test drainage system after electric work is finished Inject approximately 1L purified water to drain pan from air vent ensure that not to splash the wate...

Page 16: ...air return duct should be fixed on a pre made board with iron frame The junction of air duct should be well sealed in order to prevent air leakage The design and construction of air duct should compl...

Page 17: ...nd the return air cover plate is at the bottom as shown in Fig 4 4 5 Fig 4 4 5 2 If the bottom return air is desired just change the place of the rectangular flange and the return air cover plate 3 Co...

Page 18: ...before operation Please refer to Instruction Manual of ODU for auto addressing and debugging details 5 Wiring Work Before obtaining access to terminals all supply circuits must be disconnected 1 Unit...

Page 19: ...l of wire into ring by needle nose plier and keep the gauge of ring in accordance with screw 4 Use the screwdriver for tightening the terminal 2 The connection of stranded wire as shown in Fig 5 1 2 1...

Page 20: ...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 5 The wire diameter of power...

Page 21: ...ht board and wired controller See Fig 5 4 1 for the installation of wired controller Fig 5 4 1 5 5 Illuminate for Connection of Wired Controller and Indoor Units Network 1 Communication wire of indoor...

Page 22: ...ic pressure to the respective static pressure notch please see as below The setting of static pressure for indoor fan can be done via wired controller For specific setting method please see the Wired...

Page 23: ...Use a vacuum cleaner to remove dust If the filters are dirty wash them with warm water and mild detergent and dry the filters in the shade 2 If the unit used in the environment with much dust please...

Page 24: ...Sensor Error L7 No Master Indoor Unit Error d4 Inlet Pipe Temperature Sensor Error dE Indoor Unit CO2 Sensor Error L8 Power Insufficiency Protection d6 Outlet Pipe Temperature Sensor Error C0 Communic...

Page 25: ...ilter is dirty Too heavy heat load of room e g too many people Door or windows is open Inlet and outlet of IDU are blocked Setting temperature is too high Refrigerant is insufficient e g refrigerant l...

Page 26: ......

Reviews: