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Preface

 

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

instructions, please be aware of the following items: 

 

(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 name plate (model number, cooling capacity, production code, ex-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. 

(9)  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. 

User Notice 

 

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-ND07PLS/B-T

Page 1: ...iginal Instructions Commercial Air Conditioners Multi Variable Air Conditioners Duct Type Indoor Unit Models GMV ND07PLS B T U GMV ND09PLS B T U GMV ND12PLS B T U GMV ND14PLS B T U GMV ND18PLS B T U G...

Page 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...

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 8 4 3 Installation and Test of Drain Pipe 8 4 4 Installation of Air Duct 12 4 5 Installation of Wired Controller 15 5 Wire Connection 15 5 1 Connection of Wire and Wiring Board Terminal 15 5 2 Powe...

Page 5: ...eater or oil heater is used in the room 11 Never plug in or unplug the power plug directly to turn on or turn off the air conditioner 12 Once the air conditioner is turned on it can be turned off only...

Page 6: ...3 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 reference Please refer to actual products Unspecified measure unit is mm in 2...

Page 7: ...e 6 Wrap the sponge at the connection position 9 others User Manual 1 copy Loosen leaf of Instruction Manual 1 copy harmful substance content table Qualified Certificate 1 copy Bar Code 1 copy 3 2 Loc...

Page 8: ...elded wire must be applied on the communication wire between indoor unit and wired controller Twisted pair line with shielding function must be applied on the communication wire between indoor unit an...

Page 9: ...void accident due to overload 2 Install cut off device near the unit The minimum distance between each stage of cut off device should be 3mm 1 8 in The same for both indoor unit and outdoor unit 3 If...

Page 10: ...of A B C etc for different models Unit mm in Item Model A B C D E F GMV ND07 12PLS B T U 760 30 415 16 3 8 710 27 15 16 200 7 14 16 462 18 3 16 486 19 2 16 GMV ND14 18PLS B T U 1060 41 3 4 415 16 3 8...

Page 11: ...ion pipe drain pipe and wires wired controller wire connection wire of IDU and ODU that need to be connected with the indoor unit 2 Punch holes on the ceiling air return opening or air inlet Ceiling m...

Page 12: ...e 3 Install the drain pipe according to the following diagram and make it insulated Improper installation will lead to water leakage and furniture and other objects may get wet 4 You can buy local har...

Page 13: ...d hose smaller than 4mm 3 16 in metal clamp accessory drain hose accessory Grey tape accessory 3 Use sealing plate to make the pipe clamp and hose insulated as shown in Fig 4 3 2 2 metal clamp accesso...

Page 14: ...f drainage pipe joints Fig 4 3 2 5 NO 2 Connection of downspout elbow Fig 4 3 2 6 NO 3 Inserting pipe connection Fig 4 3 2 7 10 The installation height of raising pipe for drainage should be lower tha...

Page 15: ...e water to the water tray of indoor unit as following 1 Connect the drain hose to the other drain connection pipe of water tray and fill about 1L water as shown in Fig 4 3 3 1 Remove the drain hose af...

Page 16: ...sulation quality 2 Each air out duct and 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 3 The design...

Page 17: ...r Outlet 4 4 2 Shape and Size of Air Outlet and Air return Opening The following figure is applicable for the models below GMV ND07 24PLS B T U B A C D Fig 4 4 2 Item Model Dimension of air outlet fla...

Page 18: ...ll produce more noise than air return from the back So we suggest you to add a noise damper and static pressure case to lower noise if you choose air return from the bottom 5 Select the appropriate in...

Page 19: ...ure terminal or single wire Multi twisted wire that connects directly to the wiring board may cause fire hazard 8 Keep the wires away from refrigerant pipe compressor and fan 9 Do not alter the inner...

Page 20: ...on of core wire on the round terminal and then use a screwdriver to tighten the terminal screw Fig 5 1 1 Fig 5 1 2 5 2 Power Cord Connection Power supply of each indoor unit must be from the same sour...

Page 21: ...g each IDU add a matched resistance supplied in a package before ex factory on the wiring board of the last indoor unit in a series connection The matched resistance should be connected in parallel be...

Page 22: ...ntroller 4 One wired controller is able to control 16 indoor units at the same time shown in Fig 5 5 1 When the wired controller is controlling multiple indoor units at the same time the indoor units...

Page 23: ...Multi Variable Air Conditioners Duct Type Indoor Unit 19 Fig 5 5...

Page 24: ...n 1 Check whether air inlets and air outlets of indoor units and outdoor units are blocked 2 Check whether grounding wire is in good condition 3 Check whether wire connection is correct 4 Connect the...

Page 25: ...not connected Circuit breaker tripping caused by leakage of electricity Input voltage is too low Defect of main PC board The unit stops after running for a while The inlet or outlet of ODU or IDU is b...

Page 26: ......

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