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Owner's Manual

Original Instructions

Commercial Air Conditioners

Multi Variable Air Conditioners

Concealed Floor Standing Unit

Models:

GMV-ND22ZA/A-T  GMV-ND28ZA/A-T
GMV-ND36ZA/A-T  GMV-ND45ZA/A-T
GMV-ND56ZA/A-T  GMV-ND63ZA/A-T
GMV-ND71ZA/A-T

Содержание GMV-ND22ZA/A-T

Страница 1: ...ginal Instructions Commercial Air Conditioners Multi Variable Air Conditioners Concealed Floor Standing Unit Models GMV ND22ZA A T GMV ND28ZA A T GMV ND36ZA A T GMV ND45ZA A T GMV ND56ZA A T GMV ND63ZA A T GMV ND71ZA A T ...

Страница 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 impact the using convenience 4 This product can t be installed at corrosive inflammable or explosive environment or the place with special requirements such as kitchen Otherwise it will affect the normal ...

Страница 3: ...cturer 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 maintain the unit without abiding by instruction manual or related regulations 6 After verification the problem or dispute is caused by the quality specification or performance of parts and components that...

Страница 4: ...n and Drainage System Testing 10 4 4 Installation of Air Duct 12 4 5 Installation of Wired Controller 13 5 Wiring Work 13 5 1 Connection of Wire and Patch Board Terminal 14 5 2 Power Cord Connection 15 5 3 Connection of Communication Wire between Indoor Unit and Outdoor Unit or indoor unit 15 5 4 Connect Communication Wire of Wired Controller 16 5 5 Illuminate for Connection of Wired Controller an...

Страница 5: ...re starting up or checking the machine Installation should be performed by dealer or qualified technicians Do not install the product by yourself Improper installation may result in water leakage electric shock or fire hazard Make sure the local power supply is in accordance with units before installation and check the power supply carefully This air conditioner must be properly grounded through t...

Страница 6: ...e cleaning Otherwise it may cause electric shock or personal injury Do not spray water on the air conditioner or it will cause malfunction or electric shock Do not expose the air conditioner directly to water or place it in a damp or corrosive environment Connect power supply 8 hours before operation Do not disconnect power if you want to stop the unit in a short period of time e g in one night Th...

Страница 7: ...n health from uncontrolled waste disposal recycle it responsibly to promote 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 for environmental safe recycling 2 Product Introduction 2 1 Names of Key Components Fig 2 1 2 2 Rated Working Condition _ Ind...

Страница 8: ...Supporter 120mm 2 pcs To fix the indoor unit 11 Resultant screw bolt 4 pcs Assembly parts of Supporter to fix the indoor unit 12 Corrugated pipe 0 or 1 pc GMV ND22 45ZA A T 0 pc GMV ND56 71ZA A T 1 pc 13 Filter element 1 sheet To be used the return air filter NOTES User can purchase remote controller and receiver otherwise by himself The height of ex factory supporter is 120mm If user wants to inc...

Страница 9: ...as shown in Fig 3 2 2 8 Pipe connection space shall be reserved around the unit as shown in Fig 3 2 3 9 Keep the unit away from heating source inflammable gas or smoke 10 Indoor unit outdoor unit power cord and electric wire should stay at least 1m from the TV set and radio Otherwise these electrical appliances may have image interference and noise Even if the distance is 1m when there is strong e...

Страница 10: ...excessive refrigerant leak Default height of inlet grille is 120mm If the supporter of 80mm or 160mm high is selected please change the height of inlet grille to 80mm or 160mm accordingly 3 3 Requirements for Communication Line CAUTION If air conditioner used under strong electronic magnetic interference circumstance STP shielded twisted pair communication cable must be adopted 3 3 1 Select Commun...

Страница 11: ...gether 3 If unit is installed in places with intense magnetic field or strong interference it is necessary to use shielded wire 3 4 Wiring Requirements Power Cord Size and Air Switch Capacity Model Power Cord Size Air Switch Capacity A Minimum Sectional Area of Ground Wire mm Minimum Sectional Area of Power Cord mm GMV ND22ZA A T 220 240V 1ph 50Hz 208 230V 1ph 60Hz 6 1 0 1 0 GMV ND28ZA A T 6 1 0 1...

Страница 12: ...person in order to avoid a hazard Install cut off device near the unit The minimum distance between each stage of cut off device should be 3mm The same for both indoor unit and outdoor unit 4 Installation Instructions 4 1 Installation of Indoor Unit 4 1 1 Outline Dimension and Installation Spots Fig 4 1 1 Below are dimensions of A B C etc for different models Unit mm Model A B C D E F GMV ND22 36Z...

Страница 13: ...pansion bolt into the hole and then knock the nail into the bolt as shown in Fig 4 1 3 CAUTION The length of bolt depends on the installation height of the unit bolts are field supplied Fig 4 1 3 3 Adjust the unit to the right position 4 Remove the washer locating plate and then tighten the nut on it 4 2 Refrigerant Pipe Connection 1 Aim the flaring port of copper pipe at the center of screwed joi...

Страница 14: ...nwards should be at least 1 2 in order to drain condensation water smoothly 5 The diameter of drainage hose should be bigger or equal to the diameter of drainage pipe joint 6 Install drainage pipe according to the following Fig 4 3 1 and arrange insulation to the drainage pipe Improper installation may lead to water leakage and damp the furniture and other things in the room 7 You can buy normal h...

Страница 15: ...e the drain collecting pipe that matches with unit capacity Fig 4 3 4 5 Install the trap as shown in following Fig 4 3 5 6 Install one trap for each unit 7 Convenience for cleaning trap in the future should be considered when installing it Fig 4 3 5 8 The horizontal pipe can be connected to vertical pipe in the same level please select the connection way as shown in following Fig No 1 Connection o...

Страница 16: ...yer as shown in 4 3 10 2 Check if the water drains smoothly from the drain pipe and check if there is water leakage on the connection pipe 3 Arrange insulation of drain hose and pipe clamp after checking the drain system Fig 4 3 9 Fig 4 3 10 4 4 Installation of Air Duct The contents in this chapter is only applicable for the case that air outlet of unit shall be connected with air duct CAUTION The...

Страница 17: ...nd debugged before operation Please refer to Instruction Manual of ODU for auto addressing and debugging details 5 Wiring Work WARNING Before obtaining access to terminals all supply circuits must be disconnected NOTES Units must be earthed securely or it may cause electric shock Please carefully read the wiring diagram before carry out the wiring work incorrect wiring could cause malfunction or e...

Страница 18: ...d cutting tool 2 Remove the wiring screws on the terminal board 3 Shape the tail 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 Strip about 10mm insulation of the end of stranded wire by stripping and cutting tool 2 Loosen the wiring screws on term...

Страница 19: ...erwise 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 cord with wiring clamp 5 3 Connection of Communication Wire between Indoor Unit and Outdoor Unit or indoor unit 1 Detach the electric box lid 2 Let the Communication cable pass through the wiring through holes 3...

Страница 20: ...2 terminal resistor is provided with each ODU 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 4 Fix the communication wire with wire clip on the electric box 5 Wiring instructions of remote receiving light ...

Страница 21: ...oor 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 and slave one 4 One wired controller can control 16 indoor units in maximum at the same time As shown in Fig 5 5 NOTES The type of indoor units must be the same if they are controlled by the same wired controller When the indoor u...

Страница 22: ...Multi Variable Air Conditioners Concealed Floor Standing Unit 18 Fig 5 5 ...

Страница 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 clean it regularly Usually once every two weeks 6 2 Maintenance before the Seasonal Use 1 Check if the air inlet and air outlet of indoor and outdoor unit are blocked 2 Check if securely grounded 3 Che...

Страница 24: ... repair may cause electric shock or fire so please contact an authorized service center for professional service The following checks prior to contact may save your time and money 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 Defect of main PC board The unit stops after running for a ...

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