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Multi Variable Air Conditioners Floor and Ceiling Type Indoor Unit

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1 Safety Precautions 

 means items that must be forbidden! Otherwise, it may lead to personal injury or death or 

serious damage.

 means items that must be followed! Otherwise, it may lead to personal injury or property 

loss.

Exclusive 

accessory

exclusive

Follow this instruction to complete 
the installation work. Please 
carefully read this manual before 
unit startup and service.

Please firstly connect the wired 

controller before energization, 
otherwise wired controller can 
not be used.

Wire size of power cord should 
be large enough.The damaged 
power cord and connection wire 
should be replaced by exclusive 
cable.

Never fail to comply with the 
nitrigen charge requirements.
Charge nitrogen when welding 
pipes.

Before installation, please check if 
the power supply is in accordance 

with the requirements specified on 

the nameplate. And also take care 
of the power safety.

Installation should be conducted 

by dealer or qualified personnel. 

Please do not attempt to install the 
unit by yourself. Improper handling 
may result in water leakage, 

electric shock or fire disaster etc.

Be sure to use the exclusive 
accessory and part to prevent the 
water leakage, electric shock and 

fire accidents.

Before using the unit, please check 
if the piping and wiring are correct 
to avoid water leakage, refrigerant 

leakage, electric shock, or fire etc.

If refrigerant leakage happens 
during installation, please ventilate 
immediately. Poisonous gas will 
emerge if the refrigerant gas meets 

fire.

After connecting the power cord, 

please fix the electric box cover 

properly in order to avoid accident.

Never short-circiut or cancel the 
pressure switch to prevent unit 
damage. 

Make sure the unit can be earthed 
properly and soundly after 
plugging into the socket so as to 
avoid electric shock. Please do 
not connect the ground wire to gas 
pipe, water pipe, lightning rod or 
telephone line. 

N

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Summary of Contents for GMV-ND112ZD/A-T

Page 1: ...tronic version GREE reserves the right to interpret this manual which will be subject to any change due to product improvement without further notice GREE Electric Appliances Inc of Zhuhai reserves th...

Page 2: ...u need to disassemble and check units please contact our service center We will send specialists to guide the disassembly 6 All graphics in this manual is only for your reference For sales or producti...

Page 3: ...ainage Pipe Installation and Drainage System Testing 11 4 4 Installation of Wired Controller 14 5 Wiring Work 15 5 1 Connection of Wire and Patch Board Terminal 15 5 2 Power Cord Connection 16 5 3 Con...

Page 4: ...ments specified on the nameplate And also take care of the power safety Installation should be conducted by dealer or qualified personnel Please do not attempt to install the unit by yourself Improper...

Page 5: ...ic shock or injury may happen Do not expose the unit to the moist or corrosive circumstances Volatile liquid such as diluent or gas will damage the unit appearance Only use soft cloth with a little ne...

Page 6: ...hould not be the responsibility of Gree Electric Appliances Inc of Zhuhai 2 Product Introduction 2 1 Names of Key Components 1 2 3 4 5 6 No Name Drainage Pipe Connection Pipe Air Inlet Grille With Fil...

Page 7: ...peration Mode Cooling Heating Fan Dehumidifying Fan Speed Adjustment Temperature Adjustment X fan Function Quiet Function Sleep Function Save Function E heater Function Memory Function Absence Functio...

Page 8: ...gas pipe 3 Special nut 1 To connect liquid pipe 4 M10X8 nut with washer 8 To be used together with the suspension bolt for installing the unit 5 Insulation 1 To insulate the gas pipe 6 Insulation 1 To...

Page 9: ...personnel can carry out installation work please contact with local dealer before installation Make sure all the installation work completed before energizing 3 3 Requirements of Communication Wire S...

Page 10: ...ch Models Power specification Air Switch Capacity A Minimum Sectional Area of Grounding Wire mm2 Minimum Sectional Area of Power Cord mm2 GMV ND28ZD A T 220 240V 1ph 50Hz 208 230V 1ph 60Hz 6 1 1 GMV N...

Page 11: ...D H Drainage Pipe Outer Diameter wall thickness Outer Diameter of Connection Pipe Liquid pipe Gas pipe GMV ND28ZD A T 1220 225 1158 280 700 17 1 75 6 35 9 52 GMV ND36ZD A T GMV ND50ZD A T 1220 225 115...

Page 12: ...hammer as shown in the right fig of Fig 4 1 2 1 3 Remove the right and left side panels as shown in Fig 4 1 2 2 4 Put the hanger bolt into the clasp of the indoor unit and then tighten the bolt on the...

Page 13: ...sure that the unit is horizontal as shown below Note Adjust the height of the unit to make the drainage pipe slant slightly downward so that the water will drain out smoothly Horizontal tester Fig 4...

Page 14: ...r of drainage hose should be bigger or equal to the diameter of drainage pipe joint 3 Install drainage pipe according to the following fig and arrange insulation to the drainage pipe Improper installa...

Page 15: ...sloping downwards at a gradient of at least 1 for preventing forming air bubbles 3 Insert the drainage hose into drain socket and then tighten the metal clamp securely 4 Warp the sealing pad over dra...

Page 16: ...nward slope of at least 1 2 in order to prevent pipes from sagging install hanger bracket at intervals of 1000 1500mm 1000 1500mm Fig 4 3 2 5 9 Prepare the local piping at the connection point for the...

Page 17: ...Wired Controller Wired controller is optional accessory If wired controller is needed please contact your local dealer and install the wired controller according to the instruction manual Note Do per...

Page 18: ...tention that the metal shield layer of the twin twisted wire must be grounded outer case in order to prevent the unit from electromagnetic interference 11 The communication wires should be separated f...

Page 19: ...ller Wired Controller Note indoor unit quantity n is according to the outdoor unit capacity Wiring board of power XT1 Wiring board of communication XT2 Wiring board of power XT1 Wiring board of commun...

Page 20: ...through the wiring through holes 3 Connect the communication wire to terminal H1 and H2 of indoor 4 bit wiring board 4 Fix the communication wire with clamp 5 Wiring instructions of signal receiver an...

Page 21: ...The type of indoor units must be the same if they are controlled by the same wired controller When the indoor unit is controlled by two wired controllers the addresses of the two wired controllers sho...

Page 22: ...ped in neutral detergent Please contact after sales service staff if there is abnormal situation 6 1 Cleaning of Filter 1 Remove the air filter on the air inlet for cleaning Use a dust catcher or wate...

Page 23: ...nsor Error AJ Filter Cleaning Reminder 8 Troubleshooting The air conditioner is not expected to be serviced by users Incorrect repair may cause electric shock or fire so please contact an authorized s...

Page 24: ...ture sensor head is not suitable Tube temperature sensor head isn t inserted well Wiring of tube temperature sensor head is broken Capacitor is leaking electricity Note If air conditioner still fails...

Page 25: ...GREE ELECTRIC APPLIANCES INC OF ZHUHAI Add West Jinji Rd Qianshan Zhuhai Guangdong China 519070 Tel 86 756 8522218 Fax 86 756 8669426 E mail gree gree com cn www gree com...

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