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Multi Variable Air Conditioners Floor and Ceiling Type Indoor Unit

19

6 Routine Maintenance

 Warning:

① 

This appliance can be used by children aged from 8 years and above and persons with 

reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have 
been given supervision or instruction concerning use of the appliance in a safe way and understand 
the hazards involved. Children shall not play with the appliance. Cleaning and user maintenance shall 
not be made by children without supervision. 

② 

Do turn off the unit and cut off the main power supply when cleaning the air conditioner to 

avoid electric shock or injury.

③ 

Stand at solid table when cleaning the unit.

④ 

Do not clean the unit using hot water of over 45°C to prevent the unit from losing color or 

deforming.

⑤ 

Do not dry the filters by fire, or it may catch fire or become deformed.

⑥ 

Clean the filter with a wet cloth dipped in neutral detergent.

⑦ 

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 water to clean it. If the 

filter is very dirty(e.g. greasy), you can clean it using warm water(below 45°C) that is mixed 
with mild detergent. Then let it dry naturally in cool places;

(2) 

If the air conditioner is used in dusty place, please clean the air filter regularly (generally once 

every 2 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 the grounding wire is in good condition.
(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 unit in fan mode for half a day in a sunny day to dry the inner part of unit.
(2) 

When the unit won’t be used for a long time, please cut off power supply for energy saving; 

the characters on the wired controller screen will disappear after cutting off the power supply.

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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