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GMV-N22G/A3A-K
Owner's Manual
21 pgs1.7 Mb0

Gree GMV-N28G/A3A-K, GMV-N22G/A3A-K, GMV-N28G/A2A-K, GMV-N28G/A4A-K, GMV-N36G/A3A-K Owner's Manual

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Multi Variable Air Conditioners Wall Mounted Type Indoor Unit
Owner's Manual Air Conditioners
Thank you for choosing Air Conditioners, please read this owner’s manual carefully before
operation and retain it for future reference.If you have lost the Owner’s Manual, please
contact the local agent or visit www.gree.com or sent email to global@gree.com.cn or electronic 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 the final right to interpret this manual.
Preface
For correct installation and operation, please read all instructions carefully. Before reading the
instructions, please be aware of the following items:
(1)
Execution standard of GMV Multi VRF: ISO 15042-2011.
(2)
For the safe operation of this unit, please read and follow the instructions carefully.
(3)
During operation, total capacity of indoor units should not exceed the total capacity of
outdoor units. Otherwise, indoor units will not provide enough cooling or heating.
(4)
Direct operators or maintainers should well keep this manual.
(5)
If this unit fails to operate normally, please contact our service center as soon as
possible and provide the following information:
Content on the nameplate (model number, cooling capacity, production code, ex-factory
date).
Malfunction details (before and after the malfunction occurs).
(6)
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.
(7)
All graphics in this manual are only for your reference. For sales or production reasons,
these graphics are subject to change by manufacturer without prior notice.
(8)
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.If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard.
(9)
Under the standby status, the unit will consume a little power for ensuring reliability of
complete unit, maintaining normal communication and preheating refrigerant. When the
unit won’t be used for a long time, cut off the power of the complete unit. However,
please preheat it when operating the unit next time.
Contents
1 Safety Precautions ................................................................................................ 1
2 Product Introduction ............................................................................................. 3
2.1 Outline of the Unit and Main Parts ............................................................................... 3
2.2 Rated Operating Condition ........................................................................................... 3
3 Installation Instruction .......................................................................................... 4
3.1 Schematic diagram of installation spaces .................................................................... 4
3.2 Requirements for Communication Line ........................................................................ 4
3.3 Wiring Requirements ................................................................................................... 5
4 Installation Instructions ........................................................................................ 7
4.1 Installation of Indoor Unit ............................................................................................. 7
4.2 The installation of the rear panel .................................................................................. 8
4.3 Debugging ................................................................................................................... 8
4.4 Preparation of the piping hole ...................................................................................... 9
4.5 Installation of the drainage pipe ................................................................................... 9
4.6 Installation the connection pipes .................................................................................. 9
5 Wiring Work ......................................................................................................... 10
5.1 Connect Cables and Terminals of Wiring Board ..........................................................10
5.2 Power Cord Connection .............................................................................................. 11
5.3 Connection of Communication Line of IDU and ODU .................................................. 11
5.4 Connection of Communication Line of Wired Controller ..............................................12
5.5 Illuminate for Connection of Wired Controller and Indoor Units Network ...................12
5.6 Installation of the indoor unit .......................................................................................12
6 The Best Usage Method ...................................................................................... 13
7 Maintenance Method ........................................................................................... 14
7.1 Cleaning panel ............................................................................................................14
7.2 Cleaning the air filters .................................................................................................14
7.3 Check before the usage season ..................................................................................15
7.4 Check after the usage season.....................................................................................15
8 Table of Error Codes for Indoor Unit .................................................................. 15
9 Malfunction Analyzing ......................................................................................... 16
9.1 Service center .............................................................................................................16
9.2 After-sales service .......................................................................................................17
10 Adjusting Method Of The Air Direction ............................................................ 17
10.1 Adjusting air direction up and down ...........................................................................17
10.2 Adjusting air direction left and right............................................................................17
Multi Variable Air Conditioners Wall Mounted Type Indoor Unit
1
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.
Follow this instruction to complete the installation work. Please carefull read this manual before unit startup and service.
Installation should be conducted by dealer or qualified personnel. Please do not attempt to install the unit by yourself. Improper handling may result in waterleakage, electric shock or fire disaster etc.
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.
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 telephoneline.
Be sure to use the exclusive accessory and part to prevent the water leakage, electric shock and fire accidents.
If refrigerant leakage happens during installation, please ventilate immediately. Poisonousgas will emerge if the refrigerant gas meets fire.
Wire size of power cord should be large enough. The damaged power cord and connection wire should be replaced by exclusive cable.
After connecting the power cord, please fix the electric box cover properly in order to avoid accident.
Never fail to comply with the nitrigen charge requirements.Charge nitrogen when welding pipes.
Never short-circiut or cancel the pressure switch to prevent unit damage.
Please firstly connect the wired controller before energization, otherwise wired controller can not be used.
Before using the unit, please check if the piping and wiring are correct to avoid water leakage,refrigerant leakage, electric shock, or fire etc.
Do not insert fingers or objects into air outlet/inlet grille.
Open the door and window and keep good ventilation in the room to avoid oxygen deficit when the gas/oil supplied heating equipment is used.
Multi Variable Air Conditioners Floor and Ceiling Type Indoor Unit
2
Never start up or shut off the air conditioner by means of directly plug or unplug the power cord.
Turn off the unit after it runs at least five minutes; otherwise it will influence oil return of the compressor.
Do not allow children operate this unit.
Do not operate this unit with wet hands.
Turn off the unit or cut off the power supply before cleaning the unit, otherwise electric shock or injury may happen.
Never spray or flush water towards unit, otherwise malfunction or electric shock may happen.
Do not expose the unit to the moist or corrosive circumstances.
Electrify the unit 8 hours before operation. Please switch on for 8 hours before operation. Do not cut off the power when 24 hours short-time halting (to protect the compressor).
Volatile liquid, such as diluent or gas will damage the unit appearance.Only use soft cloth with a little neutral detergent to clean the outer casing of unit.
Under cooling mode, please don't set the room temperature too low and keep the temperature difference between indoor and outdoor unit within 5.
If anything abnormal happens (such as burning smell), please power off the unit and cut off the main power supply, and then immerdiately contact Gree appointed service center.If abnormality keeps going, the unit might be damaged and lead to electric shock or fire.
User is not allowed to repair the unit. Fault service may cause electric shock or fire accidents. Please contact Gree appointed service center for help.
Any personal injury or property loss caused by improper installation, improper debug, unnecessary repair or not following the instructions of this manual should not be the responsibility of Gree Electric Appliances, Inc. of Zhuhai.
Multi Variable Air Conditioners Wall Mounted Type Indoor Unit
3
2 Product Introduction
2.1 Outline of the Unit and Main Parts
Note
：
The appearances will be different by the different models of air conditioners.
No.
Part Name
No.
Part Name
①
Surface panel
④
Guide louver
②
Filter
⑤
Drain pipe
③
Wiring cover
2.2 Rated Operating Condition
Item
Indoor Condition
Outdoor Condition
DBTemperature°C
WBTemperature°C
DBTemperature°C
WBTemperature°C
Rated Cooling
27
19
35
24
Rated Heating
20
15 7 6
Multi Variable Air Conditioners Floor and Ceiling Type Indoor Unit
4
3 Installation Instruction
3.1 Schematic diagram of installation spaces
Notes:
① The unit shall be installed by the professional personnel according to
this installation instruction to ensure proper use.
② Please contact the local Gree appointed service center before installation. Any
malfunctioncaused by the unit that is not installed by the Gree appointed service center would probably not be dealt with on time because of the inconvenience of the business contact.
③ It should be guided under the professional personnel when the air conditioner unit is
moved to other place.
3.2 Requirements for Communication Line
Note:
If the unit is installed in the place with strong electromagnetic interference, shielded 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 and indoor unit (outdoor unit).
3.2.1 Select communication line for indoor unit and wired controller
Fig 3.3.1
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