Gree GMV series Bedienungsanleitung

EN ORIGINAL INSTRUCTIONS, VER. 01 2020-12-04

USER MANUAL

[ GMV DUCT UNITS WITH FILTER & PUMP ]

GMV-ND22–72PL/B-T

GMV-ND22–71PLS/B1-T

GMV-ND18–71PLS/C-T

IMPORTANT NOTE:

Read this manual carefully before installing or operating your new air conditioning unit.

Make sure to save this manual for future reference.

To Users

Thank you for selecting Gree’s product. Please read this instruction manual carefully before

installing and using the product, so as to master and correctly use the product. In order to guide you

to correctly install and use our product and achieve expected operating effect, we hereby instruct as

below:

(1) 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 responsibility

for their safety. Children should be supervised to ensure that they do not play with the

appliance.

(2) In order to ensure reliability of product, the product may consume some power under stand-

by status for maintaining normal communication of system and preheating refrigerant and

lubricant. If the product is not to be 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 has gone through strictinspection and operational test before leaving the factory.

In order to avoid damage due to improper disassembly and inspection, which may impact the

normal operation of unit, please do notdisassemble the unit by yourself. You can contact with

the special maintenance center of our company if necessary.

(5) When the product is faulted and cannot be operated, please contact with our maintenance

center as soon as possible by providing the following information.

1) Contents of nameplate of product (model, cooling/heating capacity, product No., ex-

factory date).

2) Malfunction status (specify the situations before and after the error occurs).

(6) All the illustrations and information in the instruction manual are only for reference. In order

to make the product better, we will continuously conduct improvement and innovation. We

have the right to make necessary revision to the product from time to time due to the reason

of sales or production, and reserve the right to revise the contents without further notice.

(7) The final right to interpret for this instruction manual belongs to Gree ElectricAppliances Inc.

of Zhuhai.

Exception Clauses

Manufacturer will bear no responsibilities when personal injury or property loss is caused by the

following reasons:

(1) Damage the product due to improper use or misuse of the product.

(2) Alter, change, maintain or use the product with other equipment without abiding by the

instruction manual of manufacturer.

(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 ordispute is caused by the quality specification or performance

of parts and components that produced by other manufacturers.

(7) The damage is caused by natural calamities, bad using environment or force majeure.

Contents

1 Safety Notices (Please be sure to abide them) ....................................................... 1

2 Product Introduction ................................................................................................. 3

2.1 Names of Key Components.............................................................................................. 3

2.2 Rated Working Condition.................................................................................................. 3

3 Preparations for Installation..................................................................................... 3

3.1 Standard Fittings .............................................................................................................. 4

3.2 Location for Installation..................................................................................................... 4

3.3 Requirements for Communication Line............................................................................. 5

3.4 Wiring Requirements........................................................................................................ 7

4 Installation Instructions ............................................................................................ 8

4.1 Installation of Indoor Unit.................................................................................................. 8

4.2 Pipe Connection..............................................................................................................10

4.3 Installation and Test of Drain Pipe....................................................................................11

4.4 Installation of Air Duct......................................................................................................15

4.5 Installation of Wired Controller.........................................................................................17

5 Wire Connection ...................................................................................................... 17

5.1 Connection of Wire and Wiring Board Terminal................................................................18

5.2 Power Cord Connection...................................................................................................19

5.3 Connection of Communication Line of IDU and ODU.......................................................19

5.4 Connection of Communication Line of Wired Controller...................................................20

5.5 Instructions on Connecting Wired Controller and IDU Network........................................21

6 General Maintenance............................................................................................... 23

6.1 Cleaning of Air Filter ........................................................................................................23

6.2 Maintenance Before Use-season.....................................................................................23

6.3 Maintenance After Use-season........................................................................................23

7 Malfunction Codes of IDU ....................................................................................... 24

8 Troubleshooting....................................................................................................... 24

Multi Variable Air Conditioners Duct Type Indoor Unit

1 Safety Notices (Please be sure to abide them)

WARNING : If not abide them strictly, it may cause severe damage to the unit or the people.

NOTICE: If not abide them strictly, it may cause slight or medium damage to the unit or the

people.

This sign indicates that the items must be prohibited. Improper operation may cause severe

damage or death to people.

This sign indicates that the items must be observed. Improper operation may cause damage

to people or property.

Follow this manual to

complete the installation

work. Please read this

manual carefully before

turning on or repairing the

unit.

Installation should be

performed by the distributor

or qualified technicians. Do

not install the product by

yourself. Improper

installation may lead to

water leakage, electric

shock or fire hazard, etc.

Before installation, please

check whether the power

supply is complied with that

specified on the nameplate

and check the safety of the

power supply.

The air conditioner must be

grounded reliably for

avoiding electric shock.

Please do not connect the

earthing wire to gas pipe,

water pipe, lightning rod or

telephone line.

Be sure to use special

accessories and parts for

installation to prevent water

leakage, electric shock and

fire hazard, etc.

If refrigerant leakage

happens, please ventilate

the room immediately.

Diameter of power cord

should be large enough. The

damaged power cord and

connection wire must be

replaced with special cables.

When the power cord is

connected, please fix the

electric box cover properly

to avoid safety accidents.

Never fail to comply with the

nitrogen-charging welding

process. Do charge nitrogen

when welding the pipes.

Never short circuit or

cancel the pressure switch

to prevent unit damage.

As for the unit controlled by

the wired controller, connect

the wired controller well

firstly and then energize the

unit; otherwise, the unit can’t

operate normally.

When installation is

finished, please check

whether the drainage

pipes, pipelines and electric

wires are connected

correctly to avoid water

leakage, refrigerant

leakage, electric shock or

fire, etc.

Multi Variable Air Conditioners Duct Type Indoor Unit

Do not insert fingers or

objects into air outlet or air

return grille.

Open the door and window

frequently to keep good

ventilation for avoiding

oxygen deficit when gas

heater or oil heater is used

in the room.

Never plug in or unplug the

power plug directly to turn

on or turn off the air

conditioner.

Once the air conditioner is

turned on, it can be turned

off only after it has

operated for 5min at least;

otherwise, it will affect the

oil return of compressor.

Do not allow children to

operate this air conditioner. Do not operate this air

conditioner with wet hands.

The air conditioner can be

cleaned only when it has

been turned off and the

power has been cut off;

otherwise, it may cause

electric shock or injury.

Never spray or flush water

towards the air conditioner;

otherwise, malfunction or

electric shock may happen.

Do not expose the air

conditioner to the moist or

corrosive environment.

Put through the power 8

hours in advance before

operation. Do not cut off the

power when the air

conditioner stops operation

for only about one night

(protect the compressor).

Volatile liquid, such as

diluent or gasoline, will

damage the appearance of

air conditioner. Only soft dry

cloth and wet cloth dipped

with neutral detergent can

be used to clean the outer

case of air conditioner.

Under cooling mode,

please don't set the room

temperature too low; keep

the temperature difference

between indoor and

outdoor within 5°C (41°F).

If there are any abnormal

circumstances (such as

burning smell, etc.), please

turn off the unit and cut off

the main power supply

immediately, and then

contact Gree appointed

service center. If those

abnormal circumstances still

exit, the unit may be

damaged and it may lead to

electric shock or fire hazard.

Do not repair the unit by

yourself. Wrong

maintenance may cause

electric shock or fire

hazard. Please contact

Gree appointed service

center for help.

Multi Variable Air Conditioners Duct Type Indoor Unit

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.

Install units according to national wiring codes.

If the supply cord is damaged, it must be replaced by the manufacturer or its service agent or a similarly qualified

person in order to avoid a hazard.

An all-pole disconnection device which has at least 3mm clearances in all poles, and disconnection must be

incorporated in the fixed wiring in accordance with the wiring rules.

Gree Electric Appliances, Inc. of Zhuhai will not assume responsibility for any personal injury or property loss caused

by improper installation, improper debugging, unnecessary repair or not following the instructions of this manual.

2 Product Introduction

2.1 Names of Key Components

Fig2.1

NO.

①

②

③

④

⑤

⑥

Name Electric box water pump Air Outlet Hooker Air-return

Opening

Drain Pipe

2.2 Rated Working Condition

—

Indoor Side Condition

Outdoor Side Condition

Dry Bulb Temp(°C)

Wet Bulb Temp(°C)

Dry Bulb Temp(°C)

Wet Bulb Temp(°C)

Rated Cooling

Rated Heating

3 Preparations for Installation

NOTICE: Product graphics are only for reference. Please refer to actual products. Unspecified

measure unit is mm.

Multi Variable Air Conditioners Duct Type Indoor Unit

3.1 Standard Fittings

Please use the supplied standard fittings listed below as instructed.

No. Name Graphics Quantity Purpose

Wire controller package

(including wire controller,

emergency bottom case,

instruction manual, screws,

packing box)

1set Control indoor unit

2 Remote controller 0 or 1 Optional parts

(including #7

batteries)

3 Sponge for drainage pipe 2 Wrap water pipe and

rubber cork for

condenser

4 Insulating materials 2 Used for the joint of

gas pipe and liquid

pipe for indoor unit

5 Corrugated pipe 0 or 1 Diameter of air

pipe≥15.9mm

6 Union nut 1 or 2 One for the model

with corrugated pipe;

two for other models

7 Spring washer M8, nut M8,

nut with washer M8, washer

M8 4 Used for hanging the

indoor unit

8 Tieline 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 Location for Installation

(1) The top holder must be strong enough to support unit's weight.

(2) Drain pipe can drain water out easily.

(3) There is no obstacle at inlet or outlet. Please ensure good air circulation.

(4) In order to make sure the space for maintenance, please install the indoor unit according to

the dimension described below.

(5) Keep the unit away from heating source, inflammable gas or smoke.

(6) This is a concealed ceiling type unit.

(7) 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 electric wave, noise may still occur).

(8) The appliance shall not be installed in the laundry.

Multi Variable Air Conditioners Duct Type Indoor Unit

Fig 3.1

NOTICE:

①Installation of the unit must be in accordance with National Electric Codes and local

regulations.

②Improper installation will affect unit’s performance, so do not install the unit by yourself.

Please contact local dealer to arrange professional technicians for the installation.

③Do not connect power until all installation work is finished.

3.3 Requirements for Communication Line

NOTICE:

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).

3.3.1 Select Communication Line for Indoor Unit and Wired Controller

Fig 3.2

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