LG MU3R21 Manuale utente

Categoria
Condizionatori d'aria a sistema split
Tipo
Manuale utente
INSTALLATION MANUAL
AIR
CONDITIONER
Please read this installation manual completely before installing the product.
Installation work must be performed in accordance with the national wiring
standards by authorized personnel only.
Please retain this installation manual for future reference after reading it thoroughly.
[
Representative
]
LG Electronics Inc. EU Representative : LG Electronics European Shared Service Center B.V.
Krijgsman 1, 1186 DM Amstelveen, The Netherlands
[
Manufacturer
]
MULTI
Original instruction
Copyright © 2017 - 2022 LG Electronics Inc. All Rights Reserved.
No.09,Jinwei Road,Beichen District,Tianjin,China.
LG Electronics Tianjin Appliances co.,Ltd.
РУССКИЙ ЯЗЫК
УКРАÏНСЬКА
ҚАЗАҚ ТІЛІ
БЕЛАРУСКАЯ МОВА
OZBEK TILI
ENGLISH ITALIANO ESPAÑOL FRANÇAIS DEUTSCH
ΕΛΛΗΝΙΚΆ
ČEŠTINA
NEDERLANDS
POLSKI
LIMBA ROMÂNĂ
2IMPORTANT SAFETY INSTRUCTIONS
ENGLISH
READ ALL INSTRUCTIONS BEFORE USING THE APPLIANCE.
Always comply with the following precautions to avoid danger-
ous situations and ensure peak performance of your product
WARNING
It can result in serious injury or death when the directions are ignored
CAUTION
It can result in minor injury or product damage when the direc-
tions are ignored
WARNING
• Installation or repairs made by unqualified persons can result in
hazards to you and others.
Installation work must be performed in accordance with the Na-
tional Electric Code by qualified and authorized personnel only.
• The information contained in the manual is intended for use by
a qualified service technician familiar with safety procedures
and equipped with the proper tools and test instruments.
• Failure to carefully read and follow all instructions in this man-
ual can result in equipment malfunction, property damage, per-
sonal injury and/or death.
• Compliance with national gas regulations shall be observed.
Installation
Do not use a defective or underrated circuit breaker. Use the cor-
rectly rated breaker and fuse. There is risk of fire or electric shock.
For electrical work, contact the dealer, seller, a qualified electri-
cian, or an Authorized Service Center. Do not disassemble or re-
pair the product by yourself. There is risk of fire or electric shock.
!
!
!
Read the precautions in this
manual carefully before operat-
ing the unit.
This appliance is filled with flammable
refrigerant (R32)
This symbol indicates that the
Operation Manual should be
read carefully.
This symbol indicates that a service
personnel should be handling this
equipment with reference to the
Installation Manual.
IMPORTANT SAFETY INSTRUCTIONS
IMPORTANT SAFETY INSTRUCTIONS 3
ENGLISH
• Always ground the product as per the wiring diagram. Do not
connect the ground wire to gas or water pipes lightening rod or
telephone ground wire. There is risk of fire or electric shock.
• Install the panel and the cover of control box securely. There is
risk of fire or electric shock due to dust, water etc.
• Use the correctly rated breaker or fuse. There is risk of fire or
electric shock.
• Do not modify or extend the power cable. If the power cable or
cord has scratches or skin peeled off or deteriorated then it
must be replaced. There is risk of fire or electric shock.
• For installation, removal or reinstall, always contact the dealer
or an Authorized Service Center. There is risk of fire, electric
shock, explosion, or injury.
• Do not install the product on a defective installation stand. Be
sure that the installation area does not deteriorate with age. It
may cause product to fall.
• Never install the outdoor unit on a moving base or a place from
where it can fall down. The falling outdoor unit can cause dam-
age or injury or even death of a person.
• In outdoor unit the step-up capacitor supplies high voltage
electricity to the electrical components. Be sure to discharge
the capacitor completely before conducting the repair work.
An charged capacitor can cause electrical shock.
When installing the unit, use the installation kit provided with the
product. Otherwise the unit may fall and cause severe injury.
• Indoor/outdoor wiring connections must be secured tightly and
the cable should be routed properly so that there is no force
pulling the cable from the connection terminals. Improper or
loose connections can cause heat generation or fire.
• Safely dispose off the packing materials. Like screws, nails,
batteries, broken things etc after installation or svc and then
tear away and throw away the plastic packaging bags. Children
may play with them and cause injury.
• Be sure to check the refrigerant to be used. Please read the
label on the product. Incorrect refrigerant used can prevent the
normal operation of the unit.
Do not turn on the breaker or power under condition that front
panel, cabinet, top cover, control box cover are removed or opened.
Otherwise, it may cause fire, electric shock, explosion or death.
4IMPORTANT SAFETY INSTRUCTIONS
ENGLISH
Use a vacuum pump or Inert (nitrogen) gas when doing leakage
test or air purge. Do not compress air or Oxygen and do not use
Flammable gases. Otherwise, it may cause fire or explosion.
• The appliance shall be stored in a room without continuously
operating ignition sources (for example: open flames, an oper-
ating gas appliance or an operating electric heater)
• Do not use means to accelerate the defrosting process or to
clean, other than those recommended by the manufacturer.
• Do not pierce or burn refrigerant cycle part.
• Be aware that refrigerants may not contain an odour.
• Keep any required ventilation openings clear of obstruction.
The appliance shall be stored in a well-ventilated area where the
room size corresponds to the room area as specified for operation.
Refrigerant tubing shall be protected or enclosed to avoid damage.
• Flexible refrigerant connectors (such as connecting lines be-
tween the indoor and outdoor unit) that may be displaced dur-
ing normal operations shall be protected against mechanical
damage.
• A brazed, welded, or mechanical connection shall be made be-
fore opening the valves to permit refrigerant to flow between
the refrigerating system parts.
• Mechanical connections shall be accessible for maintenance
purposes.
Operation
• When the product is soaked (flooded or submerged) in water ,
contact an Authorized Service Center for repair before using it
again. There is risk of fire or electric shock.
• Be sure to use only those parts which are listed in the svc
parts list. Never attempt to modify the equipment. The use of
inappropriate parts can cause an electrical shock, excessive
heat generation or fire.
• Do not touch , operate, or repair the product with wet hands.
Hold the plug by hand when taking out. There is risk of electric
shock or fire.
• Do not place a heater or other heating appliances near the
power cable. There is risk of fire and electric shock.
IMPORTANT SAFETY INSTRUCTIONS 5
ENGLISH
• Do not allow water to run into electric parts. Install the unit
away from water sources. There is risk of fire, failure of the
product, or electric shock.
• Do not store or use or even allow flammable gas or com-
bustibles near the product. There is risk of fire.
• Do not use the product in a tightly closed space for a long
time. Perform ventilation regularly. Oxygen deficiency could
occur and hence harm your health.
Do not open the front grille of the product during operation. (Do
not touch the electrostatic filter, if the unit is so equipped.)
There is risk of physical injury, electric shock, or product failure.
• If strange sound, smell or smoke comes from product.Immedi-
ately turn the breaker off or disconnect the power supply
cable. There is risk of electric shock or fire.
• Ventilate the product room from time to time when operating it
together with a stove, or heating element etc. Oxygen defi-
ciency can occur and hence harm your health.
• When the product is not to be used for a long time, disconnect
the power supply plug or turn off the breaker. There is risk of
product damage or failure, or unintended operation.
• Take care to ensure that nobody especially kids could step on
or fall onto the outdoor unit. This could result in personal injury
and product damage.
• Take care to ensure that power cable could not be pulled out
or damaged during operation. There is risk of fire or electric
shock.
• Do not place anything on the power cable. There is risk of fire
or electric shock.
• When flammable gas leaks, turn off the gas and open a win-
dow for ventilation before turning on the product. Do not use
the telephone or turn switches on or off. There is risk of explo-
sion or fire.
• Make sure to ventilate sufficiently when this air conditioner
and a heating appliance such as a heater are used simultane-
ously. Failure to do so may result in fire, serious injury, or prod-
uct failure.
• Periodic ( more than once/year ) cleaning of the dust or salt
particles stuck on the heat exchanger by using water.
6IMPORTANT SAFETY INSTRUCTIONS
ENGLISH
• Dismantling the unit, treatment of the refrigerant oil and even-
tual parts should be done in accordance with local and national
standards.
CAUTION
Installation
• Two or more people must lift and transport the product. Avoid
personal injury.
• Do not install the product where it will be exposed to sea wind
(salt spray) directly. It may cause corrosion on the product.
• Install the drain hose to ensure that the condensed water is
drained away properly. A bad connection may cause water
leakage.
• Keep level even when installing the product. To avoid vibration
or noise.
• Do not install the product where the noise or hot air from the
outdoor unit could damage or disturb the neighborhoods. It
may cause a problem for your neighbors and hence dispute.
• Always check for gas (refrigerant) leakage after installation or
repair of product. Low refrigerant levels may cause failure of
product.
• Any person who is involved with working on or breaking into a
refrigerant circuit should hold a current valid certificate from an
industry-accredited assessment authority, which authorizes
their competence to handle refrigerants safely in accordance
with an industry recognized assessment specification.
• Wear adequate personal protection equipment (PPE) when in-
stalling, maintaining or servicing the product.
Operation
• Do not use the product for special purposes, such as preserv-
ing foods, works of art, etc. It is a consumer air conditioner,
not a precision refrigeration system. There is risk of damage or
loss of property.
• Do not block the inlet or outlet of air flow. It may cause prod-
uct failure.
!
IMPORTANT SAFETY INSTRUCTIONS 7
ENGLISH
• Use a soft cloth to clean. Do not use harsh detergents, sol-
vents or splashing water etc. There is risk of fire, electric
shock, or damage to the plastic parts of the product.
• Do not touch the metal parts of the product when removing
the air filter. There is risk of personal injury.
• Do not step on or put anything on the product. (outdoor units)
There is risk of personal injury and failure of product.
• Always insert the filter securely after cleaning. Clean the filter
every two weeks or more often if necessary. A dirty filter re-
duces the efficiency.
• Do not insert hands or other objects through the air inlet or
outlet while the product is operating. There are sharp and mov-
ing parts that could cause personal injury.
• Be cautious when unpacking and installing the product. Sharp
edges could cause injury.
• If the refrigerant gas leaks during the repair, do not touch the
leaking refrigerant gas. The refrigerant gas can cause frostbite
(cold burn).
• Do not tilt the unit when removing or uninstalling it. The con-
densed water inside can spill.
Do not mix air or gas other than the specified refrigerant used in
the system. If air enters the refrigerant system, an excessively
high pressure results, causing equipment damage or injury.
• If the refrigerant gas leaks during the installation, ventilate the
area immediately. Otherwise it can be harmful for your health.
• Dismantling the unit, treatment of the refrigerant oil and even-
tual parts should be done in accordance with local and national
standards.
• Replace the all batteries in the remote control with new ones
of the same type. Do not mix old and new batteries or differ-
ent types of batteries. There is risk of fire or product failure.
• Do not recharge or disassemble the batteries. Do not dispose
off batteries in a fire. They may burn or explode.
• If the liquid from the batteries gets onto your skin or clothes,
wash it well with clean water. Do not use the remote if the
batteries have leaked. The chemicals in batteries could cause
burns or other health hazards.
8IMPORTANT SAFETY INSTRUCTIONS
ENGLISH
• If you swallow the battery fluid from a leak, wash out the in-
side of your mouth thoroughly and then consult a doctor. Fail-
ure to do so may result in serious health complications.
• Do not let the air conditioner run for a long time when the hu-
midity is very high and a door or a window is left open. Mois-
ture may condense and wet or damage furniture.
• Do not expose your skin or kids or plants to the cool or hot air
draft. This could harm to your health.
• Do not drink the water drained from the product. It is not sani-
tary and could cause serious health issues.
Use a firm stool or ladder when cleaning, maintaining or repairing
the product at an height. Be careful and avoid personal injury.
• The appliance shall be stored so as to prevent mechanical
damage from occurring.
• Servicing shall only be performed as recommended by the
equipment manufacturer. Maintenance and repair requiring the
assistance of other skilled personnel shall be carried out under
the supervision of the person competent in the use of flamma-
ble refrigerants.
• The installation of pipe-work shall be kept to a minimum
• When mechanical connectors are reused indoors, sealing parts
shall be renewed.
• When flared joints are reused indoors, the flare part shall be re-
fabricated.
This appliance is not intended for use by persons (including chil-
dren) 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 super-
vised to ensure that they do not play with the appliance.
• 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 ap-
pliance 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
TABLE OF CONTENTS 9
ENGLISH
2IMPORTANT SAFETY
INSTRUCTIONS
10 INSTALLATION
11 INSTALLATION OF OUT-
DOOR UNIT
11 Select the best location
13 Piping length and elevation
13 Refrigerant charge
14 FLARING WORK AND
CONNECTION OF PIPING
14 Preparation of Piping
15 Connection of piping - Outdoor
16 CONNECTING THE CABLE
BETWEEN INDOOR UNIT
AND OUTDOOR UNIT
16 Connect the cable to the Indoor unit
17 Connect the cable to the Outdoor unit
19 FORMING THE PIPING
20 AIR PURGING AND EVAC-
UATION
20 Checking method
21 Evacuation
22 INSTALLATION PI485
23 TEST RUNNING
24 FUNCTION
24 DIP S/W Setting
26 Forced Cooling Operation
26 Wiring Error Check
27 Saving Power Consumption
28 Night Quiet Mode
29 Mode Lock
30 MAX COMBINATION
CAPACITY
31 INSTALLATION GUIDE AT
THE SEASIDE
31 SEASONAL WIND AND
CAUTIONS IN WINTER
32 Model Designation
32 Airborne Noise Emission
TABLE OF CONTENTS
10 INSTALLATION
ENGLISH
Clearance of side discharge unit [Unit : mm(inch)]
Do not install the product where sufficient ventilation is not secured.
The performance may be decreased or the product may not be operated.
CIn case of series or another installation, please refer to related PDB.
300(11-13/16)
or more
300(11-13/16)
300(11-13/16)
0
0
0
1 (39-3/8) or more
600(23-19/32)
or more
500(19-11/16) or less
or more
or more
L
D
Her
om r
o
)
8
/3-
9
3(
0
0
0
1
1000(39-3/8)
or more
500(19-11/16) or less
300(11-13/16)
or more
600(23-19/32) or more
1000(39-3/8) or more
2000(78-3/4) or more
300(11-13/16)
or more
INSTALLATION
Installation plate
Type "B" screws
Type "A" screw (6 EA) Type "A" screw (8 EA) Type "A" screw (7 EA)
Holder Remote Control
Type "A" screw and plastic anchors
more than
30cm more than
30cm
Installation Parts
INSTALLATION OF OUTDOOR UNIT 11
ENGLISH
Read completely, then follow step by step.
You need to select adequate installation location
considering the following conditions, and make
sure to acquire the consent of the user.
Select the best location
1
If an awning is built over the unit to prevent
direct sunlight or rain exposure, make sure
that heat radiation from the condenser is not
restricted.
2Ensure that the spaces indicated by arrows
around front, back and side of the unit.
3Do not place animals and plants in the path of
the warm air.
4Take the air conditioner weight into account
and select a place where noise and vibration
are minimum.
5Select a place so that the warm air and noise
from the air conditioner do not disturb neigh-
bors.
6Place that can sufficiently endure the weight
and vibration of the outdoor unit and where
even installation is possible.
7Place that has no direct influence of snow or
rain.
8
Place with no danger of snowfall or icicle drop.
9Place without weak floor or base such as
decrepit part of the building or with a lot of
snow accumulation.
10 Sufficient ventilation is secured.
If the outdoor unit is installed on a roof structure,
be sure to level the unit. Ensure the roof struc-
ture and anchoring method are adequate for the
unit location. Consult local codes regarding
rooftop mounting.
more than
70cm
more than
30cm more than
30cm
more than
60cm
more than 60cm
more than
70cm
more than
30cm
more than 60cm
more than
30cm
more than
60cm
INSTALLATION OF OUTDOOR UNIT
Outdoor unit
Rooftop Installations
12 INSTALLATION OF OUTDOOR UNIT
ENGLISH
- The appliance shall be installed, operated and stored in a room with a floor area larger than the mini-
mum area.
- Use the graph of table to determine the minimum area.
Minimum floor area (IEC 60335-2-40:2013+A1:2016 Edition 5.1)
0
100
200
300
400
500
600
Amin (m2)
m (kg)
0 1.224 2 3 4 5 6 7 8
Floor standing
Wall mounted
Ceiling mounted
- m : Total refrigerant amount in the system
- Total refrigerant amount : factory refrigerant charge + additional refrigerant amount
- Amin : minimum area for installation
Floor standing
m (kg) Amin (m2)
< 1.224
-
1.224 12.9
1.4 16.82
1.6 21.97
1.8 27.80
2 34.32
2.2 41.53
2.4 49.42
2.6 58.00
2.8 67.27
3 77.22
3.2 87.86
3.4 99.19
3.6 111.20
3.8 123.90
4 137.29
4.2 151.36
4.4 166.12
Floor standing
m (kg) Amin (m2)
4.6 181.56
4.8 197.70
5 214.51
5.2 232.02
5.4 250.21
5.6 269.09
5.8 288.65
6 308.90
6.2 329.84
6.4 351.46
6.6 373.77
6.8 396.76
7 420.45
7.2 444.81
7.4 469.87
7.6 495.61
7.8 522.04
Wall mounted
m (kg) Amin (m2)
< 1.224
-
1.224 1.43
1.4 1.87
1.6 2.44
1.8 3.09
2 3.81
2.2 4.61
2.4 5.49
2.6 6.44
2.8 7.47
3 8.58
3.2 9.76
3.4 11.02
3.6 12.36
3.8 13.77
4 15.25
4.2 16.82
4.4 18.46
Wall mounted
m (kg) Amin (m2)
4.6 20.17
4.8 21.97
5.2 25.78
5.4 27.80
5.6 29.90
5.8 32.07
6 34.32
6.2 36.65
6.4 39.05
6.6 41.53
6.8 44.08
7 46.72
7.2 49.42
7.4 52.21
7.6 55.07
7.8 58.00
Ceiling Mounted
m (kg) Amin (m2)
< 1.224
-
1.224 0.956
1.4 1.25
1.6 1.63
1.8 2.07
2 2.55
2.2 3.09
2.4 3.68
2.6 4.31
2.8 5.00
3 5.74
3.2 6.54
3.4 7.38
3.6 8.27
3.8 9.22
4 10.21
4.2 11.26
4.4 12.36
Ceiling Mounted
m (kg) Amin (m2)
4.6 13.50
4.8 14.70
5.2 17.26
5.4 18.61
5.6 20.01
5.8 21.47
6 22.98
6.2 24.53
6.4 26.14
6.6 27.80
6.8 29.51
7 31.27
7.2 33.09
7.4 34.95
7.6 36.86
7.8 38.83
INSTALLATION OF OUTDOOR UNIT 13
ENGLISH
Amin (m2)
m (kg)
0
500
1000
1500
2000
2500
0 2 4 6 8 10 12 14 16
Floor standing
Wall mounted
Ceiling mounted
-
The appliance shall be installed, operated and stored in a room with a floor area larger than the mini-
mum area.
-
Use the graph of table to determine the minimum area.
-
Console model(For EU market) should be installed only in accordance with IEC 60335-2-40:2018
Edition 6.0.
-
m : Total refrigerant amount in the system
-
Total refrigerant amount : factory refrigerant charge + additional refrigerant amount
-
Amin : minimum area for installation
Minimum floor area (IEC 60335-2-40:2018 Edition 6.0)
Floor standing
m (kg) Amin (m
2
)
< 1.842 -
1.842 28.88
2.00 34.04
2.20 41.19
2.40 49.02
2.60 57.53
2.80 66.72
3.00 76.60
3.20 87.15
3.40 98.39
3.60 110.30
3.80 122.90
4.00 136.17
4.20 150.13
4.40 164.77
4.60 180.09
4.80 196.09
5.00 212.77
5.20 230.13
5.40 248.18
5.60 266.90
5.80 286.30
6.00 306.39
6.20 327.16
6.40 348.60
6.60 370.73
6.80 393.54
7.00 417.03
7.20 441.20
7.40 466.05
7.60 491.59
7.80 517.80
8.00 544.69
8.20 572.27
8.40 600.52
8.60 629.46
8.80 659.08
Floor standing
m (kg) Amin (m
2
)
9.00 689.38
9.20 720.36
9.40 752.02
9.60 784.36
9.80 817.38
10.00 851.08
10.20 885.47
10.40 920.53
10.60 956.28
10.80 992.70
11.00 1029.81
11.20 1067.60
11.40 1106.07
11.60 1145.22
11.80 1185.05
12.00 1225.56
12.20 1266.75
12.40 1308.62
12.60 1351.18
12.80 1394.41
13.00 1438.33
13.20 1482.93
13.40 1528.20
13.60 1574.16
13.80 1620.80
14.00 1668.12
14.20 1716.12
14.40 1764.80
14.60 1814.17
14.80 1864.21
15.00 1914.94
15.20 1966.34
15.40 2018.43
15.60 2071.19
15.80 2124.64
15.964 2168.98
Wall mounted
m (kg) Amin (m
2
)
< 1.842 -
1.842 4.44
2.00 4.83
2.20 5.31
2.40 5.79
2.60 6.39
2.80 7.41
3.00 8.51
3.20 9.68
3.40 10.93
3.60 12.26
3.80 13.66
4.00 15.13
4.20 16.68
4.40 18.31
4.60 20.01
4.80 21.79
5.00 23.64
5.20 25.57
5.40 27.58
5.60 29.66
5.80 31.81
6.00 34.04
6.20 36.35
6.40 38.73
6.60 41.19
6.80 43.73
7.00 46.34
7.20 49.02
7.40 51.78
7.60 54.62
7.80 57.53
8.00 60.52
8.20 63.59
8.40 66.72
8.60 69.94
8.80 73.23
Wall mounted
m (kg) Amin (m
2
)
9.00 76.60
9.20 80.04
9.40 83.56
9.60 87.15
9.80 90.82
10.00 94.56
10.20 98.39
10.40 102.28
10.60 106.25
10.80 110.30
11.00 114.42
11.20 118.62
11.40 122.90
11.60 127.25
11.80 131.67
12.00 136.17
12.20 140.75
12.40 145.40
12.60 150.13
12.80 154.93
13.00 159.81
13.20 164.77
13.40 169.80
13.60 174.91
13.80 180.09
14.00 185.35
14.20 190.68
14.40 196.09
14.60 201.57
14.80 207.13
15.00 212.77
15.20 218.48
15.40 224.27
15.60 230.13
15.80 236.07
15.964 241.00
Ceiling Mounted
m (kg) Amin (m
2
)
< 1.842 -
1.842 3.64
2.00 3.95
2.20 4.34
2.40 4.74
2.60 5.13
2.80 5.53
3.00 5.92
3.20 6.48
3.40 7.32
3.60 8.20
3.80 9.14
4.00 10.13
4.20 11.17
4.40 12.26
4.60 13.40
4.80 14.59
5.00 15.83
5.20 17.12
5.40 18.46
5.60 19.85
5.80 21.30
6.00 22.79
6.20 24.33
6.40 25.93
6.60 27.58
6.80 29.27
7.00 31.02
7.20 32.82
7.40 34.67
7.60 36.56
7.80 38.51
8.00 40.51
8.20 42.57
8.40 44.67
8.60 46.82
8.80 49.02
Ceiling Mounted
m (kg) Amin (m
2
)
9.00 51.28
9.20 53.58
9.40 55.94
9.60 58.34
9.80 60.80
10.00 63.30
10.20 65.86
10.40 68.47
10.60 71.13
10.80 73.84
11.00 76.60
11.20 79.41
11.40 82.27
11.60 85.18
11.80 88.14
12.00 91.16
12.20 94.22
12.40 97.34
12.60 100.50
12.80 103.72
13.00 106.98
13.20 110.30
13.40 113.67
13.60 117.09
13.80 120.56
14.00 124.08
14.20 127.65
14.40 131.27
14.60 134.94
14.80 138.66
15.00 142.43
15.20 146.26
15.40 150.13
15.60 154.06
15.80 158.03
15.964 161.33
INSTALLATION OF OUTDOOR UNIT
14
h2
h1
A
B
Multiple Piping Type
CAUTION
!
Refrigerant charge
Piping length and elevation
ENGLISH
15
FLARING WORK AND CONNECTION OF PIPING
Preparation of Piping
Copper
tube 90° Slanted Uneven Rough
Pipe
Reamer
Point down
Flare nut
Copper tube
FLARING WORK AND CONNECTION OF PIPING
Bar
Copper pipe
"A"
<Wing nut type>
<Clutch type>
ØØ
ØØ
ØØ
ØØ
ØØ
ENGLISH
FLARING WORK AND CONNECTION OF PIPING
16
Ø6.35 1/4 16±2
Ø9.52 3/8 38±4
Ø12.7 1/2 55±6
Ø15.88 5/8 75±7
Ø19.05 3/4 110±10
Connection of piping - Outdoor
Inclined
Inside is shining without scratches.
Smooth all round
Even length
all round
Surface
damaged Cracked Uneven
thickness
= Improper flaring =
Ø12.7(1/2 inch) Connector
Ou
tdoor unit
Main gas
side valve
Main liquid
side valve Gas side piping
ROOM A
ROOM B
ROOM C
ROOM D
ROOM E
Liquid
side piping
ENGLISH
17
CONNECTING THE CABLE BETWEEN INDOOR UNIT AND OUTDOOR UNIT
ENGLISH
Connect the cable to the Indoor unit
CAUTION
!
CONNECTING THE CABLE BETWEEN INDOOR
UNIT AND OUTDOOR UNIT
CAUTION
!
GN/YL 20mm
NORMAL
CROSS-SECTIONAL
AREA 0.75mm
2
H07RN-F
ø7.5mm
GN/YL 20mm
CAUTION
!
Air
Conditioner
Main power source
Circuit Breaker
Use a circuit breaker
or time delay fuse.
ENGLISH
CONNECTING THE CABLE BETWEEN INDOOR UNIT AND OUTDOOR UNIT
18
ENGLISH
CAUTION
!
Power cord
Connecting cable
Cover control
Terminal block
Outdoor unit
Over 15mm
Holder for
power supply
cord
Terminal block
Loosen terminal screw
Ø
Connect the cable to the Outdoor unit
ENGLISH
19
CONNECTING THE CABLE BETWEEN INDOOR UNIT AND OUTDOOR UNIT
ENGLISH
Round pressure terminal Power wire
Connect same thickness
wiring to both sides.
It is forbidden to connect
two to one side.
It is forbidden to
connect wiring of
different thicknesses.
Precautions when laying power wiring
ENGLISH
FORMING THE PIPING
20
ENGLISH
• Trap is required to prevent water from entering
into electrical parts.
Plastic
band
Taping
Drain hose
Pipings
Connecting
cable
Power supply
cord
Seal a small opening
around the pipings
with gum type
sealer.
Seal a small opening
around the pipings
with gum type sealant.
Trap
Trap
FORMING THE PIPING
ENGLISH
  • Page 1 1
  • Page 2 2
  • Page 3 3
  • Page 4 4
  • Page 5 5
  • Page 6 6
  • Page 7 7
  • Page 8 8
  • Page 9 9
  • Page 10 10
  • Page 11 11
  • Page 12 12
  • Page 13 13
  • Page 14 14
  • Page 15 15
  • Page 16 16
  • Page 17 17
  • Page 18 18
  • Page 19 19
  • Page 20 20
  • Page 21 21
  • Page 22 22
  • Page 23 23
  • Page 24 24
  • Page 25 25
  • Page 26 26
  • Page 27 27
  • Page 28 28
  • Page 29 29
  • Page 30 30
  • Page 31 31
  • Page 32 32
  • Page 33 33
  • Page 34 34
  • Page 35 35
  • Page 36 36
  • Page 37 37
  • Page 38 38
  • Page 39 39
  • Page 40 40
  • Page 41 41
  • Page 42 42
  • Page 43 43
  • Page 44 44
  • Page 45 45
  • Page 46 46
  • Page 47 47
  • Page 48 48
  • Page 49 49
  • Page 50 50
  • Page 51 51
  • Page 52 52
  • Page 53 53
  • Page 54 54
  • Page 55 55
  • Page 56 56
  • Page 57 57
  • Page 58 58
  • Page 59 59
  • Page 60 60
  • Page 61 61
  • Page 62 62
  • Page 63 63
  • Page 64 64
  • Page 65 65
  • Page 66 66
  • Page 67 67
  • Page 68 68
  • Page 69 69
  • Page 70 70
  • Page 71 71
  • Page 72 72
  • Page 73 73
  • Page 74 74
  • Page 75 75
  • Page 76 76
  • Page 77 77
  • Page 78 78
  • Page 79 79
  • Page 80 80
  • Page 81 81
  • Page 82 82
  • Page 83 83
  • Page 84 84
  • Page 85 85
  • Page 86 86
  • Page 87 87
  • Page 88 88
  • Page 89 89
  • Page 90 90
  • Page 91 91
  • Page 92 92
  • Page 93 93
  • Page 94 94
  • Page 95 95
  • Page 96 96
  • Page 97 97
  • Page 98 98
  • Page 99 99
  • Page 100 100
  • Page 101 101
  • Page 102 102
  • Page 103 103
  • Page 104 104
  • Page 105 105
  • Page 106 106
  • Page 107 107
  • Page 108 108
  • Page 109 109
  • Page 110 110
  • Page 111 111
  • Page 112 112
  • Page 113 113
  • Page 114 114
  • Page 115 115
  • Page 116 116
  • Page 117 117
  • Page 118 118
  • Page 119 119
  • Page 120 120
  • Page 121 121
  • Page 122 122
  • Page 123 123
  • Page 124 124
  • Page 125 125
  • Page 126 126
  • Page 127 127
  • Page 128 128
  • Page 129 129
  • Page 130 130
  • Page 131 131
  • Page 132 132
  • Page 133 133
  • Page 134 134
  • Page 135 135
  • Page 136 136
  • Page 137 137
  • Page 138 138
  • Page 139 139
  • Page 140 140
  • Page 141 141
  • Page 142 142
  • Page 143 143
  • Page 144 144
  • Page 145 145
  • Page 146 146
  • Page 147 147
  • Page 148 148
  • Page 149 149
  • Page 150 150
  • Page 151 151
  • Page 152 152
  • Page 153 153
  • Page 154 154
  • Page 155 155
  • Page 156 156
  • Page 157 157
  • Page 158 158
  • Page 159 159
  • Page 160 160
  • Page 161 161
  • Page 162 162
  • Page 163 163
  • Page 164 164
  • Page 165 165
  • Page 166 166
  • Page 167 167
  • Page 168 168
  • Page 169 169
  • Page 170 170
  • Page 171 171
  • Page 172 172
  • Page 173 173
  • Page 174 174
  • Page 175 175
  • Page 176 176
  • Page 177 177
  • Page 178 178
  • Page 179 179
  • Page 180 180
  • Page 181 181
  • Page 182 182
  • Page 183 183
  • Page 184 184
  • Page 185 185
  • Page 186 186
  • Page 187 187
  • Page 188 188
  • Page 189 189
  • Page 190 190
  • Page 191 191
  • Page 192 192
  • Page 193 193
  • Page 194 194
  • Page 195 195
  • Page 196 196
  • Page 197 197
  • Page 198 198
  • Page 199 199
  • Page 200 200
  • Page 201 201
  • Page 202 202
  • Page 203 203
  • Page 204 204
  • Page 205 205
  • Page 206 206
  • Page 207 207
  • Page 208 208
  • Page 209 209
  • Page 210 210
  • Page 211 211
  • Page 212 212
  • Page 213 213
  • Page 214 214
  • Page 215 215
  • Page 216 216
  • Page 217 217
  • Page 218 218
  • Page 219 219
  • Page 220 220
  • Page 221 221
  • Page 222 222
  • Page 223 223
  • Page 224 224
  • Page 225 225
  • Page 226 226
  • Page 227 227
  • Page 228 228
  • Page 229 229
  • Page 230 230
  • Page 231 231
  • Page 232 232
  • Page 233 233
  • Page 234 234
  • Page 235 235
  • Page 236 236
  • Page 237 237
  • Page 238 238
  • Page 239 239
  • Page 240 240
  • Page 241 241
  • Page 242 242
  • Page 243 243
  • Page 244 244
  • Page 245 245
  • Page 246 246
  • Page 247 247
  • Page 248 248
  • Page 249 249
  • Page 250 250
  • Page 251 251
  • Page 252 252
  • Page 253 253
  • Page 254 254
  • Page 255 255
  • Page 256 256
  • Page 257 257
  • Page 258 258
  • Page 259 259
  • Page 260 260
  • Page 261 261
  • Page 262 262
  • Page 263 263
  • Page 264 264
  • Page 265 265
  • Page 266 266
  • Page 267 267
  • Page 268 268
  • Page 269 269
  • Page 270 270
  • Page 271 271
  • Page 272 272
  • Page 273 273
  • Page 274 274
  • Page 275 275
  • Page 276 276
  • Page 277 277
  • Page 278 278
  • Page 279 279
  • Page 280 280
  • Page 281 281
  • Page 282 282
  • Page 283 283
  • Page 284 284
  • Page 285 285
  • Page 286 286
  • Page 287 287
  • Page 288 288
  • Page 289 289
  • Page 290 290
  • Page 291 291
  • Page 292 292
  • Page 293 293
  • Page 294 294
  • Page 295 295
  • Page 296 296
  • Page 297 297
  • Page 298 298
  • Page 299 299
  • Page 300 300
  • Page 301 301
  • Page 302 302
  • Page 303 303
  • Page 304 304
  • Page 305 305
  • Page 306 306
  • Page 307 307
  • Page 308 308
  • Page 309 309
  • Page 310 310
  • Page 311 311
  • Page 312 312
  • Page 313 313
  • Page 314 314
  • Page 315 315
  • Page 316 316
  • Page 317 317
  • Page 318 318
  • Page 319 319
  • Page 320 320
  • Page 321 321
  • Page 322 322
  • Page 323 323
  • Page 324 324
  • Page 325 325
  • Page 326 326
  • Page 327 327
  • Page 328 328
  • Page 329 329
  • Page 330 330
  • Page 331 331
  • Page 332 332
  • Page 333 333
  • Page 334 334
  • Page 335 335
  • Page 336 336
  • Page 337 337
  • Page 338 338
  • Page 339 339
  • Page 340 340
  • Page 341 341
  • Page 342 342
  • Page 343 343
  • Page 344 344
  • Page 345 345
  • Page 346 346
  • Page 347 347
  • Page 348 348
  • Page 349 349
  • Page 350 350
  • Page 351 351
  • Page 352 352
  • Page 353 353
  • Page 354 354
  • Page 355 355
  • Page 356 356
  • Page 357 357
  • Page 358 358
  • Page 359 359
  • Page 360 360
  • Page 361 361
  • Page 362 362
  • Page 363 363
  • Page 364 364
  • Page 365 365
  • Page 366 366
  • Page 367 367
  • Page 368 368
  • Page 369 369
  • Page 370 370
  • Page 371 371
  • Page 372 372
  • Page 373 373
  • Page 374 374
  • Page 375 375
  • Page 376 376
  • Page 377 377
  • Page 378 378
  • Page 379 379
  • Page 380 380
  • Page 381 381
  • Page 382 382
  • Page 383 383
  • Page 384 384
  • Page 385 385
  • Page 386 386
  • Page 387 387
  • Page 388 388
  • Page 389 389
  • Page 390 390
  • Page 391 391
  • Page 392 392
  • Page 393 393
  • Page 394 394
  • Page 395 395
  • Page 396 396
  • Page 397 397
  • Page 398 398
  • Page 399 399
  • Page 400 400
  • Page 401 401
  • Page 402 402
  • Page 403 403
  • Page 404 404
  • Page 405 405
  • Page 406 406
  • Page 407 407
  • Page 408 408
  • Page 409 409
  • Page 410 410
  • Page 411 411
  • Page 412 412
  • Page 413 413
  • Page 414 414
  • Page 415 415
  • Page 416 416
  • Page 417 417
  • Page 418 418
  • Page 419 419
  • Page 420 420
  • Page 421 421
  • Page 422 422
  • Page 423 423
  • Page 424 424
  • Page 425 425
  • Page 426 426
  • Page 427 427
  • Page 428 428
  • Page 429 429
  • Page 430 430
  • Page 431 431
  • Page 432 432
  • Page 433 433
  • Page 434 434
  • Page 435 435
  • Page 436 436
  • Page 437 437
  • Page 438 438
  • Page 439 439
  • Page 440 440
  • Page 441 441
  • Page 442 442
  • Page 443 443
  • Page 444 444
  • Page 445 445
  • Page 446 446
  • Page 447 447
  • Page 448 448
  • Page 449 449
  • Page 450 450
  • Page 451 451
  • Page 452 452
  • Page 453 453
  • Page 454 454
  • Page 455 455
  • Page 456 456
  • Page 457 457
  • Page 458 458
  • Page 459 459
  • Page 460 460
  • Page 461 461
  • Page 462 462
  • Page 463 463
  • Page 464 464
  • Page 465 465
  • Page 466 466
  • Page 467 467
  • Page 468 468
  • Page 469 469
  • Page 470 470
  • Page 471 471
  • Page 472 472
  • Page 473 473
  • Page 474 474
  • Page 475 475
  • Page 476 476
  • Page 477 477
  • Page 478 478
  • Page 479 479
  • Page 480 480
  • Page 481 481
  • Page 482 482

LG MU3R21 Manuale utente

Categoria
Condizionatori d'aria a sistema split
Tipo
Manuale utente

in altre lingue