LG TMNC092DYAA Bedienungsanleitung
LG
Multi Type Air Conditioner
SERVICE MANUAL
LG
CAUTION
website http://www.lgservice.com
e-mail http://www.lgeservice.com/techsup.html
• BEFORE SERVICING THE UNIT, READ THE SAFETY
PRECAUTIONS IN THIS MANUAL.
• ONLY FOR AUTHORIZED SERVICE PERSONNEL.
MODEL: Indoor Unit: Wall Mounted Type
TMNC092DYAA
TMNC122DYAA
TMNC182D5AA
TMNC242D5AA
TMNC092TYAA
TMNC122TYAA
TMNC182T5AA
TMNC242T5AA
TMNH092DYAA
TMNH122DYAA
TMNH182D5AA
TMNH242D5AA
TMNH092TYAA
TMNH122TYAA
TMNH182T5AA
TMNH242T5AA
Outdoor Unit: T2UC182FAA
T2UC242FAA
T2UC362FAA
T2UC482FAA
T2UH242FAA
T2UH362FAA
T2UH482FAA
T2UH182FAA
2 Multi Air Conditioner
Multi Air Conditioner Service Manual
TABLE OF CONTENTS
Safety Precautions ......................................................................................................................................3
Product Specifications ...............................................................................................................................7
Dimensions ..................................................................................................................................................9
Refrigeration Cycle Diagram ....................................................................................................................12
Wiring Diagram ..........................................................................................................................................13
Electronic Control Device .........................................................................................................................14
Schematic Diagram ...................................................................................................................................17
Functions ...................................................................................................................................................19
Operation Details ......................................................................................................................................22
Disassembly ..............................................................................................................................................26
2-way, 3-way Valve ....................................................................................................................................29
Cycle Troubleshooting Guide ..................................................................................................................33
Installation .................................................................................................................................................39
Flaring work and connection of piping ...................................................................................................42
Connecting the Cable Between Indoor Unit and Outdoor Unit .............................................................47
Exploded View and Replacement Parts List ...........................................................................................49
Service Manual 3
Safety Precautions
Safety Precautions
To prevent injury to the user or other people and property damage, the following instructions must
be followed.
Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is
classified by the following indications.
Meanings of symbol used in this manual are as shown below.
WARNING
CAUTION
This symbol indicates the possibility of death or serious injury.
This symbol indicates the possibility of injury or damage.
WARNING
Installation
Be sure not to do.
Be sure to follow the instruction.
Do not use a defective or
underrated circuit breaker.
Use this appliance on a dedi-
cated circuit.
• There is risk of fire or electric shock.
Do not let the air conditioner
run for a long time when the
humidity is very high and a
door or a window is left open.
• Moisture may condense and wet or
damage furniture.
Always ground the product.
• 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.
Always install a dedicated cir-
cuit and breaker.
• Improper wiring or installation may
cause fire or electric shock
Use the correctly rated break-
er or fuse.
• There is risk of fire or electric shock.
4 Multi Air Conditioner
Safety Precautions
Operational
Do not modify or extend the
power cable.
• There is risk of fire or electric shock.
Do not install, remove, or re-
install the unit by yourself
(customer).
• There is risk of fire, electric shock,
explosion, or injury.
Be cautious when unpacking
and installing the product.
• Sharp edges could cause injury. Be
especially careful of the case edges
and the fins on the condenser and
evaporator.
For installation, always con-
tact 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.
• It may cause injury, accident, or dam-
age to the product.
Be sure the installation area
does not deteriorate with age.
• If the base collapses, the air condition-
er could fall with it, causing property
damage, product failure, and personal
injury.
Do not touch(operate) the
product with wet hands.
• There is risk of fire or electrical shock.
Do not place a heater or other
appliances near the power
cable.
• There is risk of fire and electric shock.
Do not allow water to run into
electric parts.
• It may cause There is risk of fire, fail-
ure of the product, or electric shock.
Service Manual 5
Safety Precautions
Do not open the inlet grille of the product dur-
ing operation. (Do not touch the electrostatic
filter, if the unit is so equipped.)
• There is risk of physical injury, electric shock, or product fail-
ure.
Be cautious that water could not enter the
product.
• There is risk of fire, electric shock, or product damage.
Do not store or use flammable gas or com-
bustibles near the product.
• There is risk of fire or failure of product.
If strange sounds, or smell or smoke comes
from product. Turn the breaker off or discon-
nect the power supply cable.
• There is risk of electric shock or fire.
Gasolin
6 Multi Air Conditioner
Operational
Safety Precautions
Use two or more people to lift
and transport the product.
• Avoid personal injury.
Use a soft cloth to clean. Do
not use harsh detergents, sol-
vents, etc.
• There is risk of fire, electric shock, or
damage to the plastic parts of the prod-
uct.
Do not touch the metal parts
of the product when removing
the air filter. They are very
sharp!
• There is risk of personal injury.
Do not step on or put anyting on the product.
(outdoor units)
• There is risk of personal injury and failure of product.
Do not insert hands or other objects through
the air inlet or outlet while the product is oper-
ated.
• There are sharp and moving parts that could cause personal
injury.
CAUTION
Installation
Wax
Thinner
check for gas (refrigerant)
leakage after installation or
repair of product.
• Low refrigerant levels may cause fail-
ure of product.
Install the drain hose to
ensure that water is drained
away properly.
• A bad connection may cause water
leakage.
Keep level even when
installing the product.
• To avoid vibration or water leakage.
90Û
Service Manual 7
Product Specifications
Product Specifications
Indoor Unit
Power Supply Ø,V,Hz
rh/utByticapaCgnilooC
yticapaCHeating
W
kcal/hr
rh/utB
W
kcal/hr
Current Normal running current A
Fan Model
Fan Type
Motor Output W
Air Flow Rate CMM(CFM)
Capacitor µF/Vac
Coil Tube Size (OD) mm(inch)
Fins per inch
No. of Rows & Column/No.
3±)A(Bd)L/M/H(leveLdnuoS
Referigerant
Referigerant Control
)hcni(mmdiuqiLnoitcennoCgnipiP
)hcni(mmsaG
)sbl(gkroodnIthgieWteN
)hcni(mmD*H*WsnoisnemiD
)hcni(mmD*H*WnoisnemiDgnikcaP
Model TMNH092DYAA TMNH122DYAA
detnuomllaWepyttinuroodnI
1Ø, 220V, 60Hz 1Ø, 220V, 60Hz
0.270.20
CFF
RP15C-1 WEILINGRP15C-1 WEILING
42
8.4/7.6/6.4(296.5/268.3/225.9)7/6/5(247.1/211.8/176.5)
0.9/400
20FPI S-FIN
2R 15C
R-22R-22
6.35(1/4)
12.7(1/2)
7/9
840*270*161
6.35(1/4)
9.52(3/8)
7/9
840*270*161
892*322*198 892*322*198
5
CFF
37
0.9/400
20FPI S-FIN
2R 15C
34/31/29 40/37/34
Thermistor
5
12,000
3,517
3,024
9,000
2,638
2,268
12,000
3,517
3,024
9,000
2,638
2,268
8 Multi Air Conditioner
Product Specifications
Note :
1. Capacities are based on the following conditions:
Cooling: - Indoor Temperature 26.7°C(80°F) DB / 19.4°C(67°F) WB
- Outdoor Temperature 35°C(95°F) DB / 23.9°C(75°F) WB
Piping Length - Interconnecting Piping Length 7.5m
- Level Difference of Zero.
2. Due to our policy of innovation some specifications may be changed without notification.
3. At least two indoor units should be connected.
Outdoor Unit
Unit T2UH182FAA T2UH242FAA
W 3077/ 3077 3517 / 3517
Btu/hr 10500 / 10500 12000 / 12000
W 3077/ 3077 3517 / 3517
Btu/hr 10500 / 10500 12000 / 12000
W 5275 / 5275 7034
Btu/hr 18,000 / 18,000 24,000
Power input
(Cooling/heating) A+B W 1850/1650 2380/2420
Running current
(Cooling/heating)
A+B A 8.6/ 7.6 11/11.3
f,V,Hz 1,220,60 1,220,60
No. * mm23*2.5 3*2.5
No. * mm24*0.75 4*0.75
W/W 2.85 2.96
Btu/hr W 9.7 10.1
W/W 3.20 2.91
Btu/hr W 10.9 9.9
Capillary Capillary
g(oz), type 1050, R22 A: 650 /B: 650 R22
Dimensions (W*H*D) Outdoor unit mm 801*555*262 870*655*320
Packing dimensions (W*H*D) Outdoor unit mm 960*610*384 1002*700*422
kg (lbs) 50 (110) 63 (139)
Rotary Rotary
1 2
QJ278KDF QK185KBK
LG LG
SUNISO 4GSI SUNISO 4GSI
MOTOR TYPE PSC PSC
Oil charge cc 410 350
Tube size (OD) inch (mm) 0.276 (7.0) 0.276 (7.0)
18 18
2R 24C 2R 28C
Model YGK25-6A-9 KFD-60K11
No. of poles 6 6
CMM (CFM) 49 (1398) 40 (1142)
Propeller Propeller
No. used / dia.
EA / inch (mm)
1 / 18.1(460) 1 / 18.1(460)
Side discharge Side discharge
RPM ±30 1020 880
dB +3(dB+1) 54(56) 54(56)
Liquid A inch (mm) 1/4 (6.35) 1/4 (6.35)
Gas A inch (mm) 3/8 (9.52) 1/2 (12.7)
Liquid B inch (mm) 1/4 (6.35) 1/4 (6.35)
Gas B inch (mm) 3/8 (9.52) 1/2 (12.7)
Max piping length total m 30 30
Std. Piping length m 7.5 7.5
m 15 / 7.5 15 / 7.5
Stuff Quantity (Set) 20FT/40FT/40FT(H) 80/168/192 65/138/156
Power supply
Power supply cable
Connecting cable
Item
Capacity
(Cooling/heating)
A (SY 9K)
B (SY 9K )
A+B (9K+9K)
EER
cooling
COP
heating
Refrigerant control
Refrigerant charge
Net weight
Compressor
Type
Quantity
Model name
Maker
Oil type
Outdoor coil
FPI
No. of rows & columns
Noise level +3
SVC valves
Max. piping length per each room / elevation
Outdoor Motor
Air circulation
Outdoor fan
Type
Dischage
Service Manual 9
Dimensions
Dimensions
Installation plate
D
H
W
mmW
mmH
mmD
Model
Dimension
Indoor Unit
TMN 122DYAATMNH092DYAA
840
270
161
840
270
161
H
10 Multi Air Conditioner
Dimensions
Outdoor Unit
Model: T2UH182FAA
W
D
L1
L2
L9
L4 L3
H
L10 L10L10
L8
L7L5L6
801mmW
555mmH
262mmD
339mm1L
37mm2L
543.6mm3L
11.4mm4L
591mm5L
105mm6L
105mm7L
72.5mm8L
74.5mm9L
79mm01L
T2UH182FAA
MODEL
DIM
Gas side
3-way valve
Liquid side
2-way valve
Dieses Handbuch passt für folgende Modelle
23
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