LG LMN090HE Support and Manuals
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Most Recent LG LMN090HE Questions
Heater Won't Start
Heater shows in defrost mode but the unit does not start
Heater shows in defrost mode but the unit does not start
(Posted by Bcaplan 9 years ago)
Lg Air Conditioner Model Lmn090he
Good day. My problem is. I have this model lg central air condition, but it wont turn on. But the gr...
Good day. My problem is. I have this model lg central air condition, but it wont turn on. But the gr...
(Posted by Anonymous-139249 9 years ago)
How To Set Timer On It
(Posted by amm7us 11 years ago)
Popular LG LMN090HE Manual Pages
Service Manual - Page 1
website http://www.lgservice.com
LG Multi Type Air Conditioner
SERVICE MANUAL
MODEL
• Indoor Unit:
Room Type
AMNH093D4A0(LMN090HE) AMNC093D4A0(LMN090CE) AMNH123DEA0(LMN120HE) AMNC123DEA0(LMN120CE)
Art Cool Type
AMNH093APM0(LMAN090HNS) AMNC093APM0(LMAN090CNS) AMNH123APM0(LMAN120HNS) AMNC123APM0(LMAN120CNS)
• Outdoor Unit: A3UH363FA0(LMU360HE) A3UC363FA0(LMU360CE)
LG
CAUTION
&#...
Service Manual - Page 2
Multi type Air Conditioner Service Manual
TABLE OF CONTENTS
Model Number Nomenclature ...3 Symbols Used in this Manual ...4
Safety Precautions...5 Dimensions...11
Indoor Unit...11 Outdoor Unit ...12 Product Specifications ...13 Installation ...15 Installation Parts...15 Installation Tools...15 Select the best location ...16 Piping length and elevation ...17 Fixing Installation Plate(Standart Type...
Service Manual - Page 4
... air conditioner.
outdoor temp. 8.3°C(46.9°F)DB, 6.1°C(43°F)WB
3.The total ability of electric shock.
Model Number ...Manual
This symbol alerts you to hazards that could cause harm to the risk of connected a indoor unit is based on : indoor temp. 21.1°C(70°F)DB, 15.6°C(60.1°F)WB; This symbol indicates special notes.
4 Multi type Air Conditioner...
Service Manual - Page 9
... the draft.)
• This could harm to the plastic parts of the product.
• There is risk of fire, electric shock, or damage to your neighbors.
It is a consumer air conditioner, not a precision refrigeration system.
• There is risk of personal injury. Wax Thinner
Service Manual 9
Do not block the inlet or outlet of the...
Service Manual - Page 11
Dimensions
Indoor Unit
1. Split Type Indoor
H
D W
Dimensions
2. Art Cool Type Indoor Unit
W
D
H
Pipe Hole Hanger Hole
Installation plate
Fix Hole
Dimension
W H D
Model
mm mm mm
Split Type
S4
SE
9 kBtu/h
12 kBtu/h
840
895
270
282
153
165
ARTCOOL Type
SP3
9 kBtu/h
12 kBtu/h
570
568
129
Service Manual 11
Service Manual - Page 13
... inch
No. of innovation some specifications may be changed without notification. Product Specifications
Product Specifications
Indoor Unit
Indoor Unit Type
Nominal Cooling Capacity 5
Model
Nominal Heating Capacity 5
Air Circulation
H/M/L
Setting temperature range(cool/heat)
Fan motor
Output
Model
Input
Running Current
Fan
Type
No. Service Manual 13 Due to our policy...
Service Manual - Page 15
Installation Parts
Installation plate
Type "B" screw
Installation
Type "A" screw and plastic anchor Remote Control Holder
Installation Tools
Figure
Name Screw driver
Electric Drill
Measuring Tape, Knife Hole Core Drill Spanner
Torque wrench
Figure
Name Ohmmeter
Hexagonal wrench
Ammeter Gas Leak Detector
Thermometer, Level
Flaring Tool Set
Service Manual 15 Installation
Read carefully, ...
Service Manual - Page 20
...Installation Guide Map on
the horizontal setting line, and Fix lightly the
map by screws. (Leave 10mm for connecting pipe as diameter 50mm. (In case of product with a ø50mm hole core drill. Make a hole with light power. INSTALLATION GUIDE MAP
Refer to the outdoor side.
6. Horizontality
INSTALLATION GUIDE MAP
Indoor
WALL
Outdoor
5-7mm (0.2~0.3")
20 Multi type Air Conditioner...
Service Manual - Page 33
... cable
2.
Service Manual 33
Attach the Grille onto the cabinet.
• Grasp the lower left and right side of the Grille and engage four tabs on the control board individually according...chassis until it will be back into place. Main power source
Air Conditioner
Circuit Breaker Use a circuit breaker or time delay fuse. Model 36k
Power source
Fuse or breaker Capacity
1Ø, 230/208V...
Service Manual - Page 35
...Service Manual 35 Taping Drain hose
Plastic band
Pipings
Connecting cable
Power supply cord
• Trap is installed below the indoor unit perform the following .
1. In cases where the outdoor unit is required to prevent water from entering into electrical parts... the Pipings and Long Pipe Setting
Forming the piping
Form the piping by saddle or equivalent. Secure the drain hose appropriately....
Service Manual - Page 37
...air conditioner is reached, close the "Lo" knob of liquid side valve counter-clockwise to fully open the valve.
3. Loosen the charge hose connected to the gas side service port slightly to fully open the valve.
2. This completes air...gauge
Lo Hi
Open
Close
Vacuum pump
Service Manual 37 Replace the flare nut and its bonnet on the gas side service port and fasten the flare nut securely...
Service Manual - Page 39
... and liquid side service valves are installed correctly. Measure the pressure of compressor.
Insert new batteries making sure that all tubing and wiring have been properly connected.
2. Ensure the difference between the intake temperature
and the discharge is not going to the trouble of the gas side service valve. 2. Otherwise, the air conditioner should not be...
Service Manual - Page 65
... OFF OFF
Outdoor Error
Error code
Description
MPS Variable LED1(Red) LED2(Green) Indoor Status
33
D-Pipe High(Normal)
44
Outdoor Air Thermistor Error(Open/Short)
45
Cond Pipe Thermistor Error(Open/Short)
47
Const.
Troubleshooting Guide
Self-diagnosis Function
s Error Indicator • The function is to self-diagnoisis airconditioner and express the troubles identifically if there...
Service Manual - Page 67
... & schematic diagram. former. 2) The output voltage of power
transformer. 3) IC01D(7812) 4) IC02D(7805) 5) IC01A(KIA7036)
Specification 1) AC230V ± 30V
: Check the rated voltage 2) 15V ± 1.5V
3) DC12V 4) DC5V 5) The voltage of power trans-
Electronic Parts Troubleshooting Guide
❇ Refer to the unit. • The connecting method of the P.C.B. Service Manual 67 Troubleshooting...
Service Manual - Page 81
...
R
733010 PLATE ASSEMBLY,INSTALLATION
3301A20020C 3301A20020C 3301A20020A 3301A20020A
R
135500 COVER
3550A30262A 3550A30262A 3550A30315A 3550A30315A
R
NOTE) *Please ensure GCSC since these parts may be changed depending upon the buyer's request.
(GCSC WEBSITE http://biz.LGservice.com)
Service Manual 81
Parts List (S4, SE chassis)
Exploded View & Replacement Parts List
LOCATION No.
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