LG LMN090HE Support Question
LG LMN090HE Support Question
Find answers below for this question about LG LMN090HE.Need a LG LMN090HE manual? We have 1 online manual for this item!
Question posted by Anonymous-139249 on July 1st, 2014
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 green light flases (doesn't bstay solid) and it beeps. Nothing else.
Current Answers
Related LG LMN090HE Manual Pages
Service Manual - Page 1
...://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
• BEFORE...
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 ...General Information...72 2-way, 3-way Valve ...78 Exploded View & Replacement Parts List 82 Indoor Unit ...82 Outdoor Unit ...86
2 Multi type Air Conditioner
Service Manual - Page 4
... is based on : indoor temp. 26.7°C(80.1°F)DB, 19.4°C(66.9°F)WB; NOTICE
This symbol alerts you to the air conditioner.
This symbol indicates special notes.
4 Multi type Air Conditioner Model Number Nomenclature
Combination table
Operation 1 UNIT 2 UNIT
3 UNIT
Combination(k Btu) A B C Total Unit-A
Cooling
Capacity (Btu/h)
Input
Unit-B Unit-C Total (W)
Current EER...
Service Manual - Page 6
..., accident, or damage to the product.
• If the base collapses, the air conditioner could cause injury. Do not place anything on a Be sure the installation area defective installation stand. Do not ...is very high and a door or a window is risk of fire or electric shock.
6 Multi type Air Conditioner Do not install the product on the power cable.
• There is risk of fire or electric
damage...
Service Manual - Page 8
... cause water • To avoid vibration or water leak- age.
90°
8 Multi type Air Conditioner Turn the main power off the breaker.
water is risk of fire or electric shock. leakage. Safety Precautions...product is soaked
Be cautious that nobody could step on connect the power supply plug or turn off when cleaning or maintaining the product.
• There is risk of electric shock...
Service Manual - Page 9
It is a consumer air conditioner, not a precision refrigeration system.
• There is risk of personal injury. Do not use the product for special purposes, such as preserving foods, works of air flow. s Operational
Do not expose the skin directly to cool air for long periods of fire, electric shock, or damage to sea wind (salt...
Service Manual - Page 10
... batteries gets onto your skin or clothes, wash it well with new ones of the air conditioner and could cause product malfunction or damage.
• There are sharp and moving parts ... if necessary.
injury.
Do not insert hands or other health hazards.
10 Multi type Air Conditioner Do not dispose of fire or explosion
Do not recharge or disassemble the batteries.
Replace the...
Service Manual - Page 14
...Air Conditioner... the page "Combination Table" 4. Multiple piping models
Model
Cooling Capacity5
Btu/hr
W
kcal/hr
Heating ...Air Circulation
Outdoor
CMM(CFM)
Noise Level(H/L) at 230V Sound Press,1m
dB(A) 1
SVC Valve
Liquid
inch(mm)
Gas
Dimensions
W*H*D
inch(mm)
Net Weight
Outdoor
kg(lbs)
Max. Interunit Piping Length Total of Zero. Capacities are based on the following conditions...
Service Manual - Page 16
...Rooftop Installations: If the outdoor unit is installed on the wall where the height from the air conditioner do not disturb neighbors. Ensure the roof structure and anchoring method are minimum. 5. Consult... the spaces indicated by arrows around front, back and side of the warm air. 4. Take the air conditioner weight into account and select a place where noise and vibration are adequate for...
Service Manual - Page 18
Installation
Fixing Installation Plate(Standard Type)
The wall you select should be strong and solid enough to power outlets is through the wall for piping connections must be done safely. If ...SE
65
110
85
110
D
Installation plate
B
C
Ø70mm
Left rear piping
A Ø70mm
Right rear piping
18 Multi type Air Conditioner
Chassis Hook
Installation Plate Type "A" screw
2.
Service Manual - Page 20
...rear surface)
2.
Horizontality
INSTALLATION GUIDE MAP
Indoor
WALL
Outdoor
5-7mm (0.2~0.3")
20 Multi type Air Conditioner Put an Installation Guide Map on this time, Remove the map)
(Falling attention)
INSTALLATION...hole at suited horizon by horizontal meter on
the horizontal setting line, and Fix lightly the
map by screws. (Leave 10mm for connecting pipe as diameter 50mm. (...
Service Manual - Page 22
... not damage furniture or floors. *Foamed polyethylene or equivalent is shiny without scratches
= Improper flaring =
Even length all round Inside is recommended.
22 Multi type Air Conditioner
Drain hose
Drain hose
Tape Connecting pipe Drain hose
Connecting cable
Connecting cable
Drain hose
Loop Gas side piping Liquid side piping Inclined Surface Cracked...
Service Manual - Page 24
Flaring Work and Connection of the indoor unit from the hooks at the indoor unit, install the drain pipe.
24 Multi type Air Conditioner
Indoor unit
Installation plate 8cm
Spacer
Indoor unit tubing Flare nut Pipes
Wrench Indoor unit tubing
Open-end wrench (fixed) Flare nut Connection pipe
Drain ...
Service Manual - Page 26
Drive two screws.
26 Multi type Air Conditioner Flaring Work and Connection of cover side left.
2. First, Check the side cover assembly exactly, Fix power cord in the bottom groove of Piping
s Panel Assembly(Art Cool Type only)
1. Assemble connecting lead wire with controller and first fix the upper part of panel front, then match the lower part of panel front
Panel Front Connector
3.
Service Manual - Page 28
... ONTO A WALL
HOW TO INSERT BATTERIES Remove the battery cover from the remote controller if the air conditioner is not going to the arrow direction. Re-attach the cover. • Slide it back into...8226; Slide the cover according to be used for some long time.
28 Multi type Air Conditioner Insert the two batteries. • Be sure that the (+) and (-) directions are correct. • Be...
Service Manual - Page 30
... to the terminals on the inside of Indoor Unit.
are the same as the fixture.
30 Multi type Air Conditioner Connecting the Cable between Indoor Unit and Outdoor Unit
Connecting the Cable between power source and the outdoor unit ... behind the front panel of the Outdoor Unit control cover. Main power source
Air Conditioner
Circuit Breaker Use a circuit breaker or time delay fuse.
Service Manual - Page 33
are the same as shown below. Model 36k
Power source
Fuse or breaker Capacity
1Ø, 230/208V
40A
Connect the cable to the outdoor unit connection.
• Ensure that the color of the wires of outdoor unit and the terminal No. Main power source
Air Conditioner
Circuit Breaker Use a circuit breaker or time delay...
Service Manual - Page 46
... Air Conditioner Indoor Fan Speed Control • High, Med, Low, CHAOS, JET COOL
Operation indication Lamps (LED)
On/Off Sleep Mode Timer Defrost Mode
Outdoor unit operation
: Lights up during the system operation. : Lights up during Sleep Mode Auto operation. : Lights up during Timer operation. : Lights up during Defrost Mode or
Hot Start operation.(Heat pump model...
Service Manual - Page 48
...
18
14
15
Flip-up door (opened)
Operation Mode
Cooling Operation
Auto Operation
Healthy Dehumidification Operation
Heating Operation
• Cooling Model( ), Heat Pump Model( )
1 START/STOP BUTTON Operation starts when this button is pressed and stops when the button is pressed again.
2....
16 AUTO CLEAN Used to set the desired horizontal airflow direction.
48 Multi type Air Conditioner
Service Manual - Page 74
... indoor unit capacity. Check the install condition for over load. 2.
Check the indoor unit capacity. 2. bination
• Check the combination table
❑ Check Point
1. Check the combination table. 5 In the tropical model case ➔ single cycle has no error for over capacity.
74 Multi type Air Conditioner Troubleshooting Guide
Error
code
Title
33 D-Pipe...
LG Knowledge Base Results
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Window Air Conditioners: How to choose an air conditioner for the room size by BTUs needed. - LG Consumer Knowledge Base
... square footage with low EER ratings. Air Conditioner has a bad smell Air Conditioner is measured in both rooms. Oversizing a Room Air Conditioners Undersizing a Room Air Conditioner A window AC that suggested by the chart. If ceilings are higher than that is located directly under average conditions, one , will reduce air conditioning by half. Area To Be Cooled... -
Fan runs but unit does not - LG Consumer Knowledge Base
...air conditioners during use a soft brush and clean thoroughly. Dehumidifier: Runs constantly How to the unit. To clean the coils use when unit is lower than the setting on and that supplies the air conditioning. Slide the air... use of the room must be cleaned every 30 days as needed. Do not allow to air dry before returning it to properly clean your dehumidifier... -
Window AC is Freezing up or Icing - LG Consumer Knowledge Base
... too cold. Trapped particles in over loading an air conditioner - Wash the filter using warm water below the air conditioning system could develop frost or ice build up into the air conditioner . When completely dry replace back into a coil icing problem. If the outdoor temperature is dripping water Air conditioner: Why does the unit run down the...
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