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 Bcaplan on September 19th, 2014
Heater Won't Start
Heater shows in defrost mode but the unit does not start
Current Answers
Answer #1: Posted by TommyKervz on September 21st, 2014 3:58 AM
TommyKervz
Member since:
January 10th, 2013 Points: 17,776,813
Member since:
January 10th, 2013 Points: 17,776,813
download the service manual below to troubleshoot your machen
Related LG LMN090HE Manual Pages
Service Manual - Page 1
... 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(...
Service Manual - Page 4
This symbol indicates special notes.
4 Multi type Air Conditioner NOTICE
This symbol alerts you to the risk of connected a indoor unit is up to 24k Btu/h
Symbols Used in this Manual
This symbol alerts you to hazards that could cause harm to the air conditioner. outdoor temp. 35°C(95°F)DB, 23.9°C(75°...
Service Manual - Page 6
...unit by yourself (customer).
• There is risk of fire or electric
damage furniture.
Be especially careful of fire, electric shock, explosion, or injury.
Take care to the product.
• If the base collapses, the air conditioner..., product failure, and personal injury.
Do not let the air conditioner run for a long time when the humidity is very high and a ...
Service Manual - Page 8
...
age after installation or repair of fire, electric shock, or product damage.
trostatic filter, if the unit is so equipped.) an Authorized Service Center.
• There is risk of physical injury, electric shock...risk of electric shock. age.
90°
8 Multi type Air Conditioner s Installation
CAUTION
Always check for a long time, dis-
ed operation. Turn the main power off the breaker....
Service Manual - Page 9
Corrosion, particularly on the product.
It is a consumer air conditioner, not a precision refrigeration system.
• There is risk of art, etc. Do not use...cool air for your health.
Do not install the product where it will be exposed to your neighbors.
Use a soft cloth to clean. Safety Precautions
Do not install the product where the noise or hot air from the outdoor unit ...
Service Manual - Page 10
...• A dirty filter reduces the efficiency of batteries in the remote control with clean water. Do not dispose of the air conditioner and could cause product malfunction or damage.
• There are sharp and moving parts that could cause • Be careful ...the batteries. Safety Precautions
Do not step on or put anyting on the product. (outdoor units)
Always insert the filter securely.
Service Manual - Page 14
...Total of innovation some specifications may be changed without notification.
14 Multi type Air Conditioner
A3UH363FA0(LMU360HE)
9,000~36,000 2637~10,550 2267~9071 9,000~36,...Capacities are Net Capacities. 3. 5 : See the page "Combination Table" 4. of Connectable Indoor Units
Compressor
Type
(Constant)
Model
Motor Type
Quantity
Ea
Motor Input
W
Oil Charge
cc
Oil Type
Capacitor...
Service Manual - Page 16
... other obstacles. 6. Select a place so that the spaces indicated by arrows from the air conditioner do not disturb neighbors. Use a stud finder to locate studs to the wall. Select a place where there are adequate for the unit location. Take the air conditioner weight into account and select a place where noise and vibration are minimum. 5.
If...
Service Manual - Page 18
...
105
59
105
SE
65
110
85
110
D
Installation plate
B
C
Ø70mm
Left rear piping
A Ø70mm
Right rear piping
18 Multi type Air Conditioner If mounting the unit on the wall with type "A" screws. Measure the wall and mark the centerline.
Drilling the hole through the walls typically. It is also important...
Service Manual - Page 20
...depth of piercing rear surface)
2. Horizontality
INSTALLATION GUIDE MAP
Indoor
WALL
Outdoor
5-7mm (0.2~0.3")
20 Multi type Air Conditioner
INSTAIIATION GUIDE MAP
3.
Drill the piercing part for hanging product)
10mm
INSTALLATION GU
9.
Drive the fore... Sticking the installation guide map and fixing Indoor unit
1. Plastic anchors
Plastic anchors
4. INSTALLATION GUIDE MAP
7.
Service Manual - Page 22
... 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 Tape the tubing, drain hose, and the connecting cable. Prepare the indoor unit's piping and drain hose for easy connection later...
Service Manual - Page 24
... connection later.
4. When extending the drain hose at the top 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 hose
Indoor...
Service Manual - Page 26
Assemble connecting lead wire with controller and first fix the upper part of panel front, then match the lower part of cover side left.
2. First, Check the side cover assembly exactly, Fix power cord in the bottom groove of panel front
Panel Front Connector
3. Drive two screws.
26 Multi type Air Conditioner Flaring Work and Connection of Piping
s Panel Assembly(Art Cool Type only)
1.
Service Manual - Page 28
...CONTROL PREPARATION(OPTIONAL)
HOW TO MOUNT 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.
Insert the two batteries. • Be sure that the (+) and (-) directions are correct... remote controller. • Slide the cover according to be used for some long time.
28 Multi type Air Conditioner
Service Manual - Page 39
..., secure the unit with a nail or wire assuming the influence of the gas side service valve. 2. Do not use rechargeable
batteries. • Remove the batteries from the remote controller if the sys- Refrigerant
Outside ambient TEMP. Check that all tubing and wiring have been properly connected.
2. Otherwise, the air conditioner should not be...
Service Manual - Page 40
... automatically set by the remote control is received, the intake air temperature is
detected and the setting temp is
off when timer mode is completed or canceled
Defrost Indicator • Off except when hot start to the intake air temperature.
26°C(78.8°F) ≤ Intake Air Temp
➲ 25°C(77°F)
24°C(75...
Service Manual - Page 42
...;F)
Compressor OFF Temp
➲ Setting Temp+0.5°C(32.9°F)
• At the beginning of Fuzzy mode operation, the setting temperature is automatically selected according to the setting temperature selected by Fuzzy rule, when the intake air temp is 0.5°C(32.9°F) or more above the setting temp, the
compressor is turned on...
Service Manual - Page 46
.... 3 minutes. Starting Current Control • Indoor fan is inhibited for 5 sec at 28°C(82.4°F).
46 Multi type Air Conditioner Sleep Mode Auto Control •... 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...
Service Manual - Page 48
... check the room temperature.
13 PLASMA(OPTIONAL) Used to start or stop the plasma-purification function.
14 RESET BUTTON Initialize remote controller.
15 2nd F Button Used prior to using modes printed in blue at the bottom of buttons.
16 AUTO CLEAN Used to set the desired horizontal airflow direction.
48 Multi type Air Conditioner
LG Knowledge Base Results
We have determined that the information below may contain an answer to this question. If you find an answer, please remember to return to this page and add it here using the "I KNOW THE ANSWER!" button above. It's that easy to earn points!-
Window AC Motor runs but not blowing - LG Consumer Knowledge Base
... defrost and try running the cooling coil may have frost or ice, allow to the wall unit; Turn the unit to fan only mode, place on highest setting. if the fan does not cycle on the plug or wall outlet in engaged. Article ID: 6289 Views: 1085 Air Conditioner: Noise during operation Air conditioner: Why does the unit... -
Air conditioner: Why does the unit run constantly? - LG Consumer Knowledge Base
... not set too low. Depending on the enviroment the temperture may not be unable to sense the room temperature accurately, causing the unit to choose an air conditioner for the room? Make sure the temperature setting is dripping water If you know the room's square footage and are in operation. Is... -
LG Room / Window AC General FAQ - LG Consumer Knowledge Base
... a fine mist by a dedicated circuit breaker. However, as an integral part of the Cool Mode. For additional information please see if the unit needs to begin to run again to start to run Window AC Cycles on my air conditioner? 21. Check the control panel to poor wall or window construction. If this timeframe. The...
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