LG LMU240HE Support Question
LG LMU240HE Support Question
Find answers below for this question about LG LMU240HE.Need a LG LMU240HE manual? We have 1 online manual for this item!
Question posted by cpateman on July 4th, 2014
Where Can I Purchase
I am looking to purchase this unit for replacement and been told it has been discontinued?
Current Answers
Answer #1: Posted by TechSupport101 on July 4th, 2014 6:25 AM
TechSupport101
Member since:
May 24th, 2013 Points: 12,171,305
Member since:
May 24th, 2013 Points: 12,171,305
Hi. The model has sadly been discontinued and thus unavailable for purchase at all.
Related LG LMU240HE Manual Pages
Service Manual - Page 1
...www.lgservice.com
LG
Multi Type Air Conditioner
SERVICE MANUAL
MODEL
• Indoor Unit:
Room Type
AMNH093D4A0(LMN090HE) AMNH123DEA0 (LMN120HE) AMNC093D4A0(LMN090CE) AMNC123DEA0 (LMN120CE)
Art Cool Type
AMNH093APM0(LMAN090HNS) AMNH123APM0(LMAN120HNS) AMNC093APM0(LMAN090CNS) AMNC123APM0(LMAN120CNS)
• Outdoor Unit: A2UH243FA0(LMU240HE) A2UC243FA0 (LMU240CE)
LG
CAUTION
• BEFORE...
Service Manual - Page 2
... Cycle Diagram ...64 Self-diagnosis Function ...65 Cycle Troubleshooting Guide...66 Electronic Parts Troubleshooting Guide 67 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
...80.1°F)DB, 19.4°C(66.9°F)WB;
NOTICE
This symbol alerts you to the air conditioner. Model Number Nomenclature
Combination table
Operation 1 Unit 2 Unit
Combination of Indoor Unit(kBtu/h)
Cooling
Each Capacity
Total Capacity
Unit-A
Unit-B
Total UNIT-A(Btu/h) UNIT-B(Btu/h) Btu/h
kW
9
9
9000
-
9000
2637
12
12
12000
-
12000
3516
9
9
18
9000
9000
18000...
Service Manual - Page 6
... or electric
damage furniture.
Take care to the product.
• If the base collapses, the air conditioner could fall with age.
• It may condense and wet or • There is risk of...risk of fire, electric shock, explosion, or injury.
Do not install, remove, or reinstall the unit by yourself (customer).
• There is risk of fire or electric shock. Be cautious when unpacking...
Service Manual - Page 8
...during operation. (Do not touch the elec- (flooded or submerged), contact not enter the product.
age.
trostatic filter, if the unit is so equipped.) an Authorized Service Center.
• There is risk of physical injury, electric shock, or product failure.
•... time, dis- water is risk of fire, electric shock, or product damage. age.
90°
8 Multi type Air Conditioner
Service Manual - Page 9
...the product for special purposes, such as preserving foods, works of the product when removing the air filter.
It is a consumer air conditioner, not a precision refrigeration system.
• There is risk of property.
Do not touch the... install the product where the noise or hot air from the outdoor unit could damage the neighborhoods.
• It may cause a problem for your health.
Service Manual - Page 10
injury. Replace the all batteries in batteries could cause burns or other objects through the air inlet or outlet while the product is operated.
• There is not sanitary and could cause personal injury.
Do not mix old and new batteries or different types of batteries.
• There is risk of the air conditioner and...
Service Manual - Page 14
... 3. # : See the page "Combination Table" 4. Installation
Indoor Unit~Outdoor Unit
m
Height Difference
Indoor Unit~Indoor Unit
m
Packing Dimension W*H*D
inch(mm)
Testing Combinations
Stuffing Quantity
20/40ft... of innovation some specifications may be changed without notification.
14 Multi type Air Conditioner
A2UH243FA0(LMU240HE)
9,000~24,000 2637~7033 2267~6037
9,000~24,000 2637~...
Service Manual - Page 16
... than 20cm (7.9 inch)
more than 70cm (27.6 inch)
16 Multi type Air Conditioner
sary damage to level the unit. Take the air conditioner weight into account and select a place where noise and vibration are adequate for the unit location. Rooftop Installations: If the outdoor unit is installed on the wall where the height from the wall,
ceiling...
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. Drilling the hole through the wall for piping connections must be strong and solid enough to power outlets...
Service Manual - Page 20
...INSTAIIATION GUIDE MAP
3.
Hang the hole of the upper parts by adhesive tape. Look at the upper screws.
(In this page when making a hole in the...
INSTALLATION GUIDE MAP
Indoor
WALL
Outdoor
5-7mm (0.2~0.3")
20 Multi type Air Conditioner Drill the piercing part for hanging product)
10mm
INSTALLATION GU
9....unit
1.
In case of product with light power. INSTALLATION GUIDE MAP
7.
Service Manual - Page 22
...retainer(see the illustration by . 2. Insert the connecting cable into the indoor unit from the outdoor unit through the wall.
2. Inclined Surface Cracked Uneven
damaged
thickness
For right rear ...
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 Replace only the plastic ...
Service Manual - Page 24
... 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 unit drain hose Adhesive Vinyl tape (narrow) Indoor unit installation • Hang the indoor unit from the wall. Align the center of Piping...
Service Manual - Page 30
... the terminal No. are the same as the fixture.
30 Multi type Air Conditioner
Connect the cable to the indoor unit by connecting the wires to the terminals on the inside of Indoor Unit.
Main power source
Air Conditioner
Circuit Breaker Use a circuit breaker or time delay fuse. When installing, refer to color codes by using...
Service Manual - Page 32
...unit not to have strain at the terminal when the connection cable is tightly connected. High voltage Strand wire
Round terminal
Strip 10mm(3/8")
Loosening the terminal block screw
Low voltage
Fastening the wire tightly
Connecting cable
32 Multi type Air Conditioner... a round terminal. (4) Position the round terminal wire, and replace and tighten the terminal screw using a screwdriver.
Service Manual - Page 33
... the color of the wires of outdoor unit and the terminal No.
Connect the wires to the indoor unit
1.
Connecting cable
2. Connecting the Cable between Indoor Unit and Outdoor Unit
CAUTION: Provide a circuit breaker between power source and the unit as those of indoor unit respectively. Main power source
Air Conditioner
Circuit Breaker Use a circuit breaker or time...
Service Manual - Page 34
... raise
Accumulated drain water
Air
Water leakage
Water leakage
Waving
Tip of the
indoor unit without any leakage and goes... out the drain exit.
The drain hose should point downward for easy drain flow.
2. Ensure the water flows through the drain hose of drain hose dipped in water
Water leakage
Ditch
Less than 50mm gap
34 Multi type Air Conditioner...
Service Manual - Page 36
...unit
Indoor unit
Manifold valve Pressure
Lo Hi
gauge
Charge hose
NOTICE : Leakage test shoud be kept closed at the nitrogen cylinder. Air Purging and Evacuation
Air Purging and Evacuation
Air and moisture remaining in vertical standing position)
36 Multi type Air Conditioner... gas side tubes) between the indoor and outdoor units have undesirable effects as indicated below. 1. Moisture in...
Service Manual - Page 58
A2UH243FA0(LMU240HE)
2. Art Cool Type Indoor Unit
3. A2UC243FA0(LMU240CE)
58 Multi type Air Conditioner Outdoor Unit 1. Schematic Diagram
Wiring Diagram
1. Room Type Indoor Unit -S4/SE chassis
2.
Service Manual - Page 64
Troubleshooting Guide
Troubleshooting Guide
Refrigeration Cycle Diagram
1. Comp
(GK141K)
LEV-B
LEV-A LEV 15RC
strainer
2. A2UH243FA0(LMU240HE)
Ø 9.52
strainer
R/Valve 5220AR3228E
S/W
Eva. Sensor
Air Sensor
A-Room B-Room
Eva. Comp
(GK094K)
Cons.
Sensor
Ø 6.35
Acc. C/V2
C/V1
Th2
Th1
Cons. A2UC243FA0 (LMU240CE)
Air Sensor
Sensor
64 Multi type Air Conditioner
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... look for energy consumption by WATTS. Features to be mounted in a window or through a filter, cool and dehumidify it will save energy and money. British thermal unit (BTU or Btu) is a measure of the appliances given ENERGY STAR ratings. Energy Efficiency Ratio (EER ) Seasonal Energy Efficiency Ratio (SEER) is a traditional unit of a central air conditioner...
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