LG Wall Mounted Air Conditioner Installation Manual Download

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Air Conditioner

Air Conditioner Installation Manual

CONTENTS

Safety Precautions

............................4

Introduction

........................................7

Symbols used in this Manual..........7

Installation

..........................................8

Installation Parts ..............................8

Installation Tools...............................8

Installation Map................................9

Select the best Location ..............10

Fixing Installation Plate .................11

Drill a Hole in the Wall...................11

Flaring Work...................................12

Connecting the Piping...................13

Connecting the Cables..................19

Checking the Drainage .................22

Forming the Piping ........................23

Air Purging .....................................24

Test Running..................................26

Installation guide at the seaside ...28

Piping Length and Elevation.........29

❏

Some pieces of type "A" screws

❏

Connecting cable

❏

Installation guide map

❏

Pipes: Gas side

Liquid side

❏

Insulation materials

❏

Additional drain pipe
(Outer diameter ..............15.5mm)

❏

Some pieces of type "B" screws

❏

Some pieces of type "C" screws

❏

Level gauge

❏

Screw driver

❏

Electric drill

❏

Hole core drill(ø70mm)

❏

Horizontal meter

❏

Flaring tool set

❏

Specified torque wrenches
1.8kg.m, 4.2kg.m, 5.5kg.m,
6.6kg.m
(different depending on model No.)

❏

Spanner ........................Half union

❏

A glass of water

❏

Hexagonal wrench(4mm)

❏

Gas-leak detector

❏

Vacuum pump

❏

Gauge manifold

❏

Owner's manual

❏

Thermometer

❏

Remote controller holder

Installation

Requirements

Required Parts

Required Tools

Summary of Contents for Wall Mounted Air Conditioner

Page 1: ...n manual completely before installing the product Installation work must be performed in accordance with the national wiring standards by authorized personnel only Please retain this installation manual for future reference after reading it thoroughly TYPE WALL MOUNTED FRANÇAIS ESPAÑOL ENGLISH ...

Page 2: ...he seaside 28 Piping Length and Elevation 29 Some pieces of type A screws Connecting cable Installation guide map Pipes Gas side Liquid side Insulation materials Additional drain pipe Outer diameter 15 5mm Some pieces of type B screws Some pieces of type C screws Level gauge Screw driver Electric drill Hole core drill ø70mm Horizontal meter Flaring tool set Specified torque wrenches 1 8kg m 4 2kg ...

Page 3: ...onditioner can cut your finger When installing in a wall Make sure the wall is strong enough to hold the unit s weight It may be necessary to construct a strong wood or metal frame to provide added support in a room Properly insulate any tubing run inside a room to prevent sweating that can cause dripping and water damage to wall and floors in moist or uneven locatinons Use a raised concrete pad o...

Page 4: ...se a power cord a plug or a loose socket which is damaged Otherwise it may cause a fire or electrical shock For installation of the product always contact the service center or a professional installation agency Otherwise it may cause a fire electrical shock explosion or injury Securely attach the electrical cover to indoor and pipe cover to outdoor unit If the electrical part cover to indoor unit...

Page 5: ...and may cause injury Do not share the outlet with other appliances It will cause an electric shock or a fire due to heat generation Do not use the damaged power cord Otherwise it may cause a fire or electrical shock Do not modify or extend the power cord randomly Otherwise it may cause a fire or electrical shock Take care so that the power cord may not be pulled during operation Otherwise it may c...

Page 6: ...p level parallel in installing the product Otherwise it may cause vibration or water leakage Avoid excessive cooling and perform ventilation sometimes Otherwise it may do harm to your health Use a soft cloth to clean Do not use wax thinner or a strong detergent The appearance of the air conditioner may deteriorate change color or develop surface flaws Do not use an appliance for special purposes s...

Page 7: ...ferent according to the type of model Introduction This symbol alerts you to the risk of electric shock This symbol alerts you to hazards that may cause harm to the air conditioner This symbol indicates special notes NOTICE Introduction Symbols used in this Manual ...

Page 8: ...lder Installation plate Figure Figure Name Screw driver Electric drill Measuring tape Knife Hole core drill Spanner Torque wrench Multi meter Hexagonal wrench Ammeter Gas leak detector Thermometer Level Flaring tool set Name Installation Installation Parts Installation Tools Installation Read carefully and then follow step by step ...

Page 9: ...our water into the heat exchanger Saddle Gas side piping Optional Parts Liquid side piping Optional Parts Additional drain pipe Vinyl tape Narrow Drain Hose Installation plate Sleeve Bushing Sleeve Putty Gum Type Sealant Bend the pipe as closely on the wall as possible but be careful that it doesn t break You should purchase the installation parts NOTICE The feature can be changed according a type...

Page 10: ...More than 2 4m 8ft More than 10cm 3 9in Install the indoor unit on the wall where the height from the floor is more than 2 4m 8ft Outdoor unit 1 If an awning is built over the unit to prevent direct sunlight or rain exposure make sure that heat radiation from the condenser is not restricted 2 Ensure that the space around the back and sides is more than 30cm 11 8in The space in front of the unit sh...

Page 11: ...llation plate Routing of the wiring to power outlets is through the walls typically Drilling the hole through the wall for piping connections must be done safely Fixing Installation Plate Installation Plate Chassis Hook Type A Screws Ø70 2 76 133 5 2 95 3 7 Right rear piping Left rear piping Installation Plate Place a level on raised tab Unit Outline 217 8 5 175 6 9 Unit mm inch 442 17 4 442 17 4 ...

Page 12: ...t the end of the copper tube pipe in a downward direction while removing burrs location is also changed in order to avoid dropping burrs into the tubing Putting nut on Remove flare nuts attached to indoor and outdoor unit then put them on pipe tube having completed burr removal not possible to put them on after finishing flare work Flaring work 1 Firmly hold copper pipe in a bar with the dimension...

Page 13: ...om of the indoor unit 2 Remove the chassis cover from the unit by loosing 2 screws 3 Pull back the tubing holder 4 Remove pipe port cover and positioning the tubing Inclined Inside is shiny without scratches Smooth all round Even length all round Surface damaged Cracked Uneven thickness Improper flaring Connecting the Piping Chassis cover Right Indoor unit back side view Tubing holder Backwards Le...

Page 14: ...ion For right piping Follow the instruction below Good case Press on the tubing cover and unfold the tubing to downward slowly And then bend to the left side slowly Bad case Following bending case from right to left directly may cause damage to the tubing ...

Page 15: ... the chassis and mount between the chassis and installation plate in order to separate the bottom side of the indoor unit from the wall 1 Insert the connecting cable through the bottom side of indoor unit and connect the cable You can see detail contents in Connecting the cables section 2 Secure the cable onto the control board with the cable retainer Left side piping Right side piping Piping Tubi...

Page 16: ...ivalent is recommended Connecting the installation pipe and drain hose to the indoor unit 1 Align the center of the pipes and sufficiently tighten the flare nut by hand 2 Tighten the flare nut with a wrench 3 When needed to extend the drain hose of indoor unit assemble the drain pipe as shown on the drawing Connecting pipe Connecting cable conduit Tape Drain hose Indoor unit tubing Flare nut Pipes...

Page 17: ...n the installation plate by moving it left and right 3 Press the lower left and right sides of the unit against the installation plate until the hooks engage into their slots clicking sound 4 Finish the assembly by screwing the unit to the installation plate by using two pieces of type C screws And assemble a chassis cover Insulation material Vinyl tape narrow Connection pipe Connecting cable Viny...

Page 18: ...h ensure the direction for tightening follows the arrow on the wrench Outdoor unit Gas side piping Bigger diameter Liquid side piping Smaller diameter Torque wrench Outdoor unit 1 Remove the tubing cover from the unit by loosening the screw Tubing cover mm inch kgf m lbf ft Ø6 35 1 4 1 8 2 5 13 18 Ø9 52 3 8 3 4 4 2 24 6 30 4 Ø12 7 1 2 5 5 6 6 39 8 47 7 Ø15 88 5 8 6 3 8 2 45 6 59 3 Ø19 05 3 4 9 9 1...

Page 19: ...iring diagram Provide a circuit breaker between power source and the outdoor unit as shown below The power cord connected to the outdoor unit should be complied with the following specifications UL recognized or CAS certified The power connecting cable connected to the indoor and outdoor unit should be complied with the following specifications UL recognized or CAS certified Air Conditioner Main p...

Page 20: ...ver Over 5mm 0 2 1 Separately wire power supply cord and connecting cable 2 Use heat proof electrical wiring capable of withstanding temperature up to 75 C 167 F 3 Use outdoor and waterproof connection cable rated more than 300V for the connection between indoor and outdoor unit For example Type SJO WA Be sure to comply with local codes while running the wire from the indoor unit to the outdoor un...

Page 21: ...note the relation between cable length and thickness 7 Always install an earth leakage circuit breaker in a wet or moist area 8 The following would be caused by voltage drop Vibration of a magnetic switch which will damage the contact point fuse breaking disturbance of the normal function of the overload 9 The means for disconnection from a power supply shall be incorporated in the fixed wiring an...

Page 22: ...leakage and goes out the drain exit Drain piping 1 The drain hose should point downward for easy drain flow 2 Do not make drain piping like the following Drain pan Drain hose Leakage checking Connecting area drain hose Leakage checking Downward slope Do not raise Accumulated drain water Tip of drain hose dipped in water Air Waving Water leakage Water leakage Ditch Less than 50mm gap Water leakage ...

Page 23: ...t is installed above the Indoor unit perform the following 1 Tape the piping and connecting cable from down to up 2 Secure the taped piping along the exterior wall Form a trap to prevent water entering the room 3 Fix the piping onto the wall using saddle or equivalent Trap is required to prevent water from entering into electrical parts Taping Saddle Drain hose Pipings Connecting cable Conduit Sea...

Page 24: ...uges and dry nitrogen gas cylinder to this service port with charge hoses Be sure to use a manifold valve for air purging If it is not available use a stop valve for this purpose The knob of the 3 way valve must always be kept close Pressurize the system to not more than 150 P S I G with dry nitrogen gas and close the cylinder valve when the gauge reading reaches 150 P S I G Next test for leaks wi...

Page 25: ...the Job 1 With a service valve wrench turn the valve of liquid side counter clockwise to fully open the valve 2 Turn the valve of gas side counter clockwise to fully open the valve 3 Loosen the charge hose connected to the gas side service port slightly to release the pressure then remove the hose 4 Replace the flare nut and its bonnet on the gas side service port and fasten the flare nut securely...

Page 26: ... 1 Remove the battery cover by pulling it according to the arrow direction 2 Insert new batteries making sure that the and of battery are installed correctly 3 Reattach the cover by pushing it back into position Use 2 AAA 1 5volt batteries Do not use rechargeable batteries Remove the batteries from the remote controller if the system is not used for a long time NOTICE Test Running ...

Page 27: ...he gas side valve and then quickly turn off the unit Now Pump Down procedure is completed and all refrigerant is collected into the outdoor unit Settlement of outdoor unit 1 Fix the outdoor unit with a bolt and nut ø10mm tightly and horizontally on a concrete or rigid mount 2 When installing on the wall roof or rooftop anchor the mounting base securely with a nail or wire assuming the influence of...

Page 28: ... line in the seaside installation please contact LG Electronics for the additional anticorrosion treatment 2 Periodic more than once year cleaning of the dust or salt particles stuck on the heat exchanger by using water Selecting the location Outdoor Unit 1 If the outdoor unit is to be installed close to the seaside then direct exposure to the sea wind should be avoided Install the outdoor unit on...

Page 29: ...ngth A m ft Min Length A m ft Additional Refrigerant g m after 12 5 m Max Elevation B m ft Standard Length m ft Outdoor unit Indoor unit A B Outdoor unit Indoor unit A B Capacity is based on standard length and maximum allowable length is on the basis of reliability Additional refrigerant must be charged after 12 5m 41ft there is no need to charge till 12 5m 41ft based on reliability ...

Page 30: ...30 Air Conditioner ...

Page 31: ...egister your product Online LGEUS LG Electronics Air conditioning Division 1000 Sylvan Ave Englewood Cliffs NJ 07632 LGECI LG Electronics Canada Inc 550 Matheson Blvd East Mississauga Ontario L4Z 4G3 After reading this manual keep it in a place easily accessible to the user for future reference ...

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LG Wall Mounted Air Conditioner, Installation Manual

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