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Safety Precautions Read Safety Precautions Before Installation Incorrect installation due to ignoring instructions can cause serious damage or injury. The seriousness of potential damage or injuries is classified as either a WARNING or CAUTION. This symbol indicates that ignoring instructions may cause death or serious injury.
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WARNING 6. For all electrical work, follow all local and national wiring standards, regulations, and the Installation Manual. You must use an independent circuit and single outlet to supply power. Do not connect other appliances to the same outlet. Insufficient electrical capacity or defects in electrical work can cause electrical shock or fire.
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Accessories The air conditioning system comes with the following accessories. Use all of the installation parts and accessories to install the air conditioner. Improper installation may result in water leakage, electrical shock and fire, or cause the equipment to fail. Name Shape Quantity...
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Name Shape Quantity INVERTER SPLIT-TYPE ROOM AIR CONDITIONER Owner’s Manual Aurora Series All Model Numbers Owner’s manual CS78421-548-754 IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit. Make sure to save this manual for future reference.
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Unit Parts Wall Mounting Plate Power Cable (Some Units) Front Panel Louver Drainage Pipe Air filter (pull it out) Signal Cable Refrigerant Piping Remote Control (Some Units) Remote Holder Outdoor Unit Power Cable (Some Units) Fig.3.1 NOTE ON ILLUSTRATIONS Illustrations in this manual are for explanatory purposes. The actual shape of your indoor unit may be slightly different.
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Indoor Unit Installation DO NOT install unit in the following Installation Instructions – Indoor locations: Unit Near any source of heat, steam, or combustible gas PRIOR TO INSTALLATION Near flammable items such as curtains or Before installing the indoor unit, refer to the clothing label on the product box to make sure that the model number of the indoor unit matches the...
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Refer to the following diagram to ensure proper distance from walls and ceiling: 15cm (5.9in) or more 12cm (4.75in) 12cm (4.75in) or more or more 2.3m (90.55in) or more Fig. 4.1 Step 2: Attach mounting plate to wall Step 3: Drill wall hole for connective piping The mounting plate is the device on which you You must drill a hole in the wall for refrigerant will mount the indoor unit.
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717mm(28.2in) Wall 412mm(16.2in) 128mm(5.0in) 237mm(9.3in) Indoor Outdoor Indoor unit outline Left rear wall Right rear wall hole 65mm (2.5in) hole 65mm (2.5in) 137mm(5.4in) 117mm(4.6in) 107mm(4.2in) 39mm (1.5in) Model A 805mm(31.7in) 427.9mm(16.8in) 163mm(6.5in) 224.6mm(8.8in) Indoor unit outline Fig.3.2 Fig. 4.2 Left rear wall Right rear wall hole 65mm (2.5in) hole 65mm (2.5in)
Step 4: Prepare refrigerant piping If refrigerant piping is already embedded in The refrigerant piping is inside an insulating the wall, do the following: sleeve attached to the back of the unit. You must Step 1:Hook the indoor unit on the mounting prepare the piping before passing it through the plate: hole in the wall.
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Step 3. Connect drain hose and refrigerant piping (refer to Refrigerant Piping Connection section of this manual for instructions). Step 4. Keep pipe connection point exposed to perform the leak test (refer to Electrical Checks and Leak Checks section of this manual). Step 5.
PLUG THE UNUSED DRAIN HOLE 4. Connect the indoor unit’s refrigerant piping To prevent unwanted leaks you must plug to the connective piping that will join the the unused drain hole with the rubber plug indoor and outdoor units. Refer to the provided.
BEFORE PERFORMING Step 6: Connect signal cable ELECTRICAL WORK, READ The signal cable enables communication between the indoor and outdoor units. You must first THESE REGULATIONS choose the right cable size before preparing it for 1. All wiring must comply with local and connection.
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TAKE NOTE OF FUSE SPECIFICATIONS WARNING The air conditioner’s circuit board (PCB) is designed with a fuse to provide overcurrent ALL WIRING MUST PERFORMED STRICTLY protection. The specifications of the fuse IN ACCORDANCE WITH THE WIRING are printed on the circuit board, such as: DIAGRAM LOCATED ON THE INSIDE OF THE T3.15A/250VAC, T5A/250VAC, etc.
6. Feed the signal wire through this slot, from DO NOT INTERTWINE SIGNAL CABLE WITH the back of the unit to the front. OTHER WIRES 7. Facing the front of the unit, match the wire While bundling these items together, do not colors with the labels on the terminal block, intertwine or cross the signal cable with any connect the u-lug and and firmly screw each...
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Outdoor Unit Installation Installation Instructions – Outdoor Unit Step 1: Select installation location Before installing the outdoor unit, you must choose an appropriate location. The following are standards that will help you choose an appropriate location for the unit. Proper installation locations meet the following standards: ...
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If the drain joint comes with a rubber seal SPECIAL CONSIDERATIONS FOR EXTREME (see Fig. 5.4 - A), do the following: WEATHER 1. Fit the rubber seal on the end of the drain joint If the unit is exposed to heavy wind: that will connect to the outdoor unit.
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Step 3: Anchor outdoor unit The outdoor unit can be anchored to the ground or to a wall-mounted bracket. UNIT MOUNTING DIMENSIONS Air inlet The following is a list of different Air inlet outdoor unit sizes and the distance between their mounting feet. Prepare the installation base of the Air outlet unit according to the dimensions...
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If you will install the unit on a wall-mounted BEFORE PERFORMING bracket, do the following: ELECTRICAL WORK, READ THESE REGULATIONS CAUTION 1. All wiring must comply with local and national electrical codes, and must be Before installing a wall-mounted unit, make installed by a licensed electrician.
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PAY ATTENTION TO LIVE WIRE WARNING While crimping wires, make sure you clearly BEFORE PERFORMING ANY ELECTRICAL distinguish the Live (“L”) Wire from other wires. OR WIRING WORK, TURN OFF THE MAIN POWER TO THE SYSTEM. WARNING 1. Prepare the cable for connection: ALL WIRING MUST PERFORMED STRICTLY USE THE RIGHT CABLE IN ACCORDANCE WITH THE WIRING...
Refrigerant Piping Connection Note on Pipe Length The length of refrigerant piping will affect the performance and energy efficiency of the unit. Nominal efficiency is tested on units with a pipe length of 5 meters (16.5ft). Refer to the table below for specifications on the maximum length and drop height of piping. Maximum Length and Drop Height of Refrigerant Piping per Unit Model Model Capacity (BTU/h)
DO NOT DEFORM PIPE WHILE CUTTING Flare nut Be extra careful not to damage, dent, or deform the pipe while cutting. This will drastically reduce the heating efficiency of the unit. Copper pipe Step 2: Remove burrs Burrs can affect the air-tight seal of refrigerant piping connection.
6. Place flaring tool onto the form. Instructions for Connecting Piping to 7. Turn the handle of the flaring tool clockwise Indoor Unit until the pipe is fully flared. 1. Align the center of the two pipes that you will 8.
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Instructions for Connecting Piping to USE SPANNER TO GRIP MAIN Outdoor Unit BODY OF VALVE Torque from tightening the flare nut can snap 1. Unscrew the cover from the packed valve on off other parts of valve. the side of the outdoor unit. (See Fig. 6.9) Valve cover Fig.
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Air Evacuation Preparations and Precautions Evacuation Instructions Air and foreign matter in the refrigerant circuit Before using the manifold gauge and vacuum can cause abnormal rises in pressure, which pump, read their operation manuals to familiarize can damage the air conditioner, reduce its yourself with how to use them properly.
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Open the Low Pressure side of the manifold gauge. Keep the High Pressure side closed. Flare nut Turn on the vacuum pump to evacuate the system. Run the vacuum for at least 15 minutes, or until the Compound Meter reads -76cmHG (-10 Pa).
Electrical and Gas Leak Checks WARNING – RISK OF Electrical Safety Checks ELECTRIC SHOCK After installation, confirm that all electrical wiring ALL WIRING MUST COMPLY WITH LOCAL is installed in accordance with local and national AND NATIONAL ELECTRICAL CODES, regulations, and according to the Installation AND MUST BE INSTALLED BY A LICENSED Manual.
Test Run Before Test Run List of Checks to Perform PASS/FAIL No electrical leakage Only perform test run after you have completed the following steps: Unit is properly grounded • Electrical Safety Checks – Confirm that the unit’s electrical system is safe and All electrical terminals operating properly properly covered...
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DOUBLE-CHECK PIPE CONNECTIONS During operation, the pressure of the refrigerant circuit will increase. This may reveal leaks that were not present during your initial leak check. Take time during the Test Manual control button Run to double-check that all refrigerant pipe connection points do not have leaks.
European Disposal Guidelines This appliance contains refrigerant and other potentially hazardous materials. When disposing of this appliance, the law requires special collection and treatment. Do not dispose of this product as household waste or unsorted municipal waste. When disposing of this appliance, you have the following options: •...