Table of Contents Safety Precautions ................04 Owner’s Manual Unit Specifications and Features ............08 1. Indoor unit display................................08 2. Operating temperature..............................09 3. Other features ..................................10 Care and Maintenance ..............11 Troubleshooting ................13...
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Installation Manual Accessories ...................16 Installation Summary ................17 Unit Parts .....................18 Indoor Unit Installation ...............20 1. Select installation location..............................20 2. Hang indoor unit..................................22 3. Drill wall hole for connective piping..........................24 4. Connect drain hose...................................25 Outdoor Unit Installation................ 1. Select installation location..............................27 2.
Safety Precautions Read Safety Precautions Before Operation and 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. CAUTION WARNING This symbol indicates the possibility of This symbol indicates the property damage or serious consequences.
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CLEANING AND MAINTENANCE WARNINGS Turn o the device and disconnect the power before cleaning. Failure to do so can cause • electrical shock. Do not clean the air conditioner with excessive amounts of water. • Do not clean the air conditioner with combustible cleaning agents. Combustible cleaning agents •...
WARNINGS FOR PRODUCT INSTALLATION 1. Installation must be performed by an authorized dealer or specialist. Defective installation can cause water leakage, electrical shock, or fire. 2. Installation must be performed according to the installation instructions. Improper installation can cause water leakage, electrical shock, or fire. 3.
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WARNING for Using R-32 Refrigerant When ammable refrigerant are employed, appliance shall be stored in a well -ventilated area where the room size corresponds to the room area as specifiec for operation. For R-32 frigerant models: Appliance shall be installed, operated and stored in a room with a oor area larger than X m²...
Unit Specifications and Features Indoor unit display NOTE: Di erent models have di erent display panel. Not all the indicators describing below are available for the air conditioner you purchased. Please check the indoor display panel of the unit you purchased. Illustrations in this manual are for explanatory purposes.
Operating temperature When your air conditioner is used outside of the following temperature ranges, certain safety protection features may activate and cause the unit to disable. Inverter Split Type FOR OUTDOOR UNITS COOL mode HEAT mode DRY mode WITH AUXILIARY ELECTRIC HEATER 16°C - 32°C 0°C - 30°C...
Other features Default Setting Louver Angle Memory Function (some models) When the air conditioner restarts after a power Some models are designed with a louver angle failure, it will default to the factory settings memory function. When the unit restarts after a (AUTO mode, AUTO fan, 24°C).
Care and Maintenance If using water, the inlet side If using a vacuum cleaner, the inlet Cleaning Your Indoor Unit should face down and away side should face the vacuum. from the water stream. BEFORE CLEANING OR MAINTENANCE ALWAYS TURN OFF YOUR AIR CONDITIONER SYSTEM AND DISCONNECT ITS POWER SUPPLY BEFORE CLEANING OR MAINTENANCE.
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Maintenance – Long Periods of Non-Use If you plan not to use your air conditioner for an extended period of time, do the following: Turn on FAN function until Clean all lters unit dries out completely Turn o the unit and Remove batteries disconnect the power from remote control...
Troubleshooting SAFETY PRECAUTIONS If any of the following conditions occurs, turn o your unit immediately! The power cord is damaged or abnormally warm • You smell a burning odor • The unit emits loud or abnormal sounds • A power fuse blows or the circuit breaker frequently trips •...
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Issue Possible Causes The outdoor unit The unit will make di erent sounds based on its current operating mode. makes noises Dust is emitted from The unit may accumulate dust during extended periods of non-use, which will be either the indoor or emitted when the unit is turned on.
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Problem Possible Causes Solution Wait for the power to be restored Power failure The power is turned o Turn on the power The fuse is burned out Replace the fuse The unit is not working Replace batteries Remote control batteries are dead The Unit’...
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 re, or cause the equipment to fail. The items are not included with the air conditioner must be purchased separately.
Installation Summary Install the indoor unit Install the drainpipe Install the outdoor unit Evacuate the refrigeration Connect the wires Connect the refrigerant system pipes Install the front panel Perform a test run Page 17 ...
Unit Parts NOTE: The installation must be performed in accordance with the requirement of local and national standards. The installation may be slightly di erent in di erent areas. Air outlet Air inlet Front grille Display panel Remote controller Drain pipe Connecting pipe Air inlet Air outlet...
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Air outlet Air inlet Front grille Display panel Remote controller Drain pipe Connecting pipe Air inlet Air outlet NOTE ON ILLUSTRATIONS Illustrations in this manual are for explanatory purposes. The actual shape of your indoor unit may be slightly di erent. The actual shape shall prevail. Page 19 ...
Indoor Unit Installation Installation Instructions – Indoor unit NOTE: Panel installation should be performedafter piping and wiring have been completed. Step 1: Select installation location DO NOT install unit in the following Before installing the indoor unit, you must locations: choose an appropriate location.
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Distance from ceiling relative to height of indoor unit TYPE MODEL Length of A (mm/inch) Length of H (mm/inch) Length of B (mm/inch) 18-24 205/8 > 235/9.3 245/9.6 > 275/10.8 Super-Slim 880/34.5 205/8 > 235/9.3 models 30-48 245/9.6 > 275/10.8 48-60 287/11.3 >...
Step 2: Hang indoor unit 1. Use the included paper template to cut a rectangular hole in the ceiling, leaving at least 1m (39”) on all sides. The cut hole size should be 4cm(1.6”) larger than the boby size. Be sure to mark the areas where ceiling hook holes will be drilled. Drain hose side Refrigerant piping side Refrigerant piping side Drain hose side...
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5. Mount the indoor unit. You will need two people to lift and secure it. Insert suspension Refrigerant piping side Drain hose side bolts into the unit’ s hanging holes. Fasten them using the included washers and nuts. 770mm / 30.3” (Suspension bolt) 830mm / 32.7”(Body) 900mm / 35.4”(Ceiling opening) 950mm / 37.4”(Panel)
NOTE FOR NEW HOME INSTALLATION When installing the unit in a new home, the NOTE: The bottom of the unit should be ceiling hooks can be embedded in advance. 10-25mm(0.4-0.98”)higher than the ceiling Make sure that the hooks do not come loose board.
Indoor Drainpipe Installation CAUTION Install the drainpipe as illustrated in the following When drilling the wall hole, make sure to Figure. avoid wires, plumbing, and other sensitive Drain hose Wall Outdoor Indoor Insulation Drainpipe Metal clamp connecting port 1-1.5m (39-59”) ≈...
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NOTE ON DRAINPIPE INSTALLATION • When using an extended drainpipe, tighten 0-53cm (20.8”) the indoor connection with an additional protection tube to prevent it from pulling loose. The drainpipe should slope downward at a ≥10cm • (4”) gradient of at least 1/100 to prevent water from owing back into the air conditioner.
Outdoor Unit Installation Install the unit by following local codes and install unit in the following locations: DO NOT regulations , there may be di er slightly Near an obstacle that will block air inlets between di erent regions. and outlets Near a public street, crowded areas, or where noise from the unit will disturb others Near animals or plants that will be harmed...
Step 2: Install drain joint(Heat pump unit only) Step 3: Anchor outdoor unit Before bolting the outdoor unit in place, you must The outdoor unit can be anchored to the install the drain joint at the bottom of the unit. ground or to a wall-mounted bracket with Note that there are two di erent types of drain bolt(M10).
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Rows of series installation (unit: mm/inch) The relations between H, A and L are Outdoor Unit Dimensions Mounting Dimensions as follows. W x H x D Distance A Distance B 760x590x285 (29.9x23.2x11.2) 530 (20.85) 290 (11.4) 810x558x310 (31.9x22x12.2) 549 (21.6) 325 (12.8) 25 cm / 9.8”...
Refrigerant Piping Connection When connecting refrigerant piping, do not let substances or gases other than the speci ed refrigerant enter the unit. The presence of other gases or substances will lower the unit’ s capacity, and can cause abnormally high pressure in the refrigeration cycle. This can cause explosion and injury.
Step 2: Remove burrs. Connection Instructions – Burrs can a ect the air-tight seal of refrigerant Refrigerant Piping piping connection. They must be completely removed. CAUTION 1. Hold the pipe at a downward angle to prevent burrs from falling into the pipe. The branching pipe must be installed •...
5. While rmly gripping the nut, use a torque Place aring tool onto the form. wrench to tighten the are nut according Turn the handle of the aring tool to the torque values in above table. clockwise until the pipe is fully ared. NOTE: Use both a spanner and a torque wrench Flare the pipe in accordance with the when connecting or disconnecting pipes to/from...
7. Thread this pipeline through the wall and Precautions connect it to the outdoor unit. • For ensuring throttled e ciency, please 8. Insulate all the piping, including the valves of mount the throttle as horizontally as possible. the outdoor unit. 9.
Wiring BEFORE PERFORMING ANY Make sure that you do not cross your electrical wiring with your signal wiring. ELECTRICAL WORK, READ THESE This may cause distortion and REGULATIONS interference. 1. All wiring must comply with local and national The unit must be connected to the electrical codes, regulations and must be main outlet.
Outdoor Unit Wiring Air switch (purchased seperately) Indoor unit power wires WARNING Before performing any electrical or wiring work, turn o the main power to the system. Indoor unit 1. Prepare the cable for connection Outdoor unit a. You must rst choose the right cable size.
2. Remove the electric cover of the outdoor unit. Super-Slim models If there is no cover on the outdoor unit, take o the bolts from the maintenance board and remove the protection board. Control box Cover Wire outlet Control box Screw 3.
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CAUTION While connecting the wires, please strictly follow the wiring diagram. • The refrigerant circuit can become very hot. Keep the interconnection cable away from the • copper tube. 5. Clamp down the cable with the cable clamp.The cable must not be loose or pull on the u-lugs. 6.
Air Evacuation Close the Low Pressure side of the manifold Preparations and Precautions gauge, and turn o the vacuum pump. Air and foreign matter in the refrigerant circuit can Wait for 5 minutes, then check that there cause abnormal rises in pressure, which can damage has been no change in system pressure.
Note on Adding Refrigerant Some systems require additional charging depending on pipe lengths. The standard pipe length varies according to local regulations. In other areas, the standard pipe length is 5m (16‘). The refrigerant should be charged from the service port on the outdoor unit’ s low pressure valve. The additional refrigerant to be charged can be calculated using the following formula: Liquid Side Diameter φ6.35(1/4”)
Panel Installation NOTE: Tighten the screws until the thickness CAUTION of the sponge between the main body and the panel reduces to 4-6mm (0.2-0.3”). The edge of DO NOT place the panel facedown on the the panel should be in contact with the ceiling floor, against a wall, or on uneven surfaces.
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2. Remove foam stops from inside the fan. Compact models 3. Attach the side of the front grille to the Step 1: Remove the front grille. panel. 1. Push both of the tabs towards the middle 4. Connect the display panel cable to the simultaneously to unlock the hook on the corresponding wire on the main body.
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Step 3: Mount the intake grille. Ensure that the buckles at the back of the Step 1: Remove the front grille. grille be properly seated in the groove of the 1. Push both of the tabs towards the middle panel. simultaneously to unlock the hook on the grille.
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Step 3: Install the panel NOTE: If the height of the indoor unit needs to be adjusted, you can do so through the Align the front panel to the main body, taking openings at the panel’ s four corners. Make into account the position of the piping and drain sides.
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Hang the intake grille on the panel, and then connect the lead connectors of the louver motor and the control box on the panel to the corresponding connectors of the main body. Bolt Install cover rope Panel hook Re-installed into the style grid. Reinstall the installation cover.
Test Run f. Check to see that the drainage system is Before Test Run unimpeded and draining smoothly. A test run must be performed after the entire g. Ensure there is no vibration or abnormal system has been completely installed. Confirm noise during operation.
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The design and specifications are subject to change without prior notice for product improvement. Consult with the sales agency or manufacturer for details. Any updates to the manual will be uploaded to the service website, please check for the latest version. QS002UI-Q4 16122500000728 20200831...