TABLE OF CONTENTS SAFETY PRECAUTIONS TROUBLESHOOTING PRODUCTION INSTALLATION REFRIGERANT PIPING CONNECTION WIRING PRECAUTIONS AIR EVACUATION NOTE ON ADDING REFRIGERANT TEST RUN PACKING AND UNPACKING THE UNIT Read this manual Inside you’ll find many helpful hints on how to use and maintain your air conditioner properly. Just a little preventive care on your part can save you a great deal of time and money over the life of your air conditioner.
SAFETY PRECAUTIONS Intended Use The following safety guidelines are intended to prevent unforeseen risks or damage from unsafe or incorrect operation of the appliance. Please check the packaging and appliance on arrival to make sure everything is intact to ensure safe operation. If you find any damage, please contact the retailer or dealer.
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WARNINGS FOR PRODUCT USE If an abnormal situation arises (like a burning smell), immediately turn o the unit • and disconnect the power. Call your dealer for instructions to avoid electric shock, fire or injury. Do not insert fingers, rods or other objects into the air inlet or outlet. This may •...
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ELECTRICAL WARNINGS • Only use the specified power cord. If the power cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard. • The product must be properly grounded at the time of installation, or electrical shock may occur.
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• Do not turn on the power until all work has been completed. • When moving or relocating the air conditioner, consult experienced service technicians for disconnection and reinstallation of the unit. How to install the appliance to its support, please read the information for •...
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(1)IEC Standard Requirements (Only applicable to IEC 60335-2-40: 2018). Ceiling-mounted Wall-mounted m (kg) m (kg) ≤2.503 ≤ 2.048 2.503 m 4.28 2.048 m 4.58 2.6 m 2.2 m 5.45 4.97 2.8 m 5.70 2.4 m 6.40 3.0 m 6.49 2.6 m 7.42 3.2 m 7.32...
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Reusable mechanical connectors and flared joints are not allowed indoors • (EN Standard Requirements). Mechanical connectors used indoors shall have a rate of not more than 3g/year • at 25% of the maximum allowable pressure. When mechanical connectors are reused indoors, sealing parts shall be renewed. When flared joints are reused indoors,the flare part shall be re-fabricated.(UL Standard Requirements) When mechanical connectors are reused indoors, sealing parts shall be renewed.
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CARE AND MAINTENANCE CAUTION Cleaning Your Indoor Unit • Always TURN OFF your AC system and disconnect its power supply before cleaning or maintenance. • Only use a soft, dry cloth to wipe the unit clean. You can use a cloth soaked in warm water to wipe it clean if the unit is especially dirty.
TROUBLESHOOTING CAUTION 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 different 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 off Turn on the power The unit is not Contact a professional technician directly to repair The fuse is burned out the fuse working Remote control batteries are dead Replace batteries...
Production Installation Select installation location NOTE : PRIOR TO INSTALLATION 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: 60cm(24")...
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Install drain joint(Heat pump unit only) Base pan hole of outdoor unit Step 1: Find out the base pan hole of outdoor unit. Seal Step 2: Fit the rubber seal on the end of the drain joint that will connect to the ●...
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Anchor Outdoor Unit WARNING WHEN DRILLING INTO CONCRETE, EYE PROTECTION IS RECOMMENDED AT ALL TIME. The outdoor unit can be anchored to the ground or to a wall-mounted bracket with bolt(M10). Prepare ● the installation base of the unit according to the dimensions below. The following is a list of di erent outdoor unit sizes and the distance between their mounting feet.
REFRIGERANT PIPING CONNECTION When connecting refrigerant piping, DO NOT let substances or gases other than the specified 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.
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Connection Instructions—Refrigerant Piping CAUTION The branching pipe must be installed horizontally. An angle of more than 10° • may cause malfunction. DO NOT install the connecting pipe until both indoor and outdoor units have • been installed. Insulate both the gas and liquid piping to prevent condensation. •...
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• Clamp flare from on the end of the pipe. The end of the pipe must extend beyond the flare form. (Bigger Flare form Pipe • Place flaring tool onto the form. Torque wrench • Turn the handle of the flaring tool clockwise until the pipe is fully flared.
WIRING PRECAUTIONS WARNING BEFORE PERFORMING ANY ELECTRICAL WORK, READ THESE WARNINGS. All wiring must comply with local and national Do not let wires touch or rest against ● ● electrical codes, regulations and must be installed refrigerant tubing, the compressor, or any by a licensed electrician.
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NOTE ON AIR SWITCH When the maximum current of the air conditioner is more than 16A, an air switch or leakage protection switch with protective device shall be used (purchased seperately). When the maximum current of the air conditioner is less than 16A, the power cord of air conditioner shall be equipped with plug (purchased seperately).
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Minimum Cross-Sectional Area of 4. Clamp down the cable with the cable clamp. Power and Signal Cables (For reference) 5. Insulate unused wires with electrical tape. Keep them away from any electrical or metal Nominal Cross-Sectional Rated Current of parts. Appliance (A) Area (mm ) 6.
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Power Specifications(Not applicable for North America) NOTE Electric auxiliary heating type circuit breaker/fuse need to add more than 10 A. The circuit breaker/fuse specification shall be subject to the unit nameplate. (applicable for Australian model) Indoor Power Supply Specifications MODEL(Btu/h) 19K~24K 25K~36K 37K~48K...
AIR EVACUATION NOTE When opening valve stems, turn the hexagonal wrench until it hits against the stopper. Do not try to force the valve to open further. Close the Low Pressure side of the manifold Preparations and precautions gauge, and turn o the vacuum pump. Wait for 5 minutes, then check that there Air and foreign matter in the refrigerant circuit has been no change in system pressure.
NOTE ON ADDING REFRIGERANT CAUTION DO NOT mix refrigerant types. Some systems require additional charging depending on pipe lengths. The standard pipe length varies according to local regulations. For example, in North America, the standard pipe length is 7.5m (25’). In other areas, the standard pipe length is 5m (16‘).
TEST RUN CAUTION Failure to perform the test run may result in unit damage, property damage, or personal injury. f. Check to see that the drainage system is Before test run unimpeded and draining smoothly. g. Ensure there is no vibration or abnormal A test run must be performed after the entire noise during operation.
PACKING AND UNPACKING THE UNIT Instructions for packing unpacking the unit: Unpacking: Indoor unit: 1. Cut the packing belt. 2. Unpack the package. 3. Take out the packing cushion and packing support. 4. Remove the packing film. 5. Take out the accessories. 6.
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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. QS004UI-T1&T2 16123000003773 20230820...
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