English OWNER’S MANUAL AIR CONDITIONER WALL MOUNTED TYPE COOL & HEAT MODEL Indoor Unit ASGA12UNWA ASGA18UNWA ASGA24UNWA Outdoor Unit AOGA12UNWAH AOGA18UNWAH AOGA24UNWAH KEEP THIS MANUAL FOR FUTURE REFERENCE SPECIFICATIONS MODEL INDOOR UNIT OUTDOOR UNIT ASGA12UNWA ASGA18UNWA ASGA24UNWA AOGA12UNWAH AOGA18UNWAH AOGA24UNWAH TYPE WALL MOUNTED (HEAT & COOL MODEL) 220 - 240V ~ 50Hz POWER SOURCE COOLING CAPACITY [kW] 3.223 5.012 6.448 POWER INPUT [kW] 1.001 1.540 1.885 CURRENT ENERGY EFFICIENCY RATIO [A] 4.6 7.1 8.1 [kW/kW] 3.22 3.25 3.42 HEATING CAPACITY [kW] 3.250 5.129 6.650 POWER INPUT [kW] 0.867 1.445 1.750 CURRENT COEFFICIENT OF PERFORMANCE [A] 4.0 6.7 8.0 [kW/kW] 3.75 3.55 3.80 MAX. PRESSURE SUCTION [MPa] DISCHARGE [MPa] 2.5 4.3 MAX. CURRENT [A] 7.5 11.0 11.0 REFRIGERANT (R410A) [kg] 0.77 1.2 1.4 DIMENSIONS & WEIGHT (NET) INDOOR UNIT HEIGHT [mm] 294 300 315 WIDTH [mm] 889 970 1007 DEPTH [mm] 212 224 219 WEIGHT [kg] 10.5 13.5 17 HEIGHT [mm] 540 680 700 WIDTH [mm] 776 913 955 DEPTH [mm] 320 378 396 [kg] 29 47 54 OUTDOOR UNIT Net Weight TEMPERATURE AND HUMIDITY RANGE OUTDOOR TEMPERATURE 18 to 43 COOLING/DRY [°C] HEATING [°C] -7 to 24 [°C] 16 to 30 SET TEMPERATURE RANGE Acoustic Noise Information : The maximum sound pressure level is less than 70 dB (A) for both indoor unit and outdoor unit. According to IEC 704-1 and ISO 3744. CONDITION (ISIRI 10638) COOLING : INDOOR 27/19°C(DB/WB) OUTDOOR 35/24°C(DB/WB) HEATING : INDOOR 20/ -°C(DB/WB) OUTDOOR 7/6°C(DB/WB) If the air conditioner is operated under higher temperature conditions than those listed, the built-in protection circuit may operate to prevent internal circuit damage. Also, during Cooling and Dry modes, if the unit is used under conditions of lower temperatures than those listed above, the heat-exchanger may freeze, leading to water leakage and other damage. Do not use this unit for any purposes other than the Cooling, Dehumidifying, and air-circulation of rooms in ordinary dwellings. If the unit is used for long periods under high-humidity conditions, condensation may form on the surface of the indoor unit, and drip onto the oor or other objects underneath. Content Operation Notices Precautions............................................................................................................1 Parts Name............................................................................................................6 ScreenOperation Guide Buttons on remote controller .................................................................................7 Introduction for icons on display screen ................................................................7 Introduction for buttons on remote controller .........................................................8 Function introduction for combination buttons .....................................................10 Operation guide ...................................................................................................11 Replacement of batteries in remote controller .....................................................11 Emergency operation ..........................................................................................12 Maintenance Clean and Maintenance.......................................................................................12 Malfunction Malfunction analysis ............................................................................................15 Installation Notice Installation dimension diagram ............................................................................19 Safety precautions for installing and relocating the unit ................................... 20 Tools for installation .............................................................................................21 Selection of installation location ..........................................................................21 Requirements for electric connection ..................................................................22 Installation Installation of indoor unit......................................................................................23 Installation of outdoor unit ...................................................................................28 Vacuum pumping .................................................................................................31 Leakage detection ...............................................................................................31 Check after installation ........................................................................................32 Test and operation Test operation ......................................................................................................32 Attachment Configuration of connection pipe .........................................................................33 Pipe expanding method .......................................................................................35 This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety. Children should be supervised to ensure that they do not play with the appliance. If it needs to install, move or maintain the air conditioner, please contact dealer or local service center to conduct it at first. Air conditioner must be installed, moved or maintained by appointed unit. Otherwise, it may cause serious damage or personal injury or death. Explanation of Symbols DANGER Indicates a hazardous situation that, if not avoided, will result in death or serious injury. WARNING Indicates a hazardous situation that, if not avoided, could result in death or serious injury. CAUTION Indicates a hazardous situation that, if not avoided, may result in minor or moderate injury. NOTICE Indicates important but not hazard-related information, used to indicate risk of property damage. Indicates a hazard that would be assigned a signal word WARNING or CAUTION. Precautions WARNING Operation and Maintenance This appliance can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved. Children shall not play with the appliance. Cleaning and user maintenance shall not be made by children without supervision. Do not connect air conditioner to multi-purpose socket. Otherwise, it may cause fire hazard. Do disconnect power supply when cleaning air conditioner. Otherwise, it may cause electric shock. . If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard. Do not wash the air conditioner with water to avoid electric shock. Do not spray water on indoor unit. It may cause electric shock or malfunction. After removing the filter, do not touch fins to avoid injury. Do not use fire or hair dryer to dry the filter to avoid deformation or fire hazard. 1 Precautions WARNING Maintenance must be performed by qualified professionals. Otherwise, it may cause personal injury or damage. Do not repair air conditioner by yourself. It may cause electric shock or damage. Please contact dealer when you need to repair air conditioner. Do not extend fingers or objects into air inlet or air outlet. It may cause personal injury or damage. Do not block air outlet or air inlet. It may cause malfunction. Do not spill water on the remote controller, otherwise the remote controller may be broken. When below phenomenon occurs, please turn off air conditioner and disconnect power immediately, and then contact the dealer or qualified professionals for service. ● Power cord is overheating or damaged. ● There’s abnormal sound during operation. ● Circuit break trips off frequently. ● Air conditioner gives off burning smell. ● Indoor unit is leaking. If the air conditioner operates under abnormal conditions, it may cause malfunction, electric shock or fire hazard. When turning on or turning off the unit by emergency operation switch, please press this switch with an insulating object other than metal. Do not step on top panel of outdoor unit, or put heavy objects. It may cause damage or personal injury. 2 Precautions WARNING Attachment Installation must be performed by qualified professionals. Otherwise, it may cause personal injury or damage. Must follow the electric safety regulations when installing the unit. According to the local safety regulations, use qualified power supply circuit and circuit break. Do install the circuit break. If not, it may cause malfunction. An all-pole disconnection switch having a contact separation of at least 3mm in all poles should be connected in fixed wiring. Including an circuit break with suitable capacity, please note the following table.Air switch should be included magnet buckle and heating buckle function, it can protect the circuit-short and overload. Air Conditioner should be properly grounded. Incorrect grounding may cause electric shock. Don't use unqualified power cord. Make sure the power supply matches with the requirement of air conditioner. Unstable power supply or incorrect wiring or malfunction. Please install proper power supply cables before using the air conditioner. Properly connect the live wire, neutral wire and grounding wire of power socket. Be sure to cut off the power supply before proceeding any work related to electricity and safety. 3 Precautions WARNING Do not put through the power before finishing installation. If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard. The temperature of refrigerant circuit will be high, please keep the interconnection cable away from the copper tube. The appliance shall be installed in accordance with national wiring regulations. Installation must be performed in accordance with the requirement of NEC and CEC by authorized personnel only. The air conditioner is the first class electric appliance. It must be properly grounding with specialized grounding device by a professional. Please make sure it is always grounded effectively, otherwise it may cause electric shock. The yellow-green wire in air conditioner is grounding wire, which can't be used for other purposes. The grounding resistance should comply with national electric safety regulations. The appliance must be positioned so that the plug is accessible. All wires of indoor unit and outdoor unit should be connected by a professional. If the length of power connection wire is insufficient, please contact the supplier for a new one. Avoid extending the wire by yourself. 4 Precautions WARNING For the air conditioner with plug, the plug should be reachable after finishing installation. For the air conditioner without plug, an circuit break must be installed in the line. If you need to relocate the air conditioner to another place, only the qualified person can perform the work. Otherwise, it may cause personal injury or damage. Select a location which is out of reach for children and far away from animals or plants.If it is unavoidable, please add the fence for safety purpose. The indoor unit should be installed close to the wall. Instructions for installation and use of this product are provided by the manufacturer. 5 Parts Name Indoor Unit air inlet panel aux.button horizontal louver air outlet temp. indicator power indicator receiver window (Display content or position may be different from above graphics, please refer to actual products) remote controller Outdoor Unit air inlet Connection wire air outlet NOTICE: Actual product may be different from above graphics, please refer to actual products. 6 Buttons on remote controller 2 4 3 5 6 7 8 Mode button 3 Fan button 4 ▲/ 5 Swing button 6 Sleep button 7 Temp button 8 Powerful button 9 Sensor button button 11 Auto Clean button 12 11 2 10 Timer button 9 10 On/Off button ▲ 1 1 12 Light button Introduction for icons on display screen Temp. display type :Set temp. :Indoor ambient temp. :Outdoor ambient temp. Set fan speed Powerful mode Send signal Operation mode Child lock health function ventilation operation 8℃ heating function Set temperature Sleep mode Light function Sensor function Auto Clean mode Set time TIMER ON /TIMER OFF Auto mode Cool mode Dry mode Fan mode Heat mode NOTICE: Up & down swing “ ” This is a general remote controller. Some models have this function while some do not. Please refer to the actual models. 7 Introduction for buttons on remote controller Note: ● This is a general use remote controller, it could be used for the air conditioners with multifunction; For some function, which the model doesn't have, if press the corresponding button on the remote controller that the unit will keep the original running status. ● After putting through the power, the air conditioner will give out a sound. Operation indicator " " is ON (red indicator,the colour is different for different models). After that, you can operate the air conditioner by using remote controller. ● Under on status, pressing the button on the remote controller, the signal icon " " on the display of remote controller will blink once and the air conditioner will give out a “de” sound, which means the signal has been sent to the air conditioner. ● Under off status, set temperature and clock icon will be displayed on the display of remote controller (If timer on, timer off and light functions are set, the corresponding icons will be displayed on the display of remote controller at the same time); Under on status, the display will show the corresponding set function icons. 1 On/Off button 2 Mode button Press this button to turn on the unit. Press this button again to turn off the unit. Each time you press this button,a mode is selected in a sequence that goes from AUTO, COOL, DRY, FAN, and HEAT *, as the following: AUTO 3 COOL DRY FAN HEAT* * Note: Only for models with heating function. Fan button This button is used for setting Fan Speed in the sequence that goes from AUTO, , to , then back to Auto. * Note: Fan speed under dry mode is low speed. ▲/ ▲ 4 button Press ▲ / button to increase/decreaseset temperature. In AUTO mode, set temperature is not adjustable. When setting Timer On or Timer Off, press "▲" or " " button to adjust the time. ▲ ▲ 5 Swing button 6 Sleep button Press this button to set up & down swing angle. Under Cool, Heat or Dry mode, press this button to turn on Sleep function. Press this button again to cancel Sleep function. Under Fan and Auto modes, this function is unavailable. 8 Introduction for buttons on remote controller 7 Temp button Press this button, you can see indoor set temperature, indoor ambient temperature on indoor unit’s display. The setting on remote controller is selected circularly as below: no display Note: ● Outdoor temperature display is not available for some models. At that time, indoor unit receives " " signal, while it displays indoor set temperature. 8 Powerful button 9 Sensor button 10 Timer button 11 Auto Clean button Under COOL or HEAT mode, press this button to activate / deactivate the Powerful function. Press this button to start Sensor function and " " will be displayed on the remote controller. After this function is set, the remote controller will send the detected ambient temperature to the controller and the unit will automatically adjust the indoor temperature according to the detected temperature. Press this button again to close Sensor function and " " will disappear. When Sensor function is turned on, the remote controller should be put within the area where indoor unit can receive the signal sent by the remote controller. ● Under ON status, press this button to set timer OFF; Under OFF status, press this button to set timer ON. ● Press this button once and the characters of HOUR ON (OFF) will flash to be displayed. Meanwhile, press "▲" button or " " button to adjust timer setting (time will change quickly if holding "▲" or " " button). Time setting range is 0.5~24hours. Press this button again to confirm timer setting and the characters of HOUR ON (OFF)will stop flashing. If the characters are flashing but you haven’t press timer button,timer setting status will be quit after 5s.If timer is confirmer, press this button again to cancel timer. ▲ ▲ Press this button in COOL or DRY mode to turn on Auto Clean function. When this function is started up, indoor fan will still operate at low fan speed for a while after turning off the unit by remote controller. 12 Light button Press this button to turn on the display's light and press this button again to turn off the display's light. 9 Function introduction for combination buttons Combination of "▲" and " " buttons: About lock ▲ Press "▲" and " " buttons simultaneously 3s to lock or unlock the keypad. If the remote controller is locked, is displayed. In this case, pressing any button, blinks three times. ▲ Combination of "MODE" and " " buttons: About switch between Fahrenheit and centigrade ▲ ▲ At unit OFF, press "MODE" and " " buttons simultaneously to switch between ℃ and ℉. Combination of "TEMP" and "TIMER" buttons: About Energy-saving Function Press "TEMP" and "TIMER" simultaneously in COOL mode to start e nergy-saving function. Nixie tube on the remote controller displays "SE". Repeat the operation to quit the function. Combination of "TEMP" and "TIMER" buttons: About 8 ℃Heating Function Press "TEMP" and "TIMER" simultaneously in HEAT mode to start 8℃ Heating Function Nixie tube on the remote controller displays " " and a selected temperature of "8℃". (46℉ if Fahrenheit is adopted). Repeat the operation to quit the function. WIFI Function Press "MODE" and "Powerful" button simultaneously to turn on or turn off WIFI function. When WIFI function is turned on, the " " icon will be displayed on remote controller; Long press "MODE" and "Powerful" buttons simultaneously for 10s, remote controller will send WIFI reset code and then the WIFI function will be turned on. WIFI function is defaulted ON after energization of the remote controller. ● This function is only available for some models. 10 Operation guide 1. After putting through the power, press "ON/OFF" button on remote controller to turn on the air conditioner. 2. Press "MODE" button to select your required mode: AUTO, COOL, DRY, FAN, HEAT. 3. Press "▲" or " " button to set your required temperature. (Temperature can’t be adjusted under auto mode). 4. Press "FAN" button to set your required fan speed: auto, low, medium and high speed. 5. Press "SWING" button to select fan blowing angle. ▲ Replacement of batteries in remote controller 1. Press the back side of remote controller marked the cover of battery box along the arrow direction. 2. Replace two 7# (AAA 1.5V) dry batteries, and make sure the position of "+" polar and "-" polar are correct. 3. Reinstall the cover of battery box. signal sender battery reinstall remove Cover of battery box NOTICE ● During operation, point the remote control signal sender at the receiving window on indoor unit. ● The distance between signal sender and receiving window should be no more than 8m, and there should be no obstacles between them. or wireless telephone; remote controller should be close to indoor unit during operation. ● Replace new batteries of the same model when replacement is required. ● When you don’t use remote controller for a long time, please take out the batteries. ● If the display on remote controller is fuzzy or there’s no display, please replace batteries. 11 Emergency operation If remote controller is lost or damaged, please use auxiliary button to turn on or turn off the air conditioner. The operation in details are as below: air conditioner. When the air conditioner is turned on, it will operate under auto mode. panel aux. button WARNING: Use insulated object to press the auto button Clean and maintenance WARNING ■ Turn off the air conditioner and disconnect the power before cleaning the air conditioner to avoid electric shock. ■ Do not wash the air conditioner with water to avoid electric shock. ■ Do not use volatile liquid to clean the air conditioner. Clean surface of indoor unit When the surface of indoor unit is dirty, it is recommended to use a soft dry cloth or wet cloth to wipe it. NOTICE: ● Do not remove the panel when cleaning it. 12 Clean and Maintenance 1 Open panel 3 Pull out the panel to a certain ● Use dust catcher or water to the water (below 45℃ ) to clean it, and then put it in a shady and cool place to dry. 2 4 panel cover tightly. WARNING operation environment, clean frequency can be increased. 13 Clean and Maintenance NOTICE: Checking before use-season 1. Check whether air inlets and air outlets are blocked. 2. Check whether air switch, plug and socket are in good condition. 4. Check whether mounting bracket for outdoor unit is damaged or corroded. If yes, please contact dealer. 5. Check whether drainage pipe is damaged. NOTICE: Checking after use-season 1. Disconnect power supply. 3. Check whether mounting bracket for outdoor unit is damaged or corroded. If yes, please contact dealer. Notice for recovery 1. Many packing materials are recyclable materials. Please dispose them in appropriate recycling unit. 2. If you want to dispose the air conditioner, please contact local dealer or consultant service center for the correct disposal method. 14 Malfunction analysis General phenomenon analysis Please check below items before asking for maintenance. If the malfunction still Phenomenon Check items Solution ● Whether it's interfered severely ● Pull out the plug. Reinsert (such as static electricity, stable the plug after about 3min, and voltage)? then turn on the unit again. Indoor unit can’t receive remote controller’s signal or remote controller has no action. ● Whether remote controller is within the signal receiving range? ● Signal receiving range is 8m. ● Whether there are obstacles? ● Remove obstacles. ● Select proper angle and point ● Whether remote controller is pointing at the receiving the remote controller at the rewindow? ceiving window on indoor unit. ● Is sensitivity of remote contro- ● Check the batteries. If the power of batteries is too low, ller low; fuzzy display and no please replace them. display? ● Check whether remote cont● No display when operating roller appears to be damaged. remote controller? If yes, replace it. ● Fluorescent lamp in room? ● Take the remote controller close to indoor unit. and then try it again. No air emitted from indoor unit ● Air inlet or air outlet of indoor unit is blocked? ● Eliminate obstacles. ● Under heating mode, indoor temperature is reached to set temperature? ● After reaching to set temperature, indoor unit will stop blowing out air. ● Heating mode is turned on just ● In order to prevent blowing now? out cold air, indoor unit will be started after delaying for several minutes, which is a normal phenomenon. 15 Malfunction analysis Phenomenon Air conditioner can’t operate Mist is emitted from indoor unit’s air outlet Set temperature can’t be adjusted Cooling (heating) effect is not good. Check items Solution ● Power failure? ● Wait until power recovery. ● Is plug loose? ● Reinsert the plug. ● Air switch trips off or fuse is burnt out? ● Ask professional to replace air switch or fuse. ● Wiring has malfunction? ● Ask professional to replace it. ● Unit has restarted immediately ● Wait for 3min, and then turn after stopping operation? on the unit again. ● Whether the function setting for remote controller is correct? ● Reset the function. ● Indoor temperature and humidity is high? ● Because indoor air is cooled rapidly. After a while, indoor temperature and humidity will be decrease and mist will disappear. ● Unit is operating under auto mode? ● Temperature can’t be adjusted under auto mode. Please switch the operation mode if you need to adjust temperature. ● Your required temperature exceeds the set temperature range? ● Set temperature range: 16℃ ~30℃ . ● Voltage is too low? ● Wait until the voltage resumes normal. ● Filter is dirty? ● Set temperature is in proper range? ● Adjust temperature to proper range. ● Door and window are open? ● Close door and window. 16 Malfunction analysis Phenomenon Odours are emitted Air conditioner operates abnormally Outdoor unit has vapor “Water noise Cracking noise Check items Solution ● Whether there’s odour source, ● Eliminate the odour source. such as furniture and cigarette, etc. ● Whether there’s interference, such as thunder, wireless devices, etc. ● Disconnect power, put back power, and then turn on the unit again. ● Heating mode is turned on? ● During defrosting under heating mode, it may generate vapor, which is a normal phenomenon. ● Air conditioner is turned on or turned off just now? ● Air conditioner is turned on or turned off just now? 17 ● The noise is the sound of the unit, which is a normal phenomenon. ● This is the sound of friction caused by expansion and/or contraction of panel or other parts due to the change of temperature. Malfunction analysis Error Code ● When air conditioner status is abnormal, temperature indicator on indoor unit will ation of error code. Troubleshooting Error code U8 H6 It can be eliminated after restarting the unit. If not, please It can be eliminated after restarting the unit. If not, please H3 It can be eliminated after restarting the unit. If not, please contact qualified professionals for service. E1 It can be eliminated after restarting the unit. If not, please contact qualified professionals for service. E5 It can be eliminated after restarting the unit. If not, please E6 E8 It can be eliminated after restarting the unit. If not, please contact qualified professionals for service. It can be eliminated after restarting the unit. If not, please contact qualified professionals for service. C5 F0 F1 F2 Note: If there're other error codes, please contact qualified professionals for service. WARNING ■ When below phenomenon occurs, please turn off air conditioner and disconfor service. ● Power cord is overheating or damaged. ● There’s abnormal sound during operation. ● Air switch trips off frequently. ● Air conditioner gives off burning smell. ● Indoor unit is leaking. ■ If the air conditioner operates under abnormal conditions, it may cause 18 At least 15cm Space to the ceiling Installation dimension diagram Space to the wall At least 15cm At least 15cm Space to the wall o n tio uc tr bs Space to the obstruction ac Sp the At least 250cm o et lea the to n e ac ctio Sp stru st ob lea At cm 30 At least 50cm At cm 00 3 st At least 30cm Space to th e wall ce a Sp t he ot s ob n tio c tru st A a t le At least 50cm m 0c Space to the obstruction 20 Drainage pipe 19 Safety precautions for installing and relocating the unit To ensure safety, please be mindful of the following precautions. Warning When installing or relocating the unit, be sure to keep the refrigerant circuit free from air or substances other than the specified refrigerant. Any presence of air or other foreign substance in the refrigerant circuit will cause system pressure rise or compressor rupture, resulting in injury. When installing or moving this unit, do not charge the refrigerant which is not comply with that on the nameplate or unqualified refrigerant. Otherwise, it may cause abnormal operation, wrong action, mechanical malfunction or even series safety accident. When refrigerant needs to be recovered during relocating or repairing the unit, be sure that the unit is running in cooling mode.Then, fully close the valve at high pressure side (liquid valve).About 30-40 seconds later, fully close the valve at low pressure side (gas valve), immediately stop the unit and disconnect power. Please note that the time for refrigerant recovery should not exceed 1 minute. If refrigerant recovery takes too much time, air may be sucked in and cause pressure rise or compressor rupture, resulting in injury. During refrigerant recovery, make sure that liquid valve and gas valve are fully closed and power is disconnected before detaching the connection pipe. If compressor starts running when stop valve is open and connection pipe is not yet connected, air will be sucked in and cause pressure rise or compressor rupture, resulting in injury. When installing the unit, make sure that connection pipe is securely connected before the compressor starts running. If compressor starts running when stop valve is open and connection pipe is not yet connected, air will be sucked in and cause pressure rise or compressor rupture, resulting in injury. Prohibit installing the unit at the place where there may be leaked corrosive gas or flammable gas. If there leaked gas around the unit, it may cause explosion and other accidents. Do not use extension cords for electrical connections. If the electric wire is not long enough, please contact a local service center authorized and ask for a proper electric wire. Poor connections may lead to electric shock or fire. Use the specified types of wires for electrical connections between the indoor and outdoor units. Firmly clamp the wires so that their terminals receive no external stresses. Electric wires with insufficient capacity, wrong wire connections and insecure wire terminals may cause electric shock or fire. 20 Tools for installation 1 Level meter 2 Screw driver 3 Impact drill 4 Drill head 5 Pipe expander 6 Torque wrench 7 Open-end wrench 8 Pipe cutter 9 Leakage detector 10 Vacuum pump 11 Pressure meter 12 Universal meter 13 Inner hexagon spanner Note: 14 Measuring tape ● Please contact the local agent for installation. Selection of installation location Basic requirement Installing the unit in the following places maycause malfunction. If it is unavoidable, please consult the local dealer: 1.The place with strong heat sources, , or volatile objects spread in the air. 2.The place with high-frequency devices (such as welding machine, medical equipment). 3.The place near coast area. 4.The place with oil or fumes in the air. 5.The place with sulfureted gas. 6.Other places with special circumstances. 7.The appliance shall nost be installed in the laundry Outdoor unit Indoor unit 1. There should be no obstruction near air inlet and air outlet. 2. Select a location where the condensation water can be dispersed easily and won't affect other people. 3. Select a location which is convenient to connect the outdoor unit and near the power socket. 4. Select a location which is out of reach for children. 5. The location should be able to withstand the weight of indoor unit and won't increase noise and vibration. 6. The appliance must be installed 2.5m 7. Don't install the indoor unit right above the electric appliance. 8. Please try your best to keep way from fluorescent lamp. will not affect neighborhood. 2. The location should be well ventilated and dry, in which the outdoor unit won't be exposed directly to sunlight or strong wind. 3. The location should be able to withstand the weight of outdoor unit. 4. Make sure that the installation follows the requirement of installation dimension diagram. 5. Select a location which is out of reach for children and far away from animals or plants.If it is unavoidable, please add the fence for safety purpose. 21 Requirements for electric connection Safety precaution 1. Must follow the electric safety regulations when installing the unit. air switch. 3. Make sure the power supply matches with the requirement of air conditioner. Unstable power supply or incorrect wiring or malfunction. Please install proper power supply cables before using the air conditioner. 4. Properly connect the live wire, neutral wire and grounding wire of power socket. 5. Be sure to cut off the power supply before proceeding any work related to electricity and safety. 7. If the supply cord is damaged, it must be replaced by the manufacturer, its 8. The temperature of refrigerant circuit will be high, please keep the interconnection cable away from the copper tube. 9. The appliance shall be installed in accordance with national wiring regulations. Grounding requirement grounding with specialized grounding device by a professional. Please make sure it is always grounded effectively, otherwise it may cause electric shock. 2. The yellow-green wire in air conditioner is grounding wire, which can't be used for other purposes. 3. The grounding resistance should comply with national electric safety regulations. 4. The appliance must be positioned so that the plug is accessible. 5. An all-pole disconnection switch having a contact separation of at least 3mm in 6. Including an air switch with suitable capacity, please note the following table. Air switch should be included magnet buckle and heating buckle function, it can protect the circuit-short and overload. (Caution: please do not use the fuse only Air-conditioner Air switch capacity for protect the circuit) 7K 9K 12K 18K 24K 30K 10A 10A 16A 25A 22 Installation of indoor unit Step one: choosing installation location rm it with the client. Step two: install wall-mounting frame 1. Hang the wall-mounting frame on the wall; adjust it in horizontal position with the plastic expansion particles in the holes. 3. Fix the wall-mounting frame on the wall with tapping screws (ST4.2X25TA) and . Step three: open piping hole 1. Choose the position of piping hole according to the direction of outlet pipe. The position of piping hole should be a little lower than the wall-mounted frame, shown as below. 7K、9K: Wall Space to the wall above 150mm Mark in the middle of it Left Φ55mm Rear piping hole 12K、18K: Level meter Wall Wall Space to the wall above 150mm Space to the wall above 150mm Right Φ55mm Rear piping hole Left Φ55mm Rear piping hole 24K: Wall Space to the wall above 150mm Mark in the middle of it Left Φ55mm Rear piping hole Mark in the middle of it Level meter Wall Space to the wall above 150mm Right Φ55mm Rear piping hole 30K: Level meter Wall Wall Space to the wall above 150mm Space to the wall above 150mm Right Φ55mm Rear piping hole Mark in the middle of it Left Φ70mm Rear piping hole Level meter Wall Space to the wall above 150mm Right Φ70mm Rear piping hole 2. Open a piping hole with the diameter of Φ55 or Φ70 on the selected outlet pipe position.In order to drain smoothly, slant the piping hole on the wall slightly downward to the outdoor side with the gradient of 5-10°. 23 Installation of indoor unit Indoor Note: ● Pay attention to dust prevention and take relevant safety measures when opening the hole. ● The plastic expansion particles are not provided and should be bought locally. outdoor Φ55/Φ70 5-10 Step four: outlet pipe 2. When select leading out the pipe from left or right, please cut off the corresponding hole on the bottom case. 1. The pipe can be led out in the direction of right, rear right, left or rear left. left right left rear right rear left right cut off the hole 1. Aim the pipe joint at the corresponding bellmouth. pipe joint union nut pipe 2. Pretightening the union nut with hand. 3. Adjust the torque force by referring to the following sheet. Place the open-end wrench on the pipe joint and place the torque wrench on the union nut. Tighten the union nut with torque wrench. 24 Installation of indoor unit open-end wrench union nut torque wrench pipe Hex nut diameter Tightening torque (N.m) Φ6 15~20 Φ 9.52 30~40 Φ 12 45~55 Φ 16 60~65 Φ 19 70~75 indoor pipe 4. Wrap the indoor pipe and joint of connection pipe with insulating pipe, and then wrap it with tape. insulating pipe Step six: install drain hose 1. Connect the drain hose to the outlet pipe of indoor unit. 2. Bind the joint with tape. outlet pipe drain hose drain hose outlet pipe tape drain hose Note: ● Add insulating pipe in the indoor drain hose in order to prevent condensation. ● The plastic expansion particles are not provided. insulating pipe Step seven: connect wire of indoor unit panel screw 1. Open the panel, remove the screw on the wiring cover and then take down the cover. wiring cover 25 Installation of indoor unit 2. Make the power connection wire go through the cable-cross hole at the back of indoor unit and then pull it out from the front side. cable-cross hole power connection wire 3. Remove the wire clip; connect the power connection wire to the wiring terminal according to the color; tighten the screw and then fix the power connection wire with wire clip. 07 09 12、18K Heat pump type: 2 N(1) yellowgreen 24K Heat pump type: 4 5 blue black violet orange Outdoor unit connection N(1) 2 3 4 5 yellow- blue black brown violet orange green Outdoor unit connection 30K Heat pump type: N(1) 2 3 blue black brown yellowgreen Outdoor unit connection Note: the wiring board is for reference only, please refer to the actual one. 4. Put wiring cover back and then tighten the screw. 5. Close the panel. Note: ● All wires of indoor unit and outdoor unit should be connected by a professional. for a new one. Avoid extending the wire by yourself. installation. ● For the air conditioner without plug, an air switch must be installed in the line. The air switch should be all-pole parting and the contact parting distance should be more than 3mm. 26 Installation of indoor unit Step eight: bind up pipe 1. Bind up the connection pipe, power cord and drain hose with the band. indoor unit gas pipe connection pipe drain hose band indoor and outdoor power cord indoor power cord liquid pipe band 3. Bind them evenly. 4. The liquid pipe and gas pipe should be bound separately at the end. drain hose 2. Reserve a certain length of drain hose and power cord for installation when binding them. When binding to a certain degree, separate the indoor power and then separate the drain hose. Note: ● The power cord and control wire can't be crossed or winding. ● The drain hose should be bound at the bottom. Step nine: hang the indoor unit 1. Put the bound pipes in the wall pipe and then make them pass through the wall hole. 2. Hang the indoor unit on the wall-mounting frame. 3. Stuff the gap between pipes and wall hole with sealing gum. 4. Fix the wall pipe. 5. Check if the indoor unit is installed firmly and closed to the wall. indoor wall pipe upper hook outdoor sealing gum lower hook of wall-mounting frame Note: ● Do not bend the drain hose too excessively in order to prevent blocking. 27 Installation of outdoor unit (select it according to the actual installation situation) 1. Select installation location according to the house structure. 2. Fix the support of outdoor unit on the selected location with expansion screws. Note: installing the outdoor unit. ● Make sure the support can withstand at least four times of the unit weight. ● The outdoor unit should be installed at least joint. ● For the unit with cooling capacity of 2300W ~5000W, 6 expansion screws are needed; for the unit with cooling capacity of 6000W ~8000W, 8 expansion screws are needed; for the unit with cooling capacity of 10000W at least 3cm above the floor ~16000W, 10 expansion screws are needed. Step two: install drain joint (Only for cooling and heating unit) 1. Place the outdoor unit on the support. 2. Fix the foot holes of outdoor unit with bolts. 1. Connect the outdoor drain joint into the hole on the chassis, as shown in the picture below. 2. Connect the drain hose into the drain vent. drain vent Drain hose foot holes foot holes chassis outdoor drain joint 28 Installation of outdoor unit Step four: connect indoor and outdoor pipes 1. Remove the screw on the right handle of outdoor unit and then remove the handle. 3. Pretightening the union nut with hand. pipe joint screw union nut handle 2. Remove the screw cap of valve and aim the pipe joint at the bellmouth of pipe. 4. Tighten the union nut with torque wrench by referring to the sheet below. torque Hex nut diameter Tightening (N.m) Φ6 15~20 Φ 9.52 30~40 Φ 12 45~55 Φ 16 60~65 Φ 19 70~75 liquid pipe gas pipe liquid valve gas valve 1. Remove the wire clip; connect the power connection wire and signal control wire (only for cooling and heating unit) to the wiring terminal according to the 07 09 N(1) yellowgreen 24K Heat pump type: 12、18K Heat pump type: 2 4 5 N(1) blue black violet orange 2 yellow- blue black brown green Indoor unit connection N(1) 2 3 L blue black brown brown (black) N yellowgreen blue L Indoor unit connection N POWER Note: The wiring board is for reference only, please refer to the actual one. 29 4 5 violet orange Indoor unit connection 30K Heat pump type: yellowgreen 3 Installation of outdoor unit 2. Fix the power connection wire and signal control wire with wire clip (only for cooling and heating unit). Note: ● Never cut the power connection wire to prolong or shorten the distance. Step six: neaten the pipes 1. The pipes should be placed along the wall, bent reasonably and hidden possibly. Min. semidiameter of bending the pipe is 10cm. 2. If the outdoor unit is higher than the wall hole, you must set a U-shaped curve in the pipe before pipe goes into the room, in order to prevent rain from getting into the room. wall U-shaped curve drain hose Note: ● The through-wal height of drain hose shouldn't be higher than the outlet pipe hole of indoor unit. ● Slant the drain hose slightly downwards. The drain hose can't be the drain hose can't raise upwards. The drain hose can't be fluctuant ● The water outlet can't be placed in water in order to drain smoothly. The drain hose can't be fluctuant The water outlet can't be placed in water 30 The water outlet can't be fluctuant Vacuum pumping Use vacuum pump 1. Remove the valve caps on liquid valve the liquid valve and gas piezometer Lo Hi valve and the nut of refrigas valve gerant charging vent. valve cap 2. Connect the charging ho- refrigerant charging vent se of piezometer to the refrigerant charging vent nut of refrigerant of gas valve and then co- charging vent nnect the other charging vacuum pump hose to the vacuum pump. 3. Open the piezometer cominner hexagon pletely and operate for spanner 10-15min to check if the pressure of piezometer remains in -0.1MPa. close 4. Close the vacuum pump open and maintain this status for 1-2min to check if the pressure of piezometer remains in -0.1MPa. If the pressure decreases, there may be leakage. 5. Remove the piezometer, open the valve core of liquid valve and gas valve completely with inner hexagon spanner. 6. Tighten the screw caps of valves and refrigerant charging vent. Leakage detection 1. With leakage detector: Check if there is leakage with leakage detector. 2. With soap water: If leakage detector is not available, please use soap water for leakage detection. Apply soap water at the suspected position and keep the soap water for more than 3min. If there are air bubbles coming out of this position, there's a leakage. 31 Check after installation Items to be checked Possible malfunction The unit may drop, shake or emit noise. Have you done the refrigerant leakage test? (heating) capacity. It may cause condensation and water dripping. Is water drained well? It may cause condensation and water dripping. Is the voltage of power supply according to the voltage marked on the nameplate? It may cause malfunction or damaging the parts. Is electric wiring and pipeline installed correctly? It may cause malfunction or damaging the parts. Is the unit grounded securely? It may cause electric leakage. Does the power cord follow the speci- It may cause malfunction or damaging the parts. Is there any obstruction in the air inlet and outlet? (heating) capacity. The dust and sundries caused during installation are removed? It may cause malfunction or damaging the parts. The gas valve and liquid valve of connection pipe are open completely? (heating) capacity. Is the inlet and outlet of piping hole been covered? It may cause insufficient cooling (heating) capacity or waster eletricity. Test operation 1. Preparation of test operation ● The client approves the air conditioner. ● Specify the important notes for air conditioner to the client. 2. Method of test operation ● Put through the power, press ON/OFF button on the remote controller to start operation. ● Press MODE button to select AUTO, COOL, DRY, FAN and HEAT to check whether the operation is normal or not. ● If the ambient temperature is lower than 16℃ , the air conditioner can’t startcooling. 32 Configuration of connection pipe 1. Standard length of connection pipe ● 5m, 7.5m, 8m. 2.Min. length of connection pipe is 3m. 3.Max. length of connection pipe. Cooling capacity Max length of connection pipe Cooling capacity Max length of connection pipe 5000Btu/h (1465W) 15 24000Btu/h (7032W) 25 7000Btu/h (2051W) 15 28000Btu/h (8204W) 30 9000Btu/h (2637W) 15 36000Btu/h (10548W) 30 12000Btu/h (3516W) 20 42000Btu/h (12306W) 30 18000Btu/h (5274W) 25 48000Btu/h (14064W) 30 4. The additional refrigerant oil and refrigerant charging required after prolonging connection pipe ● After the length of connection pipe is prolonged for 10m at the basis of standard length, you should add 5ml of refrigerant oil for each additional 5m of connection pipe. ● The calculation method of additional refrigerant charging amount (on the basis of liquid pipe): Additional refrigerant charging amount = prolonged length of liquid pipe × additional refrigerant charging amount per meter ● Basing on the length of standard pipe, add refrigerant according to the requirement as shown in the table. The additional refrigerant charging amount per meter is different according to the diameter of liquid pipe. See the following sheet. 33 Configuration of connection pipe Additional refrigerant charging amount for R22, R407C, R410A and R134a Diameter of connection pipe Outdoor unit throttle Liquid pipe(mm) Gas pipe(mm) Φ6 Φ9.52 or Φ12 15 20 Φ6 or Φ9.52 Φ16 or Φ19 15 50 Φ12 Φ19 or Φ22.2 30 120 Φ16 Φ25.4 or Φ31.8 60 120 Φ19 _ 250 250 Φ22.2 _ 350 350 Cooling only(g/m) Cooling and heating(g/m) 34 Pipe expanding method Note: Improper pipe expanding is the main cause of refrigerant leakage. Please expand the pipe according to the following steps: A: Cut the pipe E: Expand the port ● Expand the port with expander. the distance of indoor unit and outdoor unit. ● Cut the required pipe with pipe cutter. hard mold expander pipe pipe pipe cutter leaning uneven Note: ● "A" is different according to the diameter, please refer to the sheet below: burr B: Remove the burrs ● Remove the burrs with shaper and prevent the burrs from getting into the pipe. pipe shaper downwards A(mm) Outer diameter (mm) Max Min Φ6 - 6.35(1/4") 1.3 0.7 Φ9.52(3/8") 1.6 1.0 Φ12-12.7(1/2") 1.8 1.0 Φ15.8-16(5/8") 2.4 2.2 F: Inspection ● Check the quality of expanding port. If there is any blemish, expand the port again according to the steps above. C: Put on suitable insulating pipe D: Put on the union nut ● Remove the union nut on the indoor connection pipe and outdoor valve; install the union nut on the pipe. smooth surface improper expanding union pipe leaning pipe the length is equal 35 damaged surface crack uneven thickness
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