Haier AU182AFERA User's Manual
Contents
1. 2 Don t intake the strong wind directly to the Servicing outlet air flow hole space 3 A one meter distance should be kept from the unit top 4 Don t block the surroundings of the unit with sundries P outlet Unit mm Wind direction 2 Installation where the area with strong winds Install the unit so that the air outlet section of the unit must NOT be faced toward wind direction 13 Installation Procedure Installation of outdoor unit 3 Installation of outdoor unit 1 Installation Fix the unit in a proper way according to the condition of a place where it is installed by referring to the following For example AU242AGERA b Foundation anchor Unit a Concrete foundation Concrete foundation Anchor bolt e Install the unit so that the angle of inclination must be less than 3 degrees 2 Installation sketch of outdoor unit AU122AEERA Power Wiring Terminal Power Wiring Distribution Hole AU182AFERA 810 a 1 Power Wiring Terminal Power Wiring he J Distribution Hole 680 14 380 Installation Procedure Installation of outdoor unit 580 F 7 F 860 i F Power Wiring Terminal Power Wiring be Distribution Hole i isa Es N Li i 630 Al own Sn nj en AU282AHERA AU362AHERA AU36NAHERA 840 948 Power Wirin2. 1 To be used exclusively with R410A Not to be used if used with R22 or R407C Tools Materials Use Notes Gauge Manifold Evacuating refrigerant charging 5 09MPa on the High pressure side Charging Hose Evacuating refrigerant charging Hose diameter larger than the concentional ones Refrigerant Recovery Refrigerant recovery Equipment Refrigerant Cylinder Refrigerant charging Write down the refrigerant type Pink in color at the top of the cylinder Refrigerant Cylinder Refrigerant charging Hose diameter larger than the Charging Port conventional ones Flare Nut Connecting the unit to piping Use Type 2 Flare nuts Read Before Installation E en 2 Tools and materials that may be used with R410 with some restrictions Tools Materials Use Notes Gas leak detector Detection of gas leaks The ones for HFC type refrigerant may be used Vacuum Pump Vacuum drying May be used if a reverse flow check adaptor is attached Flare Tool Flare machining of piping Chages have been made in the flare machining dimension Refer to the next page Refrigerant Recovery Equipment Recovery of refrigerant May be used if designed for use with R410A R410A 3 Tools and materials that are used with R22 or R407C that can also be used with Tools Materials Use Notes Vacuum Pump with a Vacuum drying Check valve Bender Bending pipes
3. Liquid pipe 6 35mm 14 2 17 2N m Liquid pipe 9 52mm 32 7 39 9N m Gas pipe 12 7mm 49 5 60 3N m Gas pipe 15 88mm 61 8 75 4N m Gas pipe 19 05mm 17 97 2 118 6N m Installation Procedure Refrigerant piping Ea ee re ed 5 Air discharging method After finishing connection of refrigerant pipe it shall perform air tightness test e The air tightness test adopts nitrogen tank to give pressure according to the pipe connection mode as the following figure shown The gas and liquid valve are all in close state In order to prevent the nitrogen entering the circulation system of outdoor unit tighten the valve rod before giving pressure both gas and liquid valve rods Low pressure peizometer High pressure peizometer 7 3 way valve totally closed Indoor Outdoor Completely tightpned Completely tightened Flare part O Dropping valve Nitrogen tank Indoor units Outdoor units 2 way valve totally closed Liquid side First step 0 3MPa 3 Okg em g pressurize LINE CYLINDER PRESSURE a PRESSURE over 3 minutes GAUGE GAUGE TUBING BRING Second step 1 5Mpa BRAZED 15kg cm g pressurize over 3 minutes Large leakage will be found JOINT CYLINDER LARGE NITROGEN Third step 3 0 MPa LOE 30kg cm g pressurize about 24 hours Little SERYE leakage will be found e Check if the pressure drops
4. Torque Wrench Tightening flare nuts Only 12 70 1 2 and d15 88 5 8 have a larger flare machining dimension Pipe Cutter Cutting pipes Welder and Nitrogen _ Welding pipes Cylinder Refrigerant Charging Refrigerant charging Meter Vacuum Gauze Checking vacuum degree 4 Tool and materials that must not used with R410A Tools Materials Use Notes Charging Cylinder Refrigerant Charging Must not be used with R410 type units Tools for R410A must be handled with special care keep moisture and dust from entering the cycle Piping Materials lt Types of Copper Pipes Reference gt Maximum Operation Pressure Applicable Refrigerants 3 4MPa R22 R407C 4 15MPa R410A Use pipes that meet the local standards Read Before Installation lt Piping Materials Radial Thickness gt Use pipes made of phosphorus deoxidized copper Since the operation pressure of the units that use R410A is higher than that of the units for use with R22 use pipes with at least the radial thickness specified in the chart below Pipes with a radial thickness of 0 7mm or less may not be used Size mm Size inch Radial Thickness mm Type 635 EN 08t mas 952 a NAA O 8t Opi NB BASA ane io DSS 15 88 5 8 1 0t D 19 05 3 4 1 0t Type 1 2H or Hpipes Although it was possible to use type O for pipes with a size of up to 19 05 3 4
5. with conventional refrigerants use type 1 2H pipes for units that use R410A Type O pipes may be used if the pipe size is 19 05 and the radial thickness is 1 2t The table shows the standards in Japan using this table as a reference choose pipes that meet the local standards lt Flare Machining type O and OL only gt The flare machining dimensions for units that use R410A is larger than those for units that use R22 in order to increase air tightness Flare Machining Dimension mm External dimension Dimension A bi of pipes Size M RAIA R22 3 6 35 1 4 9 1 9 0 D9 52 3 8 13 2 13 0 E 12 7 1 2 16 6 16 2 P15 88 5 8 19 7 19 4 19 05 3 4 24 0 23 3 If a clutch type flare tool is used to machine flares on units that use R410A make the protruding part of the pipe between 1 0 and 1 5mm Copper pipe gauge for adjusting the length of pipe protrusion is useful lt Flare Nut gt Type 2 flare nuts instead of type 1 s are used to increase the strength The size of some of the flare nuts have also been changed Flare nut dimension mm External dimension Size Dimension B of pipes R410A Type2 R22 Typel 6 35 1 4 17 0 17 0 9 52 3 8 22 0 22 0 12 7 1 2 26 0 24 0 15 88 5 8 29 0 27 0 19 05 3 4 36 0 36 0 10 Read Before Installation The table shows the standards in Japan Using this table as a reference choose pipes that meet th
6. the unit may fall down and cause accidents and fire hazard Safety Cautions WARNING Installed electrical leaking circuit breaker It easily cause electrical shock without circuit breaker Air conditioner can t be installed in the environment with inflammable gases because the inflammable gases near to air conditioner may cause fire hazard Please let the dealer be responsible for installing the conditioner e Incorrect installation may cause water leak electrical shock and fire hazard Call the dealer to take measures to prevent the refrigerant from leaking If conditioner is installed in a small room be sure to take every measure in order to prevent suffocation accident even in case of refrigerant leakage When conditioner is deinstalled or reinstalled dealer should be responsible for them e Incorrect installation may cause water leaking electrical shock and fire hazard Connect earthing wire e Earthing wire should not be con nected to the gas pipe water pipe lightning rod or phone line in correct earthing may cause shock D Earthing No goods or nobody is permitted to placed on or stand on outdoor unit e The falling of goods and people may cause accidents Don t operate the air conditioner with damp hands e Otherwise will be shocked S Only use correctly typed fuse May not use wire or any other materials replacing fuse other wise may cause faults or fire a
7. ROOM AIR CONDITIONER DC INVERTER OUTDOOR UNIT INSTALLATION INSTRUCTIONS AU122AEERA AU182AFERA AU242AGERA AU282AHERA AU362AHERA AU36NAHERA AU422AIERA AU42NAIERA AUS22AIERA AUS2NAIERA LE SEN e Before using the air conditioner please read this manual carefully Please keep this manual properly for future use No 0010576506C CONTENTS Nate Of Palau aaa aaa 1 Safety Cautions 9g Read Before Installation 8 12 Installation Pasada 13 22 Name of Parts AU122AEERA AU182AFERA AU242AGERA Air inlet Air inlet 4 Air outlet ES Ma Compressor Inside of unit Air outlet Compressor Inside of unit AU282AHERA AU362AHERA AU36NAHERA Compressor Inside of unit AU422AIERA AU42NAIERA _ II AU522AIERA AU52NAIERA Air outlet y Compressor Inside of unit Safety Cautions Carefully read the following information in order to operate the air conditioner correctly Below are listed three kinds of Safety Cautions and Suggestions WARNING Incorrect operations may result in severe consequences of death or serious injuries CAUTION Incorrect operations may result in injuries o
8. The pressure does not drop passed The pressure drops check the leaking point From pressurizing to 24 hours later each 1 difference of ambient temperature will make 0 01MPa 0 1kg cm g pressure change It shall be corrected during test Checking the leaking point e In the first to third test steps if the pressure drops check the leakage in each joint use sense of hearing feeling and soap water etc methods to find the leaking point After confirming the leaking point welding it again or tighten the nut tightly again 18 Installation Procedure Refrigerant piping en en neen GAS Liquid stop valve MD Detach the service portis cap of 3 way valve the valve rod s cap for 2 way valve and 3 way valves connect the service port into the projection of charge hose low for gaugemanifold Then connect the projection of charge hose center for gaugemanifold into vacuum pump Gas stop valve Open the handle at low in gaugemanifold operate O vacuum pump If the scale moves of gause low reach sQ Open 2 vacuum condition in a moment check Dagain a TA 3 Vacuumize for over 15min And check the level gauge which should read 0 1MPa 76 cm Hg at low pressure side After the completion of vacuumizing close the Z O handle Lo in the vacuum pump Check the condition of gt Close ae QR the scale and hold it for 1 2min If the scale moves back No in sp
9. U242AGERA AU282AHERA AU362AHERA AU36NAHERA Liquid pipe D 9 52x0 8mm Gas pipe P 15 88x1 0mm AU422ATERA AU42NAIERA AU522AIERA AU52NAIERA Liquid pipe D 9 52x0 8mm e Install the removed flare nuts to Gas pipe the pipes to be connected then P 19 05x1 0mm flare the pipes 3 Limitations for one way piping length and vertical height difference mi Vertical height difference Model 5 ae Ome way piping lengit between indoor and outdoor AU122AEERA less than 20 m less than 15 m AU182AFERA AU242AGERA AU282AHERA less than 30 m less than 15 m AU362AHERA AU36NAHERA AU422AIERA _ AU42NAIERA less than 50 m less than 30 m AUS522AIERA AU52NAIERA Precautions for refrigerant piping Do not twist or crush piping Be sure that no dust is mixed in piping Bend piping with as wide angle as possible Keep insulating both gas and liquid piping Check flare connected area for gas leakage 4 Piping connection e Connecting method indoor unit Apply refrigerant oil at half union as large and flare nut To bend a pipe give the roundness as possible not to crush the pipe When connecting pipe hold the pipe centre to centre then screw nut on by hand refer to Fig Be careful not to let foreign matters such as sands enter the pipe Forced fastening without centering may damage the threads and cause a gas leakage Pipe diameter Zp MD Ng la Fastening torque
10. an be handled in almost the same mammer as a single refrigerant such as R22 Howerver if the refrigerant is removed in the vapor phase the composition of the refrigerant in the cylinder will somewhat change Remove the refrigerant in the liquid phase Additional refrigerant may be added in case of a refrigerant leak 12 Installation Procedure Installation of outdoor unit 1 Accessories Edging Edging for protection of electric wires from an opening edge f 2 Selection of the place of installation Select the place of installation satisfying the following conditions and at the same time obtain a consent from the client or user e Place where air circulates e Place free from heat radiation from other heat sources Place where drain water may be discharged Place where noise and hot air may not disturb the neighborhood Place where there is not heavy snowfall in the winter time Place where obstacles do not exist near the air inlet and air outlet Place where the air outlet may not be exposed to a strong wind Place surrounded at four sides are not suitable for installation A 1m or more of overhead space is needed for the unit Mount guide louvers to place where short circuit is a possibility e When installing several units secure sufficient suction space to avoid short circuiting 1 Open space requirement around the unit Note ir inlet st l Vrair inlet gt L 1 Fix the parts with screws 2500
11. ccidents Use discharge pipe correctly to ensure efficient discharge Incorrect pipe use may cause water leaking Safety Cautions Warning Have the unit professionally installed eImproper installation by an unqualified person may result in water leak electric shock or fire Be sure to carefully follow each step in this handbook when installing the unit eImproper installation may result in water leak electric shock smoke or fire Place the unit on a stable level surface that withstands the weight of the unit to prevent the unit from tipping over or falling causing injury as a result Have all electrical work performed by a licensed electrician according to the local regulations and the instructions given in this manual Secure a circuit designated exclusively to the unit Only use specified cables for wiring Securely connect each cable and make sure that the cables are not straining the terminals eImproper installation or a lack of circuit capacity may cause the unit to malfunction or present a risk of electric shock smoke and fire eCables not connected securely and properly may generate heat and cause fire Securely attach the terminal cover panel on the unit Take necessary safety measures against typhoons and earthquakes to prevent the unit from falling over elf installed improperly dust and or water may enter the unit and pre
12. cts should not be no less than 3mm Such means for disconnection must be incorporation in the fixed wiring e The distance between its two terminal blocks of indoor unit and outdoor unit should not be over 5m If exceeded the diameter of the wire should be enlarged according to the local wiring standard e A leakage breaker must be installed 20 Installation Procedure Electric wiring 2 Wiring connection Make wiring to supply power to the outdoor unit so that the power for the indoor unit is supplied by terminals For the detailed wiring connection with the indoor units see the corresponding indoor operation and instruction manual For AUI22AEERA AU182AFERA AU242AGERA AU282AHERA AU362AHERA AU422AIERA AU522AIERA To tt 7 ourpoor ust ING BO se TERMINAL BLOCK TIL TITI lye POWER SUPPLY 1PH 220 230V 50Hz For AU36NAHERA AU42NAIERA AU52NAIERA To Indoor Unit LIN Y G OUTDOOR UNIT __ TERMINAL BLOCK if FIG 2 POWER SUPPLY 380 400V 3N 50Hz WARNING INTERCONNECTING WIRES MUST BE WIRED ACCORDING TO FIG 1 FIG 2 INCORRECT WIRING MAY CAUSE EQUIPMENT DAMAGE 3 Wiring procedure 1 Remove set screws on the side before taking off the front panel toward the direction shown in figure 2 Connect wires to the terminal block correctly and fix the wires with a wire clamp equipped nearby the terminal block 3 Route the wires in a proper way and penetrate the wires through the opening for electric wiri
13. e local standards Airtightness Test No changes from the conventional method Note that a refrigerant leakage detector for R22 or R407C cannot detect R410A leakage Halide torch R22 or R407C leakage detector Items to be strictly observed 1 Pressurize the equipment with nitrogen up to the design pressure and then judge the equipment s air tightness taking temperature variations into account 2 When investigating leakage locations using a refrigerant be sure to use R410A 3 Ensure that R410A is in a liquid state when charging Reasons 1 Use of oxygen as the pressurized gas may cause an explosion 2 Charging with R410A gas will lead the composition of the remaining refrigerant in the cylinder to change and this refrigerant can then not be used Vacuuming 1 Vacuum pump with check valve A vacuum pump with a check valve is required to prevent the vacuum pump oil from flowing back into the refrigerant circuit when the vacuum pump power is turned off power failure It is also possible to attach a check valve to the actual vacuum pump afterwards 2 Standard degree of vacuum for the vacuum pump Use a pump which reaches 65Pa or below after 5 minutes of operation In addition be sure to use a vacuum pump that has been properly maintained and oiled using the specified oil If the vacuum pump is not properly maintained the degree of vacuum may be too low 3 Required accuracy of the vacuum gauge Use a vacuum gauge that can mea
14. en installing the unit in a small room safeguard against hypoxia that results from leaked refrigerant reaching the threshold level eConsult the dealer for necessary measures to take When relocating the air conditioner consult the dealer or a specialist eImproper installation may result in water leak electric shock or fire After completing the service work check for a refrigerant gas leak elf leaked gas refrigerant is exposed to a heat source such as fan heater stove and electric grill noxious gases may form Only use specified parts e Have the unit professionally installed Improper installation may cause water leak electric shock smoke or fire Precautions for handling Units for Use with R410A Caution Do not use the existing refrigerant piping eThe old refrigerant and refrigerator oil in the existing piping contain a large amount of chlorine which will cause the refrigerator oil in the new unit to deteriorate eR410A is a high pressure refrigerant and the use of the existing piping may result in bursting Keep the inner and outer surfaces of the pipes clean and free of contaminants such as sulfur oxides dust dirt shaving particles oils and moisture eContaminants inside the refrigerant piping will cause the refrigerant oil to deteriorate Use a vacuum pump with a reverse flow check valve elf other types of valves are used
15. er Air Conditioner Electric Co Ltd Address Haier Garden Qianwangang Road Economic Development Zone Qingdao Shandong 266500 P R China Web Site http www haier com
16. erant cycle will cause the refrigerating machine oil to deteriorate Only use R410A refrigerant e A large amount of mineral oil will cause the refrigerating machine oil to deteriorate eThe use of refrigerants containing chlorine i e R22 will cause the refrigerant to deteriorate Use lipuid refrigerant to charge the system e Charge the unit with gas refrigerant will cause the refrigerant in the cylinder to change its composition and will lead to a drop in performance Before Installing the Unit Warning Do not install the unit in a place where there is a possibility of flammable gas leak When installing the unit in a hospital take necessary measures against noise e Leaked gas accumulated around the unit may start a fire Do not use the unit to preserve food animals plants artifacts or for other special purposes e High frequency medical equipment may interfere with the normal operation of the air conditioning unit or the air conditioning unit may interfere with the normal operation of the medical equipment e The unit is not designed to provide adepuate conditions to preserve the quality of these items Do not place the unit on or over things that may not get wet Do not use the unit in an unusual environment e The use of the unit in the presence of a large amount of oil steam acid alkaline solvents or special types of sprays ma
17. g Termina 25 Power Wiring Distribution Hole 580 340 15 Installation Procedure Installation of outdoor unit AU422ATERA AU42NAIERA AU522AIERA AUS2NAIERA 948 Power wiring Terminal AA mm 2 C la a pad 7 o I 7 Joel a 580 F delek 4 Refrigerant piping 1 Outline piping AU122AEERA AU182AFERA Flare connection Gas sips 3 way stop valve Indoor a AK Outdoor unit unit Liquid pipe Flare connection 2 w AU242AGERA AU282AHERA AU362AHERA AU36NAHERA AU422ATERA AU42NAIERA AU522AIERA AU52NAIERA i ay stop valve Flare connection 3 way stop valve Gas pipe pk Outdoor DK H Indoor unit unit 3 way stop valve Installation Procedure 2 Piping size AU122AEERA AU182AFERA Liquid pipe Refrigerant piping D 6 35x0 8mm Gas pipe P 12 7x1 0mm A
18. ite of tightening make flaring work again then return to the beginning of 3 Open the valve rod for the 2 way valve to and an angle 2973 way valve of anticlockwise 90 degree After 6 seconds close the 2 way valve and make the inspection of gas leakge G No gas leakage Fi In case of gas leakage tighten parts of pipe connection If leakage stops then proceed 6 After flaring work again and vacuumize steps fill up prescribed refrigerant from the gas cylinder Service port D 90 for 6 sec If it does not stop gas leakage discharge whole refrigerants from the service port Detach the charge hose from the service port open 2 way valve and 3 way Turn the valve rod anticlockwise until hitting lightly 2 way valve Ng NAG 3 way valve A LE 7 To prevent the gas leakage turn the service ports cap the valve rodis cap for 2 way valve and 3 way s a little more than the point where the torque increases suddenly CAUTION If the refrigerant of the air conditioner leaks it is necessary to make all the refrigerant out Vacuumize first then charge the liquid refrigerant into air conditioner according to the amount marked on the name plate 7 Charging amount of refrigerant When the total length L of the two indoor units connecting pipe is less than 5m it is unnecessary to charge additional refrigerant If the connecting pipe L exceeds 5m it shall charge Mg addi
19. ng on the side panel 9 Test run CAUTION THIS UNIT WILL BE STARTED INSTANTLY WITHOUT ON OPERATION WHEN ELECTRIC POWER IS SUPPLIED BE SURE TO EXECUTE OFF OPERATION BEFORE ELECTRIC POWER IS DISCONNECTED FOR SERVICING e This unit has a function of automatic restart system after recovering power stoppage 21 Installation Procedure Electric wiring 1 Before starting test run for all Heat pump models Confirm whether the power source breaker main switch of the unit has been turned on for over 12 hrs to energize the crankcase heater in advance of operation 2 Test run Run the unit continuously for about 30 minutes and check the following e Suction pressure at check joint of service valve for gas pipe e Discharge pressure at check joint on the compressor discharge pipe e Temperature difference between return air and supply air for indoor unit 10 Trouble display Trouble description Display of LED borad Analyze and diagnose LED 5 4 3 2 1 Spdu module failure 00001 Spdu module failure Abnormal of DC moter 00010 Jam of DC motor or motor failure Communication error between indoor and outdoor 00011 Communication fail over 4min unit Compressor discharging temprerture protection 00100 Compressor discharging tempreature over 120 centigrade Spdu module over current protection 00101 Current of spdu module over 21A last 4set Abnormal of outdoor ambietn sensor 00110 Outdoor ambietn sensor short circuit or open circ
20. odel A rated capacity A minimum breaker current AU122AEERA a AU182AFERA 1 40 26 2 5mm 40A 30mA AU242AGERA AU282AHERA 1 60 40 4 0mm 60A 30mA AU362AHERA A 60 40 6 0mm 60A 30mA AUS22AIERA eee o3 30 20 2 5mm 30A 30mA AU42NAIERA AUS2NAIERA 3 30 20 4 0mm 30A 30mA e If the supply cord is damaged it must be replaced by the manufacturer or its service agent or a similar qualified person e If the fuse of control box is broken please change it with the type of T25A 450VAC if the fuse of control PC board is broken please change it with the type of T3 15A 250VAC The wiring method should be in line with the local wiring standard e The power cable and connecting cable should be self provided For AU122AEERA AU182AFERA the power cable should be HOSRN F 3G 2 Smm For AU242AGERA AU282 362AHERA the power cable should be HOSRN F 3G 4 Omm2 For AU422 522AIERA the power cable should be HOSRN F 3G 6 Omm For AU36NAHERA AU42NAIERA the power cable should be HO7RN F 5G 2 5mm For AUS2NAIERA the power cable should be HO7RN F 5G 4 0mm2 e The connecting cable should be HOSRN F 4G 0 75mm2 All the cables shall have got the European authentication certificate During installation when the connecting cables break off it must be assured that the grouding wire is the last one to be broken off e The breaker of the air conditioner should be all pole switch and the distance between its two conta
21. or hot and may subject the person to frost bites or burning Do not operate the unit without air filters eDust particles in the air may clog the system and cause malfunction Do not operated the unit without panels and safety guards in their proper places eThey are there to keep the users from injury from accidentally touching rotating high tempreture or high voltage parts Read Before Installation Items to Be Checked lt 1 gt Verify the type of refrigerant used by the unit to be serviced Refrigerant Type R410A lt 2 gt Check the symptom exhibited by the unit to be serviced Look in this sercice handbook for sympeoms relating to the refrigerant cycle lt 3 gt Be sure to carefully read the Safety cautions at the beginning of this document lt 4 gt If there is a gas leak or if the remaining refrigerant is exposed to an open flame a noxious gas hydrofluoric acid may form Keep workplace well ventilated CAUTION e Install new pipes immediately after removing old ones to keep moisture out of the refrigerant circuit e Chloride in some types of refrigerants such as R22 will cause the refrigerating machine oil to deteriorate Necessary Tools and Materials Prepare the following tools and materials necessary for installing and servicing the unit Necessary tools for use with R410A Adaptability of tools that are for use with R22 and R407C
22. ource to avoid the risk of electric shock e Without a breaker for current leakage there is a risk of electric shock smoke or fire When installing draining pipes follow the instructions in the manual and make sure that they properly drain water so as to avoid dew condensation eJf not installed properly they may cause water leaks and damage the furnishings Use breakers and fuses electrical current breaker remote switch lt switch Type B fuse gt molded case circuit breaker with a proper current capacity The use of large capacity fuses steel wire or copper wire may damage the unit or cause smoke or fire Properly dispose of the packing materials eThings such as nails may be included in the package Dispose of them properly to prevent injury Plastic bags present a choking hazard to children Tear up the plastic bags before disposing of them to prevent accidents Before the Test Run Do not operate switches with wet hands to avoid electric Do not turn off the power immediately after stopping the unit Do not touch the refrigerant pipes with bare hands during and immediately after operation e Allow for at least five minutes before turning off the unit otherwise the unit may leak water or experience other problems e Depending on the state of the refrigerant in the system certain parts of the unit such as the pipes and compressor may become very cold
23. r machine damages in some cases may cause serious consequences INSTRUCTIONS These information can ensure the correct operation of the machine Symbols used in the illustrations Indicates an action that must be avoided Indicates that important instructions must be followed Indicates a part which must be grounded G Beware of electric shock This sumbol is displayed on the main unit label gt After reading this handbook hand it over to those who will be using the unit gt The user of the unit should keep this mamual at hand and make it available to those who will be performing repairs or relocating the unit Also make it available to the new user when the user changes hands Be sure to conform with the following important Safety Cautions WARNING If any abnormal phenomena is found Don t dismantle the outlet of the e g smell of firing please cut off the outdoor unit power supply immediately and contact e The exposure of fan is very dangerous the dealer to find out the handling whichmay harm human beings method In such case to continue using the conditioner will damage the conditioner and may cause electrical shock or fire When need maintenance and repairment After a long time use of air conditioner call dealer to handle it the base should be checked for any e Incorrect maintenance and repairment damages may cause water leak electrical shock If the damaged base is not repaired
24. sent a risk of electric shock smoke or fire Do not make any changes or modifications to the unit In case of problems consult the dealer elf repairs are not made properly the unit may leak water and present a risk of electric shock or it may produce smoke or cause fire Only use refrigerant R410A as indicated on the unit when installing or relocating the unit eThe use of any other refrigerant or an introduction of air into the unit circuit may cause the unit to run an abnormal cycle and abnormal cycle and cause the unit to burst Safety Cautions Warning Do not touch the fins on the heat exchanger with bare hands they are sharp and dangerous In the event of a refrigerant gas leak provide adequate ventilation to the room eJf leaked refrigerant gas is exposed to a heat source noxious gases may form With All Fresh type air cinditioners outdoor air may be directly blown into the room upon thermo off Take this into consideration when installing the unit eDirect expesure to outdoor air may present a health hazard and it may also cause food items to deteriorate Do not try to defeat the safety features of the devices and do not change the settings eDefeating the safety features on the unit such as the pressure switch and temperature switch or using parts other than the dealer or specialist may result in fire or explosion Wh
25. sure up to 650Pa Do not use a general gauge manifold since it cannot measure a vacuum of 650Pa 4 Evacuating time Evacuate the equipment for 1 hour after 650Pa has been reached After envacuating leave the equipment for 1 hour and make sure the that vacuum is not lost 5 Operating procedure when the vacuum pump is stopped In order to prevent a backflow of the vacuum pump oil open the relief valve on the vacuum pump side or loosen the charge hose to drawn in air before stopping operation The same operating procedure should be used when using a vacuum pump with a check valve 11 Read Before Installation SSS EE Ee Charging Refrigerant R410A must be in a liquid state when charging Reasons 1 R410A is a pseudo azeotropic refrigerant boiling point R32 52 R125 49 and can roughly be handled in the same way as R22 however be sure to fill the refrigerant from the liquid side for doing so from the gas side will somewhat change the composition of the refrigerant in the cylinder Note In the case of a cylinder with a syphon liquid R410A is charged without turning the cylinder up side down Check the type of cylinder before charging Remedies to be taken in case of a refrigerant leak When refrigerant leaks additional refrigerant may be charged Add the refrigerant from the liquid side Characteristics of the Conventional and the New Refrigerants Because R410A is a simulated azeotropic refrigerant it c
26. the vacuum pump oil will flow back into the refrigerant cycle and cause the refrigerator oil to deteriorate Do not use the following tools that have been used with the conventional refrigerants prepare tools that are for exclusive use with R410A Gauge manifold charging hose gas leak detector reverse flow check valve refrigerant charge base vacuum gauge and refrigerant recovery equipment elf refrigerant and or refrigerant oil left on these tools are mixed in with R410 or if water is mixed with R410A it will cause the refrigerant to deteriorate eSince R410A does not contain chlorine gas leak detectors for conventional refrigerators will not work Safety Cautions Caution Store the piping to be used during installation indoors and keep both ends of the piping sealed until immediately before brazing keep elbows and other joints wrapped in plastic Do not use a charging cylinder eThe use of charging cylinder will change the composition of the refrigerant and lead to power loss e If dust dirt or water enters the refrigerant cycle it may cause the oil in the unit to deteriorate or may cause the compressor to malfunction Exercise special care when handling the tools Use a small amount of ester oil ether oil or alkylbenzene to coat flares and flange connections An introduction of foreign objects such as dust dirt or water into the refrig
27. tional refrigerant per meter That is Refrigerant charging amount L 5 x M g For AUI22AEERA AU182AFERA M 30 For AU242AGERA AU282AHERA AU362AHERA AU36NAHERA AU422AIERA AU42NAIERA AU522AIERA AU52NAIERA M 50 e Only in COOLING operation can charge the additional refrigerant e When charging the refrigerant shall be charged from the charging nozzle of low pressure vavle e Be carefull when charging refrigerant do not let the air mix into the system and must charge the additional refrigerant in liquid condition 19 Installation Procedure Electric wiring 8 Electric wiring WARNING DANGER OF BODILY INJURY OR DEATH TURN OFF ELECTRIC POWER AT CIRCUIT BREAKER OR POWER SOURCE BEFORE MAKING ANY ELECTRIC CONNECTIONS GROUND CONNECTIONS MUST BE COMPLETED BEFORE MAKING LINE VOLTAGE CONNECTIONS 1 Selection of size of power supply and interconnecting wires Precautions for Electric wiring e Electric wiring work should be conducted only by authorized personnel e Do not connect more than three wires to the terminal block Always use round type crimped terminal lugs with insulated grip on the ends of the wires e Use copper conductor only Select wire sizes and circuit protection from table below This table shows 20 m length wires with less than 2 voltage drop Item Circuit breaker Power source Earth leakage breaker Phase Switch breaker Overcurrent protector wire size Switch Leak M
28. uit last 3sec Abnormal of piping sensor or suction sensor 00111 Piping sensor or suction sensor short circuit or open circuit last 3sec High pressure protection 01000 System high pressure over 4 5Mpa Abnormal of compressor discharge sensor 01001 Compressor discharge sensor short circuit or open circuit The power supply is not the 50Hz 01010 The power supply is not the 50Hz Eeprom failure Outdoor main board eeprom fail Compressor JAM Inner compressor is abnormal Compressor vibration abnormal Compressor vibration abnormal when Compressor start up abnormal Rotor of inner compressor is malposition 10010 Rotor of inner compressor is malposition when start up Position inspect circuit failure 10011 Position inspect circuit failure of spdu module Compressor failure 10100 Compressor failure Compressor suction sensor over high 10101 In operation the suction temperature over 40 centigrade Communication error between main board and 10110 Communication error between main spdu module board and spdu module Spdu module temperture protection 10111 Spdu module temperture is too high Low pressure protection 11000 System low pressure under 0 15Mpa Note For display of LED board the number 1 mean the LED is light the number O mean the LED is OFF User should not to change the dip switch of LED board Please consult the operation and instrucion to get detailed information about outdoor unit trouble 22 HAIER GROUP Qingdao Hai
29. y lead to a remarkable drop in performance and or malfunction and presents a risk of electric shock smoke or fire e The presence of organic solvents corroded gas such as ammonia sulfur compounds and acid eWhen humidity level exceeds 80 or when the drainage system is clogged indoor units may drip water Installation of a centralized drainage system for the outdoor unit may also need to be considered to prevent water drips from the outdoor units may cause gas or water leak Safety Cautions Before installing Relocating the Unit or Performing Electric Work Caution Ground the unit e Do not comnect the grounding on the unit to gas pipes water pipes lightning rods or the grounding terminals of telephones Improper grounding presents a risk of electric shock smoke fire or the noise caused by improper grounding may cause the unit to malfunction Do not spray water on the air conditioners or immerse the air conditioners in water Water on the unit presents a risk of electric shock Make sure the wires are not subject to tension Periodically check the platform on which is placed for damage to prevent the unit from falling f the unit is left on a damaged plarform it may topple over causing injury e If the wires are too taut they may break or generate heat and or smoke and cause fire Install a breaker for current leakage at the power s
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