Haier HPU-90CA03T3 User's Manual
Contents
1. There might be certain power consumption even if unit is stopped e Clean air filter and indoor unit cover outdoor unit after cleaning Before season maintenance e Check if there are obstacles at inlet and outlet of indoor and outdoor unit whick will reduce unit efficiency Don t fail to attach air filter after making sure it is cleaned Dust will enter into unit causing damages or faults if it is running without air filter To protect compressor at start please connect external power supply to the unit 12 hrs prior to starting Also please keep the power supply switch ON during the whole season fi Trouble shooting Followings are not problems Sound of water flowings are not problems Sound of cracking is heard Smells are generated During operation white fog or steam z g operation wn g comes out of indoor unit In cooling operation unit switches to fan operation Unit will not restart after stop Won t start No outlet air or fan speed can t be changed in dry mode In heating operation water or steam are blown out of indoor unit In heating operation indoor fan won t stop even if unit is stopped During unit start and operation or at stop a swishing or gurgling noise may be heard This noise is generated by refrigerant flowing in the system During unit operation a cracking noise may be heard This noise is generated by the casing expanding or shrinki2. Matters needing attention Never use oxygen flamable and poisonous gases for the leak test Low pressure High pressure auge gauge 8 I t t ndoo Outdoor Gauge distributor Solder joint Tightly Solder closed SNL ey joint Indoor unit o E a Oo nS E eee S on Z Z Detailed diagram of the three way valve Outdoor unit Three way valve fully closed liquid side To the gauge distributor Gas side three way valve Liquid side three way valve Gas side access hole Liquid side access hole To the unit Field tube installation Field tube installation Step 1 Charge for more than 3 minutes under 0 3MPa 3 0kg cm2g Step 2 Charge for more than 3 minutes under 1 5MPa 15kg cm2g Serious leakage may be found Step 3 Charge for more than 24 hours under 3 0MPa 30kg cm2g Small leakage may be found Check for pressure decrease Without pressure decrease Pass With pressure decrease Check for leakge There will be a 0 01MPa 0 1kg cm g pressure change for every 1 C ambient temperature change during the 24 hour pressure charge It should be corrected during the test 23 i Installation procedure Outdoor unit Check for leakage In the case of pressure decrease during steps 1 to 3 check the joints with the ear hand or soapsuds for leakage Repair it by welding or tighten the connecting nut up Vacuum Pumping
3. Use vacuum pump to evacuate the air Never use the refrigerant for the evacuation Drain off the nitrogen gas after the leak test and then connect the vacuum pump as shown in the figure below The vacuum pumping must be done from both the liquid and gas inlets Low pressure High pressure gauge gauge Three way valve fully indoor Duidaor Gauge distributor Solder joint Tightly closed joint 1 D ee K Access hole Indoor unit Relief valve 6 4 Copper pipe Outdoor unit Three way valve fully closed liquid side Nitrogen bottle Detailed diagram of the three way valve To the gauge distributor Gas side three way valve Liquid side three way valve Gas side access hole Liquid side access hole D To the unit Field tube installation Field tube installation Use a vacuum pump with high degree of vacuum below 755mmHg and large volume displacement above 40L min The pumping time depends on the length of the connecting pipe Generally it takes about 2 3 hours Make sure that the Y shaped valves on both the gas and liquid sides are closed before pumping If the vacuum can no reach 755mmHg within 2 hours continue pumping for another 1 hour If the vacuum can no reach 755mmHg after more than 2 hour s pumping close the valves V and V onthe gauge distributor and stop pumping One hour later check the vacuum again If the vacuum has
4. Avoid up and down waves in drain hose Indoor unit Down x Bad If humidity is high drain pipe especially in room and indoor unit must be covered with insulation material 18 WB Installation procedure Indoor unit Main points of installation refrigerant pipe Please install the gas pipe and liquid pipe according to the following shown method Please remove the cover piece on the gas pipe and the screw cap on the liquid pipe oa Please connect the connecting pipes between indoor and outdoor unit according to the following method a When introducing the pipe from right side Use attached accessory lt A gt to connect the on the spot connecting pipe and gas pipe A B b When introducing pipe from rear side or left side Use attached accessory lt A gt to connect the on the spot connecting pipe and gas pipe After finishing connection of connecting pipe please do thermal insulation treatment by using the attached thermal insulation material Otherwise it may cause water leakage 19 I Installation procedure Outdoor unit Outdoor unit 1 GENERAL They can be mounted on a slab or rooftop It is important to consult your local code authorities at the time the first installation is made Check following points before attempting any installation e Structural strength of supporting members e Clearances and provision for servicing e Power supply and
5. It can not be used in other purpose Do not use the air conditioner in some specific purpose such as storage or protect food animals plants precise instrument and artwork otherwise the quality of them may be declined I Maintenance Disconnect power supply Don t touch it with wet Don t wash with hot water hand or solvent to clean the unit Remove air inlet grille First cut off the power supply then turn the embedded part of air inlet grille upwards finally use cross shaped screwdriver to screw off the screw Air filter cleaning Use water or vacuum cleaner to clean it If it is extremely dirty wash it with neutral detergent or soap water Wash it with clean water and install 7 it after complete dry Caution Don t use hot water over 40 C as this may cause damage to air filter e Wipe air filter carefully Indoor and outdoor cleaning Clean it with warm and wet cloth or with neutral detergent then wipe it dry with clean and soft cloth If air conditioner is very dirty clean it with cloth soaked in neutral detergent then wipe off the detergent with clean water Don t use water higher than 40 which will cause discoloring and deformation e Don t use insecticide or other chemical detergents a Maintenance After season maintenance Let the unit run in Fan mode for half a day ina fine weather to dry completely the unit inside e Turn off the unit and pull out power plug
6. changed it means there is a leakage Repair it After the above steps replace the vacuum pump with the refrigerant pump and refill refrigerant 24 I Installation procedure Outdoor unit Adding refrigerant e Refrigrant must be added in liquid state Containers for R22 refrigerant must be marked e Refrigerant bottle swith or without a siphon with R22 tube can be refilled with refrigerant upright R22 refrigerant cannot share the same or upside down Respectively instrument distributor and filling pipes Refrigerant charge After finished vacuum the system charge the vacuum to the refrigerant pump chargeing the refrigerant Calculation of the refrigerant charge Note when unit shipping out of the factory charge the refrigerant not including the connstruction procedure charged parts The calculation of the refrigerant charging When the connection pipe L lt 5 meters not need to add refrigerant If the connection pipe L gt 5 meters we need recharge the 60g refrigerant per add 1 meter That is the quantity of refrigerant charging L 5 60 g Refill refrigerant When the outdoor valve is shut fill the refrigerant from the access hole at the gas and liquid sides If the required filling is impossible open all the gas and liquid valves then slightly shut the gas valve run the compressor and fill the refrigerant from the access hole at the gas side Now adjust the gas valve to control the refrigerant flow which will be gasifie
7. your health e The airflow cannot directly blow to the pets and plants Otherwise pets and plants may be hurt The room should often ventilate After a long time of using air conditioner the room must be ventilated e Do not keep the doors and windows Otherwise it may lower the efficiency of e Television radio and acoustics etc equipment should keep over 1m from indoor unit and wire controller disturb the image and cause noise e Do not put any drying the indoor unit The heat may cause the deformation of open the air conditioner Otherwise they may devices under indoor unit e If do not use the air conditioner for a long time it is necessary to cut off power ao If do not cut ey o off power the Tjo ra unit may consume power In order to protect the unit before using the air conditioner again turning on the power at least 12 hours in advance The windows should be hung with curtains or blinds Do not let the sun shine directly shine in the room do not let the outdoor air enter room The articles must keep dry cannot be put under the indoor unit When the humidity is over 80 or the drainage outlet is blocked the indoor unit may drop water Do not put articles around the air inlet and outlet This kind of obstacle can lower the efficiency of the air conditioner or cause unit trouble The air conditioner can only be used in air conditioning
8. Cabinet unit Operation Manual HPU 90CA03T3 CONTENTS Cooling Unit Name of Parts l Parts and Functions 2 Operation points 3 HHHH Safety Precautions 4 Operation 5 6 Users Attention 7 Maintenance 8 9 Trouble shooting 10 When problems occur _ 11 When troubles occur 12 Installation instruction __ 13 14 Installation procedure ______ 15 26 Others 27 28 No 0150504455 A Mi Name of Parts Outlet grill Operation panel Inlet grill __ gt Outdoor uni Air outlet Bees Air inlet W w Air inlet Note e Open the power switch 12 hours before the unit running Do not cut off the power when short time stop the unit like one day and one night this is to protect the compressor e Do not block the air inlet and air outlet otherwise the performance of the air conditioner may be lowered and it will make the protection device act e This is a cooling only unit all the description about heating function is no meaning for this unit e Do not let the ID unit s outlet grill at downward position for a long time when the unit runing at cooling or drying mode Otherwise the water may be fall off from the outlet grill I Parts and Functions MODE _ TEMPA TEMPW__ FAN ON OFF TE SA Sa a 1 Power ON OFF Button Used for unit start or stop 2 FAN Button Used to select fan spe
9. LOW OUTDOOR UNIT A i B 1 OUTDOOR UNIT LIQUID LINE INVERTED LOOP LIQUID LINE 30m MAX OUTDOOR UNIT B 2 21 I Installation procedure Outdoor unit e Only refrigeration grade copper piping dehydrated and sealed should be used Take extreme care to keep the refrigerant tubing clean and dry prior to and during installation If in doubt blow out the tubing with dry nitrogen to remove any chips or debris before connection Always keep tubing sealed until it is in place and the connections are to be made Refrigerant piping should be as short as possible with a minimum of elbows or bends to avoid capacity loss and increased operating costs e Refrigerant lines must be adequately supported If metal strapping is used to secure the tubing do not allow the strapping to directly contact the tubing Use a closed cell insulation to separate the strapping from the tubing e Do not kink or twist the tubing e Refrigerant piping should not be installed in a cement slab as this limits access to the refrigerant should a leak be suspected e To ensure good oil return to the compressor it is important to pitch the horizontal suction line toward the compressor approximately 1 2 for every 10 of line The maximum connection pipe is 50m the maximum drop different between indoor unit and outdoor unit is 30m Line Insulation Suction line requires insulation in order
10. allation manual specified If installation is not proper water leakage electric shock fire and other accidents will occur Install the air conditioner to a place where can definitely stand its weight The air conditioner can not be installed on a nonmetal bracket such as theft guard net Places not firm enough will cause drop down of unit resulting in body hurt The installation work shall be preventive to typhoon and earthquake If the installation work is not met with the requirements overturn of the unit will occur resulting in accidents Using the specified cable to do wiring work and connecting firmly and properly Fix the connecting part of the terminals to prevent it from the external force Improper connection and fixing will cause heating and fire etc accidents Wiring shall be kept in correct shape avoiding extrusion After installation the electric box cover and the external panel shall not nip the wire Improper installation will cause heating and fire etc accidents When setting or moving the air conditioner do not let the air and things alike get into the refrigeration system except the specified refrigerant R22 If air and other things enter abnormal high pressure will occur which easily cause break and body injuries etc accidents When installing do use the accessories or specified parts If not using the parts specified by our company water leakage electric shock fire and refrigerant leakage will occur Do not lead t
11. d risk it must be replaced by the manufacturer or their specific repair department or similar professional worker Wiring method 1 The wiring method of orbicular terminal For the connection wire which end is orbicularterminal its wiring method is as the right figure shown Dismantle the screw and put it through the ring at the end of the connection wire then connect it to the terminal block The wiring method of orbicular terminal and tighten the screw A Wrong pressing eo t 2 The wiring method of straight terminal For those cone ee connection wires whose end are not orbicular terminals Terminal block T their wiring method is Loosen the connecting screw Loon LEET mE il insert the end of the wire directly into the terminal block se e iep 5 and then tighten screw Pull the wire outwards slightly pa to confirm it is held tightly Sketch map Terminal block of 3 Pressing method of connection wire indoor unit Ley v After wiring the connection wire must be pressed with TE 380 4000 AN SOR wire holding clamp The wire holding clamp should press eNe on the out cover of the connection wire As the right J213 16 OG fisure shown Terminal block of 8 Terminal block of outdoor unit Connect wire between indoor amp outdoor unit outdoor unit As
12. d during absorption by the system If there is insufficient refrigerant in the system caused by leaks refill it after the remaining refrigerant is recollected Open all valves Open all the valves of the outdoor unit Heat isolation of the pipes Separate isolation should be made for the liquid and gas pipes Materials used for the pipe isolation at the gas side must withstand above 120 C temperature 25 i Installation procedure Electric wiring Note e All the wires should be copper core wires e The power cable of indoor unit should be equipped according to the operation manua of indoor unit Before finishing vacuumizing the refrigerant pipe system do not supply power to indoor unit e When connecting the indoor amp outdoor wire check the number of the indoor amp outdoor terminals the terminals with the same number connected together with one wire eIncorrect wiring will damage the controller of the air conditioner or make the unit work abnormally eThe air conditioner must use special power circuit and special air switch 40A groundign wire The wiring work should be done by a qualified electrician according to the national wiring rule e The creepage breaker must be installed The grounding line and the neutral line of the receptacle must be strictly separated It is incorrect to connect the neutral line with the grounding line e The connection type of power cord is Y connection If the soft power cord is damaged to avoi
13. door unit pipe connecting e Select the place far away from heat source vapor source and direct sunshine to avoid the causing of the trouble in operation parts and the deformation of the casing e Select the place where the cool air or warm air can evenly spread to every corner of the room e Select the place near power receptacle leaving sufficient space around the unit Referring to installation diagram Avoid the following installation places Place with oil fog splash and much vapor e g mechanical plant and kitchen etc to prevent heat exchanger from performance lowering and plastic parts from corroding to damage e Place may generate or keep corrosive gas sulfur dioxide etc flammable gas diluent gasoline etc to prevent heat exchanger from corroding plastic parts from damage and flammable gas from causing fire accident e Hospital etc places near the machine generates electromagnetic wave or high frequency signal to prevent the mixed wave from causing wrong action of the control parts Place can be blown by the sea wind coastal area to prevent the casing and heat exchanger from corroding 3 Installation space Indoor unit please keep the spaces larger than the following dimension 5 Unit mm 50 600 15 i Installation procedure indoor unit Installation of indoor unit Selection of installation place Place where it is easy to route drainage pipe and outdoor piping Place away from heat sourc
14. e and with less direct sunlight Place where cool and warm air could be delivered evenly to every corner of the room Place near power supply socket Leave enough space around the unit refer to installation drawings Fixing of the unit 1 Position of the wall hole Wall hole should be decided according to installtion place and piping direction refer to installation drawings 2 Making a wall hole Drill a hole of 7Omm dia with a little slope towards outside Install piping hole cover and seal it with putty after installation INDOOR OUTDOOR UNIT wall hole wall thinkness Fixing of indoor unit Cross section of wall hole To prevent it from fall off please fix the unit with fall prevention fitting at wall and L shaped metal at floor if Self tapping 4 all prevention fitting metal accessory Screw Wood screw Please install the whole unit horizontally with a slop of 1 degree at front and rear left and right L shaped metal accessory 16 I Installation procedure indoor unit Installation of fall prevention fitting metal Fix the fitting metal to the wall by screws so that there is no clearance between them With the unit set up vertically fix the fitting metal to the unit with screws while making an adjustment at the long portion of the hole so that there is no clearance between the upper surface and the fitting metal Installation of L shaped metal Fix to the unit by screws
15. ed AUTO LOW MID HIGH 3 TEMP Setting Button Used to set temperature Setting ranges 16 C to 30 C 4 MODE Button Used to select operation mode AUTO COOL DRY FAN HEAT 5 Operation MODE Display Mode Panel AUTO v COOL i DRY RY FAN gt HEAT 3 6 FAN SPEED Display Aa A pees AUTO Flash LOW MID HIGH 7 LOCK State Display 8 TEMPERATURE Display Used to display set temperature and room temperature a Operation points Operation of air conditioner Anti cold air blowing out When the ambient humidity is too high During Heating operation after starting the in COOLING or DEHUMIDIFYING unit the indoor fan motor will not rotate mode there may be water dropped in the immediately to prevent cold air from blowing air outlet out o 3 minute protection function Defrosting function If start the unit immediately only During Heating operation when frost formed on the after it is turned off the compressor heat exchanger of outdoor unit the air conditioner will start after 3 minutes have will defrost automatically for several minutes During elapsed to protect the compressor defrosting both the fan of indoor and outdoor unit do not run After finishing defrosting the air conditioner will automatically resume operation Change of fan speed Hint In COOLING mode the air sending is set at AUTO When the air conditioner when the indoor temperature i
16. emperature is lower than temperature setting unit will only run FAN operation In HEAT mode warm air will blow out after a short period of time due to cold draft prevention function In Auto mode unit will adjust fan speed according to room temperature automatically 5 2 Operation Fan Operation 1 Unit start Press ON OFF button to start your air conditioner Previous operation status appears on LCD except for TIMER SLEEP and SWING setting 2 Select operating mode Press MODE button At each press operation mode changes as follows Ta y M O M AUTO COOL DRY HEAT FAN 3 Adjust fan speed Press FAN button At each press fan speed changes as follows Air conditioner will run at the selected fan speed 4 Unit stop Press ON OFF button to stop unit About FAN mode When the air conditioner runs in FAN mode it is not possible to select AUTO FAN or to set temperature 5 Warning cooling only types are not with functions in heating mode Attention A Users e Do not press tightly with the LCD part of the wire controller to avoid damage of it e Set proper room temperature Not too low or high and make every peop le in the room Cooling is a eee feel 26 28 PEALE 2 comfortable l e Do not let the cold air blows directly to human body for a long time and do not make the room temperature drop too low Otherwise it may cause uncomfortable or bad to
17. frigerant can be reduced by shortening the distance between the indoor and outdoor units By reducing the capacity of the outdoor unit When outdoor unit be made up of several units the outdoor capacity of each system should reduce So the refrigerant content of system reduce 3 Install ventilation fans Users can install uninterrupted ventilation fans to keep the refrigerant density under the critical value If uninterrupted ventilation is impossible a combined fanning and alarming device should be installed in its stead through which immediate ventilation is possible when leak occurs See the figure below An example Ventilation fan and gas leak alariming device The gas leak alarming Vertilation opening device should be installed at refrigerant gas stagnation areas 28
18. he air condit apparatus indoor air must be v ff the power first ioner entilated frequently Do not perform cleaning when the indoor fan motor is rotating in high speed H It may cause fire or Insufficient ventilation may ca Creepage use the danger of lack of oxygen Do not use such equipment as a water heater Do not put the water containers etc around the indoor unit such as vase on the unit or the wire controller S E If the system is operated at the vicinity of such If the water enters equipment that generates steam condensed into the unit and damages water may drip during cooling operation or it the electric insulation material may cause Creepage or short circuit it may cause electric shock E Safety precautions when moving reinstalling and repairing the air conditioner A Warnin Do not refit the air conditioner When moving the air conditioner to another When repair is needed please installation place please contact the dealer contact your dealer or the professional installer Improper repair may Q cause water leakage Improper moving and reinstallation may cause electric shock and fire accident water leakage electric shock and fire accident Applicable ambient temperature range Maximum 32 C 23C Indoor Mirau 18 14C Cooling Maximum 52C 32 C Outdoor Minimum D 21C a Operation AUTO COOL HEAT and DRY Operation 1 Unit sta
19. he drain hose to drain where the sulfur gas may be involved Otherwise the poisonous gas will enter into the indoor During installation if refrigerant leakage occurs do the ventilation work immediately As soon as the refrigerant gas meets fire poisonous gas will be produce After installation confirm there is no leakage of refrigerant If the refrigerant gas enters into room and meet the air blowing heater heater or stove etc fire source the poisonous gas may be produced Do not install the unit in a place where the combustible gas may be leaked In any case the combustible gas leaks and accumulated around the unit fire accident will occur The drain hose should be correctly installed according to the installation manual to ensure smooth drainage and take proper heat preservation measure to prevent from dew Improper pipe installation may cause water leakage result in wet the indoor articles e Do heat insulation work to the refrigerant gas pipes and liquid pipes to reach the purpose of heat preservation If the heat insulation measure is not sufficient water generated by condensing dew will drip leading to wet the floor and indoor articles Do grounding work Do not connect the grounding wire to gas pipe tap lighting rod or telephone line Improper grounding will cause electric shock In some places the creepage breaker shall be installed If do not install the breaker electric shock may occur After electric installati
20. mal Code on wired controller Outdoor coil temp sensor abnormal or compressor discharge temperature protection abnormal E3 EO High Low pressureabnormal Communication malfunction between indoor PCB and wired controller Communication malfunction between indoor PCB and outdoor PCB The float switch malfunction 12 m Installation instruction Before installing do read this O Safety precautions carefully to guarantee the proper installation The below attentive matters are divided into L Warning and Note two parts When the wrong installation occur it is very possible death and severe injury and other serious accidents will happen For those items are listed in YA Warning part But even the items listed inf Note part can also cause serious accidents Above all both the two parts are very important contents related to safety so they must be obeyed After finishing the installation work do test run to verify everything is normal After that please explain the using and maintenance methods to the user Additionally give this installation manual and operation manual to the user and ask them to keep it properly The commissioned repair center shall do the installation work If you do the installation work by yourself the improper installation will cause water leakage electric shock fire and other accidents The installation work shall be in line with what the inst
21. n in heating mode Any doors or windows left Is there any direct sunlight in the room If there are unexpected heat Too many people in the room sources in the room If your unit still can t work properly after above mentioned checks or following problems occur please stop it immediately and contact your dealer e Fuses or circuit breakers often blow out e Water comes out in cooling dry operation Operation is abnormal or sound is heard If the fuse on PC board is broken please change it with the type of T 6 3A 250VAC 11 K When Troubles Occur Find the following troubles occur please stop the unit and cut off power then contact the after sales service worker ZA Warning If finding any abnormal phenomena e g smell of burnt please cut off power and ask help for after sales service personnel Ifstill use the air conditioner under this condition the unit may be damaged and maybe cause electric shock or fire etc accidents After taking the following measure please contact the commissioned service center The fuse and creepage breaker are often blown out Cut off power or the operation switch works abnormally In Cooling or Dehumidifying operation there is Cut off power and inform your water leakage commissioned service center Malfunction Error display Failure description Room temp sensor abnormal E1 Indoor coil temp sensor abnormal E2 Outdoor temp sensor abnor
22. ng because of temperatuer changes This is because the system circulates smells from the interior air such as the smell of cigarettes or the painting on the unit When unit is running at places like restaurant where dense edible oil fumeis always exist this will happen To prevent frost from accumulating on indoor heat exchanger unit will switch to fan operation for a while then resume cooling operation Though ON OFF button is set to ON unit won t resume cooling dry or heating operation in 3 min after it is stopped this is because of 3 min delay protection circuit V Please wait 3 minutes Unit will reduce fan speed repeatedly and automatically if room temp is too low in dry operation This occurs when frost accumulated on the outdoor unit is removed during defrosting operation After unit stops indoor fan will go on running until indoor unit cools down 10 I When problems occur Before ask for services please first check your unit against following Air conditioner won t start Is power supply switch Is city power supply normal turned on Is leakage current breaker activated This is very dangerous please Power supply disconnect power supply switch is not set immediately and contact your at ON dealer Are operation controlls Are there any obstacles at inlet adjusted correctly 5 or outlet grill as specified Is air filter too dirty Are horizontal louvers at up positio
23. on power on them to do electric leakage test 13 pa Installation instruction A Notice This manual can not include all kinds of conditions if you have new requirements and questions please contact with local Haier Sales Center A Warning Before installing the unit please read this manual carefully Improper installation may cause accidents and make unit damage or death Installation tools 1 Screw driver 2 Hacksaw 3 70mm dia hole core drill 4 Spanner dia 17 27mm 5 Spanner 14 17 27mm 6 Pipe cutter 7 Flaring tool 8 Knife 9 Nipper 10 Gas leakage detector or soap water 11 Measuring tape 12 Reamer 13 Refrigerant oil 14 Lead solder tool Standard accessories Following parts shall be field supplied Insulation material Putty 14 I Installation procedure 1 Before installation Before finishing installation do not throw the attached installation parts away e Confirm the route to carry the units to the installation place e Do not remove the package of the unit before carrying it to the installation place e When have to remove the package use a soft material or protection board with rope to lift the unit to prevent the unit from damage or bumping scrape 2 Selection of installation place e Select the firm place that will not influenced by vibration and can bear the weight of the unit e Select the place with easy drainage and place can perform out
24. perate unit according to this Manual Items to be checked during test run Please made a v in 1 L Are there any gas leakage O How is insulation at piping connection carried out O Are electric wires of indoor and outdoor unit firmly inserted into terminal block O Is electric wiring of indoor and outdoor securely fixed Oils drainage securely carried out O Is earth line grounding securely connected O Is power supply voltage abided by the code O Is there any noise O Is control display normal O Is cooling operation normal Lils room temp regulator normal 27 Wi Others 1 Calculation of refrigerant density Calculation will be made according to the following methods 1 Total refrigerant content of each system kg content of 1 outdoor system refilled refrigerant Content of 1 outdoor system Factory filled refrigerant Refilled refrigerant Filled content during installation according to the diameter and length of the liquid piping 2 Calculation of the minimum room space m 3 Calculation of refrigerant density Total refrigerant content Vianna oan space lt Refrigerant density 0 3 kg m 2 Preventive measures against excess of critical value 1 Make ventilation holes Ventilation holes should be built above and under the door The area of each hole should not be smaller than 0 15 of the room space Holes can be made directly in the wall 2 Reduce the filling content of refrigerant Filling content of re
25. rt Press ON OFF button unit starts Previous operation status appears on LCD except for TIMER SLEEP and SWING setting 2 Select operation mode Press MODE button At each press operation mode changes as follows a N ony Greer gt a Me ii AUTO COOL DRY HEAT FAN Then select AUTO runjor select COOL operation or select DRY operation or select HEAT operation or select FAN operation 3 Temperature setting Press TEMP button A Every time the button is pressed temp setting increases 1 C if the button is kept pressed temp setting will increase quickly v Every time the button is pressed temp setting decreases 1 C if the button is kept pressed temp setting will decrease quickly Set proper temperature 4 Adjust FAN button Press FAN button At each press fan speed changes as follows COOL operation starts when room temp is higher than temp setting Ultra low air flow 7 On reaching temp setting 5 Unit stop 2 unit will run in mild DRY mode Press ON OFF button unit stops w p 427 PS gt OS DD AUTO Flash LOW MID HIGH Temp setting 2 C Temp setting Air conditioner will run at the selected fan speed In FAN mode the temperature setting is not displayed on LCD and Auto Fan not available In DRY mode when room temperature becomes 2 C higher than temperature setting unit will run intermittently at LOW speed regardless of FAN setting When room t
26. s near the set temperature is in Heating mode it the fan speed will lower automatically In HEATING absorbs heat from mode when room temperature reaches the set temperature Outside and release to the compressor will stop running and the fan will change Indoors So the outdoor to LOW FAN or stop In DEHUMIDIFYING mode the fan temperature may affect speed will change automatically the Heating effect St Mi Safety Precautions A Notice The system should never be Do not put or use any Do not put the fire used for any other purposes spray near the air devices in the places than intended such as for conditioner and do not which the air from preservation of food flora directly spray to the air _ the air conditioner and fauna precision devices conditioner can directly blow or work of art S O SS It may cause the fire It may cause deterioration of Otherwise it may cause devices cannot burn the articles fire completely Do not install the system where the air Only use the proper specified fuse outlet may directly reach the flora and lt fauna i po P Q If use metal wire or copper wire to replace the fuse it may cause trouble It will not be good for their health and fire accident Do not use the pow When operating the system sim When cleaning please er switch to turn on ultaneously with a combustion stop the unit and cut o or off t
27. so that there is no clearance between the fitting metal and the unit After confirming that the unit has been set up vertically to the floor fix it to the floor by bolt E Piping connection 1 Connecting method Apply refrigerant oil at half union and flare nut To bend a pipe give the roundness as large as possible not to crash 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 sundries such as sands enter the pipe Forced fastening without centering may i damage the threads and cause a gas leakage Pipe dia Fastening torque Zo i Liquid pipe 12 7mm 1 2 42N m 17 I Installation procedure Indoor unit 2 Piping connection of indoor unit Arrangement of piping and drainage pipe After opening inlet grill you will see a control box as shown in the Fig Remove the cover before working Cut away with a hammer or a saw the lid for piping according to piping direction According to the piping method connect the piping on indoor unit with union of connecting pipe Arrange the piping as per the wall hole and bind drain hose connecting electric cable and piping together with polyethylene tape Insert the bound piping connecting electric cable and drain hose through wall hole to connect with outdoor unit Arrangement of drain hose e Drain hose shall be placed in under place e There should be a slope when arrange drain hose
28. the wiring diagram show to arrange the connection wire The power cable and connecting cable are self provided The power cable shoule be 5x6 0mm Note The terminal block s mark at the two ends of the the connecting cable should be 4x1 0mm connection wire should be corresponding one by one otherwise the air conditioner cannot work normally Selection of size of power supply and interconnecting wires Circuit breaker Earth leakage breaker Power source Switch breaker Overcurrent protector wire size Switch Leak A rated capacity A minimum breaker current HPU 90CA03T3 30mA 26 Others 1 Power supply The parameter of power cord is over 2 5mm e Air conditioner must use an exclusive line over 30A When installation air conditioner in a wet place try to use a circuit breaker against Current leakage e For installation in other places use circuit breaker as far as possible e The breaker of the air conditioner should be all pole switch and the distance between its two contacts should be no less 3 mm e Such means for disconnection must be incorporation in the fixed wiring 2 Pipe cutting and flaring Be sure to carry out deburring after pipe cutting with a pipe cutter e Insert flaring tool to make a flare WZ Liquid pipe 12 7mm 1 2 1 2 2 0 Correct Incorrect Lean Damaged flare Crack Partial Too outside Installation inspection and test run Please o
29. to prevent condensation from forming on the piping and to prevent heat gain caused by surrounding air Generally 3 8 wall thickness of Armflex or equivalent is satisfactory In severe application hot high humidity areas greater thickness may be required Apply the line insulation by sliding it on the sealed tuing before cutting and making connections Liquid line does not necessarily need insulation however if they are exposed to high ambient temperatures i e kitchen boiler rooms hot attics amp rooftop surface then they should be insulated Make sure to use the proper size tubing for the liquid line to prevent liquid refrigerant flashing to a vapor within the liquid line Do not allow the vapor line and liquid line to touch together This would cause an undesirable heat transfer resulting in capacity loss and increased power consumption Tubing connection CAUTION Use extreme caution in removing the caps from the suction and liquid line fittings as there is pressure present A fitting is on the liquid line to remove pressure CAUTION Condensing units are charged with refrigerant Condensing unit liquid and suction valves are closed to contain the charge within the unit Do not force the valve stem against the retaining ring If the valve stem is backed out past the retaining ring system pressure could force the valve stem out of the valve body and possibly cause personal injury 22 E Installation procedure Ouidooriai
30. trical connections are made from the service access area The most common application will find the unit best located about 10 from back wall with connection side facing the wall This application minimizes exposed tubing and wiring minimizing the space for youngsters to run around the unit with subsequent damage to the tubing or wiring In more confined application spaces such as corners provide a minimum of 10 clearance on all air inlet sides For service access to the compressor and control box allow 18 minimum clearance Ensure top is unobstructed If units are to be located under an overhang there should be a minimum of 36 clearance and provision made to deflect the warm discharge air out from the overhang In order to have an unrestricted air flow owners should be advised to avoid lawn mower discharge toward the unit depositing debris on the fin coil surface reducing the unit efficiency 3 REFRIGERANT PIPING The refrigerant piping is very important as it affects the proper operation and efficiency of the air conditioning system Note the following guidelines OUDOOKUN T ADDITIONAL SUCTION LINE OIL TRAP FOR EACH 20 FOOT RISE OF PIPE PITCH SUCTION LINE TOWARD OUTDOOR UNIT 1 2 FOR EVERY 10 OF LINE INDOOR UNIT ABOVE OR 30m LEVEL TO OUTDOOR UNIT LIQUID LINE SUCTION LINE OIL TRAP WHEN INDOOR INDOOR UNIT UNIT IS 4 FEET OR MORE BELOW INDOOR UNIT OUTDOOR UNIT INDOOR UNIT BE
31. wiring e Location for minimum noise where operating sounds will not disturb owner or neighbors Location where there is no risk of combustible gas leakage e Location where external water drainage cannot collect around the unit Location where roof runoff water does not pour directly on the unit Provide gutter or other shielding at roof level Don t locate unit in an area where excessive snow drifting may occur or accumulate Provide a level concrete slab To prevent transmission of noise or vibration slab should not be connected to building structure Some sort of sound absorbing material should be placed between the condenser and the slab A good material to use is rubber and cork pad For rooftop application make sure the building construction can support the weight and that proper consideration is given to the weather tight integrity of the roof The condensing unit contains moving parts and can vibrate Therefore sound is also a consideration in rooftop applications WARNING Install the unit securely in a place that can bear the weight of the unit When installed in an insufficiently strong place the unit could fall causing injury 20 I Installation procedure Outdoor unit 2 UNIT CLEARANCES Service Access 18 Min Figure 1 The minimum clearances for the unit are illustrated in Figure 1 Condenser air enters from three sides Air discharges upward from the top of the unit Refrigerant tube and elec
Download Pdf Manuals
Related Search