Service Manual
Contents
1. Wall or Obstacle EE AZ gt 0 Air In 30cm Maintenance Side gt 50 7 When air out surface 15 facing wall Air In Air In gt Maintenance N rim nce Side y Ide SL IL fb ft fb fb fF tf M Wall or Obstacle Installation 1 Indoor Unit a Accessories Before installing please check the available accessories according to the list given below Accessories for installing Installing board for wall mounting Plain washer 2 3 9 x 25 screw for fixing the board Model No 5 Version 1 0 makes life better 9 Se Ino for pipe connecting U Pip hole protection ring P es Sound heat insulation sleeves Outer Diam 52mm Inner Diam 36mm Length 100cm a s sa oo s ppm OS Accessories for wire connecting gt gt Sleeves for wire connecting 10 Band IS ____ Em Refrigerant pipe optional Liquid side size Diam 9 53mm Diam 12 7mm If there is any difference between the above table and packing list the packing list shall prevail Model No 5 Version 1 0 makes life better b Anti falling 10 To prevent the indoor unit from falling you must Installation 1 Pay full attention to the unit because its long outer shape makes it easy to fall 11 Firmly fix the unit to the wall and in the ground to avoid accidental falling Screws 39 252. AKIRA makes lite better Air Conditional Service Manual makes life better MODEL Model No 5 Version 1 0 makes life better 3 CONTENTS DRE CIO GD 4 INSTALLATION INSTRUCTION 6 EXPLODED VIEW AND PART LIS Teta dna te nee a de ee ee 20 CIRCUIT DIAGRAM O 24 Model No AC FR50CM Version 1 0 makes life better SPECIFICATION Powersupply 380 240V Input W 5100 A Coolin P Rated current 2 Moisture removal 4 Max input consumption 6500 ET 7 pandas Rated uen Y 86 mem 0 En Model fn 2 Numberoferi P Model No 5 Version 1 0 makes life better 5 MLD Nee Tube outside dia mmdiype am 495 Coil length height width mm Odd Number ofeiruis 2 Netigrossweight RR Refrigerant sie didi Max difference in level om 5 L0 0 2 Nm LI REN RN toi 0 Ambienttemp aC me Model No 5 Version 1 0 makes life better 6 INSTALLATION INSTRUCTION Selection installation place 1 Indoor unit Aplace which provides the spaces around the indoor un
3. Plain washer a Screws 39 25 c Dismounting the air inlet grid P O Plain washer 2 an it Hi Installing Board A ii M fl Screws 3 9 X 10 on the unit Please take off the air inlet grid before connecting the pipes wires Pull down the two knobs on the grid take off the two screws then the air inlet grid goes free Air inlet Grid Model No 5 Version 1 0 11 makes life better d Take the pipe clip off before connecting the pipes and wiring Fit it when these finished Use accessories 4 and 9 to connect the pipes wires on both sides and back side Pipe wire hole positions on both sides Drain Pipe Refrigerant Pipe Jirin Refrigerant drain Holeb35 hole gt 80 _ Reamer Joint Reamer Joint Pipe wire hole position on back side Pipe wire hole position on the bottom Wiring Refrigerant drain Refrigerant drain Hole 9 35 Pipe hole Pi hole 2 Outdoor Unit a Ship the a c to the installation place originally packed b Becareful while hanging the unit because the center of gravity of the unit is not centralized c Do not make the angle of inclination more than 45 degrees while shipping Avoid horizontal storage d Be sure the electric insulation work is well done if installed on metal ceiling wall Fit with screws 2 Deep
4. in mind that water may drain out of the outdoor unit while in Heat mode Model No 5 Version 1 0 makes life better 7 Caution Installation in the following places may cause trouble If it is unavoidable to use in such places place full of machine oil A saline place such as coast Hot spring resort A place full of sulfide gas A place where there are high frequency machines such as wireless installation welding machine medical facility A place of special environmental condition b If the outdoor unit 15 to be installed on a roof or where no constructions are around you should avoid hard wind blows directly to the outlet because it may cause trouble for air flow shortage For example Let the air outlet face a wall 1f there 1s one with a distance about 300 centimeters between them Try to make the air outlet vertical to wind direction if it is known in the season you use the system In directions A B C leave open two of the three directions p Strong Wind amt P gt P gt um Pe a 4 a S P s i A 0 2 Strong Wind NI Air Out Model No 5 Version 1 0 makes life better 8 c Reserve enough space for installation maintenance and unit functioning Remove as many obstacles as possible nearby When the air in surface 15 facing a wall
5. one as the power conducting wire so as the wire size So 1t 1s recommended you adopt a thicker one as the power conducting wire so as to avoid power decrease iV Connect the grounded wire to both indoor and outdoor units V This table is just an on site wire connecting example The length of the power wire and connecting wire which connects the indoor unit to the outdoor unit The figure given below shows a suitable length 120cm Distance between indoor outdoor unit 100cm Indoor Outdoor Unit 7 Unit Entrance Entrance of the Indoor Unit of the outdoor Unit Model No 5 Version 1 0 makes life better 19 3 Electrical safety check Perform the electric safe check after completing installation a Insulated resistance The insulated resistance must be more than 2M b Grounding work After finishing grounding work measure the grounding resistance by visual detection and grounding resistance tester Make sure the grounding resistance is less than 4Q c Electrical leakage check performing during test running During test operation after finishing installation use the electroprobe and multimeter to perform the electrical leakage check Turn off the unit immediately if leakage happens Check and find out the solution ways till the unit operate properly Test run Perform test operation after completing gas leak and electrical safety check The test operation time should last more than 30 min
6. Base Wide enough Model No 5 Version 1 0 makes life better 212 e Fix the unit feet with bolts 10 8 Be sure the unit is fixed strongly enough to against blast or earthquake f Make a concrete basement to the unit by the above references Refrigerant pipe The refrigerant pipe and the drain pipe should be heat insulated to avoid condensing and water dropping A reamer joint is adopted to connect the indoor unit with the outdoor unit The refrigerant pipe is used to connect indoor and outdoor units showed as below Note The bendable pipe must not be curved for more than 3 times Polythene pipe 4 Wills bestand ot il Heat insulation cover Ta Bendable Reamer Joint Outdoor t Unit t um Note Cover all exposed reamer joint pipes and refrigerant pipes with heat insulation material 1 Connecting of refrigerant pipe a Only the correctly installation of indoor and outdoor unit done can the refrigerant pipe be connected b The cut off valves are completely close before ex work Before connecting the refrigerant pipe be careful to check whether the valve are completely close C The connecting procedure of refrigerant pipe first unscrew the two valves on the outdoor unit and the pipe jointing nut on the indoor unit please keep them care fully Please connect the refrigerant pipe according to the manual the pipe jointing nut should be screw tig
7. dable pipe 1 bendable pipe should be used on the indoor side 11 Bend angel may not exceed 90 degrees 111 The bend location should be made on the center of the pipe 1f possible as for bend radius the bigger the better iV The bendable pipe may not be bent for more than 3 times Bend the thin pipe 1 While bending expose pipe by cutting concave gap on bending heat insulation pipe roll 1t with soft band after bent 11 To avoid pipe deformation radius 15 the bigger the better 111 Use a pipe bending device to make the compact bending pipe Use thumb to curve the pipe PR A m n A v toh 4 itt Untie the pipe lin make is straight A uf 2 Min Radius 100 mm 2 Using bronze pipe selling in market Completely shut the cut off valves of the outdoor unit as ex work status After the refrigerant pipe has been connected with both the indoor and outdoor unit let the air exhaust out from the maintenance gap on the low pressure cut off valve of the outdoor unit Screw the nuts tightly on the maintenance gap after the air has been drained 3 To make the refrigerant pipe unblocked completely Should keep the cut off valves of the outdoor unit completely open after finished the above steps step 1 or step 2 Note Before screwing the reamer nut smear the pipe and the connecting surface with refrigerant oil Check and make sure there i
8. htly and no leakage Note you need two wrenches to make balance Model No 5 Version 1 0 makes life better 13 d When the connecting of refrigerant pipe 15 finished before power on the system you should vacuum the indoor unit through the maintenance port in the cut off valves or open the high pressure valve closed It will take about ten seconds Then screw tightly the maintenance port When supplement the refrigerant fill thought the maintenance port of the low pressure valves on the outdoor unit e Open all the valves completely before power on the system or it will be sick for low efficiency f Gas leak check Make sure no gas from connections with leak detector or soap water Caution A Lo packed valve B Hi packed valve C and D are ends of indoor unit connection Indoor unit _ check point Electrical box Mz Outdoor unit check point Caution in handling the packed valve Open the valve stem until it hits against the stopper Do not try to open it further Securely tighten the valve stem cap with a spanner or the link Flare nut Ze a Stopper Outdoor unit Refrigerant Indoor unit 12 7 9 53 4 oC gt ie AO Packed valve Half union Valve body 56 Valve stem Model No 5 Version 1 0 makes life better 14 Notes for the ben
9. it as required above in the diagram b Aplace where is no obstacle near the inlet and outlet area c place which can bear weight of the indoor unit d Aplace which allows the air filter to be removed downward e Aplace where the reception range 1s not exposed to direct sunlight f Inthecenter the room where possible 1 Please stand the unit in hard and flat ground 11 Please reserve space for installation and maintenance wall or obstacle gt 30 c m Lat a a at a a a a A F min Front TT 2000m 1 1Ocm min 10cm min Piping side Piping side 30cm min is necessary 30cm min is necessary ili Please check the elevation difference between the indoor unit and the outdoor unit the length of the refrigerant pipe and the curved places bend of the pipe are no more than the following number Elevation difference No more than 10M if the elevation difference between indoor and outdoor unit is more than 10 meters 11 15 recommended that the outdoor unit be placed above the indoor unit Pipe length No more than 20M Bends No more than 5 places 2 Outdoor unit a Before installing the outdoor unit 1 Select a place where no direct sunlight or other heat radioactivity may reach sunshade is needed if it is unavoidable 11 Select a place that is easy to connect indoor unit s pipe and electric wires 111 Avoid a place where combustible gas may leak or stay iV Keep it
10. ller Remote controller Copper nut TLM E05 Copper nut TLM C03 p 6 8 EN N OU 92 2 NO NO Model No 5 Version 1 0 21 makes life better 22 Outdoor Unit Model No AC FRSOCM Version 1 0 makes life better Part list for Outdoor unit 6 Holder for fan 1 8 Separating board 1 o Rear net Model No 5 Version 1 0 aos makes life better CIRCUIT DIAGRAM OUTDOOR UNIT A gt gt WIRING DIAGRAM OUTDOOR UNIT RED V Q BAT TERMINAL MIDDLE TERMINAL CURRENT INDUCTOR Im CN301 CN309 P C BOARD SOCKET EE A CINI1I21 3 4 1 1 POWER SUPPLA Hf BLACK TO INDOOR UNIT Model No AC FRSOCM Version 1 0 Omm DA makes life better INDOOR UNIT Model No AC FRSOCM Version 1 0 TRANS WIRING DIAGRAM ic ll INDOOR UNID HORS 152115275525 n 3 4 MISCO LOS CONECTO SWING SWING MOTOR OUTDOOR UNIT 119 9 TO OUTDOOR UNIT XT3 5 25 AKIRA makes life better
11. r intake you must cover the pipe with heat insulation material polyethylene with specific Gravity of 0 03 at least 9 mm in thickness and use glue band to fix it After the Drain Pipe has been connected please check if the water drains out of the pipe efficiently and has no leakage Refrigerant Pipe and Drain Pipe should be heat insulated to avoid condensing and water dropping later on Connecting the electric system l Wire connecting The outdoor unit will look one of the following a Outdoor unit 1 Remove the electric parts cover from the outdoor unit 11 Connect the connective cables to the terminals as identified with their respective matched numbers on the terminal block of indoor and outdoor units Model No 5 Version 1 0 AKIRA makes life better 17 i N i i i 11 i Y Cover ESS Fi X EA mn 4 n m gt O Screw if a N i ii i i 111 To prevent the ingress of water form a loop of the connective cable as illustrated in the installation diagram of indoor and outdoor units iV Wiring connection must be done strictly according to the Wiring Diagram located on the panel of air conditioner V Follow the instruction of wiring connection in this manual never attempt to modify the wiring by yourself b Outdoorunit 1 Maintenance Board Unscrew the maintenance board Pull it down as
12. s no leakage by soap water or leakage checker after connecting Besure the connecting joint on the in door side is insulated Usetwo wrenches to connecting the pipe Torque wrench p spanner gt Indoor unit Outdoor unit Model No 5 Version 1 0 makes life better 15 4 Filling refrigerant The correct refrigerant quality filled in the 5 meter long pipe of the outdoor unit is marked on the Product Data Plate If you have to use longer pipe for every meter plus pipe the refrigerant should be added according to the following calculation Connective pipe length Air purging method Additional amount of refrigerant to be charged Lem OOO O O O Liquid side 9 53 Liquid side 12 7 5 20 Use vacuum pump L 5 x 65g L 5 x 90g Note If you are using pipe purchased in the market please make sure the heat insulation material 1s the same as what we supply At least 12 millimeters in thickness 5 Air purging When using the vacuum pump a Completely tighten the flare nuts A B C D connect the manifold valve charge hose to a charge port of the low pressure valve on the gas pipe side b Connect charge hose connection to the vacuum pump c Fully open the handle Lo of the manifold valve d Operate the vacuum pump to evacuate After starting evacuation slightly loose the flare nut of the Lo valve on the gas pipe side and check that the air is entering opera
13. the signal shown Be careful not to scratch the crust Fix the wire with wire clip Ihe wires may pass behind the pipes _ Notes Scratching noise may be made if the 22 wires pass above the pipes Y fons Pass the wires through the concave hole on a A the maintenance board U shaped tear the MI center of the rubber sleeve and then connect M the power eX Make sure the wires and the pipes have no conlact or across Caution Wrong wiring connections may cause some electrical parts to malfunction The air conditioner must be grounded well Model No 5 Version 1 0 makes life better 18 2 Wire connecting brief diagram for details refer to wire connecting diagram _ Power Supply Main Switch Fuse Power cord of Indoor unit Locally purchased Wining size 2 5mnr Indoor outdoor unit connective cable signal wire cooling only models without Indoor outdoor unit connective cables Wiring size 2 5mm a Outdoor Unit Sensor connective cable cooling only models without Note 1 Some models is equipped with a cord having a plug So a wall outlet shall be properly installed 11 Please remember the surroundings environmental temperature direct sunlight rain etc 111 We consider the minimal size of the metal core as the wire size So 1t is recommended you adopt a thicker
14. tion noise of the vacuum pump charges and a compound meter indicates O instead of minus e After the evacuation 15 complete fully close the handle Lo of the manifold valve and stop the operation of the vacuum pump Make evacuation for 15 minutes or more and check that the compound meter indicates 76cmHg 10x10 Pa Manitald valve Compound meter Pressure gauge E En Aicmbk a 82 gt Handle Lo Handle Hi Em pump EY bes LOW pres mune vave Model No 5 Version 1 0 makes life better 16 f Turn the stem of the packed valve B about 450 counter clockwise for 6 7 seconds after the gas coming out then tighten the flare nut again Make sure the pressure display in the pressure indicator 15 a little higher than the atmosphere pressure g Remove the charge hose from the Low pressure charge hose h Fully open the packed valve stems B and A i Securely tighten the cap of the packed valve Drain pipe Drain pipe of the indoor unit Glue Drain pipe Drain Pipe Band for covering the pipe Make sure the drain pipe is connected to the outdoor side downward The hard polyvinyl chloride PVC plastic pipe external diameter 26 mm sold is the market is suitable for the attached soft drain pipe Please connect the Soft Drain Pipe with the Drain Pipe then fix 1t with band If you have to connect the Drain Pipe indoors to avoid condensing caused by ai
15. utes 1 Open the panel and lift the panel up to angle which remains fixed Do not lift the panel any further when it stops with a click sound 2 Press the manual switch button twice until the operation indicator lights the unit will operate on Manual Cool mode 3 Check if all the functions works well while testing the air conditioner Especially check whether the drainage of indoor unit is smooth or not 4 Press the manual switch button again till the operation indicator turns dark after finishing the test operation and the unit stops operation Model No 5 Version 1 0 EXPLODED VIEW amp PART LIST Model No AC FRSOCM om E 2 2 p akes life better n 1 0 Versio makes life better Part list for indoor unit 11 Horizontal louver 14 Holderforlouvermotor 0 11 1 6 Louver motor _ l 2 __ Display box assy 1 2 1 Display box cover pt 2 Display box assy Front cover Water collector assy Evaporator I Evaporator II Outlet pipe for evaporator Inlet pipe for evaporator Evaporator temp sensor Left cover Top cover Rear cover Right cover Chassis E Parts box Main control board Fan motor capacitor Transformer Wire joint 4p Wire joint 5p Wire clamp E part box cover Fan motor Centrifugal fan Volute shell Wind inlet guide Indoor temp sensor Formaldehyde cleaner Grille assy 8 1 Air filter 2 Grille Air cleaner holder Holder for remote contro
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