Electrical circuit diagram
Contents
1. ey AUe esee d a a a a ee et us LL c NS 2 O af c io gt LINA YOOQNI 4008 30NS JO YOLON SOLON NV3 YOSNAS WAL Wood YOSNAS Wal danl LE YOLOW ue an E HOLMS ORMIO3T13010Hd YILSNTINA 09150419313 ENI ay SNO a Kk GINO L SENO 6x OIX 01M SC SC A tav YINYOISNVYL please refer to the one supplied with the unit ice ect to change without noti b iagrams su ircuit d These c V1RFI 50 V1RFO 50 LINN YOOCLNO LINN YOOONI l wood 3015 Jd 7 8 YOSNIS mex IS 4O MOON SOLON YOSNIS idv dWal dWal 2 Edy NV4 NOA 2 LIY ZlY HOLIMS 3 cR ij E I Une dm dN09 T er amp dn HOLIMS m2. 77 Front panel ee D em ill Remote control window ed Lo me mue LOT aS Air in FAN FUN Y AMODE ON OFF TION Wrapping Tape UM Outdoor unit Air in ff FE T 31i n d 1 dr 3d 1i p gt Tr 1 7 f 3L 1 T7 31 7 711 T T ITE AN T NU T_T Tr 1 Tr __ 7 3i gt 1 Pipe ARA Y ZITTI t T Y 17 17 ire NN T TITTI 7 Drainage hose ATU rm 7 rv I di gt Kar 3 xf wr 7 T m Tr 17 71 Air out Note This photo is about the models of 24K the appearance of model of 48K are a little different from this picture 6 Outline and installation dimension 4 1 Outline and installation dimensions of indoor unit Air in grill Outlet pipe opening Rear view Distance to ceiling gt 30cm Distance to wall gt 10cm Distance to wall gt 10cm Unit mm pplicable models 24K 980 1865 400 o pm Note The distance from To barrier gt 17 tubing side to the wall
3. AIR CONDITIONING SYSTEMS MODELS V1RFI 30 VIRFO 30 V1RFI 50 V1RFO 50 Service Manual inventor Your conditions EI RALE Frequency Hz High Standard Low 100 62 12 Total Capacity W High Standard Low 9400 7800 1600 Total Capacity Btu h High Standard Low 32000 26500 5500 Power Input W High Standard Low 3600 2151 550 Rated Input W High Standard 3600 2180 Rated Current A High Standard 16 5 10 Air Flow Volume m h S H MIL 1000 820 750 650 Dehumidifying Volume I h EER C O P W W Energy Class Model of Indoor Unit V1RFI 30 Fan Motor Speed r min S H M L 540 460 420 370 Output of Fan Motor w Input Power of Heater w 3 21 3 61 Fan Motor Capacitor uF 4uF Fan Motor RLA A 0 68 Cross flow fan 1 108 X954 Aluminum fin copper tube 7 3 1 4 Fan Type Piece Diameter Length mm Evaporator Pipe Diameter mm Row Fin Gap mm Coil length 1 x height x coil width L Swing Motor Model T62x42x410 Stepping motor SM060A Stepping motor MP35CB Output of Swing Motor W 60 35 Fuse A PCB 3 15A Transformer 0 2A Sound Pressure Level dB A H M L 48 45 43 40 Sound Power Level dB A H M L 58 55 53 50 Dimension W H D mm 540 1 790 320 Dimension of Package L W H mm 682 2005 475 7 Rows Fin Gap mm 2 1 4 Coil length 1 x height H x coil width 942 x 748 x 42 Fan Motor Speed rpm H MIL Output of Fan Motor W 80 _
4. IND AD N5 2hiI2313010Hd Nr IN 1 ina L C NO il ae LdV SSIYAH 1V3H dN02 e Ly MINOJ ZINO l LG H I7 ONIMS Snaond e EE NM 2 puvisouL9313 E l MS V uu EX HM CINI alol M98 P986 E AIX OD xD T 34 Ql 9NIMS BE 91 YINYOISNVUL sal ISM n TT MOLON AVAAN NVA AMOG on Eu i mo pe ALL 80S OND iav 1 GENI i loy Ina 34 LICNO OLX Lc 9c sc INO WOD N ES IY v 58 TE T IND i lddNOO vx l 405 35 21 Qq4vO8 M3AIM poy ISNO N z b gt ma id a yas YOSNAS soe on EE HOLIMS 3YNSSIYA IS 87 TD YOSNIS ANAL FINGON ANY naz YINYOISNVYL 90 ONY 90 NYHL 531 39VL10A JHL NO 1 SALNNIN SL NI 0349015 YO SI LINN JHL N3HM ONINYYM l Eccc 4 sc ee n n n ee nl n i n n n n ni nn cem u please refer to the one supplied with the unit 1 ect to change without not J b iagrams are su ircuit di These c 6 1 Names and Functions of Remote Control Buttons Names and functions of remote control buttons Note Be sure that there are no obstructions between receiver and remote control Don t drop or throw the remote control Don t let a
5. __ 14 BLOW Blow button e Set Blow on the characters of Blow will appear or off the characters of Blow disappears by pressing this button under cool or dry mode Once energized the unit will be defaulted to be Blow off This function can not be set under auto fan or heat mode and the characters of Blow won t appear LIGHT Light button Press this button to select LIGHT on or off in the displayer When the LIGHT on is set the icon 9 will be displayed and the indicator light in the displayer will be on When the LIGHT off is set the icon will be displayed and the indicator light in the displayer will be off a i Left and right swing button e Simpleness swing mode is defaulted for wireless remote control In this mode pressing this button could turn on or turn off the Left and right swing function When unit is turned off synchronously pressing and Left and right swing buttons to make it switch between the simpleness swing mode and stationary swing mode At this time w blinks 2 seconds e In Stationary swing mode pressing this button the angle for Left and right swing is shown as below LLN 7 I 4 iy AT N When left and right swing louver is working turning off the unit the siwing louver will immediately stop at current position 2 shows and left and right swing louver swings back and forth as shown in the above f
6. indoor unit will display relative code so you can eliminate the malfunction according to the display 1 Display malfunction E4 is displayed on indoor unit Checking flowchart Discharge protection Check if outdoor unit is properlly installed Poor ventilation will occur if air outlet is blocked Adjust installation position No Check if condenser or filter of indoor unit is blocked by filth O Check if outdoor or indoor motor does not Check if motor s connection run or runs abnormaly line is correct or replace motor No Check if cooling system especially capillary electronic expansion valve and suchlike Replace the blocked parts throttling parts is blocked Check if refrigerant is leaked and system pressure is too low Recharge refrigerant 2 Overcurrent protection E5 is displayed on indoor unit Checking Points Check if system s loads are normal Check the current during running of unit Check if discharge temperature sensor is inserted properly in the system Check electronic expansion valve or capillary is blocked or runs normally Check if the cement resistors RES1 and RES 2 on power module is short circuited or broken circuited Checking flowchart State 1 0101 LED on outdoor unit mainboard blinks 6 times Check the current of the complete unit during running If the running current is equal to or a little higher Outdoor unit mainboar
7. El 20 Cs E Q 40 amp ud re Jy E EB ly 7 A M A LAN N j A Part Code 22414102 01435436 10338731 15013717 01703095 6 Capacitor CBB 33010010 20711041 8 Electrlyio Capacitor 33310274 _________ 07405669 30030801 30039185 36010013 44020348 ES 30139024 36010013 44020345 36010604 01264151 07255262 43110285 30070101 15130178 23 Condenser support sub assy 01175473 44010213 01105799 01233082 03025138 36020008 01475432 150004008 322101032 01305062 01305130 03005156 07225018 03533467 26235251 00703073 76518731 3900025002 01203602P 07130212 01715001 07130210 07135046 06813101 The above data subject to be changed without notice Trouola snooting Check insulation resistance for grounding When set circuit breaker as ADE Confirm if air conditioning unit has ON it trips immediately RE electrical leakage or is short circuited Trip of circuit breaker Or QUISQUE When turning the air conditioning unit to the ON status trip of circuit breaker occurs several minutes later heck circuit br
8. can t be eliminated test the voltage of terminal If it is different from the above value the photoelectric switch is damaged which should be replaced 11 Indoor ambient temperature sensor open circuited or short circuited F1 Indoor evaporator temperature sensor open circuited or short circuited F2 Checking method The COM with silk print CN361 is for indoor tube temperature and indoor ambient temperature If malfunction occurs pull out the line connecting with this COM and then re insert it If it still can t be eliminated replace the temperature sensor inventor Your conditions
9. is suggested to equip voltage regulator Correctly connect lines according to Wrong line connection electrical diagram Block or breakage of drainage pipe Replace drainage pipe Water leakage is not The refrigerant pipe joint wrapped firmly Wrap and bind it again firmly Fan of indoor unit touches other positions Adjust fan position Foreign articles inside the indoor unit Remove foreign articles Adjust support foot mat or compressor Vibration of compressor is violent tighten loose bolts Abnormal sound Pipes of outdoor unit bump together 1 Tighten connection screws unit 2 Attach vibration damping Separate bumping pipes gum between metal plates Outdoor fan bumps cabinet Adjust fan position Abnormal sound from inside compressor In HEAT mode there are abnormal electro Short circuit inside electromagnetic valve magnetic sound from inside the 4 way valve Replace electromagnetic valve Replace Compressor Notice 1 During repair any terminal can not be touched if the voltage between P and N of module is below 50V to avoid electric shock 2 After repair plese sort the wires of the unit according to wiring method Maintenance Guidelines 1 Matters Need Attention 1 Preparation before Repair Step 1 Confirm the unit model which needs repair and check the model and material code of the part which is easy to damage especially the controller of outdoor unit Step 2 Prelim
10. unit mainboard malfunction State 2 Abnormal power supply outdoor unit mainboard LEDs and power module LED are all black Check if the voltage at power inlet plugboard of outdoor unit AC L1 and N1 of mainboard Normal input on outdoor unit AC 160 220V Check power supply circuit Check the voltage at two ends of mainboard Normal CN8 of outdoor unit if both the lights of mainboard ofoutdoor unit and power module When AC 220V input aren t on after energization Insert the temp sensor properlly voltage at two ends is 310 Abnormal Outdoor unit main board malfunction State 3 Communication malfunction between outdoor unit mainboard and power module both D101 and D104 blink 4 times and LED2 is normally on Check if the 5 core connection line of outdoor are DM _ Communication circuit of out r unit main unit mainboard and power module is loosening S d x pa STR pe sa Gop i Pe or poor contaced board and power module has malfunction Yes Replace 5 core connection line 4 Outdoor unit temperature sensor malfunction F4 and F5 are displayed on indoor unit Checking method 1 Check if temperature sensor terminal is plugged stably 2 Check if temperature sensor is damaged 3 If malfunction still exists after replacement of temperature sensor replace mainboard 5 Overload protection of compressor H3 is displayed on indoor unit 1 Possible caus
11. _ shall not be less than 30cm PE Outline and installation dimensions of outdoor unit V1RFO 30 440 Unit mm MIAN YY Bog gt 60cm ST DDD lt gt G CAN S QS N N Y AES N rm IL zz 1 m i ASL i H eee edi EE 31 e 1L ML j iL di NI 1 IL IL E dE s MdL MIL LL IL a 7 S i 1 an _________ _______ 5 Le __ _____ _____ q hx ____ _ ________ Lt NS INN EN SS _ __ SQNM_ IBRA eZ MSI MI LI LLL INS 2 I ol td ______ ______ x ___ _________ i la dd A ee ee s X SS 1L 7 s
12. _ Steer uni Hoalon OO O E Pressure for the Discharge Side MPa Pressure for the Suction Side MPa Sound Power Level BA HMO Dimension WH D mm Dimension of Package L W H mm 1065x840x485 Net Weight Gross Weight kg 65 71 Connecti Outer on Pipe Diameter Gas Pipe mm 016 Max 10 Length m 20 The above data 1s subject to change without notice Please refer to the nameplate of the unit VIRFHSUVIRFO38 7000000 length I xheight H x coil width 520X25 AX876 und Pressure Level dB A Dimension W H D mm 580 1865 400 Dimension of Package L W H mm 735 2105 545 Model of Outdoor Unit V1RFO 50 SANYO Rows Fin Gap mm 2 1 4 Coil length I x height x coil width 750X44X1218 Fan Motor Speed rpm HIMIL Output of Fan Motor W ia ii Outdoor T E 0 lsolaion Pressure for the Discharge Side MPa Pressure for the Suction MPa Sound Pressure Level dB Sound Power Level dB A Dimension WHID Dimension of au mm 1110 1280 450 Net Weight Gross Weight kg 112 123 Connecti Outer 12 on Pipe Diameter Gas Pipe mm 19 10 Distance Coo m 20 The above data 1s subject to change without notice Please refer to the nameplate of the unit di 2 Part name Air outlet Display Screen Display screen and button
13. blow button to stop indoor fan directly 2 Having set blow function off After turning off the unit by pressing ON OFF button the complete unit will be off directly __ 15 _ About AUTO RUN When AUTO RUN mode is selected the setting temperature will not be displayed on the LCD the unit will be in accordance with the room temp automatically to select the suitable running method and to make ambient comfortable X About turbo function If start this function the unit will run at super high fan speed to cool or heat quickly so that the ambient temp approachs the preset temp as soon as possible X About lock Press and buttons simultaneously to lock or unlock the keyboard If the remote controller is locked the icon gm will be displayed on it in which case press any button the mark will flicker for three times If the keyboard is unlocked the mark will disappear About switch between Fahrenheit and Centigrade Under status of unit off press MODE and buttons simultaneously to switch and About new function of defrosting It indicates after starting this function by remote controller and the unit has been under defrost status If turn off the unit by remote controller the unit will not stop defrosting until it is finished if change setting mode by remote controller the function which is set last time won t be carried out until defrosting finished Operation of this function on or off If remote controller i
14. d malfunction than protective value it will be normal protection and checkif system loads are normal Relative current protection value Model Limited Frequency Reduced Frequency Ampere upon stop of ampere ampere unit 50 State 2 D101 LED on outdoor unit mainboard blinks 13 times Yes Check if indoor unit and outdoor unit are blocked by filth No Insert the temp sensor inserted properlly No electronic expansion No Check if the cement resistances RES1 and Sedia RES2 on power module are broken Malfunction of power module Replace power module 3 Communication malfunction E6 is displayed on indoor unit Checking points 1 Check if connection lines between indoor and outdoor units are proper 2 Check if power supply of outdoor unit is normal 3 Check if there is communication malfunction between outdoor unit mainboard and power module Neutral line Wave filter Mainboard of line outdoor unit Communication line Terminal board Terminal board of indoor unit of outdoor unit Checking methods Judge malfunction types according to blinking states of outdoor unit mainboard LEDs D101 and D104 and power module LED2 green State 1 Improper lines connection only D101 blinks 4 times If connection lines between indoor unitand Yes Li Correct improper connection outdoor unit is proper according to above fig No Outdoor
15. eaker measure resistance for short circuit No power supply Check power supply line Power plug IS not firmly seated or Power plug is not firmly seated connection is poor or connection is poor Line connection failure between Check the line connection according to indoor unit and outdoor unit the electrical diagram and ensure correct connection Emission failure of remote controller Check remote controller Controller fuse burned out Replace controller fuse k I hec the connection line between Hi volt PCB and Lo volt PCB is secure Air conditioning unit cannot be started Please secure connection line Both indoor unit and outdoor unit do not start Check if transformer output line is Secure connection line and secure and if there is voltage output check output voltage Set temperature is not appropriate Adjust the set temperature Check if the cooling heating Check the forecasted cooling heating load is appropriate 4 way valve failure Replace 4 way valve Insufficient refrigerant Charge refrigerant pare Compressor failure Replace Compressor refrigerant flow Insufficient flow in valve Fully open the valve mu Block in air filter Clean the filter grill Insufficient air circulation iiti Fan speed was set too low mounting poston of outdoor Outdoor side shall have good ventilation and install unit is inappropriate oroper weather screen Poor cooling effect Block in
16. es Poor or excess refrigerant higher suction temperature resulted from blockage of capillary unsmooth operation of compressor with burning in of bearing seizure or damage of discharge valve or protector malfunction 2 Troubleshooting Check if the contact of compressor without overheating top temperature is lower than 90 is conducting with the multimeter If not replace the protector Replace the compressor Adjust refrigerant volume replace capillary 6 System abnormality H4 is displayed on indoor unit It is overload protection when tube temperature detect heat exchanger temperature of outdoor unit during cooling or that of indoor unit during heating is overhigh 7 IPM intelligent power module protection H5 is displayed on indoor unit Checking flowchart Test the DC voltage between power modules and N If the voltage is 0 pull out the lines on P N U V W and test the resistance between P and N TU and N N W and N If an value is approx o the modules may be damaged Observe the blinking times Normal OL SUNG 1 JI red upon malfunction SHUIIG JI 8 PFC power factor correction protection Checking flowchart Replace power module Overheating protection of powe module Check if thermal grease is evenly coated and installation place of modules is smoot and screws of power module is tightened oat thermal grease Abnormal jon IPM m
17. filter of indoor unit Periodically clean the filter Block in heat exchanger of outdoor unit Wash away dust on surface of heat exchanger Leakage between internal high pressure and low pressure sections of compressor Partial block in capillary Replace capillary Find out leakage position and charge Leakage of Refrigerant refrigerant oe a Replace compressor Block in check valve of outdoor unit Replace the check valve Burn out or wire break of indoor fan l EST M Repair or replace fan motor When FAN mode is selected the fan does not operate Correctly connect lines according to electrical diagram Replace it withfan capacitor of the Open circuit or damage of fan capacitor same model and spec Replace relay Wrong line connection Wire break of relay coil When in Cool Heat mode both out door unit and compressor do Replace relay Poor contact of relay not operate Improper temperature setting Adjust the set temperature hen in Cool Heat Outdoor fan motor is damaged Replace fan motor mode compressor rong line connection door fan does 9 electrical diagram Replace fan capacitor Outdoor fan capacitor is damaged Compressor failure Replace Compressor When in Cool Heat mode outdoor fan Operating capacitor of compressor is damaged Replace capacitor operates but com pressor does not operate Voltage is too low or too high It
18. her the 3 core wire connected with the power module is firmly enough If the 5 core wire has malfunction please replace it if it hasn t malfunction please replace the heat sink sub assy If the voltaeg still can t reach 380V when the compressor is starting up then please replace the PFC module 9 Synchronism failure H7 is displayed on indoor unit 1 Possible causes power module is damaged and startup and operation malfunction for compressor 2 Troubleshooting A If the compressor normally starts after 3 min of malfunction it won t be malfunction It is just for power fluctuation or system perturbation If the malfunction frequently occurs the compressor can t restart after protection check if connection lines of compressor are too tight Pull out the 3 pcs compressor lines and check the resistance between U and V U and W and V and W If the resistance values are greatly different replace the compressor Or else replace the power module 10 Door malfunction FC is displayed on indoor unit Checking method The COM with silk print CN321 is for test of connection of door When each COM is normal the voltage is that if the door is completely closed UP is OV and DOWN IS 5V if the door is in the middle UP is 5V and DOWN is 5V if the door is open UP is 5V and DOWN is OV If malfunction occurs pull out the line connecting with this COM and then re insert it may be poor contact for loosening If it still
19. igure Operation of Remote Controller Guide for operation general operation Press ON OFF button to start the unit after powering the main unit on Note Power the unit on every time e ON OFF the big guide louver and small guide louver will be closed firstly 2 Press MODE button to select desired running mode GO 3 Press button to set the desired temperature It is unnecessary to set the temperature at AUTO mode mmer 4 Press FAN button to set fan speed the AUTO FAN LOW MID or HIGH could be selected A 5 Press gt g button and button to set swing mode Guide for operation optional operation r 1 Press SLEEP button set the sleep mode j i 2 Press TIMER button then press button to set the ew ES cheduled timer on or timer off 3 Press light button to control displayer light on or off 4 Press Blow button to set Blow function on or off BLOW TEMP TIMER TURBO SLEEP LIGHT 5 Press turbo button to set this function on or off Introduction for special function About blow function This function indicates that moisture on evaporator of indoor unit will be blowed after the unit is stopped to avoid mould 1 Having set blow function on After turning off the unit by pressing ON OFF button indoor fan will continue running for about 10 min at low speed In this period press
20. ill run at previous setting fan speed E Turbo button e Set turbo on or characters of turbo will appear or disappear by pressing this button under cooling or heating mode Once energized the unit will be defaulted to be turbo off This function can not be set under auto dry or fan mode and characters of turbo won t appear L2 48 TIMER Timer button e On the status of the unit on press this button to set timer off On the status of the unit off press this button to set timer off Pressing it once words Hour on off will appear and flicker In this case press button to adjust time press button continuously to change timing value quickly The setting time range is from 0 5 to 24 hr press it once again to fix the time and then the remote controller will send out the signal immediately and hour on off will stop flickering If the time that do not press timer button under flickering status is above 5s the timer setting will quit If the timer has been set press this button once again to quit TEMP Temp display button e After powered on displaying presetting temperature is defaulted Cccording to customer requirements to display if there are no requirements the presetting temp erature displaying is defaulted There is no signal display on the remote control Press this button display displaying the presetting temperature display aV displaying indoor ambient temperature will no
21. inarily determine the part which should be replaced according to malfunction description from the customer Take the determined parts for repair at site Step 3 In addition to screwdriver spanner etc for daily maintenance which shall be taken multimeter and amperemeter are also needed 2 Duringrepair never touch any terminal if voltage between P and N of power module is lower than 36V to avoid electric shock 3 After repair check power socket terminal boards of indoor unit and outdoor unit plug in parts especially on outdoor unit mainboard power module and PFC module for loosening n 4 way valve gt connection line PFC power cor Power cord i k 5 power cord Socket of outdoor 5 core connection line with drive board MMI Neutral wire ine Temperature sensor Signal line for compressor over load protection Outdoor unit main board connection line Outdoor unit main board 5 core line g PFC induction line are i 3 gt n PFC control line 1 B E gt E a Ff lo i DC positive pole JE Compressor line 3 li EM 4 A DC negative pole PFC module EJ E _ Pon a m E EI Power module i i am P gots 13 Common Malfunctions Analysis If malfunction or protection occurs to the unit
22. itch between the simpleness swing mode as below and stationary swing mode At this time the mark 3 blinks 2 seconds N ry In Stationary swing mode pressing this button the o angle for Up and down swing will show as below A AUTO Sp Sp gt Pe p COOL 4 DRY OFF Ul When up and down swing louver is working FAN turning off the unit the siwng louver will HEAT Note not for coolling immediately stop at current position zl shows and up and down swing louver swings back and forth as shown in the above figure EE AS Names and functions of remote control buttons NOTE This Remote control is universal and it could be used for many models of units Some buttons are not available to this unit will not be described below FAN AUTO OPER AIR E CAR HUMIDITY TR FILTER e ma 25 Goworr d cA calca BLOW TEMP TIMER TURBO SLEEP LIGHT 3 inventor HEALTH SAVE HEALTH SAVE button gt 6 e e Cu t e HEALTH function there is no this function for this unit If pressing it the main unit will click but it also runs under original status e Save energy function this unit has not this function If pressing it the mian unit will click SE will be displayed on the LCD of wireless remote control fan speed will auto acts If repressing it the fan speed w
23. lease aim remote controller at the receiver of main unit in order to improve the receiving sensitivity of the main unit e When the remote controller sends out signal a mark will flicker for about 1s The bell will ring if the main unit receives effective signal cu C Explosive view and spare parts list mE Exploded View of Components and Parts of Indoor unit V1RFI 30 13 14 15 __ 18 LU Part Code Description VTREL30 01304126 01304130 01304131 22244089 01364108D 6 Water Tray Sub Assy 12414072 01004473 8 Ambient Temperature Sensor 390001375 9 Stepping Wotor 1521240302 15214002 1521240201 01404454 420111041 44020331 46010013 30568016 assy 01364113 2000419603 1101420302 26114127 20004199 45017002 11124223 30042027 30038011 33010013 43110292 01404837 10374003 12104054 1031400 1501421803 22224052P 26114088 22244220 30116072 20104005 400204056 The above data are subject to be changed without notice __19 Exploded View of Components and Parts of outdoor unit V1RFO 30 a
24. mp UITHTIR Le Part Code 6 Pressure Protect Switch 46020006 03025166 8 Compressor and fittings 00105204 9 RightSidePlate 01305044P 01715072P 07133157 26235001 33010009 42010255 0260306613 4300040033 30138171 06813401 06123401 The above data are subject to be changed without notice 1 3 Exploded View of Components and Parts Indoor unit V1RFI 50 16 17 13 14 15 ee e ra Y e gt KK gt tt Y Ne 1 y Ay JIS 4 DA 477 PDE LU Part Code 01304290 01304304 01304303 22244105 01364154D 6 Water Tray Sub Assy 12414009 01004178 8 Capillary Sub Assy 03004027 9 Ambient Temperature Sensor 390001375 06640112 1521240302 15214002 1521240201 01404354 420111041 44020331 assy 01364169 2000451204 1101420302 26114055 20004511 45017002 11124019 30042027 30138216 33010037 43110275 01404839 10374435 12104058 1031440 1501443307 222240 16P 26114088 22244220 30116072 20104005 400204056 The above data are subject to be changed without notice Exploded View of Components and Parts of outdoor unit SE V1RFI 50 ed 26 CI 24 23 22
25. n L ins Mi j T x L __ _ _ _ __ _ _ _ ___ __ i 5 s I CN iron sputi d IL IL LL 2 s CL IL i IL dd Bolt Nut Wrench V1RFO 50 30cm SE 990 412 1250 572 Unit mm N N N S N N N N N N N N N N N N N N S N 60cm e _ CC rt Tr _ cv re ______ ee L 4 i TS LI LAS E Bolt Nut Wrench gt 200cm ram ami TIL gt II LINN YOOCLNO G9882 2 29 19882 19 39Nv1310 90 N3349 MOTI3A N93A YOLON Q3M 0M MOVILIME We Nv MOTI3N3A amea na gt Na 3LIHM HM JAIZ aoz pe cal YIMOd gt sT v3 28 T Ki l 90 1 HME L 3 6 J481 N93 ngi NH a a Jd 22244 102 44 COQNI LOCNI zu V4 Av NAS Nago N88 LdV _ YINNI WOO SALI dNO2 9 0 ddH naz I M dN09 A d09 a dd 082 10891 SASL yg Nadel NATI m A IX 4 Ye ad pum BAI de A 8 YOSNAS WAL YOSNAS 31 5 31 Y 16 WOOKLNO JENLLAO NOSAQ 3 jNO0US Jo I DI I lye ne de CON pus lama gt
26. nduction may be short circuited Normal Check whether the thermal grease for PFC moduleis smeared Abnormal evently whether there are foreign materials at the installation place for module and whether the screws are tightened firmly Normal Check whether the radiation for outdoor unit heat exchanger is in good condition Normal Abnormal After connecting the wire put through the power and then chedk Abnormal whether there s AC input between AC L1 and AC N1 Normal n ON status measure the voltage between PN When compressor hasn t Abnormal been started up the voltage is about 310V when the compressor has been started up the normal voltage beween PN is about 380V Normal If the voltage between PN is 310V while the voltage is still 310 normal hen the compressor is starting up Normal If the votage between PN is normal completely then check whether the imput A C is fluctuating abnormally The program has set the protective OFF when the voltage fluctuation is abnormal or the unit is de energized for a Short period of time which is the normal protective OFF Replace PFC module Replace PFC induction Reinstall the power module evenly coating thermal grease PFC module Get rid of the obstacles and clean If there isn t A C imput please heck outer main board s powe Supply circuit and the protective If there is no voltage betweenPN please replace the PFC module Check whet
27. ny liquid in the remote control and put the remote control directly under the sunlight or any place where 15 very hot Signal transmitter 1 7 TEMP button Pressing button the setting temp will be increased by 1 C Pressing button the setting temp will be decreased by 1 anor d The temp will be changed quickly by pressing Per the button continuously Setting temp range Turpo m HOU is 16 30 Sez _ L ON OFF ay 022 7 FAN speed button Remote controller Press this button once then fan speed will change as below Auto a ad adll FAN Low speed 44 Middle speed Low river ad High speed siec Note In Dry mode the fan speed is unadjustable Ni ni and the low fan speed IS imperative but when operating this button the wireless remote control will send this signal NOE ON OFF button __ ON OFF button Swing up and down button e Press this button to start or stop the unit It will Simpleness swing mode is defaulted for wireless clear timer or sleeping function of last time remote control In this mode pressing this button can turn on or turn off the Up and down swing function MODE When unit is turned off synchronously pressing Mode button and Up and down swing buttons can make e Press this button the running mode will change t Sw
28. odule evenly and reinstall power module Normal Remove barriers and Check if radiating situation of Abnormal outdoor heat exchanger is well clean Check if plug wires on power module P N U V and W are reliable and if wiring terminals are carbonized Abnormal Replace lines Normal Turn on the unit and test voltagebetween P and N If compressor under off after state it is 310V and normal startup it is about 380V voltage between P and is not normal Normal Check if there is balanced voltage output between any two phases of U V and W Abnormal Replace power module Normal Measure 3 phase resistance Abnormal of compressor Replace compressor Normal rial run after connectio Abnormal the new compressor If the running is normal If cylinder of compressor is blocked cylinder is blocked HC is displayed indoor unit Cut off the main power supply and then test the DC voltage between P and N of power module If the value is 0 pull out the lines on P and N and test the resistance between P and N If the value is approx 0 the module may be damaged is powerd off and then test the resistance between AC _L1 and AC_N1 If the value is approx 0 the module the PFC module may be damaged Normal Measure the resiatnce of PFC induction s white line to green line and yellow line and brown line to green line and yellow line If any one of the value is 0 PFC i
29. s under off status press mode button and blow button simultaneously in order to enter or cancel this new function If the unit is under defrost mode dual eight position on remote controller will display H1 If switch to heat mode the position will display H1 which flickers for 5s in which case press button H1 will disappear and setting temp be displayed After remote controller is powered on the new defrost function will be defaulted to be closed __16 Changing Batteries and Notices Changing batteries notices 1 Slightly to press the place with along the arrowhead direction to push the back cover of remote controller As show in Fig 1 2 lake out the old batteries insert two AAA alkaline cells As show in Fig 2 3 Attach the back cover of remote control NOTE e When changing the batteries do not use the old or different batteries otherwise it can cause the malf unction of the wireless remote control e If the wireless remote control will not be used for a long time please take them out and don t let the leakage liquid damage the wireless remote control e The operation should be in its receiving range It should be placed where is 1m away from the TV set or stereo sound sets e f the remote control cannot operate normally please take the batteries out and then reinsert it 30s later if itis also abnormal please replace the batteries e If the main unit needs to be remote controlled p
30. t change current display status If current display status is indoor ambient temp receive other remote control sginals the unit will display presetting temp 5s later it will return to ambient temp display Other models haven t this function But pressing this button the main unit will click and keep the original status Names and functions of remote control buttons NOTE This Remote control is universal and it could be used for many models of units Some buttons are not available to this unit will not be described below FAN AUTO OPER AIR HEALTH BLOW HUMDITY La BE 9 FILTER t EN E HOUR _ L onore 02 2 z ay gt ZINN Remote control Ej BLOW TEMP TIMER TURBO seer LIGHT 3 inventor SLEEP Sleep button e Press this button into SLEEP state lf repressing it SLEEP will quit Sleep function will be canceled with the stop of the unit There is not SLEEP function under AUTO and FAN mode is the icon for sleep function n COOL mode the SLEEP mode runs after 1hour and the setting temp will be increased by TC 2 hour later setting temp will be increased by 2 C and thenthe unit will run at this setting temperature In HEAT mode the SLEEP mode runs after 1hour and the setting temp will be decreased by 1C 2 hours later setting temp will be decreased by 2 C and then the unit will run at setting temperature
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