CHIGO Service manual Room airconditioner Split Wall
Contents
1. Please turn on disconnecting turn on valve The system is blocked For Replace this parts which 08 Can not heating and example the strainer or connect blocked cooling pipe The compressor failed Replace the compressor no air from the outlet find out the cause replace the motor capacitor PCB or do other actions Other electromagnetic noise from Replace this compressor compressor resonance between the Add bumper block or adjust compressor and other parts the position The indoor and outdoor motor Replace this motor rusted or electromagnetic noise The cross flow fan collides with r Reconfigure the slot basis The noise of the refrigerant Readjust the position of the moving H amp L pressure pipe The screw of outdoor unit is loose and caused the noise and crew down this screw vibration Noise and vibration ARE The bearing of cross flow fan f 09 is existent during brok Replace the bearing roke running saw Komoopr Hawa zaGora 7 495 744 35 35 The cross flow fan collides with the foam or sponge The pipe of outdoor unit contact with crust make the pipes well keep the suitable space over 10mm The noise come from synchronous motor stepper motor capacitance transformer reactor Replace them the indoor and outdoor air circulation channel is clogged which generated noise Clear the sundries fan or blower d2. The room is too large the window or door is not closed Close the window and door Too many persons or heat source in room Reduce the heat source The installed position of outdoor unit isn t good Have insolation or not good in ventilation Reinstall the unit The installed position of indoor unit isn t good Bad in air circulation Reinstall the unit The air filter is dirty or blocked Clean this air filter The system blocked Check capillary tube strainer etc repair or replace them The refrigerant leakage refill up refrigerant after checking the leak source The set temperature is too high reduce the set temperature The condenser blocked by dust or others clean the dust and dirt Too much quantity of refrigerant take the redundant refrigerant out Blockage in airinlet or air outlet Clear the obstacles Air mixed in refrigerant refill the refrigerant High outdoor temperature The indoor or outdoor fan motor is running slow Change this indoor or outdoor fan motor The compressor suction or venting capability is very poor Change this compressor Four way valve slight mixes up replace it other 02 Can not cool The fan doesn t run motor or capacitor of fan failed Poor contact for the line of capacitor line fault The motor relay and drive circuit is fault Check Repair and
3. M gt gt e k A RH e U MERON MU NERI HH 4M CRANE 1H UFO i Kondilak saw KOM OPT Hawa 3a6Ooral 7 495 744 35 35 C Installation 1 Safety Codes 1 The service supplier shall urge its service people to take effective human safety measures during operation 2 The service people shall select an installation position that is solid unlikely shocked and able to support the weight of machines 3 To avoid fire the installation position shall be away from the place where flammable gas exists 4 When the outdoor unit is installed or relocated on the 2 floor of a building or at a height over 2m the service people must use the rope with adequate strength to fasten the outdoor unit securely or take other safety measures to prevent the machine from falling down 5 For working on height anti fall measures shall be taken for the tools and materials used outside the building 6 After completion the installation people must carry out electrical safety inspection The electrical wiring must be in conformance to the national or local safety standards to ensure no leakage 7 If it is needed to refit the power supply during installation approval must be obtained from the user and the operation must be carried out by the people qualified for electrical safety The result must be in conformance to the national or local standards on electri
4. 04 Can not heating The fan doesn t run motor or capacitor of fan failed Poor contact for the line of capacitor line or PCB fault Check Repair and replace The compressor doesn t work the voltage is too low or high overload wiring error The compressor failed The capacitor of compressor failed the capacity of electric fence isn t enough Check Repair and replace The refrigerant leaked refill up refrigerant after checking the leak source The system blocked completely Check capillary tube strainer etc repair or replace them The compressor failed Replace compressor The compressor is blocked replace it The four way valve failed and can t replace direction Check the circuit and replace the four way valve 38 7 495 744 35 35 Kondilak Replace PCB kom opT Hawa 3a60Ta The PCB damaged and no 7 495 744 35 35 output The indoor temp sensor has Replace this indoor been damaged tempsensor Other 05 The compressor The compress connecting wire reconnect this line doesn t work is loose supply voltage is too low install voltage regulator The capacitor of compressor Replace this capacitor failed The PCB failed Check Repair and replace this PCB The compressor locked Replace this compressor The compressor open circuit or Replace this compressor short circuit
5. of the unit which might cause human injuries or other accidents Pull out the plug when the unit is not in use for long time so as to ensure safety When the plug amp to be pulled out make sure that the switch of the air conditioner is turned off When removal or repair is needed please contact the dealer or authorized maintenance amp installation people In case of any abnormal occurrences smell of burning please stop the operation at once cut off the power supply and contact the dealer or authorized maintenance people The name of each part and its function 43 Remote controller Kondilak The LAMP and CLEAN button are applicable for special latest developed new models only instead of normal models The AIR FLOW button is an optional function button it just works on those models with three dimensional air flow function Temperature indicator Indicates the set temperature OPERATION MODE indicator indicates selected operation mode TIME indicator Indicates timer time FAN SPEED button This button set air rate TIMER button This button is used to set the switch on or switchrott and the timer time TURBO button This button changes to TURBO operation It does not work in AUTO DRY and FAN mode FAN SPEED indicator Indicates the seted air rate SLEEP indicator Indicates during sleep operation TURBO indicator Indicates during TURBO operation SWING indicator Indicate
6. 1 The units are not to be installed at places where there might be leakage of combustible gases In case that the leaked gas accumulates around the units there might occur the accident of fire hazards After the connecting of the wires between the indoor un and the outdoor unit check whether the connecting is loose or not by pulling the wire with a little force Never try to stop the operation of the air conditioner by pulling out the power supply line R Such performance might cause electric shocks or fire hazards Do not operate the switch by wet hands fire hazards or other accidents Do not connect the power supply line to an intermediate connector Use of prolonged power line is strictly forbidden Nor is it allowed to share the same plug connector with other electric It might cause electric shocks overheating Before the connector is plugged in please make sure that there is Make sure that the earth leakage circuit breaker is installed Earth leakage circuit breaker Absence of the earth leakage circuit breaker might lead to electric shock and some other hazards The grounding wire on the air conditioner should be tightly connected to the ground of the power source Improper grounding might cause electric shocks or other hazards Do not press stretch damage heat or modify the power line D It might cause electric shocks overheating fire hazards etc If the power line wire is dam
7. 12V 7805 input 12V the output 5V if damaged replace the related device or check downward c check whether the bridge rectifier diodes D1 D4 is normal if the damaged please replace related diode d check whether the power supply transformer of input and output is normal input is about AC220V the output is about AC14V if it is damaged replace the transformer 2 Green light LED2 does not shine or the phase sequence protection a check whether the light emitting diode LED2 damaged if not normal then the replace the light emitting diode b check whether the Q5 9014 collector voltage is normal if not normal then the replace 9014 c check whether the relay RY3 is normal if not normal then the replace the relay d check whether the resistance of the R7 R10 is normal if not normal then the replace the related resistance e check whether the phase sequence of the three phase power supply is normal if not then the replace phase sequence No voltage for over current detection circuit a check whether the rectifier diodes D5 D8 is normal if not normal replace related diode b check whether the current transformator L1 is normal resistance of foot should be around a few hundred ohms if abnormal replace it Over current protection too long or too short Check whether capacity of capacitance E3 E6 is normal the normal over current protection is about 20s 35s replace if it is not normal appear over current pr
8. The overload protector has Replace this overload been damaged protector Other No power in AC power conneciion 06 The AC can t turn on The remote have no power or replace the battery or remote damaged The electric outlet failed Replace electric outlet missing phrase for supply Match right power voltage supply voltage is too low install voltage regulator The main fuse burn out Replace fuse The voltage dependent resistor Change this voltage has been burst dependent resistor This AC can t receive the Repair or replace this remote signal because of receiving head or window receiving head or window failure poor contact for socket connector Check Repair or replace this of PCB PCB The transformer damaged Replace this transformer The PCB damaged and no Replace the PCB output Other 07 Unit suddenly Power failure Wait for the power supply doesn t work after running some time fuse of power supply burn out Replace this fuse poor contact for the plug Check repair and replace the plug and socket Have set regularly shutdown Restart the A C The PCB has any trouble Repair or replace this PCB electromagnetic interference romove the plug and plug again restart 39 Kondilak Other no refrigerant in system Please fill up refrigerant The refrigerant leaked refill up refrigerant after checking the leak source Disconnecting valve dosen t
9. adjust the up down and leftinght directions might lead to accidents opery adju furigh of the air flow so as to ge Do not clean the air conditioner with water Do not attach hang or stack articles on the air conditioner It might lead to the falling down of the air conditioner unit which will result in accidents or injuries Do not sit on the outdoor unit or place any other objects on it Hot water over 40C or 104 F The use of hot water will deform the air conditioner or make it fade in color Gasoline paint diluent benzene and polishing agents etc These substances will deform the air conditioner or cause scratches The falling down of the unit or the objects Ak might cause human injuries and other accidents Instructions for Removal and Repair Do not use combusting apparatuses 7 495 744 35 35 in the air conditioned room AS It might lead to the incomplete combustion of these apparatuses Prior to the maintenance of the air conditioner please cut off the power supply first Never do the cleaning of the units when the fan is in high speed operations IP Do not keep exposed to the cool air for long time It might cause discomforts of body which is harmful to your health Check the supporting structures of the units carefully Do Ne A U Fa 8 In case of damages the supporting structures should be immediately repaired so as to avoid falling down
10. black pen connect other two feet and the resistance should be a few hundred ohm otherwise the transistor damaged PNP transistor choose diode from multimeter black pen connect base red pen connect other two feet and the resistance should be a few hundred ohm otherwise the transistor damaged 10 Infrared Receiver Module choose diode from multimeter black pen connect power pin red pen connect other two feet and the resistance should be a few hundred ohm otherwise the transistor damaged 11 Crystals check voltage of crystals the normal voltage is 2 1 V 2 5 V otherwise the crystals damaged 2 Charged detection 1 Connect PCB with Test bed check mode wind speed temperature and so on according to the remote control and control panel PCB should receive signal accurately and correctly and indicator light should feedback correctly or check whether has the correct output signal by a multimeter such as compressor fan four way valve electrical heating step motor synchronous machine negative ion High voltage generator Dc decelerating motors 2 Each function control key should be flexible 3 For liquid crystal display or fluorescence display character should be clear and correct There should not have the ghosting brightness blance Light board display normally have no obvious Unnormal flicker 4 step motor should be able to rotate 5 For the PCB with self test function press the self test button an
11. the connecting wire O check whether the connecting wire of step motor and the motor is normal 8 The relay does not work a check whether the voltage of the relay coil is normal usually about 12V otherwise check whether the relays is normal or checking the next step b check whether the relay is good otherwise replace of relay c check whether the output pin of the main chip is high 5V or check whether the main chip is normal or checking the next step d check whether the power supply circuit transformer input and output voltage is normal or checking the next step e checking whether the piezoresistor and temperature insurance are normal the resistance of piezoresistor is infinite the resistance of temperature Insurance is 0 otherwise check related 22 Kondilak saw KOM OPT Hawa 3a6Ooral componentsthe or checking the next checks 7 495 744 35 35 9 key is invalid a check whether the output pin of the button is normal or replace b check whether the voltage of display board is 5V otherwise check the power supply circuit or connecting wire c If all above are normal check whether the main chip is normal or replace the main chip 4 Electric control panel detection red power indicat LED1 is not bright a check whether the LED1 is damaged if damaged please replace the diode b check whether the input and output voltage of the 7812 and 7805 is normal 7812 input 14V output is about
12. the power supply is correctly connected 2 Preparation of installation tools Table Configuration of Installation Tools 1 Impact drill with 70mm bit l pc 2 Bit 910mm or 12mm l pc Tool 3 Slotted screwdriver and cross screwdriver 1 Slotted 100 or 120mm Cross 120 pc for each mini slotted screwdriver or 145mm 4 Torque wrench 2 pcs spanner 3 pcs Spanner 810 10x12 12x14mm 5 Hammer 1 pc 0 5Kg 6 Electrical knife 1 pc Kondilak 7 Wire stripper 1 pc saw KOMAA ODDPT Hawa za6oral 8 Sharp nose pliers and cutting pliers 1 pc for each Cutting pliers 150mm 9 Pipe bender 1 set 10 Pipe expander 1 set For the expanding the opening of the added pipe 11 Pipe cutter 1 pc For cutting the excess copper tube 12 Reamer 1 pc For deburring the copper tube 13 File 1 pc 150 or 200mm 14 Multimeter 1 set Level 5 0 15 Leakage detector or soap sponge 1 pc For detecting if there is leakage at the connection 16 Thermometer or digital temperature meter 1 06 For measuring the temperature of the intake and outlet air of the air conditioner 17 Pressure gauge For measuring the working pressure of the air conditioner system 18 Level gauge or plummet 1 pc 19 Putty scraper 1 pc 20 Hex wrench 1 set 21 Electric probe 22 Safety belt 23 Rop
13. user Kondilak saw KOM OPT Hawa 3a6ora D Exploded view and part list 7 495 744 35 35 1 Indoor CS 25V3A MA114A CS 35V3A MA114A 1 LOUVER 2 THERMAL INSULATION PIPE 3 SWING LOUVER 4 CONNECTING LEVER 5 WATER RESISTANT RING OF WATERPOUT 6 LOUVER SUPPORT POLE 7 GUIDE BEARING 8 OUTLET PART 9 BASE 10 CROSS FLOW FAN 11 BEARING 12 EVAPORATOR 13 EVAPORATOR PLASTIC LEFT PLATE 14 SCREW COVER 15 CLIP 16 AIR FILTER 17 FRONT PANEL 18 Display lamp panel 19 DISPLAY BOX 20 MIDDLE FRAME COVERPLATE 16 21 MIDDLE FRAME Kondilak gaw Kom opT Hawa za6oral 7 495 744 35 35 22 TUBE TEMP SENSOR HOLDER 23 SPRING OF SENSOR 24 COPPER PIPE OF SENSOR 25 EVAPORATOR RIGHT PLATE 1 26 EVAPORATOR RIGHT PLATE 2 27 MOTOR PLATEN 28 TUBE TEMP SENSOR 29 ROOM TEMP SENSOR 30 ELECTRIC CONTROL PLATE 31 TRANSFORMER 32 TERMINAL BOARD 33 WIRE CLIP 34 ELECTRIC BOX 35 INDOOR MOTOR 36 POWER CORD 37 CONNECTING CABLE 38 PIPE CLAMP 39 STEP MOTOR 40 WALL MOUNTING FRAME 41 REMOTE CONTROLLER 17 Kondilak saw KOM OPT Hawa 3aG6oral 7 495 744 35 35 2 Outdoor CS 25V3A Y4N CS 35V3A Y4P 1 Front Grill 2 Front Plate 3 Axial flow fan 4 MotorT 5 Motor support 6 Le
14. 0 Loss tangent inspection as understanding project Judge standard run about 10 minutes check surface temperature of capacitance If the surface temperature exceeds the ambient temperature about 15 C that means loss tangent has exceeded the limitvalue 0 0018 Check capacitance check by pointer type multimeter if the pointer oscillation amplitude is bigger than the standard capacitance that means capacitance has been attenuated Digital Multimeter check by Cx interface the capacity should not exceed the nominal capacity of 5 Insulation inspection Testing method normally the resistance of capacitance is 90 if the number of resistance is thousands of ohms or greater that means capacitance is no problem if the resistance is smaller or 0 that means capacitance has been damaged should be immediately replaced transformer 1 Visual inspection check whether the appearance of transformer burnt phenomenon check whether has the burnt transformer smell If the appearance of burnt yellow phenomena or had burnt smell transformer winding is bad 2 Check on running Testing method make transformer running under load which can run with PCB should be running smoothly there shouldn t be unusual noise if there is unusual noise it is multi electromagnetic noise 3 Electrical Characteristics 24 Kondilak 1 No load characteristics saw KOMPOPT Hawa sa6oral 7 495 744 35 35 as for the power supply 220
15. 31 Kondilak saw KOM OPT Hawa 3a6Ooral Only indoor fan motor does not operate 7 408 744 35 35 lt Primary check gt 1 Is it possible to detect the power supply voltage 200 240V between L and N on the terminal block 2 Does the indoor fan motor operate in cooling operation Turn off power supply once and turn it on again Does compressor continue to operate YES Is it possible to detect AC 220V between NO Replace main pin high middle low and P C board Start to operate indoor pin common of motor ae i unit in cooling connector operation at airflow level LOW wait three minutes Does indoor fan operate YES Turn off indoor unit and rotate cross flow fan by hand when the unit is on standby Is it possible to rotate cross flow fan by hand properly NO Replace bearing NO Replace capacitor YES Is capacitor of indoor fan ok YES Fan motor Replace indoor operates normally fan motor 32 Kondilak saw KOM OPT Hawa za6G6oral Compressor does not operate 7 495 744 35 35 Turn on power supply lt Primary check gt 1 Is the room temperature higher than the preset temperature in cooling operation 2 Is the crossover cable connected properly Does OPERATION NO indication indicate YES Does compressor delay three minutes by temperature changes or others Wait three minutes Is it possible t
16. Kondilak saw KOM OPT Hawa za6oral 7 495 744 35 35 CHIGO Service manual Room airconditioner Split Wall Mounting Type NOTE Before servicing the unit please first read the service manual and then contact with your service center if meet problem Kondilak saw KOM OPT Hawa 3a6Ooral 7 495 744 35 35 Table of the contents As SUTIN ALY s 6ynsx66 an6btsev55isybdxasehGbeokbSAsvev986s bQssab6ssgcvflb page 3 B s Wiring diagraliass ca acitd kil page 4 5 Cs SELOR A AU W A page 6 D Exploded view and part list page 16 E Components fault and test methods page 20 Fy Failure dE PIANA AWA GA O page 29 G Troubleshooting sari oai GRE O GG sca verka page 31 H Usual failure analysis aaa dek page 37 ly Users page 42 50 Kondilak saw KOM OPT Hawa 3a6orall A Summary 7 495 744 35 35 1 indoor unit 2 outdoor unit 3 remote controller Kondilak gi i om opT Haw 8 Wiring diagram xin x z Wiring diagram INDOOR CS 25V3A MA114A CS 35V3A MA114A CIRCUIT DIAGRAM H acid z nh TO OUTDOOR UNIT BL BLUE 3JE3 MN RE RED T GTELLON GREEN TO POWER SUPPLY 1050205000035 R0 Kondilak saw KOM OPT Hawa 3a6ora 7 495 744 35 35 Wiring diagram OUTDOOR CS 25V3A Y4N CS 35V3A Y4P
17. PT Hawa za60ra Methods of maintenance 7 495 744 35 35 The air conditioner must be turned off and plug pulled out before the maintenance is to be carried out Before the season of operation During the season of operation 4 Check if there are any blocking materials in the intake and outlet vents of the indoor and outdoor units A wat ff Bes j ze 2 Check if the installation stand is corroded or rusty 3 Checx if the Grounding machine is terminal properly grounded 4 Check if the air filter is clean 5 Connect to the power source 6 Put batteries in the remote controller 1 Set the temperature at 30 C or 86 Fand operate in the fan status for about half a day To make the interior of the units dry 2 Stop the operation of the machine and tum off the power switch p 4 The air conditioner will consume about 5W of electric power after the machine is turned off For fe purpase of energy saving and safely R is advisable to pull the plug out during the normoperatanal seasons Clean and install the air filter screen 5 Take the batteries out from the remote controller e Gently press the tow lower ends of the grid and open it e Gently pull up the air filter screen and take it out in the direction of your body Clean the air conditioner Use a soft and dry cloth to rub the air condifoner the air conditioner is very dirty use a piece of The cleaning of the a
18. V 50Hz 220V 60Hz 240V 50 Hz power 5 8W transformer primary load current lt 20mA power supply 115 60Hz power 5 8W of the transformer primary No load current lt 35 mA no load output voltage does not exceed rated voltage 10 2 Load Characteristics transformer at rated load conditions the error of the secondary coil voltage should not be greater than the requirements in Table 1 4 Output power 1 measured current and voltage with the multimeter and then according to P UI the output power should not exceed transformer nominal requirements of 8 If you exceed this requirement you can determine the transformer s power attenuation 2 According to P U2 R the output power shall not exceed the transformer nominal requirements of 8 If you exceed this requirement you can determine the transformer power attenuation 5 DCR 1 turn to turn short circuit check by multimeter select the appropriate range measure the resistance of transformer winding if the deviation between real resistance with the standard resistance is great that means the inter turn short circuit and outlet the open circuit 2 Coil Open circuit check by multimeter select the appropriate range measure the resistance if the resistance is oo that means transformer coil open circuit or open circuit 6 Insulation inspection 1 insulating property between the shell and the iron core Testing method check by multimeter select th
19. aged or needs to be replaced due to some other reasons please make sure to have dealer or the authorized maintenance people to do the replacement Never use the fuse with incorrect capacity or any other metal wires no dust on it and that it is plugged fully in place If there is dust on the plug or if the electric shocks or It might cause electric shocks fire hazards plug is not in place it might cause COpper wire The use of metal or copper wires for fuse might cause operational failures or fire hazards 42 Kondilak kKOom opT Hawa za6G6ora Try to avoid the sunlight and hot air from entering the room Try to minimize the generation of heat during the operation of cooling D Place the heating sources out of the room When it is necessary to use the air conditioner and the combusting apparatuses in the same room air ventilation has to be made from time to During the cooling operation curtains or window blinds should be used to shade off the sunlight Do not place insecticides or paints and other flammable sprays near the air conditioner or spray them directly at the air conditioner Insufficient ventilation might lead to lt might cause fire hazards lack of oxygen or some other dangers Do not insert sticks or bars into the air Adjust the air direction correctly es 2 0 o As the fan is in high speed operation the insertion Properly
20. amaged Replace it Other The drain pipe is jammed or Clear up the stem or replace a broken new pipe The installation of evaporator and water receiving tank is not reinstall them in place 40 Kondilak 10 Water leakage of indoor unit The outlet part broke Paste new glanerstrign orpr Kawa sa6oral When bending tube of the evaporator collides with the PCB s wire the condensed water would flow along the wire and cant flow into the receiving water tank Please avoid contacting between the bending tube and the PCB s wire A lot of evaporator fins fall down to lead to bad flow Renovate these faulty fins The indoor unit didn t install Please reinstall the indoor unit correctly according to the correctly requirement The damping rubber is shedding Put again The drain pipe is shedding Fix again The filter or evaporator is very Clean it dirty refrigerant isn t enough cause the evaporator ice leak water after off Refill refrigerant 41 7 495 744 35 35 I User s Manual Kondilak saw KOM OPT Hawa za60ra 7 495 744 35 35 Please read the Instruction Manual carefully prior to the use of your air conditioner so as to ensure proper operations instructions for Installation Make sure to have the professional after sale service persons of our company or the authorized dealers to install the units before you use
21. ased Press the SLEEP button again can release the mode NOTE e Use the sleep mode when you are going to bed If this mode is used in the day the capacity is reduced since the ambient temperature is too high COOL MODE e During the operation of cooling the room temperature will be raised gradually by 2 C 4 F higher than the setting after the machine begins to operate in the sleeping mode e During the operation of heating mode the room temperature will be dropped gradually 5 C 9 F lower than the setting after the machine begins to operate in the sleeping mode REPLACEMENT OF BATTERIES e When the signal from the remote controller becomes weak and the indoor unit can not receive it properly or the indications on the display screen becomes blurred please slide the back cover and replace with two new batteries e The positive and negative poles must match the installation positions e New batteries of the same type have to be used for replacement e f the remote controller is not to be used for long time take out the batteries so as to prevent the leakage of the electrolyte from damaging the controller e l when the remote controller is at abnormal state you can take out the batteries on the back cover to clear off the display 46 Kondilak saw KOM OPT Hawa za60ra Basic principles and performances 7 495 744 35 35 Features of Heating Operations O The machines absorb heat from the outdoor air and transfer
22. cal safety 8 The service people must check each position of the casing during test run In case of electric leakage immediately stop the machine and check it If it is the problem of installation solve it and test again Ensure the air conditioner works normally If it is the problem of air conditioner report it to the vendor 9 During installation if the service people find that the user s power supply has the potential safety problem they must notify the user and record the details on the warranty card for confirmation or take corrective actions 10 Before completion of the installation or during removal or installation of the machine it is prohibited to switch on the power and start the machine in order to avoid safety accidents 11 The service people must follow the national or local safety rules when using the welding tools The welding must be performed by the people with safe operation qualification 12 CHIGO has the right to supervise the service supplier for its work safety The accidents due to the service supplier s fault shall be the service supplier s responsibility 13 During installation the service people shall take care to avoid skid cutting scratch burn electric shock or fall Take care to protect the eyes during welding 14 After installation ensure that the people or objects are away from the machine before you connect the power supply Do not switch on the power or test the machine until
23. check whether the main chip is normal otherwise replace it 5 sensor failure a check whether the voltage of room temperature sensor and pipe temperature sensor is normal make sure at the same temperature conditions the voltage difference between these two sensors can not be greater than 0 1V otherwise need to replace b take down the sensor and measure the resistance its resistance should be within standard deviation 6 Indoor fan failure a check whether capacitance of fan is the same with nominal value or replace the capacitor or check the next step b for the tap fan check voltage of high medium and low wind relay the normal voltage is DC12V 0 for the tap fan check whether the relay 1s normal or may replace relay d check whether the AC power supply circuit is normal or replace related devices e for the PG fan check whether SCR C1815 is cold solder joint loose this circuit is normal or not f for the PG fan check whether voltage of SCR C1815 is normal Point C is about 0 3V Point b is about 0 7V point e is OV or replace the C1815 7 step motor does not run or not good at running a check whether solder joint of step motor is cold solder joint loose and short circuit for rosin the main chip the output voltage of control pin is about 2V or check whether the main chip is normal or checking the next step b check 4 pin voltage which connect the step motor with 2003 is normal 10 12V or check the 2003 or
24. d then enter the self test program the output should be consistent with the design requirements no procedures chaos or system halted 3 Common fault detection 1 unit doesn t work a check whether input and output voltage of the transformer is normal input AC220V Output AC10V 14V if no problem then check the next step b check whether three terminal voltage regulator 7805 is normal if no problem then check the next step c check whether the voltage of crystal oscillator is normal 2 1 V 2 5V if not replace crystal 21 Kondilak d if all above are normal then replace the main chip saw kom OpT Hawa saGoral 7 495 744 35 35 2 display bad or indicator light does not shine Showing bad or light does not shine a check whether the voltage of display board is normal 5V b check whether the resistance of display lamp is normal light emitting diode forward resistance is a few hundred ohms c check whether chip is cold solder joint short circuit or replace the chip 3 Buzzer does not ring or abnormal a check whether the voltage of Buzzer is normal about 12V if normal then check the next step b check whether the Buzzer is noiselessly 4 Not receive or receiving is insensitive a check whether the wire of receiver is normal or replace the connecting wires b check whether the voltage of receiver is normal 5V or check the power supply circuit c check whether the receiver is normal if normal
25. e acc to weight bearing requirements 24 Laying cloth cover cloth shoe covers wiping cloth 25 Ladder and other requisite tools Other auxiliary materials depending on the site conditions Materials 1 Fixing support for outdoor unit GB T5059GB T5213 2 Expansion bolt 10mm 4 pcs 3 Anchoring bolt 010mm with spring washer 4 pcs 4 Concrete nail 5 Heat insulation strap 6 Insulation tape 7 Gypsum powder 1 bag 8 Copper tube and power cable 9 PVC pipe optional 10 Square channel optional For fixing the connection pipes and wires 11 Others 7 495 744 35 35 Kondilak _ 7 495 744 35 35 3 Check the machine whether the appearance is in good condition and whether the accessories are complete 4 Check the user s power supply kilowatt meter capacity wire diameter electric leakage protection switch ground wire and voltage Table The Requirements of Different Models for Power Supply Table 1 220V 240V Item Section Area of Circuit Switch Model Power Cable mm A Split Wall Mounting Series 25 1 0 10 5 Selection of Installation Position Indoor outdoor lens sequence needs adjustment Kondilak 7 495 744 35 35 6 Execution of Installation Kondilak 7 495 744 35 35 Kondilak wre Required distance of th
26. e appropriate range measure the resistance if the resistance is 9001 tens of thousands of ohms means insulating property is good if the measured resistance of the smaller or 0 means core screen has been destroyed 2 insulation between the windings Testing method check by multimeter select the appropriate range one pen contacts with the transformer primary the other contacts with secondary output transformer if the resistance is or tens of thousands of ohms means insulating property is good if the measured resistance of the smaller or 0 means core screen has been destroyed 6 remote control 1 visual inspection 1 injection parts should be no deformation no mask loose tilt phenomenon 2 The battery should be in a good elasticity with no rust 3 liquid crystal display without bubbles display clear correct not more paragraphs ghosting and black 2 Function test The battery into remote control LCD display should clearly show the content non LCD display does not 25 Kondilak check this The receiver should be able to receive the instructions accurately gt omtbopr mama 330018 7 495 744 35 35 3 Common fault 1 key failure Testing method make sure the unit running installed battery to remote control press various function keys Fault judgement a if multiple buttons are not work the main reason is for the bad chip b if sometimes normal and sometimes fail then the main reason is the underlyin
27. e space around the outdoor unit unit mm 3 With obstacles only on 1 With obstacle above 2 With front side gt front side outlet port outlet port open Keep repair spase on tr sid ofthe units as shown below 4 With obstacle on both front side and back side 444444444 4444444 Though the upper side is open but there are obstacles on four sides the machine cannot be installed there Keep two sides open at least Indoor unit Outdoor unit pT Hawa 3a6oral 7 495 744 35 35 Kondilak bpr Hawa saGoral 7 495 744 35 35 Kondilak 7 495 744 35 35 Table Standard of piping torque 1 Nut torque of connecting pipe R410a R407c Outer diameter of copper pipe Kein 2 Nut torque of connecting pipe R22 Outer diameter of steel pipe Fastening torque Reinforced fastening torque mm inch Kgf m Kgf inch Kg m Kgfinch 6 00 1 4 1 6 6 3 2 0 7 9 9 52 3 8 3 0 11 8 3 5 13 8 12 0 1 2 5 0 19 7 5 5 21 6 15 88 5 8 7 5 29 5 8 0 31 5 19 05 3 4 12 0 47 2 14 55 1 13 Kondilak Hawa sa6orafll 7 495 744 35 35 Connection pipe Connection Wall cross wire pipe Drainage pipe Kondilak _ 7 495 744 35 35 7 Introduction of usage and maintenance knowledge 8 Ending clear the site collect tools fill the warranty card and say goodbye to the
28. ect two pens with step motor input end after rotating the output 27 Kondilak shaft there should be clear voltage shows on multimeter saw KOAAOpT Hawa sa oral 7 495 744 35 35 9 synchronous motor 1 General inspection Testing method Visual inspection check whether the appearance of synchronous machine is burnt rust If have that means the winding of motor 1s broken In the case of non power hand knob output shaft 1f there exist strange noise that may be caused by driving wheel not matching or loose for connecting piece 2 Resistance test short circuit Measure resistance of each winding by universal meter if the resistance value is lower than the standard the winding may short circuit 2 open circuit Measure resistance of each winding by universal meter if the resistance value is infinite the compressor winding may open circuit 3 Testing method check by multimeter select the appropriate range one pen contacts with input terminal the other contacts with body of step motor if the resistance is or tens of thousands of ohms means insulating property is good if the measured resistance of the smaller or 0 means core screen has been destroyed 4 Check on running Testing method make sure synchronous machine running with load there shouldn t be unusual noise if there is unusual noise it is caused by rust or wear If it does not work most is due to open coil short circuit or rust 5 Torque checking Te
29. ft protect net 7 Pillar 8 Condenser 9 Top panel 10 Rear Grill 11 Four way valve assembly 12 Intake pipe for the condensor 13 Suction pipe 14 Capillary Assy 15 Suction pipe 16 Discharge pipe 17 Electrical boxes 18 Right panel 19 Large handle 20 Valve installation plate 21 High pressure valve 22 Low pressure valve 23 Base 24 Compressor 25 Partition board 19 Kondilak saw KOM OPT Hawa 3a6oral 7 495 744 35 35 Kondilak saw KOM OPT Hawa 3a6Ooral 7 495 744 35 35 E Components fault and test methods 1 Ordinary compressor 1 Ordinary test power off Testing method Check the compressor by eyeballing first If there has burnt vestiges on the surface of compressor or the compressor gives out the bad smell the reason mainly is that the winding is burnt If the compressor terminal is burnt mostly it is caused by the heavy current or the bad contact 2 Resistance test short circuit Measure resistance of each winding by universal meter if the resistance value is lower than the standard the winding may short circuit 2 open circuit Measure resistance of each winding by universal meter if the resistance value is infinite the compressor winding may open circuit 3 Electric leakage amp insulation test Measure resistance between the points of winding and other part of compressor by universal meter if the resistance value is infinite means no electric leakage and the in
30. g part has a impurity 2 No emission signal Testing method make sure the unit running installed battery to remote control press various function keys Fault judgement If the remote control without signal but the display and other functions are normal then most of the reason is that a bad emission tube If the display is not normal normally chip damage 3 Testing method make sure the unit running installed battery to remote control press various function keys Fault judgement If the remote control is neither transmit nor display means chip resistors chip capacitance crystal 1 iron crystal and other damage If you press reset button remote control full screen then back to not show the status then the most for crystal 2 ceramic oscillator is damaged 4 Show insufficiency Testing method make sure the unit running installed battery to remote control press various function keys Fault judgement If the remote control showing the insufficiency phenomena that are mostly liquid crystal rupture leakage and other causes 4 electrical properties 1 tandem the ammeter with remote control in the DC 3 0V voltage if unit can not launch a signal in the unit with liquid crystal display the quiescent current lt 70uA in the absence of liquid crystal display the quiescent current lt 20uA 2 under the voltage of 2 6V remote control should be able to work properly In not more than 80 of the rated voltage 2 4V the LCD of remote con
31. g the room Cases requiring immediate contact with the distributor Pull out the power plug immediately and inform to your distributor in the following situations gn or breaker often breaks off Power plug or code is excessively hot Covering of power plug or code N is broken lt p ka Y Fuseoffen breaks off LO Malfunction is observed TV radio or other devices Abnormal noise is heard during operation When faulty operation movement is observed when the RUN button is pressed even after pulling out the power pulg and restarting the operation after 3 minutes faulty movement does not disappear A R 3Minutes p goby r but why 49 7 495 744 35 35 Kondilak saw KOmooprT Hawa 3a6oral We hope you will know the 7 495 744 35 35 following when using the unit The unit can not be restarted just after shut down Restart is for 3 waa after shut down to protect RUN lamp is natn An BE H s Three minute protection timer incorporated in the microcomputer actuates automatically Except that power is connected this function does not actuate Air blow is stopped to prevent blowing out of cold air until the indoor heat exchanger is warmed 2 to 5 min Air is not blown out at starting of heating operation o HOT KEEP EE i Because the unit is doing mould proofing operation and indoor The unit will not stop b
32. it indoors so as to heat the room air The heating capabilities through this principle of heat pump go up down with the increase decrease of the temperatures of the outdoor air O t only needs a fairly short time for such hot air circulation system to raise the room temperature O When the outdoor air temperature is very low the system can be used together with other heating devices But good ventilation should be maintained to ensure safety and prevent accidents Defrosting When the outdoor air temperature is very low and humidity is very high frosting will occur to the heat exchanger of the outdoor unit which has negative impacts upon the efficiency of the heating performance In such case the automatic defrosting function will come into play The heating operation will be stopped for 5 10 minutes to do the defrosting O The fans of both the outdoor and indoor units are stopped O During the defrosting the outdoor unit might generate some steam It is caused by fast defrosting which is not a performance failure O Upon the completion of the defrosting process the heating operation is resumed To be in compliance EN61000 3 11 the product shall be connected only to a supply of the system impedance Zsys 0 22008 ohms or less Before connect the product to public power network please consult your Local power supply authority to ensure the power network meet above requirement Methods of maintenance 47 Kondilak saw KoOmM O
33. lowing out the air immediately after shut f sown at COOL operation model low speed The louver will not close down until When outdoor temperature is low and humidity is high the unit Se sometimes performs defrostng automatically Please wait Duzing Air is not blown out for 6 to 12 min at heating operation defrosting water or steam are raising from the outdoor unit Airis not blown out at DRY operation Indoor fan is sometimes stopped to prevent vapor of dehumidified moisture and save energy This phenomenon sometimes occurs when the temperature and Mist is blown out at COOL operation asy s 22 will disappear with the Air blown out during operation may smell This is the smell Odor is sent out of tobacco or cosmetics sticked to the unit Noise Is heard cracking sound This is caused by the refrigerant that is circulating inside the unit Noise is heard cracking sound After a power stoppage or after disconnecting the power supply plug This is caused by heat expansion or contraction of plastics The memory circuit of the microcomputer is cleared Operate Operation can not be restarted even if the power is recovered the remote controller again to restart the operation Remote control signals may not be received when signal receiver on the air conditioner body is exposed to direct sunlight or strong lighting In that case interrupt the sunlight or darken the lighting Remote control sig
34. mode 3 Press the FAN SPEED button to choose the air rate you want Low display indicates Med display indicates afl Hi display indicates all Auto display 4 indicator flashing It would be automatically set at low speed and unadjustable in DRY mode 4 Press the SWING button to choose the up down air flow direction you want natural flow display indicates swing display indicator flashing fixed wind display indicates It would be automatically set at fixed wind air flow direction in DRY mode TURBO OPERATION Press TURBO button during COOL or HEAT operation the air rate can be setted in HIGH Press the TURBO button again can release the TURBO operation Note during TURBO operation the air rate cann t be changed ADJUSTING LEFT RIGHT AIR FLOW DIRECTION Methods 1 Manually adjust Adjust the direction by moving directly the left right air flow direction adjusting fin by hand Caution when adjust the direction stop air conditioner Methods 2 Horizontal amp vertical auto swing three dimensional air flow model Adjust the direction by remote controller Press the AIR FLOW button the air swinging fins will constantly make the left right swinging or fixed direction in air delivery 45 Kondilak saw KOmM OPT Hawa za60ra 7 495 744 35 35 SLEEP OPERATION Use this mode to reduce operation sound when sleeping etc Press the SLEEP button the air flow sound from the indoor unit is decre
35. n temp sensor fault 7 Compressor drive FC 11 lighten abnormal fault 10 FF 14 lighten Other fault 29 7 495 744 35 35 Kondilak saw KOM OPT Hawa 3a6Ooral Check parts Serial Protection content Indoor unit display status number LED Indoor unit without Code the nixietube Running Timing lamp lamp flashing flashing frequency n frequency n Indoor l Evaporator temp protection Pl lighten 1 parts Outdoor 1 Overheat over current P2 lighten 2 parts protection of inverter module Over current protection P3 lighten 3 Compressor discharging P4 lighten 4 temp protection 6 Power supply over current Pr lighten 7 over voltage protection 9 High temp of condenser PA lighten 10 protection 10 High temp of outdoor PC lighten 11 ambient protection 30 7 495 744 35 35 Kondilak saw KOM OPT Hawa 3a6Ooral 7 495 744 35 35 G TROUBLE SHOOTING Indoor Tr sensor error NO Is CN Tr sensor connector connected properly Connect CN properly i YES Is Tr sensor resistance value NO eee 5KO at 25 normal plac sensor YES Indoor P C board is defective i Replace P C board i Indoor TP1 sensor error Is CN TP1 NO 5 sensor connector connected properly i Connect CN properly YES Is TP1 sensor resistance value NO EE 5KO at 25 normal eplace sensor YES Indoor P C board is defective F Replace P C board i
36. nals are not received Moisture may form on the air outlet grilles If the unit is operated for a long period of time with the high humidity moisture may form on the air outlet grilles and drip down 50
37. nit operate when moving remote control near receiver or indoor unit Is there any thyristor fluorescent light nearby YES Press START STOP button Batteries are exhausted Does indoor unit start to operate by automatic restart function Is transmission NO mark indicated NO Does indoor unit beep and operate Does radio sound is affected by remote control when a signal is transmitted at distance of 5 cm from radio Remote control is defective P C board is defective Keep indoor unit Avoid direct away from Replace Replace Normal Replace remote sunlight thyristor P C board batteries operation control fluorescent light 34 NO Is the unit display Is the power NO normal applied to the unit YES YES Does outdoor unit run Does the compressor run normally Is the power normal check the voltage between L amp N of terminal block NO Check the YES compressor wires andit s capacitor Press the power ON OFF button of wire control or remote control YES Does the indoor YES Normal Does the beeper NO unit run beep YES Check the failure code NO Is the display all according to the failure off table YES Check the connector on display PCB connected to control PCB Check the display PCB itself 35 Kondilak saw KOM OPT Hawa 3a6Ooral 7 495 744 35 35 Check power supply mains or interconnection wires Check
38. o detect AC 220 240V on terminal block or contactor of compressor NO NO YES Are all of compressor NO cords normal YES NO Is compressor motor winding normal Check winding resistor YES Is capacitor for NO compressor normal YES NO Is overload relay normal YES NO YES Does compressor stop after a while YES Is gas quantity normal NO Check gas pressure YES YES Compressor is defective Is resistance value of room sensor Tr and heat exchanger sensor TP1 normal NO YES Microcontroller is defective or miniature relay is defective Compressor is defective Capacitor is defective Overload relay is defective Compressor is defective Gas shortage Gas leak 33 Check power supply Room sensor or heat exchanger sensor is defective Replace room sensor or heat exchanger sensor Replace P C board Rewire or replace defective cords Replace compressor i Replace capacitor i Replace overload relay Replace compressor i i Supply gas i Replace compressor R Kondilak saw KOM OPT Hawa 3a6Ooral Press START STOP The unit does not beep at all 7 495 744 35 35 button OPERATION indication on indoor unit is not indicated Is transmission NO mark indicated Press RST button on remote control with tip of pencil Is receiver on indoor unit exposed to direct sunlight Does indoor u
39. or is burnt rust If have that means the winding of motor is broken In the case of non power hand knob step motor s output shaft if there exist strange noise that may be caused by driving wheel not matching or loose for connecting piece Check torque Self positioning Torque under the action of this torque step motor should not lose not jitter non skid Resistance test short circuit Measure resistance of each winding by universal meter if the resistance value is lower than the standard the winding may short circuit open circuit Measure resistance of each winding by universal meter if the resistance value is infinite the compressor winding may open circuit Check on running Testing method make sure step motor running with load there shouldn t be unusual noise if there is unusual noise it is caused by rust or wear If the step motor does not work most is due to open coil short circuit or rust insulating property Testing method check by multimeter select the appropriate range one pen contacts with input terminal the other contacts with body of step motor if the resistance is or tens of thousands of ohms means insulating property is good if the measured resistance of the smaller or 0 means core screen has been destroyed electrical performance checking Testing method use needle nose pliers or similar tool clamp output shaft of the motor rotate it clockwise at the same time choose AC 20V voltage then conn
40. otection a check whether the integrated block LM311 7 feet IC3 is normal if not normal check IC3 if damage replace it b check whether triode 9012 is normal if abnormal replace it c check the voltage of over current relay coil is normal about12V if it normal check whether the relay damage no defrost signal temperature signal defrosting relay can t break a check whether the temperature sensor is normal measure sensor resistance if the resistance is too large or too small or even infinite or 0Q then replace sensor b check whether the voltage of the defrost relay coil is normal about 12V if it s normal check whether the relay damage 23 4 5 Kondilak saw KOM OPT Hawa 3a6Ooral capacitor 7 495 744 35 35 appearance inspection Testing method Visual inspection whether the appearance of capacitor expansion burst if it was that means the capacitor fail 2 check by open circuit Testing method Check the capacitance by multimeter If the pointer could swing to the right at once then the pointer slowly reset to 0 that means the capacitance is no problem if the pointer does not move or do not reset means capacitance is open circuit electrolyte dry or short circuit capacitance breakdown leakage of electricity Testing method Check the capacitance by multimeter If the pointer couldthen the pointer can t move that means the capacitance is breakdown or leakage of electricity
41. r flier screen Standard intervals should be once every two weeks 2 Clean the air filter screen if the screen is very dirty please use ukewarm water about 30C or 86 F to clean it Air it dry after the cleaning Note Do not use boiling water to clean the screen Do not bake the screen dry over a fire Do not exert too much force in pulling and stretching the screen Install the air filter screen To operate the air conditioner without the air ier screen on will cause the interior of the machine dirty which might laad to poor performances or damages to the units or use a vacuum cleaner to clean it choth and soak it with neutral home use detergent to do the cleaning Note if the air filter screen is blocked by dust or dirt the performance of cooling and heating will be affected with the operation noise and power consumption increased Therefore the air filter screen should be cleaned regularly 48 Kondilak BAUJKOM OPT Hawa 3a6oral Treatment at service call Please check he following before requesting afler sale service from your dealer ia The air conditioner does not operate at all ls ihe power plug in Is the time sat to Is there a power fallure or a blown an outlet Is the room temperature Are the window 5 and setting suitable clean Nat clogged door s opened sutahls TEMP Her pam Hf CD Poor cooling performance ls direct sunlight enterin
42. replace The compressor doesn t work the voltage is too low overload wiring error The compressor failed The capacitor of compressor failed the capacity of electric fence isn t enough Check Repair and replace 37 7 495 744 35 35 Kondilak The refrigerant leaked completely refill up refrigeraii aliei gt Hawa 3a6ora checking the leak source The system blocked completely Check capillary tube strainer etc repair or replace them other 03 Not heating well The room is too large the window or door is not closed Close the window and door The set temperature is too low Heighten the set temperature The air filter is dirty Clean this filter The refrigerant leaked refill up refrigerant after checking the leak source The system blocked slightly Check capillary tube strainer etc repair or replace them The outdoor temperature is too low The A C can t melt down frost Replace this sensor or move or the sensor to the thickest position of frost The indoor or outdoor motor speed is lower Replace this fan motor The compressor suction or venting capability is very poor Replace this compressor Four way valve slight mixes up Let the four way valve moving continually Replace the four way valve if it can t move The capillary valve has been blocked Replace this capillary valve other
43. s selected lap mode SET TEMPERATURE button This button sets the room temperature SWING button This button changes the flap mode natural flow swing or fixed wind AIR FLOW button optional This button used for selection of the leftright alr dow direction whenever pressed the in flap wil swing or fix t just works on three dimensional air flow model SLEEP button Press this button to lock or unlock the keyboard When TURBO operation is selected room temperature is not controlled with operation being contnually If you feel the room temperature is too cool or too heat please cancel the TURBO operation 44 Hawa 3a6oral _ 7 495 744 35 35 Kondilak saw KOM OPT Hawa za60ra Transmission procedure 7 495 744 35 35 TT When each button on the remote controller is pressed with the remote controller pointing toward the air conditioner unit signal is sent When the signal is received correctly the receiving sound is emitted from the unit Use of remote controller Operating machine in selected modes 1 Point the remote controller at the unit press the ON OFF button then press the MODE button select the needed mode ATUO COOL DRY HEAT or FAN 2 Press the SET TEMPERATURE button to increase or decrease the readings until the needed temperaure is displayed The room set temperature range is from 16 C 32 C 61 F 90 F It would be automatically set at 25 C 76 F and unadjustable in AUTO and DYR
44. sting method make sure the motor running by rated power use needle nose pliers or similar tool clamp output shaft of the motor till making the motor stop Fault judgement At rated voltage frequency braking torque of synchronous machine should be 2 0 345Nm if the output shaft of the torque is less than 0 345Nm can be found the torque is not enough can not bring the throttle to run 6 electrical performance checking Testing method use needle nose pliers or similar tool clamp output shaft of the motor rotate it clockwise at the same time choose AC 20V voltage then connect two pens with step motor input end after rotating the output shaft there should be clear voltage shows on multimeter 28 F Kondilak saw KOM OPT Hawa 3a6Ooral Failure display Check Serial Malfunction content Indoor unit display status parts number Code LED Indoor unit without the nixietube Running lamp Timing lamp flashing flashing frequency n frequency n Indoor 1 The communication Fl parts faults in the indoor and 1 lighten outdoor units 2 Indoor ambient temp F2 2 lighten sensor fault 3 Indoor coil temperature F3 sensor fault Include i 3 lighten Inlet middle of pipe outlet 4 Indoor fan fault F4 lighten Outdoor 1 Outdoor module fault F5 lighten parts 2 Outdoor ambient temp F6 6 lighten sensor fault 3 Outdoor coil temp F7 7 lighten sensor fault 5 Compressor discharge F9 9 lighte
45. sulation is perfect If the resistance value is tiny or zero electric leakage may exist in compressor or insulation material may be aged or broken 2 AC motor of indoor and outdoor unit 1 General inspection Testing method In the case of non power twist motor rotor by hand meanwhile shaking motor checking is there any rust whether blocked Fault judgement If the motor rotor can t twist that means the motor blocked when shaking motor there should be no abnormal noise if the noise of inside the motor is small it means motor shaft loose if the noise of inside the motor is big it means there is sundries inside of motor or electrical components loose 2 DC resistance 1 turn to turn short circuit measure entire winding resistance by multimet if the difference between measured value with standard value is larger it means turn to turn short circuit 2 opencoil measure entire winding resistance by multimet if the resistance is co means opencoil 3 Electric leakage amp insulation test Measure resistance between the points of winding with other part of motor by universal meter if the resistance value is infinite means no electric leakage and the insulation is perfect If the resistance value is tiny or zero electric leakage may exist in motor or insulation material may be aged or broken 3 general Electric control panel PCB 1 test method for common electronic component 20 Kondilak 1 SCR measure resistance be
46. the wiring of indoor and outdoor Does the control NO ok Control failure YES Does the control PCB ok NO Control PCB failure Kondilak saw KOM OPT Hawa 3a6Ooral Indoor unit and outdoor unit don t operate 7 495 744 35 35 Does the electric switch cut off after a few nimutes Does the electric switch cut off YES Is the wires of indoor unit and outdoor unit no problem Reconnect the wires YES Is the insulation of indoor unit and outdoor unit no problem Find the reason and NO replace the failure componet YES YES Is the resistance of each main component no problem NO Rreplace the failure componet Indoor and outdoor unit don operate Is the power supply no problem YES Change a good remote does the air conditioner running YES NO Press emergency key does the air conditioner running YES NO Does the fuse of indoor YES PCB burn out Does the transformer has output YES Does the 12V and 5V of NO indoor PCB have YES normal 36 Make the power supply ok Replace remote control Replace remote receiver or display panel Replace fuse of indoor PCB Replace transformer Replace PCB H Usual failure analysis Kondilak saw KOM OPT Hawa 3a6Ooral No Fault The possible reason Solution 01 Not cooling well
47. trol should be able to clearly show 7 four way valve 1 General inspection Visual inspection pull coil of each power cord wires should be no break phenomenon 2 DCR 1 turn to turn short circuit check by multimeter select the appropriate range measure the resistance if the resistance smaller than the standard resistance it means four way valve turn to turn short circuit 2 coil Open circuit check by multimeter select the appropriate range measure the resistance if the resistance is it means four way valve open circuit 26 3 Kondilak insulating property saw KOM OPT Hawa sa6ora 7 495 744 35 35 Testing method check by multimeter select the appropriate range one pen contacts with input terminal the other contacts with body if the resistance is or tens of thousands of ohms means insulating property is good if the measured resistance of the smaller or 0 means core screen has been destroyed 4 run on power Testing method connect the four way valve and the electrical components connected to rated power change the mode between cooling and heating mode check whether the four way valve could correctly change Fault judgement if the four way valve could not change correctly means four way valve bad or wire partial short circuit fault 8 step motor 1 2 3 4 5 6 General inspection Testing method Visual inspection check whether the appearance of step mot
48. tween control electrode and positive electrode by UNANG Modet Zan Aser 200 to 4000 BT131 is 1 4K 1 7K if the resistance is too large or too small means not normal And if the resistance between other electrode is infinite means SCR damaged 2 Check the voltage between input terminal and output terminal if input voltage is ok and did not have the output voltage need to replace the relay 3 Optocoupler the red pen connect the first leg of optocoupler black pen connect the second leg if the forward Resistance is about IK and the resistance between other feet is infinite means optocoupler damaged 4 transformer primary coil resistance is 4000 10009 Secondary coil resistance is 159 40Q transformer damaged if deviation is big 5 Temperature protective tube varistor resistance of protective tube should be 0Q that is resistance of varistor should be infinite 6 Main Chip check the working voltage 5V and voltage of reset feet and crystal oscillator and then check peripheral components Step by step 7 2003 IC 2003 is an inverter in the working condition input and output potentials are always contrary 8 Diodes choose diode from multimeter then the red pen connect positive pole black pen connect negative pole the resistance should be a few hundred ohm the reverse resistance is infinity otherwise diode is bad 9 Transistor NPN transistor choose diode from multimeter red pen connect base
Download Pdf Manuals
Related Search