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76

Installation and Maintenance

Service Manual

12K

Procedure

Steps

1. Before disassembly

3. Remove top cover

2. Remove big handle and valve cover

top cover

big handle

Remove the connection screw fixing the 

big handle and then remove the valve 

cover.

Remove connection screws connecting 

the top panel with the front panel and the 

right side plate, and then remove the top 

panel.

valve cover

Содержание Alpha Inverter Series

Страница 1: ...Life Split Air Conditioner Alpha Inverter Series Designed by Cooper Hunter International Corporation Oregon USA www cooperandhunter com INSTRUKCJA UŻYTKOWNIKA PL MODELE CH S09FTXE CH S12FTXE CH S18FTXE CH S24FTXE ...

Страница 2: ... 10 5 Electrical Part 11 5 1 Wiring Diagram 11 5 2 PCB Printed Diagram 13 6 Function and Control 15 6 1 Remote Controller Introduction 15 6 2 Brief Description of Modes and Functions 19 Part Ⅱ Installation and Maintenance 24 7 Notes for Installation and Maintenance 24 8 Installation 26 8 1 Installation Dimension Diagram 26 8 2 Installation Parts checking 28 8 3 Selection of Installation Location 2...

Страница 3: ... Exploded View and Parts List 59 10 1 Indoor Unit 59 10 2 Outdoor Unit 62 11 Removal Procedure 66 11 1 Removal Procedure of Indoor Unit 66 11 2 Removal Procedure of Outdoor Unit 71 Appendix 80 Appendix 1 Reference Sheet of Celsius and Fahrenheit 80 Appendix 2 Configuration of Connection Pipe 80 Appendix 3 Pipe Expanding Method 81 Appendix 4 List of Resistance for Temperature Sensor 82 ...

Страница 4: ...1 Technical Information Service Manual 1 Summary Part Ⅰ Technical Information Indoor Unit Outdoor Unit 09K 12K Remote Controller ...

Страница 5: ... 1 HSPF Application Area m2 26 Indoor Unit Indoor Unit Model Indoor Unit Product Code CB419N0680172 Fan Type Cross flow Fan Diameter Length DXL mm Ф98X580 Cooling Speed SH H M L SL r min 1300 1200 1050 800 Heating Speed SH H M L SL r min 1300 1200 1050 900 Fan Motor Power Output W 20 Fan Motor RLA A 0 215 Fan Motor Capacitor μF 1 Evaporator Form Aluminum Fin copper Tube Evaporator Pipe Diameter mm...

Страница 6: ...Capacitor μF Air Flow Volume of Outdoor Unit m3 h 1600 Fan Type Axial flow Fan Diameter mm Φ400 Defrosting Method Automatic Defrosting Climate Type T1 Isolation I Moisture Protection IP24 Permissible Excessive Operating Pressure for the Discharge Side MPa 4 3 Permissible Excessive Operating Pressure for the Suction Side MPa 2 5 Sound Pressure Level H M L dB A 49 Dimension WXHXD mm 776X540X320 Dime...

Страница 7: ...Area m2 35 Indoor Unit Indoor Unit Model Indoor Unit Product Code CB419N0690172 Fan Type Cross flow Fan Diameter Length DXL mm Ф98X580 Cooling Speed SH H M L SL r min 1350 1200 1050 750 Heating Speed SH H M L SL r min 1350 1200 1050 850 Fan Motor Power Output W 20 Fan Motor RLA A 0 215 Fan Motor Capacitor μF 1 Evaporator Form Aluminum Fin copper Tube Evaporator Pipe Diameter mm Φ5 Evaporator Row f...

Страница 8: ... μF Air Flow Volume of Outdoor Unit m3 h 2200 Fan Type Axial flow Fan Diameter mm Φ438 Defrosting Method Automatic Defrosting Climate Type T1 Isolation I Moisture Protection IP24 Permissible Excessive Operating Pressure for the Discharge Side MPa 4 3 Permissible Excessive Operating Pressure for the Suction Side MPa 2 5 Sound Pressure Level H M L dB A 51 Dimension WXHXD mm 842X596X320 Dimension of ...

Страница 9: ...B35 C WB24 C Indoor air flow Super High Pipe length 5m Conditions Indoor DB20 C WB15 C Outdoor DB7 C WB6 C Indoor air flow Super High Pipe length 5m Compressor speed rps Compressor speed rps Cooling Heating 32 33 34 35 36 37 38 39 43 40 41 42 100 105 95 90 85 80 75 70 65 60 55 50 Conditions Indoor DB27 C WB19 C Indoor air flow Super High Pipe length 5m Outdoor temp C Capacity ratio 30 40 50 60 70 ...

Страница 10: ... of indoor unit Fan speed of outdoor unit Indoor Outdoor P MPa T1 o C T2 o C 27 19 35 24 09 12K 0 8 1 1 11 to 14 38 to 41 Super High High Rated heating condition o C DB WB Model Pressure of gas pipe connecting indoor and outdoor unit Inlet and outlet pipe temperature of heat exchanger Fan speed of indoor unit Fan speed of outdoor unit Indoor Outdoor P MPa T1 C T2 C 20 15 7 6 09 12K 2 8 3 2 38 to 4...

Страница 11: ...8 Technical Information Service Manual W D H 90 150 54 168 5 462 159 5 Φ55 Φ55 54 104 685 181 140 190 38 Φ55 Φ55 38 3 Outline Dimension Diagram 3 1 Indoor Unit Unit mm Models W H D 09 12K 790 275 200 ...

Страница 12: ...9 Technical Information Service Manual 3 2 Outdoor Unit 12K 09K Unit mm Unit mm 842 510 776 714 257 540 286 320 257 540 763 297 320 596 ...

Страница 13: ...unit COOLING HEATING 4 Way valve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Strainer Capillary Strainer Accumlator Compressor Connection pipe specification Liquid pipe 1 4 6mm Gas pipe 3 8 9 52mm Cooling and heating model ...

Страница 14: ...lack VT Violet OG Orange Note Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model T SENSOR TEMP SENSOR TEMP SENSOR RT1 ROOM TUBE STEPPING DISPLAY PRINTED CIRCUIT BOARD RECEIVER AND DISPLAY BOARD CONNECTING CABLE SWING UD MOTOR TERMINAL BLOCK AP2 JUMP CAP BU BK YEGN EVAPORATOR PE XT 2 N 1 M2 OUTDOOR UNIT AP1 PG GENERATOR COLD PLASMA FAN MOTOR M1 RD BU HE...

Страница 15: ...ouch any terminal when the machine is running stopping or has been powered off for less than 30 minutes to prevent WARNING BU YE RD θ θ YEGN RD W U COMP COMP WIRE XT POWER FAN M PE PE OVC COMP NOTE Motor only applies to the iron shell motor ground ELECTRICAL BOX YEGN MOTOR INDOOR UNIT 1 8 5 1 0 1 7 3 8 9 5 7 50 1 1 1 1 1 2 1 9 8 3 0DLQ RDUG 1 208 3 5 725 8 1 7 03 6 1625 7 03 6 1625 7 03 57 57 57 6...

Страница 16: ... wire interface of power supply 3 Interface of PG motor 4 Live wire interface of cold plasma Only for the model with this function 5 Interface of up down swing motor 6 Interface of indoor fan feedback 7 Interface of temperature sensor 8 Interface of display 9 Communication wire 10 Live wire interface of power supply 11 Interface of fuse 12 Jumper 13 Auto button 1 2 3 4 5 6 7 8 9 10 11 12 13 ...

Страница 17: ...terminal 3 Terminal of outdoor unit temperature sensor 4 Compressor overload protection terminal 5 Terminal with indoor unit communication wire 6 Terminal of power supply live wire terminal 7 Terminal of power supply neutral wire 8 Interface of earthing wire 9 Terminal of outdoor fan 10 Interface of 4 way valve 11 Terminal of electronic expansion valve ...

Страница 18: ...te controller will blink once and the air conditioner will give out a de sound which means the signal has been sent to the air conditioner Under off status set temperature and clock icon will be displayed on the display of remote controller If timer on timer off and light functions are set the corre sponding icons will be displayed on the display of remote controller at the same time Under on stat...

Страница 19: ...mbient temperature Set temperature range from remote controller 16 30O C Fan speed auto low speed medium speed high speed 5 TURBO button Under COOL or HEAT mode press this button to turn to quick COOL or quick HEAT mode icon is displayed on remote controller Press this button again to exit turbo function and icon will disappear 6 button Press or button once increase or decrease set temperature 1O ...

Страница 20: ... word ON will stop blinking icon resumes displaying Cancel TIMER ON Under the condition that TIMER ON is started up press TIMER ON button to cancel it TIMER OFF button TIMER OFF button can set the time for timer off After pressing this button icon disappears and the word OFF on remote controller blinks Press or button to adjust TIMER OFF setting After each pressing or button TIMER OFF setting will...

Страница 21: ...energy saving function set temperature can t be adjusted Press TURBO button and the remote controller won t send signal Sleep function and energy saving function can t operate at the same time If energy saving function has been set under cooling mode press sleep button will cancel energy saving function If sleep function has been set under cooling mode start up the energy saving function will canc...

Страница 22: ...tops operation ODU fan motor stops operation with a delay of 30s and IDU fan motor operates at set speed c When Tpreset 2 Tindoor amb Tindoor supplementary Tpreset the unit will maintain its previous running status Under this mode the four way valve will be de energized and temperature can be set within a range from 16 to 30o C If the compressor is shut down for some reason the indoor fan and the ...

Страница 23: ...r preset cold air prevention conditions and H1 will be displayed at temperature display area on the display panel Defrost frequency is 85Hz Protection Cold air prevention The unit is started under heating mode the compressor is ON In the case of T indoor amb 24o C if T tube 40o C and the indoor fan is at stop state the indoor fan will begin to run at low speed with a time lag of 2 minutes Within 2...

Страница 24: ...ill stop Module protection Under module protection mode the compressor will stop When the compressor remains at stop for at least 3 minutes the compressor will resume its operation If module protection occurs six times in succession the compressor will not be started again Overload protection If temperature sensed by the overload sensor is over 115o C the compressor will stop and the outdoor fan w...

Страница 25: ...end a Di sound when the air conditioner is powered up or received the information sent by the remote control or there is a button input the single tube cooler doesnt receive the remote control ON signal under the mode of heating mode 7 Auto button If the controller is on it will stop by pressing the button and if the controller is off it will be automatic running state by pressing the button swing...

Страница 26: ...atism heating and air supply do not have drying function When you start the drying function after stop the machine by pressing the switch button you should keep running the inner fans for 10 minutes under low air damper The swing will operate as the former status within 10 minutes and other load is stopped then stop the entire machine When you stop the drying function press the switch button will ...

Страница 27: ...allation and maintenance 5 Have the unit adequately grounded The grounding wire can t be used for other purposes 6 Must apply protective accessories such as protective boards cable cross loop and wire clip 7 The live wire neutral wire and grounding wire of power supply must be corresponding to the live wire neutral wire and grounding wire of the air conditioner 8 The power cord and power connectio...

Страница 28: ...ing tape 4 Electroprobe 7 Electronic leakage detector 10 Pipe pliers pipe cutter 2 Screw driver 5 Universal meter 8 Vacuum pump 11 Pipe expander pipe bender 3 Impact drill drill head electric drill 6 Torque wrench open end wrench inner hexagon spanner 9 Pressure meter 12 Soldering appliance refrigerant container ...

Страница 29: ...15cm At least 50cm At least 50cm At least 30cm At least 300cm At least 200cm Space to the floor Space to the obstruction Space to the obstruction Space to the obstruction Space to the ceiling Space to the obstruction Space to the obstruction At least 30cm At least 15cm At least 15cm Space to the wall Space to the wall Space to the wall ...

Страница 30: ...p pipes and hang the indoor unit Make the bound pipes pass through the wall hole and then connect outdoor unit Neaten the pipes Vacuum pumping and leakage detection Check after installation and test operation Finish installation Note this flow is only for reference please find the more detailed installation steps in this section Select outdoor unit installation location Install the support of outd...

Страница 31: ...specialized grounding device by a professional Please make sure it is always grounded effectively otherwise it may cause electric shock 2 The yellow green wire in air conditioner is grounding wire which can t be used for other purposes 3 The grounding resistance should comply with national electric safety regulations 4 The appliance must be positioned so that the plug is accessible 5 An all pole d...

Страница 32: ...t the corresponding bellmouth As show in Fig 5 2 Pretightening the union nut with hand 3 Adjust the torque force by referring to the following sheet Place the open end wrench on the pipe joint and place the torque wrench on the union nut Tighten the union nut with torque wrench As show in Fig 6 4 Wrap the indoor pipe and joint of connection pipe with insulating pipe and then wrap it with tape As s...

Страница 33: ...cord and drain hose with the band As show in Fig 14 2 Reserve a certain length of drain hose and power cord for installation when binding them When binding to a certain degree separate the indoor power and then separate the drain hose As show in Fig 15 3 Bind them evenly 4 The liquid pipe and gas pipe should be bound separately at the end 9 Hang the Indoor Unit 1 Put the bound pipes in the wall pi...

Страница 34: ... the wiring terminal according to the color fix the power connection wire with screws As show in Fig 23 6 Neaten the Pipes 1 The pipes should be placed along the wall bent reasonably and hidden possibly Min semidiameter of bending the pipe is 10cm 2 If the outdoor unit is higher than the wall hole you must set a U shaped curve in the pipe before pipe goes into the room in order to prevent rain fro...

Страница 35: ...1 Remove the valve caps on the liquid valve and gas valve and the nut of refrigerant charging vent 2 Connect the charging hose of piezometer to the refrigerant charging vent of gas valve and then connect the other charging hose to the vacuum pump 3 Open the piezometer completely and operate for 10 15min to check if the pressure of piezometer remains in 0 1MPa 4 Close the vacuum pump and maintain t...

Страница 36: ...ower Check power supply circuit Power plug is not well plugged in and poor connection Check if the plug is properly plugged in and make the loose contact firm Fuse of controller burnt out The air condi tioner does not react after it is powered after the plug is inserted the buzzer does not sound and the remote startup has no response Remote controller malfunction Receiver loose or poor connection ...

Страница 37: ...t heat insulation for the thick and thin pipes is good Heat insulation must also be provided for the joint andthe exposed part of the copper pipe Block of outdoor heat ex changer Clean the dust accumulated on the surface of the heat exchanger Air filter were blocked Clean the filter Fan speed was set too slow To set the fan speed to high or middle speed Air circulation is insufficient Fan rotation...

Страница 38: ...t heat insulation for the thick and thin pipes is good Heat insulation must also be provided for the joint andthe exposed part of the copper pipe Block of outdoor heat ex changer Clean the dust accumulated on the surface of the heat exchanger Air filter were blocked Clean the filter Fan speed was set too slow To set the fan speed to high or middle speed Air circulation is insufficient Fan rotation...

Страница 39: ...ssor Drainage pipe blocked or broken Change drainage pipe Re wrap and make it tight Wrap of refrigerant pipe joint is not close enough Water leakage Change controller Wire loose or wrong connection In cool heat mode the outdoor unit and compres sor will not run Correctly wire according to the drawing Improper setting of temperature Adjust setting temp Controller malfunction IC2003 broken creepage ...

Страница 40: ...nalysis discharge protection overload 5 Overcurrent protection E5 OFF 3S and blink 5 times OFF 3S and blink 5 times During cooling and drying operation compressor and outdoor fan stop while indoor fan operates During heating operation all loads stop 1 Supply voltage is unstable 2 Supply voltage is too low and load is too high 3 Evaporator is dirty 6 Communi cation Malfunction E6 OFF 3S and blink 6...

Страница 41: ...ient temperature sensor is open short circuited F3 OFF 3S and blink 3 times OFF 3S and blink 6 times During cooling and drying operating compressor stops while indoor fan operates During heating operation the complete unit will stop operation Outdoor temperature sensor hasnt been connected well or is damaged Please check it by referring to the resistance table for temperature sensor 15 Outdoor con...

Страница 42: ... wiring board XT if the voltage is higher than 265VAC turn on the unit after the supply voltage is increased to the normal range 2 If the AC input is normal measure the voltage of electrolytic capacitor C on control panel AP1 if its normal theres malfunction for the circuit please replace the control panel AP1 22 Voltage of DC bus bar is too low PL OFF 3S and blink 21 times OFF 3S and blink 12 tim...

Страница 43: ...unction analysis of capacitor 29 Malfunction of module temperature sensor circuit P7 OFF 3S and blink 18 times During cooling and drying operation compressor will stop while indoor fan will operate During heating operation the complete unit will stop Replace outdoor control panel AP1 30 Module high temperature protection P8 OFF 3S and blink 19 times During cooling operation compressor will stop wh...

Страница 44: ...r control end 3 Fan motor is stalling 4 Motor malfunction 5 Malfunction of mainboard rev detecting circuit 38 Desynchro nizing of compressor H7 OFF 3S and blink 7 times During cooling and drying operation compressor will stop while indoor fan will operate During heating operation the complete unit will stop operation Refer to the malfunction analysis IPM protection loss of synchronism protection a...

Страница 45: ...s unstable 46 Malfunction of complete units current detection U5 OFF 3S and blink 13 times During cooling and drying operation the compressor will stop while indoor fan will operate During heating operating the complete unit will stop operation Theres circuit malfunction on outdoor units control panel AP1 please replace the outdoor units control panel AP1 47 The four way valve is abnormal U7 OFF 3...

Страница 46: ...or 53 Normal communica tion continously 54 55 Defrosting OFF 3S and blink once during blinking ON 10s and OFF 0 5s OFF 3S and blink twice Defrosting will occur in heating mode Compressor will operate while indoor fan will stop operation Its the normal state U8 Flash 17 times every 3s Operation of remote controller or control panel is available but the unit won t act 1 Discharging speed of capacito...

Страница 47: ...44 Installation and Maintenance Service Manual ...

Страница 48: ... Possible causes insufficient or too much refrigrant blockage of capillary and increase of suction temp improper running of compressor burning in or stuck of bearing damage of discharge valve malfunction of protector Processing method adjust refrigerant amount replace the capillary replace the compressor use universal meter to check if the contactor of compress or is fine when it is not overheated...

Страница 49: ... over of the parts Make the parts upright yes Is malfunction eliminated Replace the mainboard with the same model End no no Is the temperature sensor normal according to the Resistance Table no Replace it with a temperature sensor with the same model no yes yes Is malfunction removed no yes yes no Main detection points Is the wiring terminal between the temperature sensor and the controller loosen...

Страница 50: ...in measure whether the output voltage on control terminal for PG motor is more than 50V within 1 min after the louvers are opened no yes yes Is the motor started up no Is malfunction eliminated yes yes yes no yes Is malfunction eliminated Tighten the screw reassemble the blade motor and shaft bearing rubber base sub assy to make sure there is no foreign object between them Replace the mainboard wi...

Страница 51: ... jumper cap with the same model no Is malfunction eliminated no yes Insert the jumper cap tightly Is malfunction eliminated no no yes Is malfunction eliminated no yes Replace the mainboard with the same model 3 Malfunction of Protection of Jumper Cap C5 Main detection points Is there jumper cap on the mainboard Is the jumper cap inserted correctly and tightly The jumper is broken Detectioncircuit ...

Страница 52: ...ile the capacitordischarges slowly ƽ Malfunction diagnosis process Troubleshooting for U8 malfunction Turn power off for 1minute the turn back on U8 is still displayed The unit returns to normal Conclusion U8 is displayed due to power off on while the capacitor discharges slowly The zero cross detection circuit of the mainboard is defined abnormal Replace the mainboard with the same model End No Y...

Страница 53: ...t diagnosis process Troubleshooting for F1 F2 malfunction Is the wiring terminal between the temperature sensor andthe controller loosened or poorly contacted Insert the temperature sensor tightly yes Is malfunction eliminated Is there short circuit due to trip over of the parts Make the parts upright yes Is malfunction eliminated Replace the mainboard with the same model End no no Is the temperat...

Страница 54: ...ressure is too high 5 Other conditions resulting in that the system pressure becomes too high The connection of capacitor C2 is loose Reconnect the capacitor C2 according to Electrical Wiring Diagram Then Restart the unit Stop the unit and disconnect the power supply Wait 20 minutes or use DC voltmeter to measure the voltage between the two ends of capacitor C2 until the voltage is lower than 20V ...

Страница 55: ...igh temperature protection Is outdoor ambient temperature higher than 53 20 minutes after the complete unit is powered off Is heat dissipation of the indoor unit and outdoor unit abnormal Normal protection please operate it after the outdoor ambient temp erature is normalized Improve the heat dissipation environ ment of the unit Does the outdoor fan work normally 1 Check if the fan terminal OFAN i...

Страница 56: ...e for compressor stopping enough Fault diagnosis process Y N Y N N Y Y N Power on the unit Is stop time of the compressor longer than 3 minutes Restart it up after 3 minutes Does startup fail Are the wires for the compressor connected correctly Is connection sequence right Connect the wires as per the connection diagram Replace the control panel AP1 If the fault is eliminated Replace the compresso...

Страница 57: ... wires for the compressor connected correctly Is connection sequence right Is the connection made in clockwise direction Connect the wires correctly Replace the control panel AP1 If the fault is eliminated Replace the compressor End Out of step occurs in operation Is the outdoor fan working normally Is the outdoor unit blocked by foreign objects Replace the control panel AP1 If the fault is elimin...

Страница 58: ...ocess 20 minutes after the complete unit is powered off Is the terminal FA for the electronic expansion valve connected correctly Connect the wires correctly Resistances between the first four pins close to the terminal hole and the fifth pin are almost the same less than 100 ohm Replace the electronic expansion valve If the fault is eliminated If the fault is eliminated Replace the control panel ...

Страница 59: ...any damage or short circuit Replace it as per the wiring diagram and reconnect the wires If the fault is eliminated Remove the PFC capacitor and measure resistance between the two terminals Is the resistance around zero The capacitor is short circuited and the capacitor should be repla ced Restart the unit If the fault is eliminated Disconnect the terminals for the reactor and measure the resistan...

Страница 60: ...ipment operate normally before the failure occurs The AP1 voltage detection circuit is at fault Check wiring inside of the indoor and outdoor units Are wires broken Check the communication circuit of the outdoor unit If the fault is eliminated The communication circuit is abnormal Replace the main board of the indoor unit End If the fault is eliminated Replace the main board AP1 of the outdoor uni...

Страница 61: ...m Filth blockage ice plug greasy blockage the cut off valve hasn t been opened completely Is the compressor running abnormally Is there abnormal sound or oil leakage is the temperature of the shell too high etc Is the indoor outdoor heat exchanger dirty or are the air inlet and outlet blocked Normal fluctuation should be within 10 of the rated voltage on the nameplate Malfunction is eliminated no ...

Страница 62: ...59 Installation and Maintenance Service Manual 10 Exploded View and Parts List 10 1 Indoor Unit T ON T OFF ...

Страница 63: ... 12 Evaporator Supper 2 24212180 1 13 Cold Plasma Generator 1114001602 1 14 Evaporator Assy 01002000044 1 15 Wall Mounting Frame 01252043 1 16 Cross Flow Fan 10352059 1 17 Fan Motor 150120874 1 18 Connecting pipe clamp 2611216401 1 19 Rubber Plug Water Tray 76712012 1 20 Stepping Motor 1521212901 1 21 Crank 73012005 1 22 Electric Box Assy 10000203215 1 23 Axile Bush 10542036 1 24 Terminal Board 42...

Страница 64: ... 12 Evaporator Supper 2 24212180 1 13 Cold Plasma Generator 1114001602 1 14 Evaporator Assy 01002000044 1 15 Wall Mounting Frame 01252043 1 16 Cross Flow Fan 10352059 1 17 Fan Motor 150120874 1 18 Connecting pipe clamp 2611216401 1 19 Rubber Plug Water Tray 76712012 1 20 Stepping Motor 1521212901 1 21 Crank 73012005 1 22 Electric Box Assy 10000203216 1 23 Axile Bush 10542036 1 24 Terminal Board 42...

Страница 65: ...62 Installation and Maintenance Service Manual 10 2 Outdoor Unit 09K 14 2 17 26 12 5 23 24 8 9 4 11 3 13 15 10 25 27 18 16 20 21 22 19 1 6 7 ...

Страница 66: ...ompressor and Fittings 0010389603 1 9 4 Way Valve Assy 03073151 1 10 Valve Support 01713142P 1 11 Cut off Valve Assy 07133474 1 12 Valve 07130239 1 13 Valve Support Block 26113017 2 14 Right Side Plate Sub Assy 01303178 1 15 Big Handle 2623343106 1 16 Magnet Coil 17 Magnet Coil 4300040050 1 18 Rear Grill 01473009 1 19 Electric Box 20113032 1 20 Filter Board 21 Main Board 30138000849 1 22 Electric ...

Страница 67: ...64 Installation and Maintenance Service Manual 12K 3 4 5 7 6 2 1 20 23 24 22 21 18 17 15 16 19 8 10 9 12 11 14 13 ...

Страница 68: ... 1 7 Clapboard Sub Assy 01233180 1 8 Compressor and Fittings 0010389201 1 9 Compressor Gasket 76713027 3 10 4 Way Valve Assy 03073386 1 11 Big Handle 2623343106 1 12 Cut off Valve 07130239 1 13 Cut off Valve 07133474 1 14 Valve Support 01713142P 1 15 Front Grill 22413044 1 16 Cabinet 01433033P 1 17 Axial Flow Fan 10333011 1 18 Chassis Sub assy 01700000033P 1 19 Electric Box Assy 10000100575 1 20 E...

Страница 69: ...or Procedure Step 1 Remove filter assembly 2 Remove horizontal louver Front panel Front case Right filter Groove Left filter Open the front panel Push the left filter and right filter until they are separate from the groove on the front panel Remove the left filter and right filter respectively Screw off the 2 screws that are locking the Separate the panel rotation shaft from the groove fixing the...

Страница 70: ...ont case sub assy is different for different models Loosen the connection clasps between vertical louver and bottom case to remove vertical louver Loosen the connection clasps between front case sub assy and bottom case Lift up the front case sub assy and take it out Screw Electric box cover 2 4 Remove electric box cover 2 5 Remove front case sub assy 6 Remove vertical louver Front case sub assy F...

Страница 71: ...rounding screw Remove the wiring terminals of motor and stepping motor Remove the electric box assy Twist off the screws that are locking each lead wire and rotate the electric box assy Twist off the screws that are locking the wire clip Loosen the power cord and remove its wiring terminal Lift up the main board and take it off 7 Remove electric box assy Electric box Electric box assy Clasps Shiel...

Страница 72: ...e terminals 2 Pull out the holder for some terminals at first holder is not available for some wiring terminal hold the connector and then pull the terminal circlip soft sheath holder connector Procedure Step Remove 3 screws fixing evaporator assy 8 Remove evaporator assy Screws Connection pipe clamp Evaporator assy Evaporator assy Screw Groove Bottom case Clasp Connection pipe At the back of the ...

Страница 73: ...the screws at the connection place of cross flow blade and motor lift the motor and cross flow blade upwards to remove them Remove the bearing holder sub assy Remove the screw fixing step motor and then remove the step motor Screws Screw Motor clamp 9 Remove motor and cross flow blade Motor Cross flow Holder sub assy Step motor Screws a b ...

Страница 74: ... all power supplies and discharge the refrigerant completely before removal 09K Procedure Steps 1 Remove big handle 2 Remove top cover top cover big handle Before disassamble Remove 1 connection screw fixing big handleand then removethe big handle Remove 3 connection screws among top cover plate front panel and right sideplate Then remove top cover plate ...

Страница 75: ...move the front grille Remove connection screws connecting the front panel with the chassis and the motor support and then remove the front panel Remove the nut fixing the blade and then remove the axial flow blade Remove connection screws connecting the right side plate with the valve support and the electric box Then remove the right side plate Grille Panel Axial flow blade Right side plate Proce...

Страница 76: ... the 4 weld spots connecting the 4 way Valve Assy to take it out Note Refrigerant should be discharged firstly Welding process should be as quickly as possible and keep wrapping cotton wet all the time Be sure not to burn out the lead out wire of compressor 7 Remove 4 way valve assy 8 Remove capillary sub assy Unsolder weld point of capillary Sub assy valve and outlet pipe of condensator Then remo...

Страница 77: ...move the 2 tapping screws fixing the motor support Lift motor support to re move it 9 Remove motor and motor support Motor Motor support 10 Remove clapboard sub assy Loosen the screws of the Clapboard Sub Assy The Clapboard Sub Assy has a hook on the lower side Lift and pull the Clapboard Sub Assy to remove Clapboard Sub Assy Procedure Steps ...

Страница 78: ...d air return pipe and remove the gas valve Note it is necessary to warp the gas valve when unsoldering the welding spot Remove the 2 screws fixing liquid valve Unsolder the weld ing spot connecting liquid valve and remove the liquid valve b Remove the 3 footing screws of the compressor and remove the compressor Compressor Gas valve Liquid valve Procedure Steps ...

Страница 79: ...emove top cover 2 Remove big handle and valve cover top cover big handle Remove the connection screw fixing the big handle and then remove the valve cover Remove connection screws connecting the top panel with the front panel and the right side plate and then remove the top panel valve cover ...

Страница 80: ...and the motor support and then remove the front panel Remove connection screws connecting the right side plate with the valve support and the electric box Then remove the right side plate Remove the nut on the blade and then remove the axial flow blade front panel grille Procedure Steps right side plate axial flow blade 4 Remove grille 5 Remove front panel 6 Remove right side plate 7 Remove axial ...

Страница 81: ...d unplug the wiring terminals Then lift the electric box to remove it Remove the screws fixing the isolation sheet and then remove the isolation sheet Unsolder the welding joint connecting the capillary valves and the outlet pipe of condenser to remove the capillary Do not block the capillary with welding slag during unsoldering motor support motor Electric Box Assy Procedure Steps isolation sheet...

Страница 82: ...gerant completely before unsoldering when unsoldering wrap the gas valve with a wet cloth completely to avoid damage to the valve caused by high temperature Remove the 2 screws fixing the liquid valve and unsolder the welding joint connecting the liquid valve to the Y type pipe to remove the liquid valve b Unsolder pipes connecting with compressor c Remove the 3 foot nuts on the compressor and the...

Страница 83: ... 56 55 4 13 79 80 78 8 26 34 35 33 8 1 57 58 57 2 14 81 80 6 27 36 35 6 2 59 60 59 15 82 83 82 4 28 37 38 37 4 3 61 62 60 8 16 84 85 84 2 29 39 40 39 2 4 63 62 6 17 86 87 86 30 41 42 41 5 64 65 64 4 18 88 89 87 8 31 43 44 42 8 6 66 67 66 2 19 90 89 6 32 45 44 6 7 68 69 68 20 91 92 91 4 33 46 47 46 4 8 70 71 69 8 21 93 94 93 2 34 48 49 48 2 9 72 71 6 22 95 96 95 35 50 51 50 10 73 74 73 4 23 97 98 9...

Страница 84: ...lowing steps A Cut the pip Confirm the pipe length according to the distance of indoor unit and outdoor unit Cut the required pipe with pipe cutter B Remove the burrs Remove the burrs with shaper and prevent the burrs from getting into the pipe C Put on suitable insulating pipe D Put on the union nut Remove the union nut on the indoor connection pipe and outdoor valve install the union nut on the ...

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