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Sinclair ASH-09AIE2, Service Manual

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Sinclair ASH-09AIE2 Service Manual Download Page 80

76

Installation and Maintenance

Service Manual

11.Remove Compressor

a

Remove  the  2  screws  fixing  the  gas  valve.
Unsolder the welding spot connecting gas valve
and 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

Steps

Procedure

Summary of Contents for ASH-09AIE2

Page 1: ...SERVICE MANUAL ASH 09AIE2 ASH 12AIE2 ELEMENT SERIE ...

Page 2: ......

Page 3: ...m 7 5 Electrical Part 8 5 1 Wiring Diagram 8 5 2 PCB Printed Diagram 10 6 Function and Control 12 6 1 Remote Controller Introduction 12 6 2 Brief Description of Modes and Functions 16 Part Ⅱ Installation and Maintenance 20 7 Notes for Installation and Maintenance 20 8 Installation 22 8 1 Installation Dimension Diagram 22 8 2 Installation Parts checking 24 8 3 Selection of Installation Location 24 ...

Page 4: ...on 52 10 Exploded View and Parts List 54 10 1 Indoor Unit 54 10 2 Outdoor Unit 56 11 Removal Procedure 58 11 1 Removal Procedure of Indoor Unit 58 11 2 Removal Procedure of Outdoor Unit 72 Appendix 77 Appendix 1 Reference Sheet of Celsius and Fahrenheit 77 Appendix 2 Configuration of Connection Pipe 77 Appendix 3 Pipe Expanding Method 78 Appendix 4 List of Resistance for Temperature Sensor 79 ...

Page 5: ...1 Technical Information Service Manual 1 Summary Part Ⅰ Technical Information Indoor Unit ASH 09AIE2 ASH 12AIE2 ASH 09AIE2 ASH 12AIE2 Outdoor Unit Remote Controller YAA1FB F C H O U R ONOFF ...

Page 6: ...r Unit Product Code CB146N38400_L31222 CB146N38500_L31222 Indoor Unit Fan Type Cross flow Cross flow Indoor Unit Fan Diameter Length DXL mm Ф92X596 Ф92X596 Cooling Speed SH H M L r min 1350 1100 900 700 1350 1150 950 750 Heating Speed SH H M L r min 1350 1140 980 820 1350 1190 1020 850 Indoor Unit Fan Motor Power Output W 10 10 Indoor Unit Fan Motor RLA A 0 18 0 18 Indoor Unit Fan Motor Capacitor ...

Page 7: ...Fan Motor Speed rpm 900 900 Outdoor Unit Fan Motor Power Output W 30 30 Outdoor Unit Fan Motor RLA A 0 36 0 36 Outdoor Unit Fan Motor Capacitor μF Outdoor Unit Air Flow Volume m3 h 1600 1600 Outdoor Unit Fan Type Axial flow Axial flow Outdoor Unit Fan Diameter mm Ф400 Ф400 Defrosting Method Automatic Defrosting Automatic Defrosting Climate Type T1 T1 Isolation I I Moisture Protection IP24 IP24 Per...

Page 8: ...door air flow Super High Pipe length 5m Compressor speed rps Compressor speed rps 2 3 Capacity Variation Ratio According to Temperature Capacity ratio Outdoor temp C Capacity ratio Outdoor temp C Capacity ratio Capacity ratio 20 15 10 5 0 5 10 110 120 130 100 90 80 70 60 50 40 50 60 70 80 90 100 110 120 130 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 70 80 90 100 110 120 130 Conditions Indoor DB2...

Page 9: ...to 1 1 12 to 14 75 to 37 Super High High 63 ASH 12AIE2 0 8 to 1 0 10 to 12 85 to 43 Super High High 70 Rated heating condition 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 Compressor revolution rps Indoor Outdoor P MPa T1 C T2 C 20 15 7 6 ASH 09AIE2 2 4 to 2 6 70 to 35 2 ...

Page 10: ...e Manual 320 776 510 714 257 286 540 3 Outline Dimension Diagram 3 1 Indoor Unit Φ70 Φ70 70 90 45 45 40 Φ55 Φ55 Φ55 Φ55 40 41 3 41 3 71 161 54 54 5 120 5 548 5 770 201 283 103 149 542 176 130 685 193 3 2 Outdoor Unit unit mm unit mm ...

Page 11: ...enser Valve Valve Liquid pipe side Gas pipe side Compressor Strainer Strainer Capillary Indoor unit Outdoor unit COOLING HEATING 4 Way valve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Strainer Electron expansion valve Strainer Capillary Accumlator Compressor Connection pipe specification Liquid pipe 1 4 6mm Gas pipe 3 8 9 52mm ...

Page 12: ...l Symbol Color Symbol Symbol Color Symbol Name WH White GN Green CAP Jumper cap YE Yellow BN Brown COMP Compressor RD Red BU Blue Grounding wire YEGN Yellow Green BK Black VT Violet OG Orange Note Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model 3 2 optional ...

Page 13: ...WKH PDFKLQH LV 3OHDVH GRQ W WRXFK DQ RI HOHFWULF VKRFN 97 97 1 8 1 8 7 7 HDWHU HDWHU DQG RPS DQG RWWRP 2 867 2875220 28778 3 16 21 9 9 1 1 1 1 1 1 3 3 1 6 7 2 0 62 7 21 75 5 1 0 1 7 N N N 5 1 0 1 7 5 1 0 1 7 5 9 9 9 7521 9 1 6 1625 57 57 57 7 03 6 1625 7 03 6 1625 7 03 1 8 5 725 3 208 1 3 0DLQ RDUG BU BK BN 8 9 6 7 29 203 5 3 3 0 1 2 1 1 1 32 5 1 1 7 7 50 1 29 5 2 5 3527 725 203 203 5 8 9 8 3 1 22...

Page 14: ...nction 3 Interface of neutral wire 4 Interface of neutral wire for health function 5 Interface of neutral wire and live wire communication 6 Control interface of PG motor 7 Feedback interface of indoor fan 8 Indoor tube temperature sensor interface 9 Ambient temperature sensor interface 10 Up down swing 11 Interface of display 12 Jumper cap 1 2 3 4 5 6 7 8 9 10 11 12 ...

Page 15: ... Unit TOP VIEW BOTTOM VIEW No Name 1 Compressor 2 Reactor 2 3 Reactor 1 4 Chassis electric heating 5 Compressor electric heating 6 4 way valve 7 DC fan 8 Earthing wire 9 Communication wire 10 Neutral wire 11 Live wire 12 Electronic expansion valve 13 Temperature sensor 14 Overloard ...

Page 16: ...tton LIGHT button 16 X FAN button SLEEP button TEMP button button button F C H O U R ONOFF 2 3 4 5 6 7 8 9 10 11 12 13 14 16 15 Send signal Turbo mode 8 heating function Set temperature Set time TIMER ON TIMER OFF Child lock Up down swing Set fan speed ventilation operation Light Temp display type Set temp Outdoor ambient temp Indoor ambient temp Sleep mode Clock Heat mode Fan mode Dry mode Cool m...

Page 17: ...13 Technical Information Service Manual no display ...

Page 18: ...14 Technical Information Service Manual ...

Page 19: ...15 Technical Information Service Manual battery Cover of battery box remove reinstall ...

Page 20: ...will run at low speed If Tpreset 2 C Tamb Tpreset the compressor remains at its original operation state If Tamb Tpreset 2 C the compressor will stop the outdoor fan will stop with a time lag of 30s and the indoor fan will operate at low speed Protection function Protection is the same as that under the cooling mode 3 HEAT mode The condition and process of heating If Tamb Tpreset 2 C HEAT mode wil...

Page 21: ...ting Protection function a In cooling operation protection is the same as that under the cooling mode b In heating operation protection is the same as that under the heating mode c When ambient temperature changes operation mode will be converted preferentially Once started the compressor will remain unchanged for at least 6 minutes 6 Common Protection Functions and Fault Display under COOL HEAT D...

Page 22: ...r turning on sleep function temperature will decrease 1 C every one hour After temperature is increased by 3 C the unit will keep this temperature 6 Indoor Fan Control Speed of indoor fan can be set as Turbo High Med Low by remote control In that case fan will operate at super high high medium or low speed accordingly The fan speed can also be set at Auto which is as follows In heating mode in aut...

Page 23: ... will stop the inner fans and close the guide louver 13 Power failure memory function What will be memorized includes modes up and down wind blow light preset temperature preset wind speed general timing no memory for moment timing and Fahrenheit Celsius degree When the unit is powered on again after power failure operation continues according to memorized content If timing is not set by the last ...

Page 24: ...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 connection wires can t be pressed by hard obj...

Page 25: ...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 ...

Page 26: ...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 ...

Page 27: ...oor 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 outdoor unit select it accor...

Page 28: ...g with 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...

Page 29: ...astic expansion particle is loose please drill another fixing hole nearby 3 Install Wall mounting Frame 1 Choose the position of piping hole according to the direction of outlet pipe The position of piping hole should be a little lower than the wall mounted frame As show in Fig 1 5 Connect the Pipe of Indoor Unit 1 Aim the pipe joint at the corresponding bellmouth As show in Fig 5 2 Pretightening ...

Page 30: ...n Fig 13 Note Fig 11 Fig 12 Fig 13 Indoor unit Gas pipe Indoor and outdoor power cord Liquid pipe Drain hose Band Drain hose Band Connection pipe Indoor power cord 1 The power cord and control wire can t be crossed or winding 2 The drain hose should be bound at the bottom Do not bend the drain hose too excessively in order to prevent blocking 8 Bind up Pipe 1 Bind up the connection pipe power cord...

Page 31: ...vent rain from getting into the room As show in Fig 24 2 Fix the power connection wire and power cord with wire clip 2 Install Drain Joint Only for cooling and heating unit 1 Connect the outdoor drain joint into the hole on the chassis 2 Connect the drain hose into the drain vent As show in Fig 19 3 Fix Outdoor Unit 1 Place the outdoor unit on the support 2 Fix the foot holes of outdoor unit with ...

Page 32: ...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 this status for 1 2min to check if the pressu...

Page 33: ...Please refer to the malfunction analysis discharge protection overload 5 Overcurrent protection E5 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 During...

Page 34: ...ed 14 Outdoor ambient temperature sensor is open short circuited F3 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 condenser t...

Page 35: ... operation the complete unit will stop operation 1 Measure the voltage of position L and N on 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...

Page 36: ... 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 During cooling operation compressor will stop while indoor fan will operate During heating operation the complete unit will stop After the complete unit is de energized for 20mins chec...

Page 37: ...36 PFC protection HC OFF 3S and blink 14 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 37 Outdoor DC fan motor malfunction L3 OFF 3S and blink 14 times Outdoor DC fan motor malfunction lead to compressor stop operation DC fan motor malfunction or system bl...

Page 38: ...mplete unit will stop Supply voltage is unstable 45 Malfunction of complete units current detection U5 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 46 The four way valve is abnor...

Page 39: ...35 Installation and Maintenance Service Manual If malfunction occurs corresponding code will display and the unit will resume normal until protection or malfunction disappears ...

Page 40: ...ossible 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 over heated ...

Page 41: ...en Malfunction diagnosis process Is the wiring terminal between the temperature sensor and the controller loosened or poorly contacted Start Insert the temperature sensor tightly Yes Yes Yes Yes Yes Yes No No No No No No Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Replace it with a temperature sensor with the same model Make the parts upright Is there short circui...

Page 42: ...e connection of PG motor control terminal is firm Turn on the unit again measure whether the output voltage on control terminal for PG motor is more than 50V within 1 min after the louvers are opened Tighten the screw reassemble the blade motor and shaft bearing rubber base sub assy to make sure there is no foreign object between them Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No No No No No No No...

Page 43: ...the mainboard is defined abnormal Malfunction diagnosis process Start Is there jumper cap on the mainboard Is the jumper cap inserted correctly and tightly Replace the jumper cap with the same model Appearance of the jumper cap Assemble the jumper cap with the same model Insert the jumper cap tightly Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Replace the mainboar...

Page 44: ...harges slowly The zero cross detectioncircuit of the mainboard is defined abnormal Malfunction diagnosis process Turn power off for 1minute the turn back on The unit returns to normal Conclusion U8 is displayed due to power off on while the capacitor discharges slowly U8 is still displayed The zero cross detection circuit of the mainboard is defined abnormal Replace the mainboard with the same mod...

Page 45: ... wiring diagram Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Main board matches with display board Main board of IDU matches with that of ODU Match correctly according to product specification Connection of communication wire is damaged or not Replace the connection wire Replace the main board of IDU Replace the main board of ODU End No No...

Page 46: ...her than 200V Fault with the voltage testing circuit on control panel AP1 Replace the control panel AP1 Measure the AC voltage between terminalL andN on wiring board XT power supply Voltage within 210VAC 250VAC Shut down the power and repair the power supply to restore the range 210VAC 250VAC power on and restart the unit If the fault is eliminated Shut down the power and wait 20 minutes or use DC...

Page 47: ...cure Loose Is the connection in correct order Is the voltage input of the machine within normal range Use AC voltmeter to measure the voltage between terminal L and N on the wiring board XT Is the compressor coil resistance normal Is the insulation of compressor coil against the copper tube in good condition Is the working load of the machine too high Is the radiation good Is the charge volume of ...

Page 48: ... two ends of capacitor C2 until the voltage is lower than 20V Replace the capacitor C2 Then energize and start the unit Replace the control panel AP1 Take corrective actions according to Technical Service Manual and then energize and start the unit If there is any abnormality described above Replace the control panel AP1 If the connection between AP1 and COMP is unsecure or the connection order is...

Page 49: ...nd high 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 OF...

Page 50: ...compressor stopping enough Fault diagnosis process No Yes No No Yes Yes Yes No 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 com...

Page 51: ...ssor 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 eliminated Replace the comp...

Page 52: ...nutes 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 AP1 Coolant...

Page 53: ...ere is 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 r...

Page 54: ...Did the equipment 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 ...

Page 55: ...the compressor Replace the mainboard with the same model End Is the supply voltage too low with overload Is the indoor outdoor heat exchanger dirty or are the air inlet and outlet blocked The fan is abnormal Fan speed is too low or fan doesn t rotate Measure the current of live wire on the main board with a clamp ampere meter Is the current higher than the value of the overcurrent protection Is th...

Page 56: ...d for details Malfunction of compressor Compressor can t operate Refer to point 5 of maintenance method for details 9 3 Maintenance Method for Normal Malfunction 1 Air Conditioner Can t be Started Up 2 Poor Cooling Heating for Air Conditioner 3 Horizontal Louver Can t Swing Possible Causes Discriminating Method Air conditioner Status Troubleshooting No power supply or poor connection for power plu...

Page 57: ...in pipe Replace drain pipe Wrapping is not tight Water leaking from the pipe connection place of indoor unit Wrap it again and bundle it tightly 5 Compressor Can t Operate Possible causes Discriminating method air conditioner status Troubleshooting Wrong wire connection or poor connection Check the wiring status according to circuit diagram Connect wires according to wiring diagram to make sure al...

Page 58: ...tion and Maintenance Service Manual 10 Exploded View and Parts List 10 1 Indoor Unit 35 24 12 38 39 40 37 36 22 34 33 32 28 26 23 20 19 18 17 16 15 14 10 9 8 7 6 5 1 3 31 29 27 25 21 13 11 4 2 30 F C H O U R ONOFF ...

Page 59: ...Cover 22242084 22242084 1 18 Indicator Shield Cover 22242083 22242083 1 19 Display Board 30568112 30568112 1 20 Electric Box 20112086 20112086 1 21 Capacitor CBB61 3301000213 3301000213 1 22 Main Board 30138000407 30138000407 1 23 Terminal Board 42011233 42011233 1 24 Shield Cover 01592076 01592076 1 25 Wall Mounting Frame 0125201801A 0125201801A 1 26 Fan Motor 15012141 15012141 1 27 Motor Press P...

Page 60: ...56 Installation and Maintenance Service Manual 10 2 Outdoor Unit ...

Page 61: ...501308506 1501308506 1 12 Top Cover Sub Assy 01253073 01253073 1 13 Motor Support 01703104 0170310401 1 14 Condenser Assy 01100200141 01100200142 1 15 Rear Grill 01473009 01473009 1 16 Electric Expand Valve Fitting 4300876701 4300876701 1 17 Electronic Expansion Valve 07135228 07135228 1 18 Valve 07100003 07100003 1 19 Big Handle 262334332 262334332 1 20 Cut off Valve Assy 07133474 07133474 1 21 V...

Page 62: ...on is kept pushing for 5 seconds aforced cooling op eration willbe carried out for approx 15minutes Pull protrusions on left and right sides of panel with fingers and open front grille all the way a Lift center section of air filter and disengage hooks b Left and right filters are interchangeable To re install insert air filter along the guide Remove air filter by pulling forward c Hooks Air filte...

Page 63: ...ers are interchangeable To re install insert air filter along the guide Remove horizontal blade by pulling forward b And pull out the front panel forward to remove Hook a finger onto the projection part provided on the both sides of the unit s panel and open up the panel to the position higher than it will stop c Left Rotary shaft Rotary shaft Right Horizontal blade Remove the front panel from the...

Page 64: ...ks in the left and the right Remove the 3 screws in the right and the left which fix the main body with the front grille a Disengage the hooks by pressing knobs with a screwdriver screws screws electric box cover Disengage the 3 hooks on the upper part In case that the hooks are not pressed from above remove the front panel and then remove the grille while pushing the hook through a clearance betw...

Page 65: ...he set of vertical blades is not marked for difference between right and left a Unfasten the hooks at the upper 2 positions b Unfasten the 3 hooks at the shaft mounting part by pressing them with a flat screwdriver c Remove the vertical blade Repeat the same procedure to remove the vertical blade on the other side Hooks Hooks Vertical blade Steps Points Procedure ...

Page 66: ...that the retainer will not touch the harness same as the existing models Remove temperature sen sor c Remove a screw on the terminal board d Screw Earth wire Take care not to lose the clip of thermistor Terminal board Connecting wires R11244 Heat exchanger thermistor Clip R11268 Heat exchanger thermistor The electrical box can be removed instead of disengaging the terminal board Steps Points Proce...

Page 67: ...ion and Maintenance Service Manual Remove a screw on the electrical box f Pull up the electrical box forward to remove g Remove fan motor Signal Wire e fan motor Signal Wire Hook Bottom frame Steps Points Procedure ...

Page 68: ...he hooks at the upper 2 positions of the shield plate b Unfasten the hook at the lower position and remove the shield plate 1 c Lift the shield plate 2 and unfasten the 2 hooks d Slide the shield plate 2 and remove it Hooks shield plate 1 Hook Hooks Shield plate 2 8 Remove the shield plate and control PCB Steps Points Procedure ...

Page 69: ...65 Installation and Maintenance Service Manual Remove display PCB sub Assy f Remove swing motor g Take off wiring terminal e Swing motor Display PCB ASSY Steps Procedure Points ...

Page 70: ...Manual h To remove the control PCB unfasten the 2 hooks at the upper part from the rear side i Lift up the upper part of the control PCB and remove it Control PCB The control PCB is integrated with the power supply PCB Steps Procedure Points ...

Page 71: ...ontaminating of air or other gas causes abnormal high pressure in refrigerating cycle and this results in pipe breakage or personal injuries When disconnecting pipes cover every nozzle with caps so as not to let dust and moisture in Wooden base Drain hose Extension drain hose Connecting wires Pay attention so that the residual water in the drain will not make the floor wet Use two wrenches to disc...

Page 72: ...cted protect the both openings from entering moisture 10 Remove evaporator assy a Remove the indoor unit from the installation plate b Release the hook of the piping fixture on the back of the unit Gas piping Liquid piping Auxiliary piping Piping fixture Steps Points Procedure ...

Page 73: ...rews in the right and the left which fix the evaporator assy c d Widen the auxiliary piping to the extent of 10 20 e Pull the evaporator assy to the front side to undo the hooks completely and then lift it Auxiliary piping evaporator Steps Procedure Points Screws ...

Page 74: ... 11 Remove cross flow fan and fan Remove the rubber cushion of the bearing motor Bearing Remove cross flow fan and fan motor a b c Remove the screws at the joint of the cross flow blade and the motor Steps Points Procedure Cross flow fan Fan motor ...

Page 75: ...71 Installation and Maintenance Service Manual Take down the motor sub assy Remove fan motor Steps Points Procedure d e ...

Page 76: ...ff all power supplies and discharge the refrigerant completely before removal Procedure Steps 1 Remove big handle 2 Remove top cover Top cover 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 Big handle ...

Page 77: ... Then remove 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 pla...

Page 78: ... 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...

Page 79: ...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 Steps Procedure ...

Page 80: ...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 Steps Procedure ...

Page 81: ... 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...

Page 82: ...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 ...

Page 83: ... 66 88 33 10 63 72 2 439 111 0 737 5 63 46 34 10 2 73 2 358 112 0 717 4 60 23 35 9 779 74 2 28 113 0 697 3 57 18 36 9 382 75 2 206 114 0 678 2 54 31 37 9 003 76 2 133 115 0 66 1 51 59 38 8 642 77 2 064 116 0 642 0 49 02 39 8 297 78 1 997 117 0 625 1 46 6 40 7 967 79 1 933 118 0 608 2 44 31 41 7 653 80 1 871 119 0 592 3 42 14 42 7 352 81 1 811 120 0 577 4 40 09 43 7 065 82 1 754 121 0 561 5 38 15 4...

Page 84: ... 0 983 5 84 61 34 13 59 73 3 144 112 0 956 4 80 31 35 13 04 74 3 04 113 0 93 3 76 24 36 12 51 75 2 94 114 0 904 2 72 41 37 12 76 2 844 115 0 88 1 68 79 38 11 52 77 2 752 116 0 856 0 65 37 39 11 06 78 2 663 117 0 833 1 62 13 40 10 62 79 2 577 118 0 811 2 59 08 41 10 2 80 2 495 119 0 77 3 56 19 42 9 803 81 2 415 120 0 769 4 53 46 43 9 42 82 2 339 121 0 746 5 50 87 44 9 054 83 2 265 122 0 729 6 48 42...

Page 85: ...74 62 11 32 101 3 22 15 362 9 24 51 41 63 10 93 102 3 13 14 342 8 25 49 19 64 10 54 103 3 04 13 323 9 26 47 08 65 10 18 104 2 96 12 306 2 27 45 07 66 9 83 105 2 87 11 289 6 28 43 16 67 9 49 106 2 79 10 274 29 41 34 68 9 17 107 2 72 9 259 3 30 39 61 69 8 85 108 2 64 8 245 6 31 37 96 70 8 56 109 2 57 7 232 6 32 36 38 71 8 27 110 2 50 6 220 5 33 34 88 72 7 99 111 2 43 5 209 34 33 45 73 7 73 112 2 37 ...

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