AUX ASW-07B4/HSAR Service Manual Download Page 56

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CONTENTS

Chapter 1

photos and Features of products

Chapter 2

Operating Principle

Chapter 3

operation details

Chapter 4

Exploded Views of the Production

Chapter 5

Main Technical Data

Chapter 6

Dismantling Procedure

Chapter 7

Brief introduction of installation

Chapter 8

Fault Analysis of the Product Available

Summary of Contents for ASW-07B4/HSAR

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Page 2: ...eration details Chapter 4 Exploded Views of the Production Chapter 5 Main Technical Data Chapter 6 Dismantling Procedure Chapter 7 Brief introduction of installation Chapter 8 Fault Analysis of the Product Available Chapter 1 photos and Features of products Features of outlook and construction ...

Page 3: ...A 4 HSR ASW 09A 4 HSAR ASW 09A 4 HSR Deep width high 165 802 262 Deep width high 165 802 262 Deep width high 260 760 540 All types All types Operation interface Inner operation interface of Type HSAR Inner operation interface of Type HSR Emergency operation button of indoor types ...

Page 4: ... by pressing the compulsory button and it will resume working by pressing the compulsory button once again 2 When remote control is useless you can adopt the compulsory operation by which the air conditioner will go into automatic operation mode The operation interface of remote control Features of products ...

Page 5: ...thogens and harmful gases efficiently for a long period prevent secondary pollution caused due to microorganism spreading and ensure the health of your family 6 R407c cold medium is applied environment friendly and avoid damages to ozonosphere 7 International famous brand Toshiba Hitachi and Matsushita compressors are applied Chapter 2 Operating Principle Cooling After the power supply is switched...

Page 6: ...ant cycling being kept on the objective of lowering the room temperature is fulfilled Heating After the power supply is switched on the machine is set to HEAT mode and the coil of the electromagnetic four way valve is energized After the compressor starts to operate the high temperature and high pressure refrigerant gas first comes into the heat exchanger of the indoor unit where it is cooled rele...

Page 7: ...Operation Hints ...

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Page 10: ...red on 1 3The buzzer will sound immediately after the controlling device receives a correct and effective signal sent by the remote control 1 4Timing function can be applicable to all operation modes while sleep function can only be applicable to the modes of refrigeration and heating 2 Automatic operation mode 2 1 When the air conditioner works it can detect the indoor temperature automatically w...

Page 11: ...er is shut down and then restarted the operation mode will be selected once again based on the variation of indoor temperature 2 7 After the operation indicator has been flickering for 20 seconds it will turn light steadily i e the determination of operation mode will start in 20 seconds 2 8 This mode has timing function does not have sleep function 2 9 Under this operation mode the temperature ca...

Page 12: ...ructions sent by remote control 4 Dehumidification operation 4 1 The temperature range set and controlled is between 16 and 32 The temperature will be set by remote control 4 2 The four way valve is shut down 4 3 The wind speed gear changes to mute And the pendulum leaves works according to the instructions sent by remote control 4 4 The function of preventing indoor coiled pipe from being frozen ...

Page 13: ...topping for 4 minutes in cycles T set T ring 1 the compressor will be working for 3 minutes and then stopping for 6 minutes in cycles 5 Function of ventilation control 5 1 Under the mode of ventilation the outdoor fan assembly will always be shut down 5 2 The indoor fan will operate as set in the respect of air quantity without the gear change of high power 5 3 The pendulum leaves will work accord...

Page 14: ...at the in blow vent minus 3 automatically can be regarded as that compared with the temperature set This function does not exist under other circumstances 6 5 According to the temperature set the condition upon which the compressor will be switched on is indoor temperature temperature set 1 While the condition upon which it will be switched off is indoor temperature is indoor temperature temperatu...

Page 15: ...enter into the operation mode of mute only when the temperature is lowered to 30 6 6 2 Afterheat blowing function 6 6 2 1 When the compressor stop working 1 When the temperature of coiled pipe is more than 35 the indoor fan will operate as set in respect of wind speed 2 When the temperature of coiled pipe is more than 25 but less than 35 The indoor fan will operate under the mode of mute 3 When th...

Page 16: ... or shut down by remote control the accumulated working time of compressor shall be re calculated the defrosting interval will be more than 50 minutes and the compressor will be working 5 minutes continually 2 If there is any damage to the external coiled pipe the accumulated working time of compressor will reach 50 minutes if there is any power cut off shut down by remote control or defrosting th...

Page 17: ...n 5 After the defrosting ends the compressor stops working And the four way valve and outdoor fan begins to work in 20 seconds 6 20 seconds after that the compressor starts and goes into heating operation And the indoor fan enters into the prevention mode of cold wind 6 8 Auxiliary electric heating function 6 8 1 Only if the following conditions are satisfied under the heating operation can the au...

Page 18: ...ensor becomes abnormal 6 8 3 If compressor or indoor fan stops working the electric heating will stop operating as well 6 8 4 During the operation of compressor if the auxiliary electric heating stops working it can be restarted only in 1 minute 7 Sleep operation 7 1 When the air conditioner enters into the mode of sleep the indoor wind speed will turn into the air quantity of mute 7 2 When the sl...

Page 19: ...ation is effective under the modes of refrigeration and heating When sleep button is pressed down the sleep operation can begin or end 7 6 Sleep function does not exist under the automatic mode the situation of dehumidification or the circumstance of ventilation 8 Timing operation 8 1 When timing is set timing indicator will turn light 8 2 The time set by timing is 12 hours at most The timing unit...

Page 20: ...ate 9 Emergency switch When the soft touch switch is pressed the air conditioner will be powered on and the operation indicator will flicker 1 time per second And it goes into the mode of automatic operation in 20 seconds When the soft touch is pressed once again it will be powered off When the air conditioner goes under the mode of automatic operation the air door will assume the appearance of au...

Page 21: ...at protection 10 2 1 This function can only be applied to the mode of heating not others 10 2 2 When the temperature of indoor coiled pipe reaches more than 64 which lasts more than 10 seconds the compressor and outdoor fan will all stop working 10 2 3 After 3 minutes shut down the compressor will resume to operate if the temperature of indoor coiled pipe drops to less than 52 10 3 Function of pre...

Page 22: ...l not be powered off if the signal received from remote control is heating or it will work under the mode of refrigeration and will not be powered off if the signal received from remote control is refrigeration or it will work for 8 minutes and then stop for 3 minutes with the wind speed of mute cycle dehumidification if the signal received from remote control is dehumidification Besides the signa...

Page 23: ...eceived from remote control is heating and the related breakdown can be indicated at the same time while the air conditioner will not be powered off and will operate normally if the signal received from remote control is heating or defrosting or ventilation and the related breakdown can be indicated at the same time 10 5 disposal of indoor PG electric motor abnormity When indoor PG electric motor ...

Page 24: ... show the temperature set which sparkles at the rate of 1 time per second Then it will display room temperature once again in 5 seconds The display range of room temperature is 0 79 11 Function of breakdown indication HS HSA series charatron HV VFD display Breakdown cause Display way Display priority class PG feedback abnormity E4 1 T ring abnormity E1 2 T internal coiled pipe abnormity E3 3 T ext...

Page 25: ...mode set while under the mode of heating they will first move to the full opening position and then backswing by 5 and at last work under the mode set for details please see the following diagram 12 4 Pendulum wind automatic air door and manual air door will be controlled by one button 12 5 When the pendulum leaves move from full opening position to full closing position at the time of power on or...

Page 26: ...r sounds two times operation indicator turns on timing indicator turns on compressor acts four way valve acts outdoor fan acts electric heating acts indoor fan acts buzzer sounds one time which means that air conditioner goes into the state of order waiting and the self checking comes to an end 14 Remote control Name and functions of the button on the remote control ...

Page 27: ...e following display AUTOMATIC COOL DRY FAN HEAT Remarks Only cool type remote control has no heat mode 4 Wind direction adjusting button press the button the horizontal airflow direction plate can adjust automatically When you have the desired wind direction please press it again the airflow direction plate will maintain the same position 5 Fan speed selection button you can select fan speed from ...

Page 28: ...de cold wind type has no heating mode 2 Sending display when the remote control sends correct and effective signal each time the sign displays intermittently each time 3 Fan speed display press the WIND button the fan speed will display You can select fan speed from Power High Low and Mute 4 Number display which displays the setting temperature in the circulation operation mode the temperature num...

Page 29: ... right electric poles 3 Put back the cover Make sure to connect the wire to independent power source socket before you use the remote control Automatic operation mode 1 Press the MODE button select the automatic operation mode 2 Press the TEMP TIME button set the temperature temperature can be set at 1o C difference range from 16 32 o C 3 Press the WIND button you can select fan speed from Power H...

Page 30: ...e temperature temperature can be set at 1 o C difference range from 16 32 o C 3 Press the ON OFF button the operation indicator is on the air conditioner starts to operate in the Drying mode Press the button again the air conditioner stops Remark In the drying operation mode the fan speed is automatically set to Mute Circulation operation mode 1 Press the MODE button select the Circulation operati...

Page 31: ...s intermittently the Timer OFF can be set Remark The remote control can only be set within 12 hour intervals Sleeping operation mode 1 Press the SLEEP button the sleeping indicator light of indoor unit flashes 2 After the setting of sleeping mode the cooling operation enables the set temperature to increase 1 o C after 1 hour and another 1 o C automatically after another hour 3 After the setting o...

Page 32: ... control under the strong sunrays or heating facilities and other heating sources Use two AAA batteries don t use rechargeable batteries Take the batteries out of remote control before stop using for long When the noise of transmitting signal can t be heard from indoor unit or the transmission symbol on the display screen doesn t flare batteries need be replaced If reset phenomenon occurs on press...

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Page 34: ...r circulate m3 h 380 380 Power supply V Hz 220 240 50 220 240 50 Refrigerant R407C R407C Dehumidifying capacity Kg h 0 9 0 9 EER 2 7 2 8 Indoor unit 37 37 Noise dB A Outdoor unit 50 50 Indoor unit 165 802 262 165 802 262 Dimensions mm Outdoor unit 260 760 540 260 760 540 Indoor unit 240 855 330 240 855 330 Packing Dimension mm Outdoor unit 368 882 585 368 882 585 Indoor net gross 9 5 11 9 5 11 Wei...

Page 35: ...Chapter 5 Main Technical Data ...

Page 36: ...irculate m3 h 420 420 Power supply V Hz 220 240 50 220 240 50 Refrigerant R407C R407C Dehumidifying capacity Kg h 0 95 0 95 EER 2 8 2 85 Indoor unit 38 38 Noise dB A Outdoor unit 50 50 Indoor unit 165 802 262 165 802 262 Dimensions mm Outdoor unit 260 760 540 260 760 540 Indoor unit 240 855 330 240 855 330 Packing Dimension mm Outdoor unit 368 882 585 368 882 585 Indoor net gross 9 5 11 9 5 11 Wei...

Page 37: ... rated operation conditions they will vary in different working condition 2 Our company has quick technical improvement There will be no prior notice for any change of technical data Please read the nameplate on the air conditioner Chapter 6 Dismantling Procedure ...

Page 38: ...ing wire cover and remove the cover Then remove the panel 2 To remove the air filter 3 To remove the inter frame assembly Take off three screws of inter frame assembly Then take off the inter frame assembly 4 To remove the electric control box Take off one screw Loose one obverse clip Remove the electric control box ...

Page 39: ... assembly Loose three obverse clips Take off the electric control box 6 To remove the evaporator assembly Take off one screws of right locating cover and two screws of left locating cover Remove the pipe strap Remove the evaporator assembly ...

Page 40: ...7 To remove the through flow fan Take off the screws of though flow fan Remove the though flow fan 8 To remove the motor Take off three screws of right locating cover Remove the motor ...

Page 41: ... remove the top cover assembly Take off six screws of top cover 2 To remove the panel assembly Loose screws of panel assembly Take off panel 3 To remove the right plate assembly Loose nine screws of left plate assembly Take off right plate ...

Page 42: ...4 To remove the axial flow fan and fan motor 5 To remove the electric assembly ...

Page 43: ...it should have MCB leakage protection The capacity should be more than 1 5 times of the maximum current z Must use independent circuit and suitable grounding socket matching with the plug of air conditioner z The wiring must be installed by qualified electrician according to the electrical safety requirements z The air conditioner must be well grounded the switch of the main power of air condition...

Page 44: ...any obstacles for the heating dispersion for the condenser z Don t keep animals or plants near the installation location for the hot air from the outdoor unit will affect them z Make sure to have the distance specified in the picture between ceiling wall furniture and other obstacles z Stay away from heating source and inflammable air z The installation base and supporting frame should be strong a...

Page 45: ...ontal direction and perpendicular in vertical direction Otherwise it might cause water drips when air conditioner is running in cooling operation z Drill 70mm diameter pipe hole at the left lower or right lower side of the installation board The hole shall slant outward slightly z Hang the indoor unit to the board and make sure the machine is in the middle of the board z Push the machine towards t...

Page 46: ... discharge hole Pipe Connection z Connect the pipe to the unit point to the center of pipe and fasten the connection screw at first by hand and then by wrench until it is tightly fastened The fastening direction is shown in the picture z Pointing towards the center of pipe fasten the screw with strength z Wrench the screw in the end until you hear the click sound The fixing of pipe z Wrap up all p...

Page 47: ...might cause trouble of compressor z Take off the cover from the stop valve and T branch valve z Take off the auxiliary cover from the T branch valve z Turn the stop valve rod anti clock wise to an angle of 90 degree keep it open for 8 seconds and close the valve z Check whether there is air leakage at all connection parts of pipes z Push the top rod of T branch valve by hexagon wrench to expel air...

Page 48: ...e connected z Make sure that both the liquid valve and gas valve on the side are completely open 1 The connection of power source Connect the wire to independent power source socket Preparation of remote control Run the air conditioner in cooling operation mode for 30 minutes or longer 2 Performance evaluation Test the out and in air temperature Make sure that the temperature difference between th...

Page 49: ...x the machine firmly otherwise it will produce noise and vibration z Install the outdoor unit where it will not disturb your neighbor Electrical connection diagram COOL SERIES HEAT PUMP Indoor unit electric connection diagram ...

Page 50: ... air conditioner Identify the abnormal noise from the sounds Touch Touch the key position and position faulty Touch the temp of air circulation to decide the heating or cooling effect as far to abnormal sound besides adopt listen you should touch the frame the pipe of the air conditioner to feel the vibration Touch the easily heated parts i e compressor motor touch them to feel the temp Warning Hi...

Page 51: ...per installation Indoor drain position is lower than outdoor or slanting installation of indoor unit Observe if the condensation water drain out if the indoor unit is declining Level the indoor unit and adjust the height Water collecting plate is blocked Check if the plate is blocked Remove the matters block the plate Water collecting plate or drain pipe is cracked Check the location ensure if it ...

Page 52: ...tor Running condition is too bad Check if the installation is proper outdoor temp is too high when heating Improve the condition use auxiliary heating Convexity exists in compressor or valve or lock of compressor No high low pressure difference no clear temp difference in air intake inlet or discharge outlet of compressor Replace compressor or valve Openness of check valve is too small or the syst...

Page 53: ... Temp sensor is too close to evaporator or moved Check the position of sensor Adjust the position or replace the sensor Air inlet outlet of heat exchange is blocked or low speed of fan motor indoor air filter is too dirty or blocked Check indoor outdoor heat exchange speed of motor air inlet outlet Cleanup the filter remove the obstacle Too much R407C Too much condensation water on air intake pipe...

Page 54: ...he circuit Repair or replace the control board Insufficient R407C causes the insufficient heating capacity Little condensation water on outdoor air intake pipe low operating current Add R407C Connexity of compressor Same temp of air intake inlet and discharge outlet of the compressor no condensation in air intake inlet Replace the compressor 3 7 The units doesn t work Reason Check to be made Propo...

Page 55: ...ication is normal Replace the remote control or battery Short circuit of connections of main control board to switch board Check the board Replace the components Running mode of two indoor units is not the same Check if one is heating and another is cooling Reset Indoor units are in test mode Open the air intake grill to see the running mode Adjust test mode to remote control mode Remarks The abov...

Page 56: ...apter 2 Operating Principle Chapter 3 operation details Chapter 4 Exploded Views of the Production Chapter 5 Main Technical Data Chapter 6 Dismantling Procedure Chapter 7 Brief introduction of installation Chapter 8 Fault Analysis of the Product Available ...

Page 57: ...onstruction ASW H12A4 HSAR ASW H12A4 HSR ASW 12A4 HSAR ASW 12A4 HSR Deep width high 176 890 296 Deep width high 176 890 296 Deep width high 260 760 540 All types All types Operation interface Inner operation interface of Type HSAR Inner operation interface of Type HSR ...

Page 58: ...ill resume working by pressing the compulsory button once again 2 When remote control is useless you can adopt the compulsory operation by which the air conditioner will go into automatic operation mode The operation interface of remote control Features of products 1 Fashionable appearance 2 Compact Design 3 7 Hours of Sleep Mode Operation 4 Economy Mode to Reduce Electrical Power Consumption ...

Page 59: ...riendly and avoid damages to ozonosphere 7 International famous brand Toshiba Hitachi and Matsushita compressors are applied Chapter 2 Operating Principle Cooling After the power supply is switched on the machine is set to COOL mode With the compressor being operated the low temperature and low pressure refrigerant vapor is sucked into the compressor where it is turned into high temperature and hi...

Page 60: ...achine is set to HEAT mode and the coil of the electromagnetic four way valve is energized After the compressor starts to operate the high temperature and high pressure refrigerant gas first comes into the heat exchanger of the indoor unit where it is cooled releases heat and increases the room temperature The cooled high pressure refrigerant is then throttle1d in the outdoor unit and returns to t...

Page 61: ...Operation Hints ...

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Page 64: ...red on 1 3The buzzer will sound immediately after the controlling device receives a correct and effective signal sent by the remote control 1 4Timing function can be applicable to all operation modes while sleep function can only be applicable to the modes of refrigeration and heating 2 Automatic operation mode 2 1 When the air conditioner works it can detect the indoor temperature automatically w...

Page 65: ...er is shut down and then restarted the operation mode will be selected once again based on the variation of indoor temperature 2 7 After the operation indicator has been flickering for 20 seconds it will turn light steadily i e the determination of operation mode will start in 20 seconds 2 8 This mode has timing function does not have sleep function 2 9 Under this operation mode the temperature ca...

Page 66: ...ructions sent by remote control 4 Dehumidification operation 4 1 The temperature range set and controlled is between 16 and 32 The temperature will be set by remote control 4 2 The four way valve is shut down 4 3 The wind speed gear changes to mute And the pendulum leaves works according to the instructions sent by remote control 4 4 The function of preventing indoor coiled pipe from being frozen ...

Page 67: ...topping for 4 minutes in cycles T set T ring 1 the compressor will be working for 3 minutes and then stopping for 6 minutes in cycles 5 Function of ventilation control 5 1 Under the mode of ventilation the outdoor fan assembly will always be shut down 5 2 The indoor fan will operate as set in the respect of air quantity without the gear change of high power 5 3 The pendulum leaves will work accord...

Page 68: ...at the in blow vent minus 3 automatically can be regarded as that compared with the temperature set This function does not exist under other circumstances 6 5 According to the temperature set the condition upon which the compressor will be switched on is indoor temperature temperature set 1 While the condition upon which it will be switched off is indoor temperature is indoor temperature temperatu...

Page 69: ...enter into the operation mode of mute only when the temperature is lowered to 30 6 6 2 Afterheat blowing function 6 6 2 1 When the compressor stop working 1 When the temperature of coiled pipe is more than 35 the indoor fan will operate as set in respect of wind speed 2 When the temperature of coiled pipe is more than 25 but less than 35 The indoor fan will operate under the mode of mute 3 When th...

Page 70: ... or shut down by remote control the accumulated working time of compressor shall be re calculated the defrosting interval will be more than 50 minutes and the compressor will be working 5 minutes continually 2 If there is any damage to the external coiled pipe the accumulated working time of compressor will reach 50 minutes if there is any power cut off shut down by remote control or defrosting th...

Page 71: ...n 5 After the defrosting ends the compressor stops working And the four way valve and outdoor fan begins to work in 20 seconds 6 20 seconds after that the compressor starts and goes into heating operation And the indoor fan enters into the prevention mode of cold wind 6 8 Auxiliary electric heating function 6 8 1 Only if the following conditions are satisfied under the heating operation can the au...

Page 72: ...ensor becomes abnormal 6 8 3 If compressor or indoor fan stops working the electric heating will stop operating as well 6 8 4 During the operation of compressor if the auxiliary electric heating stops working it can be restarted only in 1 minute 7 Sleep operation 7 1 When the air conditioner enters into the mode of sleep the indoor wind speed will turn into the air quantity of mute 7 2 When the sl...

Page 73: ...ation is effective under the modes of refrigeration and heating When sleep button is pressed down the sleep operation can begin or end 7 6 Sleep function does not exist under the automatic mode the situation of dehumidification or the circumstance of ventilation 8 Timing operation 8 1 When timing is set timing indicator will turn light 8 2 The time set by timing is 12 hours at most The timing unit...

Page 74: ...ate 9 Emergency switch When the soft touch switch is pressed the air conditioner will be powered on and the operation indicator will flicker 1 time per second And it goes into the mode of automatic operation in 20 seconds When the soft touch is pressed once again it will be powered off When the air conditioner goes under the mode of automatic operation the air door will assume the appearance of au...

Page 75: ...at protection 10 2 1 This function can only be applied to the mode of heating not others 10 2 2 When the temperature of indoor coiled pipe reaches more than 64 which lasts more than 10 seconds the compressor and outdoor fan will all stop working 10 2 3 After 3 minutes shut down the compressor will resume to operate if the temperature of indoor coiled pipe drops to less than 52 10 3 Function of pre...

Page 76: ...l not be powered off if the signal received from remote control is heating or it will work under the mode of refrigeration and will not be powered off if the signal received from remote control is refrigeration or it will work for 8 minutes and then stop for 3 minutes with the wind speed of mute cycle dehumidification if the signal received from remote control is dehumidification Besides the signa...

Page 77: ...eceived from remote control is heating and the related breakdown can be indicated at the same time while the air conditioner will not be powered off and will operate normally if the signal received from remote control is heating or defrosting or ventilation and the related breakdown can be indicated at the same time 10 5 disposal of indoor PG electric motor abnormity When indoor PG electric motor ...

Page 78: ... show the temperature set which sparkles at the rate of 1 time per second Then it will display room temperature once again in 5 seconds The display range of room temperature is 0 79 11 Function of breakdown indication HS HSA series charatron HV VFD display Breakdown cause Display way Display priority class PG feedback abnormity E4 1 T ring abnormity E1 2 T internal coiled pipe abnormity E3 3 T ext...

Page 79: ...mode set while under the mode of heating they will first move to the full opening position and then backswing by 5 and at last work under the mode set for details please see the following diagram 12 4 Pendulum wind automatic air door and manual air door will be controlled by one button 12 5 When the pendulum leaves move from full opening position to full closing position at the time of power on or...

Page 80: ...r sounds two times operation indicator turns on timing indicator turns on compressor acts four way valve acts outdoor fan acts electric heating acts indoor fan acts buzzer sounds one time which means that air conditioner goes into the state of order waiting and the self checking comes to an end 14 Remote control Name and functions of the button on the remote control ...

Page 81: ...e following display AUTOMATIC COOL DRY FAN HEAT Remarks Only cool type remote control has no heat mode 4 Wind direction adjusting button press the button the horizontal airflow direction plate can adjust automatically When you have the desired wind direction please press it again the airflow direction plate will maintain the same position 5 Fan speed selection button you can select fan speed from ...

Page 82: ...de cold wind type has no heating mode 2 Sending display when the remote control sends correct and effective signal each time the sign displays intermittently each time 3 Fan speed display press the WIND button the fan speed will display You can select fan speed from Power High Low and Mute 4 Number display which displays the setting temperature in the circulation operation mode the temperature num...

Page 83: ... right electric poles 3 Put back the cover Make sure to connect the wire to independent power source socket before you use the remote control Automatic operation mode 1 Press the MODE button select the automatic operation mode 2 Press the TEMP TIME button set the temperature temperature can be set at 1o C difference range from 16 32 o C 3 Press the WIND button you can select fan speed from Power H...

Page 84: ...e temperature temperature can be set at 1 o C difference range from 16 32 o C 3 Press the ON OFF button the operation indicator is on the air conditioner starts to operate in the Drying mode Press the button again the air conditioner stops Remark In the drying operation mode the fan speed is automatically set to Mute Circulation operation mode 1 Press the MODE button select the Circulation operati...

Page 85: ...s intermittently the Timer OFF can be set Remark The remote control can only be set within 12 hour intervals Sleeping operation mode 1 Press the SLEEP button the sleeping indicator light of indoor unit flashes 2 After the setting of sleeping mode the cooling operation enables the set temperature to increase 1 o C after 1 hour and another 1 o C automatically after another hour 3 After the setting o...

Page 86: ...Take the batteries out of remote control before stop using for long When the noise of transmitting signal can t be heard from indoor unit or the transmission symbol on the display screen doesn t flare batteries need be replaced If reset phenomenon occurs on pressing the button of the remote control power of the batteries is deficient and need to be replaced Chapter 5 Main Technical Data ASW H12A4 ...

Page 87: ...0 Indoor unit 250 950 350 250 950 350 Packing Dimension mm Outdoor unit 368 882 585 368 882 585 Indoor net gross 10 5 12 10 5 12 Weight kg Outdoor net gross 38 40 37 5 39 5 Applicable room area m2 12 20 12 20 NOTE 1 Specifications are standard values calculated based on rated operation conditions they will vary in different working condition 2 Our company has quick technical improvement There will...

Page 88: ...ntling Procedure Indoor Unit Operating step Photo 1 To remove the panel and connecting wire cover Take off the screws of the connecting wire cover and remove the cover Then remove the panel 2 To remove the air filter ...

Page 89: ...rame assembly Then take off the inter frame assembly 4 To remove the electric control box Take off one screw Loose one obverse clip Remove the electric control box 5 To remove the water collecting plate assembly Loose three obverse clips Take off the electric control box ...

Page 90: ...6 To remove the evaporator assembly Take off one screws of right locating cover and two screws of left locating cover Remove the pipe strap Remove the evaporator assembly ...

Page 91: ...7 To remove the through flow fan Take off the screws of though flow fan Remove the though flow fan 8 To remove the motor Take off three screws of right locating cover Remove the motor ...

Page 92: ... remove the top cover assembly Take off six screws of top cover 2 To remove the panel assembly Loose screws of panel assembly Take off panel 3 To remove the right plate assembly Loose nine screws of left plate assembly Take off right plate ...

Page 93: ...4 To remove the axial flow fan and fan motor 5 To remove the electric assembly ...

Page 94: ...it should have MCB leakage protection The capacity should be more than 1 5 times of the maximum current z Must use independent circuit and suitable grounding socket matching with the plug of air conditioner z The wiring must be installed by qualified electrician according to the electrical safety requirements z The air conditioner must be well grounded the switch of the main power of air condition...

Page 95: ...any obstacles for the heating dispersion for the condenser z Don t keep animals or plants near the installation location for the hot air from the outdoor unit will affect them z Make sure to have the distance specified in the picture between ceiling wall furniture and other obstacles z Stay away from heating source and inflammable air z The installation base and supporting frame should be strong a...

Page 96: ...ontal direction and perpendicular in vertical direction Otherwise it might cause water drips when air conditioner is running in cooling operation z Drill 70mm diameter pipe hole at the left lower or right lower side of the installation board The hole shall slant outward slightly z Hang the indoor unit to the board and make sure the machine is in the middle of the board z Push the machine towards t...

Page 97: ... discharge hole Pipe Connection z Connect the pipe to the unit point to the center of pipe and fasten the connection screw at first by hand and then by wrench until it is tightly fastened The fastening direction is shown in the picture z Pointing towards the center of pipe fasten the screw with strength z Wrench the screw in the end until you hear the click sound The fixing of pipe z Wrap up all p...

Page 98: ...might cause trouble of compressor z Take off the cover from the stop valve and T branch valve z Take off the auxiliary cover from the T branch valve z Turn the stop valve rod anti clock wise to an angle of 90 degree keep it open for 8 seconds and close the valve z Check whether there is air leakage at all connection parts of pipes z Push the top rod of T branch valve by hexagon wrench to expel air...

Page 99: ...e connected z Make sure that both the liquid valve and gas valve on the side are completely open 1 The connection of power source Connect the wire to independent power source socket Preparation of remote control Run the air conditioner in cooling operation mode for 30 minutes or longer 2 Performance evaluation Test the out and in air temperature Make sure that the temperature difference between th...

Page 100: ...x the machine firmly otherwise it will produce noise and vibration z Install the outdoor unit where it will not disturb your neighbor Electrical connection diagram COOL SERIES HEAT PUMP Indoor unit electric connection diagram ...

Page 101: ...Identify the abnormal noise from the sounds Touch Touch the key position and position faulty Touch the temp of air circulation to decide the heating or cooling effect as far to abnormal sound besides adopt listen you should touch the frame the pipe of the air conditioner to feel the vibration Touch the easily heated parts i e compressor motor touch them to feel the temp Warning High temp Measure M...

Page 102: ...Indoor drain position is lower than outdoor or slanting installation of indoor unit Observe if the condensation water drain out if the indoor unit is declining Level the indoor unit and adjust the height Water collecting plate is blocked Check if the plate is blocked Remove the matters block the plate Water collecting plate or drain pipe is cracked Check the location ensure if it is cracked Replac...

Page 103: ...tor Running condition is too bad Check if the installation is proper outdoor temp is too high when heating Improve the condition use auxiliary heating Convexity exists in compressor or valve or lock of compressor No high low pressure difference no clear temp difference in air intake inlet or discharge outlet of compressor Replace compressor or valve Openness of check valve is too small or the syst...

Page 104: ... Temp sensor is too close to evaporator or moved Check the position of sensor Adjust the position or replace the sensor Air inlet outlet of heat exchange is blocked or low speed of fan motor indoor air filter is too dirty or blocked Check indoor outdoor heat exchange speed of motor air inlet outlet Cleanup the filter remove the obstacle Too much R407C Too much condensation water on air intake pipe...

Page 105: ...he circuit Repair or replace the control board Insufficient R407C causes the insufficient heating capacity Little condensation water on outdoor air intake pipe low operating current Add R407C Connexity of compressor Same temp of air intake inlet and discharge outlet of the compressor no condensation in air intake inlet Replace the compressor 3 7 The units doesn t work Reason Check to be made Propo...

Page 106: ...ication is normal Replace the remote control or battery Short circuit of connections of main control board to switch board Check the board Replace the components Running mode of two indoor units is not the same Check if one is heating and another is cooling Reset Indoor units are in test mode Open the air intake grill to see the running mode Adjust test mode to remote control mode Remarks The abov...

Page 107: ...SW H24A4 HSR ASW 24A4 HSAR ASW 24A4 HSR ASW H24B4 HSAR ASW H24B4 HSR ASW 24B4 HSAR ASW 24B4 HSR Deep width high 335 1153 190 Deep width high 335 1153 190 Deep width high 300 800 690 All types All types Operation interface Inner operation interface of Type HSAR Inner operation interface of Type HSR ...

Page 108: ...mote control it will stop working by pressing the compulsory button and it will resume working by pressing the compulsory button once again 2 When remote control is useless you can adopt the compulsory operation by which the air conditioner will go into automatic operation mode The operation interface of remote control ...

Page 109: ...ing international leading technology with the function of filtering and suppressing bacteria and able to absorb and kill various pathogens and harmful gases efficiently for a long period prevent secondary pollution caused due to microorganism spreading and ensure the health of your family 6 R407c cold medium is applied environment friendly and avoid damages to ozonosphere 7 International famous br...

Page 110: ...led down in the outdoor heat exchanger by the air and becomes liquid After being throttled by the capillary the refrigerant liquid comes into the indoor unit and then it evaporates in the indoor heat exchanger absorbing heat and reducing the room temperature The evaporated refrigerant vapor returns to the outdoor unit and is again sucked into the compressor completing the cycle With the refrigeran...

Page 111: ...perate the high temperature and high pressure refrigerant gas first comes into the heat exchanger of the indoor unit where it is cooled releases heat and increases the room temperature The cooled high pressure refrigerant is then throttle1d in the outdoor unit and returns to the compressor after evaporation With such cycles being maintained the objective of increasing the room temperature is fulfi...

Page 112: ...6 60 detachable cool warm type 70 detachable cool warm type ...

Page 113: ...7 Operation Hints ...

Page 114: ...8 ...

Page 115: ...ered on 1 3The buzzer will sound immediately after the controlling device receives a correct and effective signal sent by the remote control 1 4Timing function can be applicable to all operation modes while sleep function can only be applicable to the modes of refrigeration and heating 2 Automatic operation mode 2 1 When the air conditioner works it can detect the indoor temperature automatically ...

Page 116: ...ner is shut down and then restarted the operation mode will be selected once again based on the variation of indoor temperature 2 7 After the operation indicator has been flickering for 20 seconds it will turn light steadily i e the determination of operation mode will start in 20 seconds 2 8 This mode has timing function does not have sleep function 2 9 Under this operation mode the temperature c...

Page 117: ...tructions sent by remote control 4 Dehumidification operation 4 1 The temperature range set and controlled is between 16 and 32 The temperature will be set by remote control 4 2 The four way valve is shut down 4 3 The wind speed gear changes to mute And the pendulum leaves works according to the instructions sent by remote control 4 4 The function of preventing indoor coiled pipe from being frozen...

Page 118: ...stopping for 4 minutes in cycles T set T ring 1 the compressor will be working for 3 minutes and then stopping for 6 minutes in cycles 5 Function of ventilation control 5 1 Under the mode of ventilation the outdoor fan assembly will always be shut down 5 2 The indoor fan will operate as set in the respect of air quantity without the gear change of high power 5 3 The pendulum leaves will work accor...

Page 119: ...d at the in blow vent minus 3 automatically can be regarded as that compared with the temperature set This function does not exist under other circumstances 6 5 According to the temperature set the condition upon which the compressor will be switched on is indoor temperature temperature set 1 While the condition upon which it will be switched off is indoor temperature is indoor temperature tempera...

Page 120: ... enter into the operation mode of mute only when the temperature is lowered to 30 6 6 2 Afterheat blowing function 6 6 2 1 When the compressor stop working 1 When the temperature of coiled pipe is more than 35 the indoor fan will operate as set in respect of wind speed 2 When the temperature of coiled pipe is more than 25 but less than 35 The indoor fan will operate under the mode of mute 3 When t...

Page 121: ...f or shut down by remote control the accumulated working time of compressor shall be re calculated the defrosting interval will be more than 50 minutes and the compressor will be working 5 minutes continually 2 If there is any damage to the external coiled pipe the accumulated working time of compressor will reach 50 minutes if there is any power cut off shut down by remote control or defrosting t...

Page 122: ...on 5 After the defrosting ends the compressor stops working And the four way valve and outdoor fan begins to work in 20 seconds 6 20 seconds after that the compressor starts and goes into heating operation And the indoor fan enters into the prevention mode of cold wind 6 8 Auxiliary electric heating function 6 8 1 Only if the following conditions are satisfied under the heating operation can the a...

Page 123: ... sensor becomes abnormal 6 8 3 If compressor or indoor fan stops working the electric heating will stop operating as well 6 8 4 During the operation of compressor if the auxiliary electric heating stops working it can be restarted only in 1 minute 7 Sleep operation 7 1 When the air conditioner enters into the mode of sleep the indoor wind speed will turn into the air quantity of mute 7 2 When the ...

Page 124: ...ration is effective under the modes of refrigeration and heating When sleep button is pressed down the sleep operation can begin or end 7 6 Sleep function does not exist under the automatic mode the situation of dehumidification or the circumstance of ventilation 8 Timing operation 8 1 When timing is set timing indicator will turn light 8 2 The time set by timing is 12 hours at most The timing uni...

Page 125: ...erate 9 Emergency switch When the soft touch switch is pressed the air conditioner will be powered on and the operation indicator will flicker 1 time per second And it goes into the mode of automatic operation in 20 seconds When the soft touch is pressed once again it will be powered off When the air conditioner goes under the mode of automatic operation the air door will assume the appearance of ...

Page 126: ...eat protection 10 2 1 This function can only be applied to the mode of heating not others 10 2 2 When the temperature of indoor coiled pipe reaches more than 64 which lasts more than 10 seconds the compressor and outdoor fan will all stop working 10 2 3 After 3 minutes shut down the compressor will resume to operate if the temperature of indoor coiled pipe drops to less than 52 10 3 Function of pr...

Page 127: ...ill not be powered off if the signal received from remote control is heating or it will work under the mode of refrigeration and will not be powered off if the signal received from remote control is refrigeration or it will work for 8 minutes and then stop for 3 minutes with the wind speed of mute cycle dehumidification if the signal received from remote control is dehumidification Besides the sig...

Page 128: ...received from remote control is heating and the related breakdown can be indicated at the same time while the air conditioner will not be powered off and will operate normally if the signal received from remote control is heating or defrosting or ventilation and the related breakdown can be indicated at the same time 10 5 disposal of indoor PG electric motor abnormity When indoor PG electric motor...

Page 129: ...l show the temperature set which sparkles at the rate of 1 time per second Then it will display room temperature once again in 5 seconds The display range of room temperature is 0 79 11 Function of breakdown indication HS HSA series charatron HV VFD display Breakdown cause Display way Display priority class PG feedback abnormity E4 1 T ring abnormity E1 2 T internal coiled pipe abnormity E3 3 T ex...

Page 130: ... mode set while under the mode of heating they will first move to the full opening position and then backswing by 5 and at last work under the mode set for details please see the following diagram 12 4 Pendulum wind automatic air door and manual air door will be controlled by one button 12 5 When the pendulum leaves move from full opening position to full closing position at the time of power on o...

Page 131: ...er sounds two times operation indicator turns on timing indicator turns on compressor acts four way valve acts outdoor fan acts electric heating acts indoor fan acts buzzer sounds one time which means that air conditioner goes into the state of order waiting and the self checking comes to an end 14 Remote control Name and functions of the button on the remote control ...

Page 132: ...he following display AUTOMATIC COOL DRY FAN HEAT Remarks Only cool type remote control has no heat mode 4 Wind direction adjusting button press the button the horizontal airflow direction plate can adjust automatically When you have the desired wind direction please press it again the airflow direction plate will maintain the same position 5 Fan speed selection button you can select fan speed from...

Page 133: ...mode cold wind type has no heating mode 2 Sending display when the remote control sends correct and effective signal each time the sign displays intermittently each time 3 Fan speed display press the WIND button the fan speed will display You can select fan speed from Power High Low and Mute 4 Number display which displays the setting temperature in the circulation operation mode the temperature n...

Page 134: ...o right electric poles 3 Put back the cover Make sure to connect the wire to independent power source socket before you use the remote control Automatic operation mode 1 Press the MODE button select the automatic operation mode 2 Press the TEMP TIME button set the temperature temperature can be set at 1o C difference range from 16 32 o C 3 Press the WIND button you can select fan speed from Power ...

Page 135: ...the temperature temperature can be set at 1 o C difference range from 16 32 o C 3 Press the ON OFF button the operation indicator is on the air conditioner starts to operate in the Drying mode Press the button again the air conditioner stops Remark In the drying operation mode the fan speed is automatically set to Mute Circulation operation mode 1 Press the MODE button select the Circulation opera...

Page 136: ...ops intermittently the Timer OFF can be set Remark The remote control can only be set within 12 hour intervals Sleeping operation mode 1 Press the SLEEP button the sleeping indicator light of indoor unit flashes 2 After the setting of sleeping mode the cooling operation enables the set temperature to increase 1 o C after 1 hour and another 1 o C automatically after another hour 3 After the setting...

Page 137: ...te control under the strong sunrays or heating facilities and other heating sources Use two AAA batteries don t use rechargeable batteries Take the batteries out of remote control before stop using for long When the noise of transmitting signal can t be heard from indoor unit or the transmission symbol on the display screen doesn t flare batteries need be replaced If reset phenomenon occurs on pre...

Page 138: ... 24A4 HS R Rated cooling capacity W BTU 6000 22000 6000 22000 Rated heating capacity W BTU 6600 22520 Rated cooling current A 9 8 9 8 Rated heating current A 9 8 Rated cooling power W 2150 2150 Rated heating power W 2150 Air circulate m3 h 1000 1000 Power supply V Hz 220 240 50 220 240 50 ...

Page 139: ...nit 300 800 690 300 800 690 Indoor unit 1200 390 260 1200 390 260 Packing Dimension m m Outdoor unit 930 410 760 930 410 760 Indoor net gross 19 21 19 21 Weight kg Outdoor net gro ss 54 57 53 56 Applicable room area m2 25 38 25 38 ASW H24B4 HS AR ASW 24B4 HS AR Type ASW H24B4 HS R ASW 24B4 HSR Rated cooling capacity W BTU 7000 24000 7000 24000 Rated heating capacity W BTU 7700 26280 ...

Page 140: ...ant R407C R407C Dehumidifying capacity Kg h 2 8 2 8 EER 2 9 2 9 Indoor unit 49 49 Noise dB A Outdoor unit 57 57 Indoor unit 335 1153 190 335 1153 190 Dimensions mm Outdoor unit 300 800 690 300 800 690 Indoor unit 1200 390 260 1200 390 260 Packing Dimension m m Outdoor unit 930 410 760 930 410 760 Indoor net gross 19 21 19 21 Weight kg Outdoor net gros s 57 60 56 59 Applicable room area m2 30 44 30...

Page 141: ...n conditions they will vary in different working condition 2 Our company has quick technical improvement There will be no prior notice for any change of technical data Please read the nameplate on the air conditioner Chapter 6 Dismantling Procedure Indoor Unit Operating step Photo ...

Page 142: ...and remove the cover Then remove the panel 2 To remove the air filter 3 To remove the inter frame assembly Take off three screws of inter frame assembly Then take off the inter frame assembly 4 To remove the electric control box Take off one screw Loose one obverse clip Remove the electric control box ...

Page 143: ...e assembly Loose three obverse clips Take off the electric control box 6 To remove the evaporator assembly Take off one screws of right locating cover and two screws of left locating cover Remove the pipe strap Remove the evaporator assembly ...

Page 144: ...38 7 To remove the through flow fan Take off the screws of though flow fan Remove the though flow fan 8 To remove the motor Take off three screws of right locating cover Remove the motor ...

Page 145: ...To remove the top cover assembly Take off six screws of top cover 2 To remove the panel assembly Loose screws of panel assembly Take off panel 3 To remove the right plate assembly Loose nine screws of left plate assembly Take off right plate ...

Page 146: ...40 4 To remove the axial flow fan and fan motor 5 To remove the electric assembly ...

Page 147: ...cuit should have MCB leakage protection The capacity should be more than 1 5 times of the maximum current z Must use independent circuit and suitable grounding socket matching with the plug of air conditioner z The wiring must be installed by qualified electrician according to the electrical safety requirements z The air conditioner must be well grounded the switch of the main power of air conditi...

Page 148: ...e any obstacles for the heating dispersion for the condenser z Don t keep animals or plants near the installation location for the hot air from the outdoor unit will affect them z Make sure to have the distance specified in the picture between ceiling wall furniture and other obstacles z Stay away from heating source and inflammable air z The installation base and supporting frame should be strong...

Page 149: ...t level in horizontal direction and perpendicular in vertical direction Otherwise it might cause water drips when air conditioner is running in cooling operation z Drill 70mm diameter pipe hole at the left lower or right lower side of the installation board The hole shall slant outward slightly z Hang the indoor unit to the board and make sure the machine is in the middle of the board z Push the m...

Page 150: ...hrough the water discharge hole Pipe Connection z Connect the pipe to the unit point to the center of pipe and fasten the connection screw at first by hand and then by wrench until it is tightly fastened The fastening direction is shown in the picture z Pointing towards the center of pipe fasten the screw with strength z Wrench the screw in the end until you hear the click sound The fixing of pipe...

Page 151: ...m might cause trouble of compressor z Take off the cover from the stop valve and T branch valve z Take off the auxiliary cover from the T branch valve z Turn the stop valve rod anti clock wise to an angle of 90 degree keep it open for 8 seconds and close the valve z Check whether there is air leakage at all connection parts of pipes z Push the top rod of T branch valve by hexagon wrench to expel a...

Page 152: ...re connected z Make sure that both the liquid valve and gas valve on the side are completely open 1 The connection of power source Connect the wire to independent power source socket Preparation of remote control Run the air conditioner in cooling operation mode for 30 minutes or longer 2 Performance evaluation Test the out and in air temperature Make sure that the temperature difference between t...

Page 153: ...47 Items of attention z Fix the machine firmly otherwise it will produce noise and vibration z Install the outdoor unit where it will not disturb your neighbor Electrical connection diagram ...

Page 154: ...f sounds of the running air conditioner Identify the abnormal noise from the sounds Touch Touch the key position and position faulty Touch the temp of air circulation to decide the heating or cooling effect as far to abnormal sound besides adopt listen you should touch the frame the pipe of the air conditioner to feel the vibration Touch the easily heated parts i e compressor motor touch them to f...

Page 155: ...than outdoor or slanting installation of indoor unit Observe if the condensation water drain out if the indoor unit is declining Level the indoor unit and adjust the height Water collecting plate is blocked Check if the plate is blocked Remove the matters block the plate Water collecting plate or drain pipe is cracked Check the location ensure if it is cracked Replace the plate or pipe Loosen wrap...

Page 156: ...ion is too bad Check if the installation is proper outdoor temp is too high when heating Improve the condition use auxiliary heating Convexity exists in compressor or valve or lock of compressor No high low pressure difference no clear temp difference in air intake inlet or discharge outlet of compressor Replace compressor or valve Openness of check valve is too small or the system partly or compl...

Page 157: ...7C Temp sensor is too close to evaporator or moved Check the position of sensor Adjust the position or replace the sensor Air inlet outlet of heat exchange is blocked or low speed of fan motor indoor air filter is too dirty or blocked Check indoor outdoor heat exchange speed of motor air inlet outlet Cleanup the filter remove the obstacle Too much R407C Too much condensation water on air intake pi...

Page 158: ... the circuit Repair or replace the control board Insufficient R407C causes the insufficient heating capacity Little condensation water on outdoor air intake pipe low operating current Add R407C Connexity of compressor Same temp of air intake inlet and discharge outlet of the compressor no condensation in air intake inlet Replace the compressor 3 7 The units doesn t work Reason Check to be made Pro...

Page 159: ...ndication is normal Replace the remote control or battery Short circuit of connections of main control board to switch board Check the board Replace the components Running mode of two indoor units is not the same Check if one is heating and another is cooling Reset Indoor units are in test mode Open the air intake grill to see the running mode Adjust test mode to remote control mode Remarks The ab...

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AUX ASW-07B4/HSAR, Service Manual

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