Quietside QS09-VJ220 Service Manual Download

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Summary of Contents for QS09-VJ220

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Page 14: ...urbo Pipe length 25 ft Conditions Indoor DB 70 F WB 60 F Outdoor DB 47 F WB 43 F Indoor air flow Turbo Pipe length 25 ft 8QLW RROLQJ HDWLQJ 0 10 20 30 40 50 60 70 80 90 100 120 0 10 20 30 40 50 60 70...

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Page 16: ...d Low Middl e High Super Hig h Noise dB A 12K 09K 12K 09K Outdoor side noise 30 40 50 60 0 20 40 60 80 100 Compressor frequency Hz 50 55 40 45 35 Indoor side noise when blowing Indoor fan motor rotati...

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Page 32: ...Press it to set clock X FAN X FAN is the alternative expression of BLOW for the purpose of understanding TEMP TURBO SLEEP LIGHT Press it to turn on off the light 17 15 18 19 16 20 21 23 24 22 25 MODE...

Page 33: ...elected in a sequence that goes from AUTO COOL DRY FAN and HEAT as the following Note Only for models with heating function After energization AUTO mode is defaulted In AUTO mode the set temperature w...

Page 34: ...up the temperature displaying status that will display the setting temperature TURBO Press this button to activate deactivate the Turbo function which enables the unit to reach the preset temperature...

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Page 40: ...n 5 Auto mode 1 When Tamb 78 8 F select the cooling mode at this time the setting temp is 77 F 2 Cooling and heating units Tamb 71 6 F will run at heating mode at this time the setting temp is 68 73 F...

Page 41: ...utton is pushed a buzzer will give out prompt tone 3 Auto button When the button is pushed the unit will operate in auto mode and the indoor fan will run in auto state When the indoor fan is running t...

Page 42: ...wind speed on the remote controller is displayed as super high air flow and the inner fans are also turned to super high air flow 11 Health Function When the inner fans are running the remote control...

Page 43: ...Tcooling indoor ambient temperature compensation 35 6 F the cooling operation will be still running 3 During operations of cooling if 32 F Tsetup Tindoor ambient temperature Tcooling indoor ambient te...

Page 44: ...g power 1 4 way valve power control under heating mode a Starts the machine under heating mode the 4 way valve will get power immediately 2 4 way valve power turn off control under heating mode a When...

Page 45: ...immediately if the trouble can not be resumed transferring mode will not clear it Overload protection function at the mode of heating Starting estimation After the compressor stopped working for 180s...

Page 46: ...trouble reboot automatically after 30 minutes 7 Communication fault When you have not received any correct signal from the inner machine in three minutes the machine will stop for communication fault...

Page 47: ...t shows and if they are all failing for the successive start 3 times it shall be reported as Startingup Failure and then restart up it after 3 min When it still not be able to operate through carry ou...

Page 48: ...detect the exhaust sensor failure immediately in the testing mode 4 Module Temperature Sensor a Short Circuit Detection the compressor should be detected immediately when the module temperature senso...

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Page 51: ...the floor Above Above 6in Above 6in Above 12in Above 20in Above 20in Above 12in Above 79in Above Above Space to the obstruction Air outlet side Space to the wall Air inlet side The dimensions of the s...

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Page 70: ...ns former if it is incorrect change the transformer No power Check power supply circuit Fuse of controller burnt out The air condition er does not react after it is powered the buzzer does not sound a...

Page 71: ...on 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 su...

Page 72: ...tat is recommended Wrong wire connection Connect the circuit diagram correctly The built in heat protector of the motor breaks frequently because the motor is abnormal Replace the fan motor Adjust the...

Page 73: ...pe 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...

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Page 87: ...rcuit 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 p...

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Page 89: ...the 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...

Page 90: ...tion 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 i...

Page 91: ...SSLQJ HQRXJK DXOW GLDJQRVLV SURFHVV 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 compres...

Page 92: ...essor 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 co...

Page 93: ...r 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 h...

Page 94: ...cuit 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...

Page 95: ...y 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 th...

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Page 97: ...to restore the range 210VAC 250VAC N power on and restart the unit If the fault is eliminated Shut down the power and wait 20n muties or use DC voltmeter to measure the voltage on the two ends of cap...

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Page 99: ...nel AP1 N N Y Y Y Please confirm 1 If the indoor and outdoor heat exchangers are dirty If they are obstructed by other objects which affect the heat exchange of indoor and outdoor unit 2 If the indoor...

Page 100: ...an work well De energize the unit and wait for 20min Replace the control board replace the outdoor control board in cooling mode replace the indoor control board in heating mode If the radiating of ou...

Page 101: ...UVW is well connected and connection sequence is correct Replace control board AP1 If the stop time of compressor is more than 3min N If the stop time is not enough and the high and low pressure of s...

Page 102: ...orks normally If the stop time of compressor is more than 3min End Synchronism after energize the unit and start it Connect wire well Synchronism occurred during operation Replace control board AP1 If...

Page 103: ...pansion valve is blocked If the wiring terminal FA of electron expansion is well connected Remove malfunction Remove malfunction Check if the coil of electron expansion is installed on the valve norma...

Page 104: ...unit Problem of communication circuit Check if the controller connection wire inside indoor and outdoor electric box is loose Connection correct Connect wire of indoor and outdoor unit according to ci...

Page 105: ...voltage meter Number jumping Number jumping Number jumping Number jumping Outdoor unit malfunction Test voltage value of Test 13 position in diagram with voltage meter Test voltage value of Test 10 po...

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Page 109: ...SRZHU VXSSOLHV EHIRUH GLVDVVHPEO 127 7DNH 46 9 IRU H DPSOH Procedure Steps 1 Before disassembly 2 Remove display 3 Remove panel Display Board Front Panel Assy Loosen the screws of the display board An...

Page 110: ...ds and then pull it upwards to remove it 5 Remove electric box cover 2 Remove 2 screws on electric box cover 2 and then remove the electric box cover 2 6 Remove horizontal louver and swing blade Push...

Page 111: ...the panel sub assy Loosen the clasp connected with the electric box cover1 and then electric box and then remove the electric box cover 1 Remove the screws connecting electric box and bottom case loo...

Page 112: ...ate loosen the clasps fixing evaporator and bottom case and then remove the evaporator Remove the screws connecting the motor press plate and bottom case and then remove the motor press plate Take out...

Page 113: ...3 Remove reactor sub assy 2 Remove top cover Remove connection screw fixing cable cross plate and valve cover then remove them Remove connection screws connecting the top cover plate with the front pa...

Page 114: ...e connection screws between the front grille and the front panel Then remove the front grille Remove connection screws connecting the front panel with the chassis and the motor support and then remove...

Page 115: ...fixing the blade and then remove the axial flow blade Remove the 4 tapping screws fixing the motor Pull out the lead out wire and remove themotor Remove the 2 tapping screws fixingthe motor support L...

Page 116: ...rd sub assy to remove Unscrew the fastening nut of the 4 way valve assy coil and remove the coil Wrap the 4 way valve assy with wet cotton and unsolder the 4 weld spots connecting the 4 way valve assy...

Page 117: ...it Twist off the screws used for fixing the rear grill pull the rear grill upward to remove it Procedure Steps top cover rear grill front panel front grill Remove the screws connecting the front grill...

Page 118: ...ixing the electric box sub assy loosen the wire bundle pull out the wiring terminals and then pull the electric box upwards to remove it Remove the nuts fixing the blade and then remove the axial flow...

Page 119: ...reactor Remove screws fixing isolation sheet and then remove the isolation sheet reactor isolation sheet Procedure Steps 4 way valve assy Discharge the refrigerant completely unsolder the pipeline co...

Page 120: ...gas valve with awet cloth completely to avoid damage to the valve caused by high temperature Remove the screws fixing the liquid valve and unsolder the welding joint connecting the liquid valve to the...

Page 121: ...s used for fi xing the handle pull the handle upward to remove it Loosen the screws fixing the valve cover and then remove the valve cover Twist off the screws used for fi xing the top cover pull the...

Page 122: ...pward loosen the clasp on the right side rotate it to the left and then remove the front panel 2 Remove the screws connecting the right side plate with the chassis the valve support and the electric b...

Page 123: ...ve the axial flow fan Remove the screws fixing the electric box sub assy loosen the wire bundle pull out the wiring terminals and then pull the electric box upwards to remove it 1 Twist off the screws...

Page 124: ...alve sub assy Unsolder the soldering joint between gas valve and air return pipe and then remove the gas valve note when unsoldering the soldering joint wrap the gas valve with wet cloth completely to...

Page 125: ...he condenser assy and then remove the 4 way valve Twist off the three foot nuts on compressor and then remove the compressor Remove the 4 tapping screws fixing the motor disconnect the leading wire in...

Page 126: ...sen the screws fixing the valve cover and then remove it Procedure Steps 2 Remove top cover Remove connection screws connecting the top cover plate with the front panel and the right side plate and th...

Page 127: ...Remove screws connecting front side plate outer case and chassis and then remove the front side plate Remove screws fixing front panel chassis and motor support and then remove the front panel Remove...

Page 128: ...blade with wrench and then remove the axial flow blade Remove screws fixing electric box cut off the tielien with scissors pull out the wiring terminal and then lift up the electric box to remove it T...

Page 129: ...otor support pull it upwards and then remove the motor support Twist off the screws connecting isolation sheet and end plate of condenser and chassis and then remove the isolation sheet Unsolder the p...

Page 130: ...valve note when unsoldering the soldering joint wrap the gas valve with wet cloth completely to avoid the damage to valve and release all refrigerant completely at first Unsolder the soldering joint b...

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Quietside QS09-VJ220, Service Manual

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