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Quietside QS09-VP220 Service Manual
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Quietside QS09-VP220 Service Manual

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Summary of Contents for Quietside QS09-VP220

  • Page 4 ON/OFF MODE CLOCK TIMER ON X-FAN TEMP TIMER OFF TURBO SLEEP LIGHT...
  • Page 14 •Conditions •Conditions 15.0 15.0 Indoor DB 80˚F/WB 67˚F Indoor : DB 70˚F/WB 60˚F 13.5 13.5 Outdoor : DB 95˚F/WB75˚F Outdoor : DB 47˚F/WB 43˚F 12.0 12.0 Indoor air flow : Turbo Indoor air flow : Turbo Pipe length : 25 ft. Pipe length : 25 ft.
  • Page 15 Conditions Conditions Indoor:DB 68°F Indoor:DB 81°F/WB 66°F Indoor air flow:Turbo Indoor air flow:Turbo Pipe length:25ft. Pipe length:25ft. 89.6 91.4 93.2 96.8 98.6 100.4 102.2 104 105.8 107.6 109.4 111.2 113 114.8 Outdoor temp.(°F) Outdoor temp.(°F) Conditions Conditions Indoor: DB 80˚F/WB67˚F Indoor: DB 70˚F Indoor air flow : Turbo Indoor air flow : Turbo...
  • Page 16 Outdoor side noise Indoor side noise when blowing Super Hig h Middl e High Indoor fan motor rotating spee d Compressor frequency/Hz Outdoor side noise Indoor side noise when blowing Super Hig h Middl e High Indoor fan motor rotating speed Compressor frequency/Hz...
  • Page 18 21.3 Φ2.2 Φ2.2 27.3 Φ2.2 Φ2.2 Φ2.8 Φ2.8...
  • Page 19 12.6 33.4 21.3 12.6 33.4 21.3...
  • Page 20 13.4 15.6 37.6 14.6 16.8 38.6...
  • Page 21 GAS SIDE 3-WAY VALVE Muffler Di s charge HEAT EXCHANGE (EVAPORATOR) Suction Accumlator COMPRESSOR HEAT EXCHANGE (CONDENSER) LIQUID SIDE Electronic Expansion Valve Strainer 2-WAY VALVE COOLING GAS SIDE 3-WAY VALVE 4-Way valve Muffler Di s charge HEAT EXCHANGE (EVAPORATOR) Suction Accumlator COMPRESSOR HEAT...
  • Page 22 TUBE ROOM MOTOR TEMP. SENSOR TEMP. SENSOR TERMINAL TERMINAL BLOCK BLOCK TUBE ROOM N(1) N(1) COM-OUT JUMP AC-L SWING-UD DISP1 DISP2 HEALTH-L HEALTH-N YEGN(GN) YEGN(GN) COOL PLASMA RECEIVER AND SWING EVAPORATOR ELECTRIC BOX GENERATOR DISPLAY BOARD MOTOR NOTE:The parts with broken line is applicable to the models with COOL PLASMA GENERATOR...
  • Page 23 TUBE ROOM MOTOR TEMP. SENSOR TEMP. SENSOR TERMINAL TERMINAL BLOCK BLOCK TUBE ROOM N(1) N(1) COM-OUT JUMP AC-L DISP1 DISP2 SWING-UD HEALTH-L HEALTH-N YEGN(GN) YEGN(GN) COOL PLASMA RECEIVER AND SWING EVAPORATOR ELECTRIC BOX GENERATOR DISPLAY BOARD MOTOR NOTE:The parts with broken line is applicable to the models with COOL PLASMA GENERATOR RECEIVER AND ROOM...
  • Page 24 COMP TUBE OUTROOM EXHAUST CT1,2 COMP TEM.SENSOR TEM.SENSOR TEM.SENSOR W8 YEGN W4 YEGN W10 RD W5 BU W6 YE W7 RD W13 WH COMP-UCOMP-V COMP-W OVC-COMP W2 BU N(1) W3 BK COMU W1 BN AC-L1 OFAN1 W14 YEGN 4V AC-L2 HEAT-N1 HEAT-L HEAT-L...
  • Page 25 OVERLOAD PROTECTOR WARNING Please don't touch any terminal when COMP. the voltage of terminal P(DC+) and YEGN COMP N(DC-) at AP1 is higher than 30V to prevent the risk of electrical shock! MAGNETIC RING COMP-U COMP-V COMP-W TERMINAL BLOCK OVC-COMP TERMINAL T-SENSOR MANUAL...
  • Page 29 7 8 9...

  • Page 32: Mode Icon

    ON/OFF Press it to start or stop operation. MODE Press it to select operation mode (AUTO/COOL/DRY/FAN/HEAT). Press it to increase temperature setting. Press it to decrease temperature setting. Press it to set fan speed. Press it to set swing angle. TIMER ON Press it to set auto-on timer.

  • Page 33: Digital Display

    LIGHT icon: is displayed by pressing the LIGHT button.Press LIGHT button again to clear the display. LOCK icon: is displayed by pressing "+" and “-” buttons simultaneously.Press them again to clear the display. SET TIME display: After pressing TIMER button, ON or OFF will blink.This area will show the set time. TURBO icon: is displayed when pressing theTURBO button.Press this button again to clear the display.

  • Page 34: Replacement Of Batteries

    TIMER ON: Press this button to initiate the auto-ON timer. To cancel the auto-timer program, simply press this button again. After pressing this button, disappears and "ON" blinks . 0 0:00 is displayed for ON time setting. Within 5 seconds, press + or - button to adjust the time value.
  • Page 38 O(0 ) heating angle cooling angle O(0 )
  • Page 40 1.Basic function of system (1)Cooling mode 1.Under this mode, fan motor, swing will work under setting status, the temp. range is 61-86°F. 2.Outdoor unit malfunction or unit stop running, indoor unit will keep original running status, malfunction displayed. 3.When0(Tset-Tamb.), if indoor fan motor is highspeed,thatthe fanmotorist runninginmiddle speed, the middle speed or low speed will be maintained;(this condition should be executed when compressor start up);the super high speed will not rotate;...
  • Page 41 (2) Failure display of indoor unit 1. Requirements for failure display When multiple failures appear at the same time, failure protection codes shall be displayed alternatively. Hardware failures shall be displayed immediately, referring to requirements in "Failure State Display Table"; Operation states shall be displayed immediately, referring to requirements in "Failure State Display Table";...
  • Page 42 (7) Control of indoor fan Indoor fan can be set at four levels, super-high, high, middle and low, with a remote controller. When one level is set, the fanwill thus operate at such level. The fan can also be set at auto state. (8) 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.
  • Page 43 1.Input Parameter Compensation and Calibration (1) Check the ambient temperature compensation function Indoor ambient temperature compensation function a. In cooling mode, the indoor ambient temperature participating in computing control = (T – indoor ambient temperature cooling indoor ambient temperature compensation b.
  • Page 44 4. Control Logic (1) Compressor Control Start the compressor after starting cooling, heating, dehumidifying operations, and the outer fans start for 5s; When the machine is shutdown, in safety stops and when switching to air-supplying mode, the compressor will stop immediately. In all modes: once the compressor starts up, it will not be allowed to stop until having run for the [t ] (Note: including min.
  • Page 45 6. If the frozen-preventing protection power turn-off continuously occurs for six times, it should not be resumed automatically, and you should press the ON/OFF button to resume if the fault keeps on. During the process of running, if the running time of compressor exceeds the [t ], the times of frozen-preventing power turn-off should be cleared to recount.
  • Page 46 3. Reducing frequency at normal speed and stopping machine: If [T ]≤T < frequency reducing temperature at normal speed during discharging Discharge ] you should adjust the compressor frequency by reducing 8Hz/90s till the lower limit; After frequency reducing temperature at high speed during discharging it was running 90s at the lower limit, if [T ]≤T , you should discharge to protect...
  • Page 47 5. Power turn-off If the [T ]≤T , you should stop the machine for module overheating protection; If T < Power turn-off temperature of module Module Module ] and the compressor has been stopped for 3 minutes, the machine should be allowed to operate. Limited frequency temperature of module 6.
  • Page 48 (16) PFC Protection 1. After start up the PFC, it should detect the protection signal of PFC immediately; under the condition of PFC protection, it should turn off the PFC and compressor at one time; 2. It shows the failure is cleared out if PFC Protection stopped working 3 min and recovers to run automatically; 3.
  • Page 51 Space to the ceiling 6in. Above Space to the wall 6in. Above 6in. Above Space to the wall 118in. Above Above Air outlet side Space to the floor The dimensions of the space necessary for correct ● installation of the appliance including the minimum permissible distances to adjacent structures Space to the obstruction 12in.
  • Page 52 Wall Wall Mark on the middle of it Gradienter Space Space to the to the wall wall 59.1ft. 59.1ft. above above Right Left Ф2.2 or Ф2.2 or Ф2.8 in. Ф2.8 in. (Rear piping hole) (Rear piping hole) Fig.1 Indoor Outdoor Wall pipe Seal pad outlet pipe of...
  • Page 53 External connection Gas side pipe electric wire Liquid side piping Gas side piping Tailing 2 Liquid side insulation Tailing 1 Piping insulation Finally wrap it Fig.3 Water drainage pipe with tape Left Right Left rear Fig.4 Right rear Fixing hook Mounting plate Mounting...
  • Page 54 Manifold Valve Multimeter Manometer -76cmHg Hi handle Lo Handle Charging hose Low pressure valve Fig.6 Vacuum pump Drain-water hole Drain-water hole Bottom frame Bottom frame Drain plug Drain connecter Drain connecter Drain connecter Hose (available commercially, Hose (available commercially, Hose (available commercially, inner dia.
  • Page 55 Fig.a Fig.b Air filter Healthy filter Fig.c...
  • Page 68 31 30...
  • Page 70 Measure insulation resistance The breaker trips at once when it to ground to see if there is any is set to “ON”. leakage. Trip of breaker or blow of fuse The circuit or the part of the air conditioner has malfunction. They heat and break the insula- tion and lead to short circuit or The breaker trips in few minutes...
  • Page 71 Improper set of temperature Adjust set temperature If cooling (heating) load is Check the forecasted load of cooling (heating) proper Check and fill the leakage, then The refrigerant has leakage or is vacuumize it and supplement the re- insufficient frigerant as required Leakage between the high pres- Replace the compressor sure and the low pressure in-...
  • Page 72 The indoor fan motor is burned or breaks or has the heat protector Replace the fan motor or the defective part. malfunction. The built-in heat protector of the Replace the fan motor The fan does not motor breaks frequently because the run when it is set motor is abnormal.
  • Page 73 The torque of the swing motor is not enough First, check whether the connection is Wrong connection The swing fan wrong. If no, replace the parts does not run. The controller is damaged(IC2003 is damaged, the swing relay can not close, etc) C o n t r o l l e r m a l f u n c t i o n ( I C 2 0 0 3 Change controller...
  • Page 85 Test4 Test2 Test3 Test1 Test9 Tset8 Test5 Test7 Test6 Test11 Test13 Test10 Test12...
  • Page 87 Turn on the unit and wait 1 minute Use DC voltmeter to measure the voltage on the two ends of electrolytic capacitor Fault with the voltage Replace the control testing circuit on Voltage higher than 200V? panel AP1 control panel AP1 Measure the AC voltage between terminal L and N on wiring board XT(power supply)
  • Page 89 Energize and switch on Use AC voltmeter If the voltage Check the supply to measure the IPM protection between terminal L voltage and voltage between occurs after the and N on wiring machine has run for terminal L and N restore it to board XT is within a period of time?
  • Page 90 Overheat and high temperature protection Normal protection, please operate it after the outdoor ambient temp- Is outdoor ambient temperature higher than 53? erature is normalized. 20 minutes after the complete unit is powered off. Improve the heat Is heat dissipation of the indoor unit dissipation environ- and outdoor unit abnormal? ment of the unit...
  • Page 91 Power on the unit Restart it up after Is stop time of the compressor 3 minutes longer than 3 minutes? Does startup fail? Connect the wires as Are the wires for the compressor connected per the connection correctly? Is connection sequence right? diagram Replace the control panel AP1 If the fault is eliminated?
  • Page 92 Out of step occurs in Out of step occurs once the operation unit is powered on. Check if the fan terminal Is stop time of the Replace the fan Is the outdoor fan working OFAN is connected correctly compressor longer than normally? capacitor C1 3 minutes?
  • Page 93 20 minutes after the complete unit is powered off Is the terminal FA for the Connect the electronic expansion valve wires correctly connected correctly? Resistances between the first four pins close to the terminal hole and the fifth pin are almost the same, less than 100 ohm.
  • Page 94 Start Check wiring of the reactor (L) of the outdoor unit and the PFC capacitor Replace it as per the Whether there is any wiring diagram and If the fault is eliminated? damage or reconnect the wires short-circuit? Remove the PFC capacitor and measure resistance between the two terminals.
  • Page 95 Start Did the equipment operate normally before the failure occurs? Check the wiring of the indoor and outdoor units with reference to the wiring diagram Check wiring inside of the indoor and outdoor Is the connection right? units Correctly connect the corresponding wires for The AP1 voltage Are wires broken?
  • Page 97 Turn on the unit and wait 1 minute Use DC voltmeter to measure the voltage on the two ends of electrolytic capacitor Fault with the voltage Replace the control testing circuit on Voltage higher than 200V? panel AP1 control panel AP1 Measure the AC voltage between terminal L and N on wiring board XT(power supply)
  • Page 99 Energize and switch on Use AC voltmeter Check the supply to measure the If the voltage IPM protection voltage and voltage between between terminal L and N on wiring occurs after the machine has run for restore it to terminal L and N board XT is within a period of time? on the wiring...
  • Page 100 High temperature, overload protection If the outdoor ambient temperature is higher than 53 ºC in Normal protection, please use it after improving ambient temperature cooling mode?/if the ambient temperature of indoor of indoor and outdoor unit and outdoor unit is too high? If the radiating of outdoor Improve the radiating and indoor unit is well?
  • Page 101 Energize the unit and start it If the stop time is not enough and the If the stop time of compressor high and low pressure of system is not is more than 3min? balance , please start it after 3min Improve the connection situation If the compressor wire COMP(UVW) is of control board AP1 and...
  • Page 102 Synchronism Synchronism after occurred during energize the unit operation and start it Check if the fan Replace fan If the stop time of If the outdoor fan works terminal OFAN is capacitor C1 normally? compressor is more than connected well 3min Replace Improve the radiating...
  • Page 103 After the u nit de-energized for 20min If the overload protector SAT is well connected? Under ambient temperature, test the resistance of overload protector with ohmic meter, the resistance value<10000Ω Connect the wire If the wiring terminal FA of electron well according to expansion is well connected? wiring disgram...
  • Page 104 Start If the unit is operating normally before malfunction Check connection wire of indoor and outdoor unit with circuit diagram Check if the controller connection Connection wire inside indoor and outdoor correct? electric box is loose Connect wire of indoor and outdoor unit If the connection wire according to...
  • Page 105 Start Test voltage valueof Test10 position in diagram with voltage meter Number jumping Test voltage value of Test 13 position in diagram with voltage meter Number jumping Outdoor unit malfunction Test voltage value of Test 10 position in diagram with voltage meter Number jumping Test voltage value...
  • Page 109 Steps Procedure 1. Before disassembly 2. Remove display Loosen the screws of the display board. And then romove the dispaly board. Display Board 3. Remove panel Front Panel Assy Push out the clasps at both sides of panel to separate the panel and front case, and then remove the panel.
  • Page 110 Steps Procedure 4. Remove filter sub-assy Loosen the clasps on filter sub-assy, push the filter inwards and then pull it upwards to remove it. Filter Sub-Assy 5. Remove electric box cover 2 Electric Box Cover2 Remove 2 screws on electric box cover 2 and then remove the electric box cover 2.
  • Page 111 Steps Procedure 7. Remove front case Front Case Sub-Assy Remove the screws connected with front case and bottom case, open the screw cap and then remove the other screw. Loosen the clasp connected with front case bottom case, pull it upwards and then remove the panel sub-assy.
  • Page 112 Steps Procedure Evaporator Assy Remove the screws between evaporator and moor press plate, loosen the clasps fixing evaporator and bottom case, and then remove the evaporator. 10. Remove axial flow blade and motor Motor Press Plate Remove the screws connecting the motor press plate and bottom case, and then remove the motor press plate.
  • Page 113 Steps Procedure 1.Remove cable cross plate and valve cover Remove connection screw fixing cable cross plate and valve cover then remove them. cable cross plate valve cover 2.Remove top cover top cover Remove connection screws connecting the top cover plate with the front panel and the right side plate,and then remove the top cover.
  • Page 114 Steps Procedure 4.Remove front grille Remove connection screws between the front front grille grille and the front panel. Then remove the front grille. 5.Remove front panel Remove connection screws connecting the front panel with the chassis and the motor support, and then remove the front panel. front panel 6.Remove right side plate Remove connection screws connecting the r...
  • Page 115 Steps Procedure 7.Remove axial flow blade Remove the nut fixing the blade and then remove the axial flow blade. axial flow blade 8.Remove motor and motor support motor support Remove the 4 tapping screws fixing the motor. motor Pull out the lead-out wire and remove themotor. Remove the 2 tapping screws fixingthe motor support.
  • Page 116 Steps Procedure 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 11.Remove 4-way valve assy 4-way valve assy Unscrew the fastening nut of the 4-way valve assy coil and remove the coil.
  • Page 117 Steps Procedure 1.Remove top cover and rear grill top cover Twist off the screws used for fixing the top cover, pull the top cover upward to remove it. Twist off the screws used for fixing the rear grill, pull the rear grill upward to remove it. rear grill 2.Remove front grill and front panel Remove the screws connecting the front grill and...
  • Page 118 Steps Procedure 3.Remove electric box sub-assy electric box cover electric box sub-assy Remove the screw connecting the electric box cover with electric box, and then remove electric box cover. 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.
  • Page 119 Steps Procedure reactor and isolation sheet 5.Remove the reactor reactor Remove screws fixing and then remove the reactor. Remove screws fixing isolation sheet and then remove the isolation sheet. isolation sheet 4-way valve assy and 6.Remove condenser 4-way valve assy Discharge the refrigerant completely;unsolder the pipeline connecting the compressor and the condenser assy,and then remove the 4-way valve...
  • Page 120 Steps Procedure 7.Remove the gas valve liquid valve and valve support Remove the screws fixing the gas valve and unsolder the welding joint between the gas valve and the air-return pipe to removethe gas valve. (NOTE: Discharge therefrigerant completely liquid valve before unsoldering;When unsoldering, wrap the gas valve with awet cloth completely to avoid damage to the valve caused by high temperature).
  • Page 121 Steps Procedure 1. Remove top cover and handle Before disassembly. Twist off the screws 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. handle valve cover Twist off the screws used for fi xing the top cover, pull the top cover upward to remove it.
  • Page 122 Steps Procedure 2.Remove front grille and front panel Remove the screws connecting the front grille and the front panel. Remove the front grille. front grille Twist off the screws fi xing the panel, pull it upward, loosen the clasp on the right side, rotate it to the left and then remove the front panel.
  • Page 123 Steps Procedure 4.Remove axial flow fan Remove the nuts fixing the blade and then remove the axial flow fan. axial flow fan electric box 5.Remove electric box and fireproof electric 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.
  • Page 124 Steps Procedure 6.Remove sound-proof sponge Remove the soundproof sponge wrapping the compressor. sound-proof sponge 7.Remove isolation sheet Remove screws fixing isolation sheet and then remove the isolation sheet. isolation sheet 8.Remove gas valve and liquid valve Twist off the 2 bolts fixing the valve sub-assy. Unsolder the soldering joint between gas valve and air-return pipe and then remove the gas valve.
  • Page 125 Steps Procedure 9.Remove 4-way valve 4-way valve Discharge the refrigerant completely;unsolder the pipeline connecting the compressor and the condenser assy,and then remove the 4-way valve. 10.Remove compressor compressor Twist off the three foot nuts on compressor and then remove the compressor. 11.Remove motor and motor support Remove the 4 tapping screws fixing the motor;...
  • Page 126 Steps Procedure 1.Remove handle and valve cover Twist off the screws used for fixing the handle, pull handle the handle upward to remove it.Loosen the screws fixing the valve cover and then remove it. valve cover 2.Remove top cover top cover Remove connection screws connecting the top cover plate with the front panel and the right side plate,and then remove the top cover.
  • Page 127 Steps Procedure 4.Remove front side plate and front panel Remove screws connecting front side plate, outer case and chassis,and then remove the front side plate. front side plate front panel Remove screws fixing front panel,chassis and motor support, and then remove the front panel. 5.Remove right side plate right side plate Remove screws connecting right side plate and...
  • Page 128 Steps Procedure 6.Remove axial flow blade Remove nut on blade with wrench,and then remove the axial flow blade. axial flow blade 7.Remove electric box and fireproof electric box electric box Remove screws fixing electric box,cut off the tielien with scissors, pull out the wiring terminal and then lift fire proof electric box up the electric box to remove it.
  • Page 129 Steps Procedure Twist off the tapping screws fixing the motor support, pull it upwards and then remove the motor support. motor support 9.Remove isolation sheet Twist off the screws connecting isolation sheet and end plate of condenser and chassis, and then remove the isolation sheet.
  • Page 130 Steps Procedure 11.Remove gas valve and liquid valve Twist off the 2 bolts fixing the valve 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 avoid the damage to valve, and release all refrigerant completely at first).

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