Samsung AQ18VBA Service Manual Download Page 28

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Samsung Electronics

4-9

Disassembly and Reassembly

Parts

Procedure

Remark

Fan

Motor

1) Detach the Nut Flange like the picture on
the right side. (Turn clockwise because the
screw is left-handed.)

2) Detach the Fan Propeller.
3) Loosen 4 fixing screws(CCW) to detach
the Motor.

4) Disconnect the wire between Ass’y Control
Out and Motor.

5) Loosen 2 fixing screws(CCW) and detach the
Bracket Motor.

Summary of Contents for AQ18VBA

Page 1: ...AX High Energy Efficiency BLDC Air Conditioner Luxury Half Mirror Design Good Morning Mode Good Morning Mode can help you sleep quickly and soundly and wake up refreshed MPI Mode The Micro Plasma Ion mode creates strong purified zone in your room Silence Mode When you use the Silence Mode you can experience extremely quiet operation of your air conditioner AQV18VBAX AQV18VSAX AQV24VBAX AQV24VSAX R...

Page 2: ... Accessory and Option Specifications 2 5 13 Alignment and Adjustments 3 1 3 1 Test Mode 3 1 3 2 Indoor Display Error and Check Method 3 2 3 3 Outdoor LED Error Display and Check Method 3 3 3 4 Setting Option Setup Method 3 4 14 Disassembly and Reassembly 4 1 4 1 Indoor Unit 4 2 4 2 Outdoor Unit 4 5 15 Exploded Views and Parts List 5 1 5 1 Indoor Unit 5 1 5 2 Outdoor Unit 5 3 5 3 Ass y Control In 5...

Page 3: ...11 3 Main Function 11 4 12 Troubleshooting 12 1 12 1 Items to be checked first 12 1 12 2 Fault Diagnosis by Symptom 12 2 12 3 PCB Inspection Method 12 20 12 4 Main Part Inspection Method 12 22 13 Block Diagram 13 1 13 1 Indoor Unit 13 1 13 2 Outdoor Unit 13 3 14 Reference Sheet 14 1 14 1 Index for Model Name 14 1 14 2 Low Refrigerant Pressure Distribution 14 2 14 3 Pressure Capacity mark 14 3 14 4...

Page 4: ... Luxury Half Mirror Design With a Luxurious and Fashionable style the high impressive interior design allow this product to set place in anywhere Good Morning Mode Good Morning Mode can help you sleep quickly and soundly and wake up refreshed MPI Mode The Micro Plasma Ion mode creates strong purified zone in your room Silence Mode When you use the Silence Mode you can experience extremely quiet op...

Page 5: ...d Max 75 90 95 75 90 95 Heating 75 90 95 75 90 95 Size Outer Dimension Width x Height x Depth mm 1065 X 298 X 214 880 X 638 X 310 1065 X 298 X 214 880 X 638 X 310 Weight Net kg 13 0 46 0 13 0 50 0 Refrigerant Pipe Liquid mm x L m Φ6 35 x 5 Φ6 35 x 5 Gas mm x L m Φ12 70 x 5 Φ15 88 x 5 Drain Hose D x L mm Compressor Type Rotary G4B135LUAEH Rotary G8T260FUAEW Motor Type Hermetic Hermetic Rated Output...

Page 6: ...0kg 50 0kg Outer Dimension Indoor Unit 1065 X 298 X 214 mm 1065 X 298 X 214 mm Outdoor Unit 880 X 638 X 310 mm 880 X 638 X 310 mm Noise Indoor Unit 48dB 48dB Outdoor Unit 58dB 60dB Air Purifying System Filter Silver Nano Evaporator Anti Allergy Filter Deodorizing Fiter Silver Nano Evaporator Anti Allergy Filter Deodorizing Fiter Micro Plasma Ion MPI Mode MPI Mode Indoor Display Digital i Display D...

Page 7: ... Aire acondicionado domŽstico sistema Split Condizionatore d aria per ambienti ad unitˆ Separate Aparelho de ar condicionado tipo Split Climatiseur de type sŽparŽ Geteilte raumklimaanlag e User s Manual DB98 27268A 1 OWNER S INSTRUCTIONS MANUAL DE INSTRUCCIONES ISTRUZIONI PER L USO MANUAL DE INSTRU ÍES MANUEL D UTILISATION GEBRAUCHSANWEISUNG Splut type Room Air Conditioner Aire acondicionado domŽs...

Page 8: ...mark Drain Plug DB67 20011A 1 Outdoor Unit Rubber Leg DB73 20134A 4 Assembly Pipe ø6 35mm DB96 06553A 1 Accessory Box Assembly Pipe ø12 70mm 18 DB96 06553E 1 Assembly Pipe ø15 88mm 24 DB96 06553G 1 PE T3 Foam Tube Insulation DB72 50165A 1 Vinyl Tape Width 50mm DB72 00459A 1 Drain Plug DB67 20011A 1 ...

Page 9: ...cs Accessories cont Item Descriptions Code No Q TY Remark Rubber Leg DB73 20134A 4 Accessory Box Pipe Clamps A DB39 20224A 3 Pipe Clamps B DB39 20224B 3 Cement Nail 6 M4x16 Tapping Screws 6002 000215 10 Drain Hose length 2m DB62 00487A 1 Putty 100g DB98 10568A 1 ...

Page 10: ...Samsung Electronics 5 1 5 Exploded Views and Parts List 5 1 Indoor Unit ...

Page 11: ... 2 1 DB63 01581A TRAY DRAIN ABS 1 1 SNA 2 2 DB61 02914A BLADE H HIPS 1 1 1 1 SA 2 3 DB61 01976A BLADE V PP 2 2 2 2 SA 2 4 DB73 00180A RUBBER CAP DRAIN GUM EPM 1 1 1 1 SNA 2 5 DB94 00458B ASSY DRAIN HOSE ASS Y 1 1 1 1 SA 2 6 DB31 00370A MOTOR STEP 220 240V 50 60Hz Class E 1 1 1 1 SA 3 DB63 01063C COVER TERMINAL ABS V0 1 1 1 1 SA 4 DB63 01065A COVER BEARING ABS 1 1 1 1 SNA 5 DB96 03817A ASSY EVAP SU...

Page 12: ...Samsung Electronics 5 2 Outdoor Unit 5 3 ...

Page 13: ...01669A FELT COMP SIDE FELT PVC Sheet 1 SA DB63 01668A 1 18 G4B135LUAEH COMPRESSOR ROTARY BLDC 1 SNA G8T260FUAEW 1 18 1 DB63 00763A GROMMET ISOLATOR NR 3 SNA DB63 00815A 3 18 2 DB60 30028A SCREW HEX M8 3 3 SNA 18 3 DB63 00817A GASKET EPDM 1 1 SNA 18 4 DB63 00816A COVER TERMINAL PBT G F 15 1 1 SNA 18 5 6021 001142 SCREW MACHINE M5 1 1 SNA 19 DB99 00851A ASS Y VALVE 4WAY ASS Y 1 1 SA DB99 00852A 19 1...

Page 14: ... SNA 6 DB61 01097A HOLDER WIRE CLAMP ABS 1 SNA 7 6001 000929 SCREW MACHINE PH M3 L22 1 SNA 8 6001 001054 SCREW MACHINE TH M4 L10 3 SNA 9 DB93 04832A C W STEP MOTOR UP DOWN ASSY 1 SNA 10 DB32 00020E ASSY THERMISTOR 4P 103T 1 SA 11 DB39 01193A COMM 485 WIRE ASSY 1 SNA 12 DB39 00765T C W POWER L LEAD WIRE 1 SNA 13 DB93 04622A C W DISPLAY 15P 1 SNA 14 DB93 04430A ASSY MODULE PCB ASSY 1 SNA 15 DB93 044...

Page 15: ...MEMO Samsung Electronics 5 6 ...

Page 16: ...Samsung Electronics 5 7 5 4 Ass y Control Out AQV18V AX DB93 04268D AQV24V AX DB93 04268C ...

Page 17: ...1 SNA 11 DB62 04626A HEAT SINK 100mm 185mm 50mmm AL 1 1 SNA 12 DB65 00181C TERMINAL BLOCK DAF 6P 1 1 SNA 13 DB93 04266D ASSY PCB MAIN OUT PCB 2L 1 SA DB93 04266C ASSY PCB MAIN OUT PCB 2L 1 SA 14 DB93 04267B ASSY PCB SUB EMI PCB 2L 1 SA DB93 04267A ASSY PCB SUB EMI PCB 2L 1 SA 15 DB93 04329A ASSY PCB DISPLAY PCB 1L 1 1 SA 16 DB98 17991A ASSY INSULATOR MICA MICA 2 2 SNA 17 6002 000630 SCREW TAPPING ...

Page 18: ...8 1 Samsung Electronics 8 Schematic Diagram 8 1 Indoor Unit This Document can not be used without Samsung s authorization ...

Page 19: ...8 2 Outdoor Unit This Document can not be used without Samsung s authorization Samsung Electronics 8 2 ...

Page 20: ...Samsung Electronics 4 1 4 Disassembly and Reassembly Necessary Tools Item Remark SCREW DRIVER MONKEY SPANNER ...

Page 21: ... of air conditioner and shut off main power supply 2 Please open the front grille 3 Please detach link grilles from main frame 4 To detach front grille from main frame please catches finger stop 5 Please loosen clamping screw and detach the terminal cover 6 Please take out filter to downward 4 2 ...

Page 22: ...cover screw 3EA from the bottom of the panel front 8 Loosen screws 3EA at the bottom of panel front and 2EA at the front of the panel front 9 Loosen the screw of the ASSY DISPLAY 10 Please separate Linked connector from the assy display 11 Unlock 2 hooks between panel front and try drain to seperate panel front ...

Page 23: ...arts Procedure Remark 12 Unlock 2 hooks between panel front and back body 2 TRAY DRAIN 1 Please detach stepping motor wire 2 Please pull tray drain and separate from back body 3 evap 1 Loosen the ground wire screw 2 Detach the temperature sensor 3 Detach the holder pipe ...

Page 24: ...ark 4 Loosen 3 EA screws left of holder evap 5 Loosen 1EA screw right of holder motor 6 Detach the heat exchanger from indoor unit 4 MAIN PCB 1 Loosen 4EA screws of holder 2 Detach Link wires of indoor outdoor unit and fan motor 3 Detach assy control from indoor unit 4 5 ...

Page 25: ...cs Disassembly and Reassembly No Parts Procedure Remark 5 Fan Motor Cross Fan 1 Loosen 2EA screws of holder motor and Detach the holder 2 Loosen a screw and detach the cross fan 3 Detach the holder bearing and motor 4 6 ...

Page 26: ...mon Work 1 Loosen 1 fixing screw CCW of the Cover Control and detach the Cover Control 2 Loosen fixing screws CCW and detach the Cabinet Upper 3 Loosen 1 screw CCW fixed to assemble Control Box with Cabinet Side RH 4 Loosen 6 fixing screws CCW and detach the Cabinet Side RH ...

Page 27: ...4 8 Samsung Electronics Disassembly and Reassembly No Parts Procedure Remark 5 Loosen 2 screws CCW fixed on the Guide Condenser 6 Loosen fixing screws CCW of the Cabinet Front ...

Page 28: ...tach the Nut Flange like the picture on the right side Turn clockwise because the screw is left handed 2 Detach the Fan Propeller 3 Loosen 4 fixing screws CCW to detach the Motor 4 Disconnect the wire between Ass y Control Out and Motor 5 Loosen 2 fixing screws CCW and detach the Bracket Motor ...

Page 29: ... Release the refrigerant at first 2 Loosen fixing screw CCW 3 Disassemble the pipes in both inlet and outlet with welding torch 4 Detach the Heat Exchanger Before you disassemble the pipes and Condenser be sure that there should be no refrigerant remained in the unit 5 Compressor 1 Loosen the fixing nut CCW and detach the Compressor Lead Wire 2 Disassemble the Felt Comp Sound 3 Loosen the 3 bolts ...

Page 30: ...MEMO Samsung Electronics 4 11 ...

Page 31: ...djusted automatically with reference to a temperature of the air blew 3 Fan speed setting is not allowed in DRY mode The speed of the indoor fan is set to LL in DRY mode Fan speed is selected automatically in AUTO mode 4 Compressor stops operation intermittently in DRY mode Compressor operation is controlled automatically in DRY mode depending on the room temperature and humidity 5 Timer LED ORANG...

Page 32: ...No Reconnect wires correctly No Check the display board operate Press the Power Button on the remote control unit to operate the air conditioner Unplug the power cord and plug it after 30 seconds Check the indoor unit control board does not operate Check whether 2 wires of power cord are connected correctly to the terminal block and control board Check whether the fuse on the control board is norm...

Page 33: ...rminal block 1 and 2 correct after power input Pull out the power cord and execute the following step after 30 seconds Is the outdoor unit normal Is the outdoor unit normal Is the reactor connected correctly Is the of C102 short Is the R701 resistance of indoor PCB 200Ω Is the indoor unit fuse normal Exchange the fuse Connect the reactor wire Disassemble the PCB from the case Is there no error at ...

Page 34: ...ting procedure Yes No Yes Yes Driver IC05 06 ULN2003A is faulty No Micom IC04 is faulty No Normal Yes Check as in the procedure No Power No Is STD lamp blinking Unplug the power cord and plug it after 30 seconds Does operation start when swing button of the remote control unit pushed Voltage at pin 30 34 of micom IC04 change Squarewave Voltage at pin 2 5 of CN61 motor connector change Squarewave U...

Page 35: ... No Yes Yes Is the Pin voltage of CN01 1 3 over 250V Follow the Check Procedure of outdoor unit power supply error check FAN DRIVE CIRCUIT Q901 Q902 etc error Exchange the PCB Exchange the PCB MICOM Error Is the Pin voltage of CN01 3 5 within 1V 5V during the operation Does the Pin voltage of IC01 MICOM No 13 change Square Wave Is the Pin voltage of CN01 6 changed during the operation Square Wave ...

Page 36: ...on obstruction at the surrounding of outdoor Outdoor unit cover Fan front obstruction etc 2 Troubleshooting procedure No Exchange the PCB No Exchange the PCB No Exchange the compressor No Reinstall and remove the obstruction Yes Yes Yes Yes Is the installation of outdoor unit good Dose the compressor rotate normally Is the assembly of R418 R413 IC41 C437 and the peripheral part good Pull out the p...

Page 37: ...sensor correctly Over shortage of the refrigerant Connect the connecter correctly 4 WAY valve coil error Exchange the outdoor PCB No No No Yes No Yes Yes Yes No Yes Yes Yes OK Yes No No No NG No Is the Thermo off Is the unit in the defrosting operation Is the compressor in 3 minutes off Indoor operation SW is on Is much frost in the heat exchanger Does the 4 way valve operate normally Is the outdo...

Page 38: ... Dose the voltage of DC300V apply to the connector of outdoor fan during the operation of outdoor unit The over shortage of refrigerant Insufficient Capacity Load estimation error Connect the connector Outdoor fan error Check the motor wire Exchange the out PCB EEV coil error Connect the connector Is much frost in the heat exchanger Is much frost in the heat exchanger Outdoor PCB error EEV main bo...

Page 39: ...e 4 Is the resistance value of sensor connection pull_up correct 2 Troubleshooting procedure Is the sensor connector connected correctly in accordance with a color Is the temperature sensor connected correctly without separation Does the both terminal of sensor satisfy the resistance value in accordance with temperature Refer to the R T TABLE Is the resistance value of sensor connection pull_up 18...

Page 40: ...or connector connected correctly in accordance with a color Is the temperature sensor connected correctly without separation Does the both terminal of sensor satisfy the resistance value in accordance with temperature Refer to the R T TABLE Is the resistance value of sensor connection pull_up 24K Reconnect the sensor connector Change the position of sensor Exchange the sensor Exchange the PCB Exch...

Page 41: ...r connector connected correctly in accordance with a color Is the temperature sensor connected correctly without separation Does the both terminal of sensor satisfy the resistance value in accordance with temperature Refer to the R T TABLE Is the resistance value of sensor connection pull_up 18 2K Reconnect the sensor connector Change the position of sensor Exchange the sensor Exchange the PCB Exc...

Page 42: ...ue in accordance with temperature 4 Is the resistance value of sensor connection pull_up correct 2 Troubleshooting procedure Isn t the Fan locked Is the connector connected correctly Is the color of Fan wire matched correctly Remove the Fan lock Connect the connector Exchange the Fan Exchange the PCB Normal operation Exit Yes Yes Yes No No No No Troubleshooting 12 12 ...

Page 43: ...in accordance the specification 3 Are R112 R113 R114 470 Kohm 4 Is R115 14 3Kohm 2 Troubleshooting procedure Is the voltage of indoor unit terminal block 1 2 correct after power supply Is the capacitor C101 C102 C103 for DC Link assembled in accordance the specification Apply the troubleshooting for outdoor unit power supply error Connect the connector Exchange the PCB Normal operation Exit Yes Ye...

Page 44: ...sistance value of compressor u v v w w u normal Is the compressor body and interphase resistance insulated Is the condition of indoor outdoor temperature normal load Is the position of temperature sensor and the sensing value normal Is the connection cable for the compressor and power terminal normal Exchange the PCB Terminate the service Exchange the PCB Exchange the Compressor Exchange the Compr...

Page 45: ...edure Yes Restart after power off Is the communication error occurred again Isn t the power cable and communication cable error Is it the outdoor 2 Micom Inverter Main model Exchange the outdoor unit PCB Terminate the service Correct the wrong wiring Is the connection of communication cable normal Correct the connection of communication cable Exchange the indoor outdoor unit PCB Yes Yes Yes No No ...

Page 46: ...rt after power off Is the restart error occurred again Is the interphase resistance value of compressor u v v w w u normal Is the connection cable for the compressor and power terminal normal Exchange the PCB Terminate the service Exchange the compressor Is the compressor body and interphase resistance insulated Exchange the compressor Correct the cable connection Yes Yes Yes No No No No Troublesh...

Page 47: ...art after power off Is the lock error occurred again Is the interphase resistance value of compressor u v v w w u normal Is the connection cable for the compressor and power terminal normal Exchange the PCB Terminate the service Exchange the compressor Is the compressor body and interphase resistance insulated Exchange the compressor Correct the cable connection Yes Yes Yes No No No No Troubleshoo...

Page 48: ...Yes Terminate the service Exchange the PCB Exchange the PCB Exchange the PCB Yes Yes Yes No No Yes Terminate the service No Yes Yes Yes Restart after power off Is the DC Link voltage error occurred again Is the front and back terminal voltage of indoor outdoor power relay normal Is the resistance for the detection of DC Link voltage normal Exchange the reactor Is the appearance of DC Link Capacito...

Page 49: ...ow 3V the assembly module PCB is normal and the main PCB is poor Then replace the main PCB 3 Replace the assembly display PCB because the module PCB is poor if the voltage between No 15 16 of CN91 maintains 5V after the remote control starts operation 12 2 18 The others 1 AC Line Zero Cross Signal OUT Check the assembly condition of peripheral part of IC21 ZD21 ZD20 and D200 on the PCB 2 Capacity ...

Page 50: ...ctronic box Check the PCB fuse 1 Is the fuse disconnected Over current Indoor Fan Motor Short AC Part Pattern Short of the MAIN PCB 2 Supply power If the operating lamp twinkles at this time the above 1 3 have no relation Checking the power voltage 1 Is the DB71 input voltage AC200V AC240V Power Cord is fault Fuse open Wrong Power Cable Wiring AC Part is faulty 2 Is the voltage between both termin...

Page 51: ...and the output 5V 4 Recheck after disassembling BLDC FAN Wire Inner short of outdoor PCB Wrong assembly of outdoor PCB BLDC FAN Error 4 Check the condition of indoor outdoor connec tion cable 1 Is the green LED light on once per second 2 Is the indoor outdoor connection able connected in order 3 Is the grounding wire connected to the both of indoor outdoor unit 4 Is the voltage of terminal block N...

Page 52: ...or Short Room Fan Motor Measure the resistance between terminals of the connector CN72 with a tester Normal At the normal temperature 10 C 30 C Abnormal 0Ω Open or Short Stepping Motor Measure the resistance between the red wire and each terminal wire with a tester Normal About 300Ω at the normal temperature 20 C 30 C Abnormal 0Ω Open or Short Compare terminal Resistance Remark Yellow Blue 404 4Ω ...

Page 53: ...r occurs display the Error Mode Operation Mode Cool mode Operate the cool mode by operating the compressor by force without the compressor ON OFF according to the set temperature indoor temperature Do not follow the antifreeze control Up down louver Up down swing mode Indoor Fan High Because the Test Mode operate the cool mode by force not related to the set temperature indoor temperature check wh...

Page 54: ...ure sensor Error 11 1min Time out Communication 12 Fan Error 13 OTP Error 14 Compressor Rotation Error 15 Low High Operation condition secession 16 DC Link valtage sensor Error 17 I_Trip error PFC Over current 18 Gas Leak Error 19 AC Line Zero Cross Signal out 20 Capacity Miss match 21 Room sensor Error Open Short 22 In coil sensor Error Open Short 23 FAN Error Indoor Fan Motor Abnormal Operation ...

Page 55: ...ge under over error 8 Outdoor temperature sensor error 9 Discharge over temperature 10 Discharge temperature sensor error 11 Current sensor error 12 Compressor limit error 13 Coil temperature sensor error 14 1min Time out Communication 15 Fan error 16 OTP error 17 Compressor rotation error 18 DC Link voltage sensor error 19 I_Trip error PFC Over current 20 GAS Leak error 21 AC Line Zero Cross Sign...

Page 56: ...h the button to set the display panel to Every time you push the button the display panel reads repeatedly Push the button to set the display panel to Every time you push the button the display panel reads repeatedly Push the button to set the display panel to Every time you push the button the display panel reads repeatedly Push the button to set the display panel to Every time you push the butto...

Page 57: ...o and check the display part The display part shows Press the Mode Selection key to set the display part to and check the display part The display part shows Step 4 Pressing the ON OFF button When pressing the operation ON OFF key with the direction of remote control for unit the sound Ding or Diriring is heard and the OPERATION ICON lamp of the display is flickering at the same time then the inpu...

Page 58: ...lation Samsung Electronics Alignment and Adjustments OPTION ITEMS SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 AQV18VBAN AQV18VSAN 0 6 E 7 7 7 1 7 5 2 4 E AQV24VBAN AQV24VSAN 0 7 C 7 7 7 1 7 5 2 6 E MODEL REMOCON 3 6 ...

Page 59: ...LADE H MOVING SELECT ON OFF TIMER SELECT CANCEL ENERGY SAVING SELECT SOUND ON OFF SELECT DIGITAL ON OFF TEMPERATURE SELECT UP DOWN ZERO VOLTAGE DETECT TRIGGER SIGNAL SSR STEPPING MOTOR DRIVE BUZZER DRIVE ANION DRIVE COMPRESSOR CONTROL SIGNAL STEPPING MOTOR CONTROL SIGNAL BUZZER MELODY CONTROL SIGNAL ANION CONTROL SIGNAL DC5V DC12V AC INPUT VOLTAGE REGULATOR OPTION MELODY CONTROL PART SPEAKER 13 Bl...

Page 60: ...Samsung Electronics SMPS AC COMMUNICATION SUB PCB INDOOR FAN CONTROL BUZZER CONTROL Block Diagram 13 2 ...

Page 61: ...Samsung Electronics 13 3 13 2 Outdoor Unit ...

Page 62: ...Samsung Electronics Block Diagram 13 4 ...

Page 63: ...Power Temperature Sensor Motor RPM Feedback Auto Grill Remocon Module HVPS High voltage Generator Humidity Sensor BLADE H Step Motor Anions Display MPI Indoor Fan Motor 7 8 9 1 2 3 4 5 10 11 12 10 PCB Diagram 10 1 Indoor PCB 10 1 1 11 12 8 7 2 3 4 9 10 6 5 6 ...

Page 64: ...cter is not used 10 2 Outdoor PCB 10 2 Power N COND OLP Temperature Sensor Power L DIS OUT Temperature Sensor BLDC FAN EEV Connector AC FAN Comp Connector Wire Communication 485 Reactor Connector Wire 6 7 1 2 3 4 5 9 10 8 9 2 1 10 4 3 7 6 8 5 ...

Page 65: ...Samsung Electronics 7 1 7 Wiring Diagram 7 1 Indoor Unit This Document can not be used without Samsung s authorization ...

Page 66: ...This Document can not be used without Samsung s authorization 7 2 Outdoor Unit Samsung Electronics 7 2 ...

Page 67: ...7 3 Samsung Electronics MEMO ...

Page 68: ...200mW DIP 4 ST 1 SNA IC07 1003 001462 IC SOURCE DRIVER TD62783AFW SOL 1 SNA IC09 1103 001175 IC EEPROM 93LC56 1 SNA IC02 1203 000429 IC POSI FIXED REG 78L05A TO 92 3P PLASTIC 4 6 1 SNA IC01 1203 002545 IC PWM CONTROLLER 266 DIP 8P 300MIL PLASTIC 0 3 700V 1 SNA IC59 1203 003334 IC RESET S 801 SOT 23 5P 2 9x1 6mm PLASTIC 1 SNA NTC 1404 001274 THERMISTOR NTC 22ohm 1 4A 3100K 9 5mW C 7 0 1 SNA VA71 14...

Page 69: ...07 2007 000944 R CHIP 47Kohm 5 1 4W TP 3216 1 SNA R208 2007 000944 R CHIP 47Kohm 5 1 4W TP 3216 1 SNA R504 2007 000962 R CHIP 5 1Kohm 1 1 10W TP 1608 1 SNA R407 2007 001068 R CHIP 6 8Kohm 1 1 10W TP 1608 1 SNA R408 2007 001068 R CHIP 6 8Kohm 1 1 10W TP 1608 1 SNA R411 2007 001068 R CHIP 6 8Kohm 1 1 10W TP 1608 1 SNA C107 2201 000987 C CERAMIC DISC 2 2NF 20 400V Y5U BK 12 5X6MM 10 1 SNA C108 2201 0...

Page 70: ...0 450V GP TP 12 5x20mm 5 1 SNA XTAL51 2802 001179 RESONATOR CERAMIC 4MHZ 0 5 BK 8X3X5 5MM 1 SNA BZ61 3002 001129 BUZZER PIEZO 85DB 2KHZ 1 SNA SS71 3502 000115 SSR 12Vdc 2A 1mS 1mS 1 SNA F701_1 3601 000263 FUSE CARTRIDGE 250V 3 15A TIME LAG GLASS 5x20mm 1 SNA F702 3601 001209 FUSE RADIAL LEAD 250V 1A TIME LAG 8 5x8mm 1 SNA CN72 3711 000262 HEADER BOARD TO CABLE 1WALL 3P 1R 7 92MM STRAIGHT SN WHT 1 ...

Page 71: ...TP 2012 1 SNA R305 2007 000300 R CHIP 10Kohm 5 1 8W TP 2012 1 SNA R350 2007 000468 R CHIP 1Kohm 5 1 8W TP 2012 1 SNA R309 2007 000656 R CHIP 27Kohm 5 1 4W TP 3216 1 SNA R310 2007 000656 R CHIP 27Kohm 5 1 4W TP 3216 1 SNA R311 2007 000656 R CHIP 27Kohm 5 1 4W TP 3216 1 SNA R312 2007 000656 R CHIP 27Kohm 5 1 4W TP 3216 1 SNA C302 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 SNA C303 2203 000189...

Page 72: ...6 ST 1000 1 SNA Q803 0508 001154 TR IGBT 600V 80A 195W TO 3P 1 SNA IC31 0604 001003 PHOTO COUPLER TR 50 150 200mW DIP 4 ST 1 SNA IC12 0604 001172 PHOTO COUPLER TR 100 300 200mW SOP TP 1 SNA IC61 0604 001172 PHOTO COUPLER TR 100 300 200mW SOP TP 1 SNA IC62 0604 001172 PHOTO COUPLER TR 100 300 200mW SOP TP 1 SNA IC30 0801 000393 IC CMOS LOGIC 74HC86 OR GATE SOP 14P 1 SNA IC20 1006 001325 IC BUS TRAN...

Page 73: ...hm 5 1 8W TP 2012 1 SNA R306 2007 000300 R CHIP 10Kohm 5 1 8W TP 2012 1 SNA R315 2007 000300 R CHIP 10Kohm 5 1 8W TP 2012 1 SNA R805 2007 000300 R CHIP 10Kohm 5 1 8W TP 2012 1 SNA R916 2007 000300 R CHIP 10Kohm 5 1 8W TP 2012 1 SNA R917 2007 000300 R CHIP 10Kohm 5 1 8W TP 2012 1 SNA R115 2007 000385 R CHIP 14 3Kohm 1 1 4W TP 3216 1 SNA R103 2007 000468 R CHIP 1Kohm 5 1 8W TP 2012 1 SNA R427 2007 0...

Page 74: ... 1 1 10W TP 1608 1 SNA R515 2007 002903 R CHIP 18 2Kohm 1 1 10W TP 1608 1 SNA R516 2007 002903 R CHIP 18 2Kohm 1 1 10W TP 1608 1 SNA R517 2007 002903 R CHIP 18 2Kohm 1 1 10W TP 1608 1 SNA R524 2007 002903 R CHIP 18 2Kohm 1 1 10W TP 1608 1 SNA R525 2007 002903 R CHIP 18 2Kohm 1 1 10W TP 1608 1 SNA R526 2007 002903 R CHIP 18 2Kohm 1 1 10W TP 1608 1 SNA R527 2007 002903 R CHIP 18 2Kohm 1 1 10W TP 160...

Page 75: ...00189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 SNA C722 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 SNA C109 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C112 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C116 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C117 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C121 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SN...

Page 76: ...EF 10nF 10 630V TP 16x11x7 5mm 5 1 SNA C422 2306 000123 C FILM LEAD PPF 100nF 5 630V BK 26x16 5x8 5 2 1 SNA C803 2306 000123 C FILM LEAD PPF 100nF 5 630V BK 26x16 5x8 5 2 1 SNA C123 2401 000303 C AL 100uF 20 25V GP TP 6 3x11 5 1 SNA C104 2401 000470 C AL 10uF 20 450V GP TP 13x20mm 5m 1 SNA C110 2401 000832 C AL 220uF 20 25V GP TP 8x11 5 5 1 SNA C114 2401 000832 C AL 220uF 20 25V GP TP 8x11 5 5 1 S...

Page 77: ...ARTH L W EARTH 1 SNA C W 4WAY DB93 04349A 4WAY C W 4 WAY 1 SNA L W POWER L DB93 04351A L W POWER L L W POWER L 1 SNA L W POWER R DB93 04351B L W POWER R L W POWER R 1 SNA IC81 DB95 00595A ASSY PHOTO COUPLER TLP250 1 SNA IPM DB95 00954A ASSY IPM PS21267 P 1 SNA BD01 DB98 16586A ASSY DIODE GS1B2560 1 SNA D101 DB98 16591A ASSY DIODE RECTIFIER FEP30JP 1 SNA LED2 DB98 16600A ASSY LED GREEN ASSY LED GRE...

Page 78: ...W TO 3P 1 SNA IC31 0604 001003 PHOTO COUPLER TR 50 150 200mW DIP 4 ST 1 SNA IC12 0604 001172 PHOTO COUPLER TR 100 300 200mW SOP TP 1 SNA IC61 0604 001172 PHOTO COUPLER TR 100 300 200mW SOP TP 1 SNA IC62 0604 001172 PHOTO COUPLER TR 100 300 200mW SOP TP 1 SNA IC30 0801 000393 IC CMOS LOGIC 74HC86 OR GATE SOP 14P 1 SNA IC20 1006 001325 IC BUS TRANSCEIVER 1487 SO 8P 1 SNA IC701 1103 001175 IC EEPROM ...

Page 79: ...m 5 1 8W TP 2012 1 SNA R805 2007 000300 R CHIP 10Kohm 5 1 8W TP 2012 1 SNA R916 2007 000300 R CHIP 10Kohm 5 1 8W TP 2012 1 SNA R917 2007 000300 R CHIP 10Kohm 5 1 8W TP 2012 1 SNA R115 2007 000385 R CHIP 14 3Kohm 1 1 4W TP 3216 1 SNA R103 2007 000468 R CHIP 1Kohm 5 1 8W TP 2012 1 SNA R427 2007 000468 R CHIP 1Kohm 5 1 8W TP 2012 1 SNA R601 2007 000468 R CHIP 1Kohm 5 1 8W TP 2012 1 SNA R604 2007 0004...

Page 80: ... R524 2007 002903 R CHIP 18 2Kohm 1 1 10W TP 1608 1 SNA R525 2007 002903 R CHIP 18 2Kohm 1 1 10W TP 1608 1 SNA R526 2007 002903 R CHIP 18 2Kohm 1 1 10W TP 1608 1 SNA R527 2007 002903 R CHIP 18 2Kohm 1 1 10W TP 1608 1 SNA R416 2007 000254 R CHIP 1 62Kohm 1 1 10W TP 2012 1 SNA R503 2007 007237 R CHIP 24 3Kohm 1 1 10W TP 1608 1 SNA R514 2007 007237 R CHIP 24 3Kohm 1 1 10W TP 1608 1 SNA R723 2007 0072...

Page 81: ...NA C117 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C121 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C302 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C303 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C304 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C305 2203 000192 C CER CHIP 100nF 80 20 50V Y5V 2012 1 SNA C306 2203 000192 C CER CHIP 100nF 80 20 50V...

Page 82: ...NA C110 2401 000832 C AL 220uF 20 25V GP TP 8x11 5 5 1 SNA C114 2401 000832 C AL 220uF 20 25V GP TP 8x11 5 5 1 SNA C119 2401 000832 C AL 220uF 20 25V GP TP 8x11 5 5 1 SNA C805 2401 000832 C AL 220uF 20 25V GP TP 8x11 5 5 1 SNA C107 2401 001552 C AL 47uF 20 35V GP TP 6 3x11 2 5 1 SNA C428 2401 001552 C AL 47uF 20 35V GP TP 6 3x11 2 5 1 SNA C714 2401 001552 C AL 47uF 20 35V GP TP 6 3x11 2 5 1 SNA C4...

Page 83: ... W POWER R L W POWER R 1 SNA IC81 DB95 00595A ASSY PHOTO COUPLER TLP250 1 SNA IPM DB95 00954A ASSY IPM PS21267 P 1 SNA BD01 DB98 16586A ASSY DIODE GS1B2560 1 SNA D101 DB98 16591A ASSY DIODE RECTIFIER FEP30JP 1 SNA LED2 DB98 16600A ASSY LED GREEN ASSY LED GREEN 1 SNA LED1 DB98 16601A ASSY LED RED ASSY LED RED 1 SNA LED3 DB98 16602A ASSY LED YEL ASSY LED YEL 1 SNA CN51 DB98 22298A ASSY HOOK WHT SMAW...

Page 84: ...000540 C CERAMIC DISC 4 7NF 20 2KV 1 SNA C010 2201 000540 C CERAMIC DISC 4 7NF 20 2KV 1 SNA C003 2301 001285 C FILM LEAD PPF 680NF 10 275V 1 SNA C007 2301 001285 C FILM LEAD PPF 680NF 10 275V 1 SNA FUSE 3601 001159 FUSE CARTRIDGE 250V 20A 1 SNA FUSE CLIP 3602 001038 FUSE CLIP 250V 30A 10mohm 2 SNA L 3712 001139 CONNECTOR TERMINAL TAB MALE 6 35X0 8MM 1 SNA N 3712 001139 CONNECTOR TERMINAL TAB MALE ...

Page 85: ...000540 C CERAMIC DISC 4 7NF 20 2KV 1 SNA C010 2201 000540 C CERAMIC DISC 4 7NF 20 2KV 1 SNA C003 2301 001285 C FILM LEAD PPF 680NF 10 275V 1 SNA C007 2301 001285 C FILM LEAD PPF 680NF 10 275V 1 SNA FUSE 3601 001381 FUSE CARTRIDGE 250V 30A 1 SNA FUSE CLIP 3602 001038 FUSE CLIP 250V 30A 10mohm 2 SNA L 3712 001139 CONNECTOR TERMINAL TAB MALE 6 35X0 8MM 1 SNA N 3712 001139 CONNECTOR TERMINAL TAB MALE ...

Page 86: ...DO 35 TP 1 SNA LED93 0601 001373 LED ROUND RED 3MM 630NM 1 SNA LED92 0601 001375 LED ROUND GRN 3mm 570nm 3 8x5 3mm 1 SNA LED91 0601 001377 LED ROUND YEL 3mm 585nm 3 8x5 3mm 1 SNA K1 3404 001220 SWITCH TACT 12V 50mA 160gf 6 1x6 1x5 0mm SPST 1 SNA CN953 3711 004068 HEADER BOARD TO CABLE BOX 5P 1R 2MM ANGLE SN WHT 1 SNA PCB DB41 00545A PCB MAIN DISPLAY AQV12JAKCV FR 1 1 1 0 1 6T Q 30 1 SNA ...

Page 87: ...escriptions 9 1 PCB Circuit Descriptions This Document can not be used without Samsung s authorization SMPS PART INDOOR FAN CONTROL ZERO CROSSING PART INDOOR TEMPERATURE SENSOR MPI PART BUZZER PART SUB PCB CONNECTOR DISPLAY PART STEP MOTOR ION HUMID PART ...

Page 88: ...Samsung Electronics 9 2 Circuit Descriptions Circuit Descriptions This Document can not be used without Samsung s authorization 9 1 2 Outdoor Unit TEMPERATURE SENSOR EEV PFC SMPS INVERTER ...

Page 89: ... Cycle Diagram 9 3 Heat Exchanger Evaporator Heat Exchanger Condenser Propeller Fan Cross Fan 2 way valve 3 way valve 4 way valve Gas side Liquid side Compressor Indoor Unit Outdoor Unit Cooling Heating Gas Leak Check Point Expansion valve ...

Page 90: ...shape are subject to change according to the model 11 1 Air Inlet Room Temperature sensor Power On Off button Air filter under the panel MPI Micro Plasma Ion mode indicator Auto cleaning indicator Operation indicator Timer Good Morning mode indicator Set temperature room temperature Airflow blade outlet ...

Page 91: ...Samsung Electronics 11 1 2 Outdoor Unit Operating Instructions 11 2 Air Outlet Air Inlet Rear Connection Valve ...

Page 92: ... Ion mode indicator Swing button Digital On Off button Time adjustment button Airflow direction indicator Off Timer indicator Silence indicator Turbo function indicator Temperature adjustment buttons Operating mode indicator Auto Cool Dry Fan Heat Energy saving indicator Remote control transmission indicator On Timer indicator Fan speed adjustment button Auto Cleaning button Silence button Good Mo...

Page 93: ...button on the remote control until Cool is displayed Press the button to select the fan speed until the required setting is displayed Auto Low Medium High Heat Mode Press the button on the remote control until Heat is displayed Press the button to select the fan speed until the required setting is displayed Auto Low Medium High 11 3 1 Basic Function 11 4 ...

Page 94: ...n is displayed 11 3 2 Applied Function Mode Explanation Remark Good Morning Mode Press the button The timer indicator is displayed The Off timer is blinking on the remote control Silence Mode Press the button MPI Mode Press the button The air conditioner starts up in MPI Auto mode automatically The MPI mode also runs when the air conditioner is turned on By pressing the button again the MPI mode i...

Page 95: ...GEM Buyer Use the digit for classification between indoor and outdoor Indoor N Outdoor X Use the digit for KD models CKD 1 SKD 2 Product Division AS Cooling Only AQ Heat Pump Capacity 09 9 000 Btu 12 12 000 Btu 18 18 000 Btu 24 24 000 Btu 30 30 000 Btu 36 36 000 Btu Inverter V Inverter None Non Inverter Product classification B BIG F Forte G GP H HB J WW Premium L Forte Deluxe M Moderato P Presto ...

Page 96: ...on testing cooling mode during more than 10 minutes Indoor Temp Variation 20 C 32 C Outdoor Temp Variation 5 C 45 C 6 7 8 9 10 11 12 10 20 30 40 Outdoor Temperature s P G 6 7 8 9 10 11 12 10 20 30 40 Outdoor Temperature s P G Indoor Temperature 24 21 27 29 32 Indoor Temperature 24 21 27 29 32 Low Refrigerant Pressure Distribution AQV18V A AQV24V A ...

Page 97: ...5985 3 4121 0 001341 0 10197 0 73756 4 1868 1 3 6 14 286 0 0056146 0 42693 3 088 1 163 0 27778 1 3 9683 0 0015596 0 11859 0 85778 0 29307 0 06999 0 252 1 3 9302x10 4 0 029885 0 21616 745 7 178 11 641 19 2 544 4 1 76 04 550 9 8067 2 3423 8 4322 33 462 0 013151 1 7 233 1 3558 0 32383 1 1658 4 6262 0 0018182 0 13826 1 ...

Page 98: ...Q It floods the floor A Place the drain hose properly When it is not placed properly the drain water would flow back flooding the floor So straighten out the drain hose for the water to be drained well Q Water drips at the drain connection service valve of the outdoor unit A When a glass bottle is taken out of the refrigerator moisture gets condensed on its surface due to the temperature differenc...

Page 99: ...stale smells A It occurs generally when there are pet animals in the house Their smells stay at the same place But when the air conditioner is turned on the air gets circulated resulting in the circulation of the smells So find and root out the problem or refresh the room frequently Q It sends out bad smells A When the air filter is filthy it could send out bad smells So clean the filter and venti...

Page 100: ... hanging an angle iron case with the outdoor unit in it outside the apartment Also it is illegal obstructing passers by with the outdoor unit installed outside Q What can be done to install the outdoor unit facing the road because it is a commercial building A The following is an excerpt from Building Code going into effect from JUNE 1st 2005 The exhaust pipe of a cooling or ventilation facility i...

Page 101: ... all dust on the air filter with a vacuum cleaner or brush 5 WHEN YOU FINISH INSERT THE TOP OF THE FILTER INTO THE SLOT AND FIX IT TO 5 tabs or 3 tabs of the panel 6 CLEAN THE FRONT PANEL WITH A DAMP CLOTH AND MILD DETERGENT do NOT use ben zene solvents or other chemicals 7 Reassemble the air filter and the front panel Note If you have not used the air conditioner for a long period of time set the...

Page 102: ... if deodorizing filter and anti allergy filter are inverted Deodorizing Filter Anti allergy Filter Front panel Hook Activated carbon is incorporated in the Deodorizing filter efficiently absorbing cigarette smoke pet odors and other unpleasant smells 1 Open the upper front panel by pulling the lower right and left tabs of the panel 2 Detach the deodorizing filter black by pulling it forwards 3 Rep...

Page 103: ...t surface Pipe expansion may continue until the pipe surface becomes uneven or torn apart Be sure to use a torque wrench to tighten pipes or flare nuts Leak Test Put an inert gas like nitrogen in the outdoor unit pipe and put soap bubbles or other test liquids on the pipe surface for the leak test Drain Hose Connecting Install the drain hose downward to drain water naturally Be sure to pour water ...

Page 104: ...he valve of the low pressure side of manifold gauge clockwise Remove the hose of the low pressure side of manifold gauge 7 Check for gas leakage At this time especially check for gas leakage from the 3 way valve s stem nuts and from the service port cap 2 Connect the charging hose of low pressure side of manifold gauge to the packed valve having a service port as shown at the figure 5 Set valve co...

Page 105: ...ocation of the air conditioner Refer to this procedure when the unit is relocated Carry out the pump down procedure refer to the details of pump down Remove the power cord Disconnect the assembly cable from the indoor and outdoor units Remove the flare nut connecting the indoor unit and the pipe At this time cover the pipe of the indoor unit and the other pipe using a cap or vinyl plug to avoid fo...

Page 106: ...ronics Co Ltd Feb 2007 Printed in China Code No DB98 00000A 1 GSPN Global Service Partner Network Area Web Site North America http service samsungportal com Latin America http latin samsungportal com CIS http cis samsungportal com Europe http europe samsungportal com China http china samsungportal com Asia http asia samsungportal com Mideast Africa http mea samsungportal com ...

Page 107: ...in order to avoid a hazard The air conditioner must be plugged into an independent circuit if applicable or connect the power cable to the auxiliary circuit breaker An all pole disconnection from the power supply must be incorporated in the fixed wiring with a contact opening of 3mm Do not extend an electric cord to the air conditioner The air conditioner must be plugged in after you complete the ...

Page 108: ...ntacts with your skin it can cause skin injury The package of the air conditioner should be recycled or disposed of properly for environmental reasons 1 5 Others Never store or load the air conditioner upside down or sideways to prevent the damage to the compressor Young children or infirm persons should be always supervised when they use the air conditioner Max current is measured according to IE...

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