Samsung FC18BTA(X) Service Manual Download Page 22

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Disassembly and Reassembly

4-4

Samsung Electronics

Parts

Procedure

Remark

Drain Pan

8) Loosen the set fixing bolts.

(with a M3 wrench)

9) Detach the Fan.

1) Disconnect the Display PCB Wire

as shown in picture. (white housing)

2) Disconnect the Step Motor Wire as shown

in picture. (blue housing)

3) Disassemble the Hanger Bracket by

removing the 1 screw.

24121A(1)_1 1/28/05 6:18 AM Page 3-9

All manuals and user guides at all-guides.com

Summary of Contents for FC18BTA(X)

Page 1: ... 7V 7V 0RGHO RGH 7 80 7V 80 7V 80 6 67 0 5 21 7 21 5 7 7V 7V 7 7V 7V 5HIHU WR WKH VHUYLFH PDQXDO LQ WKH 631 VHH WKH UHDU FRYHU IRU WKH PRUH LQIRUPDWLRQ All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 2: ...cifications of Product 2 6 2 5 Accessory Specifications 2 7 13 Alignment and Adjustments 3 1 3 1 Setting up option switches 3 1 3 2 Setting Option Setup Method 3 3 14 Disassembly and Reassembly 4 1 4 1 Indoor Unit 4 1 4 2 Outdoor Unit 4 10 15 Exploded Views and Parts List 5 1 5 1 Indoor Unit 5 1 5 2 Outdoor Unit 5 4 16 Electrical Parts List 6 1 17 Wiring Diagram 7 1 7 1 Indoor Unit 7 1 7 2 Outdoor...

Page 3: ...1 12 2 Troubleshooting 12 4 12 3 Sequence for trouble diagnosis 12 6 13 Block Diagram 13 1 13 1 Indoor Unit 13 1 13 2 Outdoor Unit 13 2 14 Reference Sheet 14 1 14 1 Index for Model Name 14 1 14 2 Refrigerant Pressure during the Charging 14 2 14 3 Pressure Capacity mark 14 2 14 5 Q A for Non trouble 14 3 14 4 The abbreviated technology words the definition of technology terms 14 2 14 6 Cleaning You...

Page 4: ...els to protect them from the danger of impact or any other incidents 1 2 Power supply and circuit breaker If the power cord of the air conditioner is damaged it must be replaced by the manufacturer or a qualified person 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 dis...

Page 5: ... refrigerant may blow out and cause air pollution When it contacts 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 3 During operation cont Make sure that the air conditioner is well ventilated at all times Do not place a cloth or other materials over it Remove the batteries if you don t use the remote...

Page 6: ...uct Auto Changeover Long Lasting Outdoor Unit Anti Corrosion Cabinet Heat Exchanger are applied Free Installation 4 directions piping installation are possible Various useful functions Long piping Max 30m All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 7: ...efrosting indicator Filter sign indicator Fan indicator Auto indicator Timer indicator Operation indicator On Off button 45 50 240 200 650 197 922 1 000 Back side Pipe outlet bottom side Drain hose outlet Wiring hole Air intake hole Ø50 The figures are shown in this instruction may differ from yours depending on the model All manuals and user guides at all guides com ...

Page 8: ...etion Valve FC18BTVX Note If the heat exchanger in the outdoor unit gets dusty cooling efficiency may fall So clean the heat exchanger with water when it becomes dirty However be careful when you wash the surface of the heat exchanger because it is very sharp Unit mm All manuals and user guides at all guides com ...

Page 9: ...22 2 5 Btu W 8 947 8 947 8 52 SASO Kcal W 1 739 1 775 1 76 W W 2 022 2 064 2 05 Btu W 6 9 7 045 7 COP Heating Kcal W 2 65 W W 3 083 Btu W 10 52 18 30 18 30 18 30 18 30 F Refrigerant Control EEV Capillary Capillary Refrigerant Charge g type 1450 R22 1150 R22 1400 R22 Indoor Fan Motor Power W 120 66 120 Model OSM 414SAC S319 OSM 304SAC S318 OSM 414SAC S319 Running Current A 0 64 0 31 0 64 Capacitor ...

Page 10: ...140 90 245 Model YDK95 60 YGN60 6 YDK95 45 YDK120 93 6B Running Current A 0 65 0 4 1 1 Capacitor uF 4 2 5 4 Fan Type Propeller Q ty used Diameter EA mm 1 420 1 420 1 460 RPM Cooling H M L rpm 960 50 950 50 900 50 Heating H M L rpm 930 50 Noise Level H M L DB 61 61 61 Dimension net mm 880 648 310 790 548 285 880 648 310 Weight net kg 55 39 55 Other Pipe OD Size Liquid mm inch 6 35 1 4 6 35 1 4 6 35...

Page 11: ...splay Net Weight Indoor Unit Outdoor Unit Outer Dimension Indoor Unit WxDxH Outdoor Unit Noise Indoor Unit Outdoor Unit C H Indoor Display Item Indoor Unit Outdoor Unit FH18BT 1 FH18BT 22 0kg 67 0kg 1 000x200x650mm 880x310x648mm 47dB 57dB Detachable Display Design Design All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 12: ... PER L USO MANUAL DE INSTRUÇÕES MANUEL D UTILISATION GEBRAUCHSANWEISUNG Splut type Room Air Conditioner Aire acondicionado doméstico sistema Split Condizionatore d aria per ambienti ad unità Separate Aparelho de ar condicionado tipo Split Climatiseur de type séparé Geteilte raumklimaanlage OWNER S INSTRUCTIONS MANUAL DE INSTRUCCIONES ISTRUZIONI PER L USO MANUAL DE INSTRUÇÕES MANUEL D UTILISATION G...

Page 13: ...sition Rotary Switch 0 or 1 2 3 4 5 6 7 8 One Two Three Four Five Six Seven Eight 9 A B C D E F Nine Ten Eleven Twelve Thirteen Fourteen Fifteen Switch No Number of indoor unit s Switch No Number of indoor unit s KEY Display K1 K3 K2 CHECK MODE DISPLAY MODE RESET K4 DIS 1 DIS 2 ITEM NO CURRENT DATA DISPLAY Rotary switch Key Display Samsung Electronics 3 1 All manuals and user guides at all guides ...

Page 14: ... on the display K1 K2 K3 K4 1 2 3 1 2 3 4 1 2 3 4 5 6 7 8 9 10 Adding refrigerant for heat pump models Test operation for heat pump models End Adding refrigerant for cooling only models Test operation for cooling only models Pump Down for recovery of refrigerant End Reset Discharge temperature of compressor Temperature of outdoor heat exchanger Outdoor temperature Step of electronic expansion valv...

Page 15: ...e button to set the display panel to Every time you push the button the display panel reads repeatedly 3 4 5 6 Setting is not required if you must a value which has a default 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 ...

Page 16: ... to 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 in...

Page 17: ...ectronics REMOCON MODEL SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 FH18BT 1 FC18BTV FC24BTV 0 3 5 4 0 0 1 9 0 0 0 0 0 3 5 4 0 0 1 9 0 0 0 0 0 3 5 4 0 0 1 C 0 0 0 0 OPTION ITEMS All manuals and user guides at all guides com ...

Page 18: ...MEMO 3 6 Samsung Electronics All manuals and user guides at all guides com ...

Page 19: ...move the power cord before repairing the unit No Parts Procedure Remark 1 Electrical Part 1 Open the Grille by pressing 3 position center and both side 2 Detach the Air Inlet Grille 3 Open the Cover of Component Electrical Box by removing 3 screws center and both side All manuals and user guides at all guides com ...

Page 20: ... 4 2 Samsung Electronics No Parts Procedure Remark 2 Fan Motor 1 Detach the screw and untie earth wire of Motor 2 Disconnect of housing of Motor Wire 3 Disconnect the Capacitor Wire All manuals and user guides at all guides com ...

Page 21: ... Parts Procedure Remark 4 Loosen the Guard Safety by removing 6 screws 5 Detach the Upper Case of Fan 2EA 6 Loosen the 4 screws what is fix the Motor 7 Detach the Fan and Motor assembly All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 22: ...sen the set fixing bolts with a M3 wrench 9 Detach the Fan 1 Disconnect the Display PCB Wire as shown in picture white housing 2 Disconnect the Step Motor Wire as shown in picture blue housing 3 Disassemble the Hanger Bracket by removing the 1 screw All manuals and user guides at all guides com ...

Page 23: ...emark 4 Loosen the 3 screws of Front Side 5 Disassemble the assembly Front Cover Part 6 Disconnect the Step Motor Wire as shown in picture 7 Detach the Wire Clamp fixed in Base Part 8 Detach the Front Cover assembly completely All manuals and user guides at all guides com ...

Page 24: ... Parts Procedure Remark 9 Loosen the screw what is fix with Base Part and Drain Pan Upper Side 2EA 10 Loosen the screw what is fix with Base Part and Drain Pan Lower Side 2EA 11 Detach the Drain Pan completely All manuals and user guides at all guides com ...

Page 25: ...Wire as shown in picture white housing 2 Loosen the 2 screws shown in picture 3 Loosen the 2 screws shown in picture and remove Plastic Part white 4 Loosen the 2 screws shown in picture and remove Steel Bracket 5 Disassemble the 4 screws Steel Plate in rear side of the unit All manuals and user guides at all guides com ...

Page 26: ...msung Electronics No Parts Procedure Remark 6 Loosen the 2 screws as shown in picture 7 Detach the Plastic Cover as shown in picture 8 Detach the Evaporator assembly All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 27: ...ly as shown in picture 2 Loosen the 2 screws as shown in picture 3 Disassemble the Blade and Stepping Motor assembly and remove the 2 Screws Stepping Motor 1 Loosen the 3 screws in rear side of Front Cover assembly as shown in picture 2 Disassemble Display PCB assembly and Disconnect Wire 3 Disassemble the Display PCB All manuals and user guides at all guides com ...

Page 28: ...h the indicating screws on the Cabinet Side 2 After disassembling the indicating screws detach the Cabinet Side 3 Detach Cabinet Top and Cabinet Front 4 After disassembling the indicating screw detach the Fan 4 2 Outdoor Unit Samsung Electronics 4 10 FH18BTX1 FC24BTVX All manuals and user guides at all guides com ...

Page 29: ... 5 Detach the indicating screws used for fastening the Motor 6 Detach the indicating screws used for fastening the Bracket Motor Disassembly and Reassembly Samsung Electronics 4 11 All manuals and user guides at all guides com ...

Page 30: ...e and a fixing screw on the Cabinet Front lower to detach the Cabinet Front 2 Loosen 2 fixing screws of the Ass y Control 3 Loosen 6 fixing screws of the Cabinet Side RH 4 Loosen 2 fixing screws of the Cabinet Side LF Outdoor Unit FC18BTVX Samsung Electronics 4 12 All manuals and user guides at all guides com ...

Page 31: ...tlet with welding torch 3 Detach the Heat Exchanger 1 Loosen the Terminal Cover nut to open the Terminal Cover 2 Disassemble the cloth sound felt 3 Disassemble the pipe in both inlet and outlet of the Compressor with welding torch 4 Disassemble the pipe in both inlet and outlet of the Condenser with welding torch 5 Loosen the 3 bolts at the bottom 6 Detach the Compressor Samsung Electronics 4 13 D...

Page 32: ... 38 19 20 16 24 42 13 15 39 30 26 28 27 3 25 33 44 1112 22 21 17 8 31 35 2 5 9 10 45 45 6 45 1 45 2 45 8 45 7 45 3 45 4 45 5 5 Exploded Views and Parts List 5 1 Indoor Unit 5 1 Samsung Electronics All manuals and user guides at all guides com ...

Page 33: ...ABS 12 12 SA 19 DB31 00159A BLADE CONNECTOR V ABS 2 2 SA 20 DB31 00164A BLADE CONNECTOR H ABS 2 2 SA 21 DB31 00157A BLADE H ABS 1 1 SA 22 DB31 10113A STEP MOTOR ASS Y 1 1 SA 23 DB61 01352A BRACKET DRAIN SGCC M 1 1 SA 24 DB67 00258A DRAIN SUB LF SGCC M 1 1 SNA 25 DB67 00259A DRAIN SUB RH HIPS 1 1 SNA 26 DB96 07284E DB96 07284C EVAPORATOR ASS Y 1 1 SA SA 27 DB96 07274A DB96 07275A ASS Y COLLECTOR AS...

Page 34: ...0 1 1 1 1 1 1 1 1 1 SNA 45 DB93 05627B DB93 05627A ASS Y CONTROL IN ASS Y 1 45 1 DB61 01154A BASE CONTROL SGCC M 1 1 SNA 45 2 DB61 01220A CASE PCB MAIN ABS UL94 V0 1 1 1 1 1 1 1 SNA 45 3 DB93 04603B ASS Y MAIN PCB PCB 1 1 1 1 45 4 DB95 01101A TERMINAL BLOCK 45 5 DB95 01110B TERMINAL BLOCK 1 1 45 6 DB26 00080A TRANS POWER ASS Y ASS Y ASS Y 1 1 1 SA 45 7 2301 001367 2301 001369 CAPACITOR 6uF 450VAC ...

Page 35: ...Samsung Electronics 5 4 16 18 17 20 8 14 15 19 1 6 21 3 2 12 11 13 10 5 7 10 2 10 10 1 10 3 10 8 10 7 10 6 10 4 18 1 5 9 4 17 1 5 2 Outdoor Unit FH18BTX1 All manuals and user guides at all guides com ...

Page 36: ...ONTROL OUT UH070EZM SSEC DPM 1 SA 10 5 DB61 01582A CASE PCB UH070EZM ABS 2 5 BLACK DPM 5V 1 SA 10 6 2301 001379 C FILM LEAD OTHER 4000nF 10 5 450V BK 48x22x35mm 43 1 SA 10 7 2501 001239 C OIL 45uF 450V BK 53x125mm 20 6 1 SA 10 8 DB69 60008A BAND CAPACITOR SGCC M Z 1 SA 11 DB32 00102A THERMISTOR OUT 204CT 200K 25 3435K 20 150 50MA 5V SSEC 1 SA 12 DB32 00101C THERMISTOR OUT 204CT 200K 25 3435K 20 15...

Page 37: ...FC24BTVX 5 4 6 7 11 10 15 13 14 16 3 18 17 12 1 12 3 9 3 1 2 12 2 8 6 8 5 Samsung Electronics 5 6 All manuals and user guides at all guides com ...

Page 38: ...Y XMCO 252IBBC 25A 1 SA 8 6 DB65 00238A TERMINAL BLOCK ASSY 1 SA 9 DB94 00835B ASSY PARTITION W3 PJT PAC SSEC 1 SA 10 55A260ITAEM ROTARY COMPRESSOR 55A260ITAEM 1 SA 11 DB60 30028A SCREW HEX HEX 2C M8 ZPC 3 SNA 12 1 DB96 05948A ASSY TUBE SUCTION DC24BTVX UMG SSEC 1 SA 12 2 DB62 04202A TUBE DISCHARGE DC24BTVA UMG C1220T 0 T0 7 D9 52 SSEC 1 SA 12 3 DB96 0 949A ASSY CAPILLAAY 13 DB96 05950C ASSY COND ...

Page 39: ...3 1 3 2 10 5 8 17 11 12 13 6 3 1 7 15 4 9 2 18 19 14 14 2 14 3 14 1 16F FC18BTVX Samsung Electronics 5 8 All manuals and user guides at all guides com ...

Page 40: ...OR SGCC M 1 SA 10 DB97 02225B ASS Y SUPPORT PLATE B M ASS Y 1 SA 11 DB31 00265F MOTOR FAN YDK95 45 6 1 1 SA 12 DB67 00238A FAN PROPELLER AS GF20 1 SA 13 DB60 30020A NUT FLANGE M6 1 SA 14 DB93 05340B ASS Y CONTROL OUT ASS Y 1 SA 14 1 2301 001370 C FILM 2 5µF 450VAC 3 SA 14 2 2501 001321 C OIL 45uF 450VAC 1 SA 14 3 DB65 00238A TERMINAL BLOCK 8P 1 SA 15 48D190ITBEH ROTARY COMPRESSOR ASS Y 1 SA 16 DB9...

Page 41: ...5 10 Samsung Electronics MEMO All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 42: ...NP 200mW SOT 23 TP 100 1 SNA Q901 Q902 Q903 0504 000001 TR DIGITAL DTA114EKA PNP 200mW 10K 10K SOT 23 TP 3 SNA IC05 IC06 IC08 0506 000175 TR ARRAY ULN2003AFW NPN 7 1W SOP 16 ST 1000 3 SNA IC51 1103 001175 IC EEPROM 93LC56 128x16Bit SOP 8P 150MIL 2 5V 1 SNA D105 0402 000137 DIODE RECTIFIER 1N4007 1000V 1A DO 41 TP 1 SNA CD31 CD32 0406 001109 DIODE TVS SAC5 0 7 6 V 500W DO 15 2 SNA J1 J45 DB47 90005...

Page 43: ...7 5mm TP 1 SNA CN33 3711 004484 CONNECTOR HEADER SMW200 05 NTR BOX 5P 1R 2mm STRAIGHT SN 1 SNA CN91 3711 004712 CONNECTOR HEADER SMW200 09 WHT BOX 9P 1R 2mm STRAIGHT SN 1 SNA CN51 3711 000015 CONNECTOR HEADER SMW250 02 WHT BOX 2P 1R 2 5mm STRAIGHT SN 1 SNA CN11 3711 000880 CONNECTOR HEADER SMW250 03 RED BOX 3P 1R 2 5mm STRAIGHT SN 1 SNA CN41 3711 000940 CONNECTOR HEADER SMW250 04 WHT BOX 4P 1R 2 5...

Page 44: ...C51 EIC1103 001175 IC EEPROM 93LC56 128x16Bit SOP 8P 150MIL 2 5V 1 SNA IC05 IC08 EIC0506 000175 TR ARRAY ULN2003AFW NPN 7 1W SOP 16 ST 1000 8 SNA C911 C915 ECA02 10 50 C CERAMIC 10nF 10 50V Y5P TP 12X3 5MM 5 5 SNA C501 507 902 ECA02 1045Z E50 C AXIAL 100nF 80 20 50V Y5V TP 3 5x1 3 SNA J1 2 3 J6 J18 ERE52MM0R0 JUMP WIRE 52mm 42 SNA J21 J24 26 27 28 J30 J34 36 38 41 J43 J53 D105 106 EDI0406 001109 D...

Page 45: ...3 140 CONNECTOR HEADER SMW250 03 RED 1 SNA CN41 ECN20 25004 140 CONNECTOR HEADER SMW250 04 WHT 1 SNA CN44 ECN20 39604 111 CONNECTOR HEADER YW396 04V WHT 1 SNA CN51 ECN20 25002 140 CONNECTOR HEADER SMW250 02 WHT 1 SNA CN61 ECN25 25006 140 CONNECTOR HEADER SMW250 06 BLU 1 SNA CN70 ECN20 39603 140 CONNECTOR HEADER YW396 03AV WHT 1 SNA CN71 ECN20 39607 111 CONNECTOR HEADER YW396 07AV WHT 1 SNA CN74 EC...

Page 46: ...04 001064 TR DIGITAL DTC114EKA NPN 200MW 10K 10K SOT 23 TP 1 SNA D105 0402 000137 DIODE RECTIFIER 1N4007 1000V 1A DO 41 TP 1 SNA RJ01 RJ04 2001 000068 R CARBON 12Kohm 5 1 4W TP 2 4X6 5MM 2 SNA RJ03 2001 000588 R CARBON 3 3Kohm 5 1 4W TP 2 4X6 5MM 1 SNA RJ02 2001 000798 R CARBON 5 1Kohm 5 1 4W TP 2 4X6 5MM 1 SNA K5 K7 K9 K11 K14 K16 3812 001283 JUMPER TCWA 300V 52mm TAPPING 1 0 6mm 38 SNA J1 J7 J11...

Page 47: ...DER YW396 02AV BLU 1 SNA CN74 3711 003406 CONNECTOR HEADER YW396 03AV YEL 1 SNA CN71 3711 003405 CONNECTOR HEADER YW396 03AV BLK 1 SNA CN73 3711 000262 CONNECTOR HEADER YW396 05AV WHT 1 SNA CN75 3711 000315 CONNECTOR HEADER YW396 07AV WHT 1 SNA CN61 3711 001001 CONNECTOR HEADER B5B XH A BLU BOX 5P 1R 2 5mm STRAIGHT SN 1 SNA CN70 3711 000744 CONNECTOR HEADER YDW236 01 WHT BOX 1P 1R 6MM STRAIGHT NI ...

Page 48: ... 220ohm 5 1 2W AA TP 2 4x6 4mm 1 SNA D01 0401 000005 DIODE SWITCHING 1N4148 100V 200mA DO 35 TP 1 SNA SW01 3404 000176 SWITCH TACT KPT 1105A 12V 50mA 120gf 6x6mm SPST 1 SNA LD01 LD06 0601 001059 LED ROUND SY5511 YEL 5mm 570nm 6 SNA CN01 3711 004712 CONNECTOR SMAW200 09 WHT 1 SNA REM01 0609 001189 MODULE REMOCON FRP4021H10 38KHz Y FO 1 SNA MAIN PCB DB93 01476B PCB BOARD 73mmx37mm FR 1 1 SNA Locatio...

Page 49: ...Samsung Electronics 7 1 This Document can not be used without Samsung s authorization 7 Wiring Diagram 7 1 Indoor Unit FH18BTA1 All manuals and user guides at all guides com ...

Page 50: ...Samsung Electronics 7 2 This Document can not be used without Samsung s authorization FC18BTA1 FC24BTVA All manuals and user guides at all guides com ...

Page 51: ...This Document can not be used without Samsung s authorization 7 2 Outdoor Unit FH18BTX1 Samsung Electronics 7 3 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 52: ...Samsung Electronics 7 4 This Document can not be used without Samsung s authorization FC18BTVX All manuals and user guides at all guides com ...

Page 53: ...Samsung Electronics 7 5 This Document can not be used without Samsung s authorization FC24BTVX All manuals and user guides at all guides com ...

Page 54: ...This Document can not be used without Samsung s authorization 8 Schematic Diagram 8 1 Indoor Unit Samsung Electronics 8 1 FH18BTA1 All manuals and user guides at all guides com ...

Page 55: ...This Document can not be used without Samsung s authorization FC18 24BTVA Samsung Electronics 8 2 All manuals and user guides at all guides com ...

Page 56: ...lectronics 8 3 3 phase Communi cation Indoor Unit Power Supply 8 2 Outdoor Unit This Document can not be used without Samsung s authorization All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 57: ...re Sensor Part Room Temperature Evap In Temperature Indoor Rouver Stepping Motor Display Part Option Address Set S W 1 9 s c i n o r t c e l E g n u s m a S 9 Circuit Descriptions 9 1 PCB Circuit Descriptions This Document can not be used without Samsung s authorization 9 1 1 Indoor Unit 24121A 1 _1 1 28 05 6 35 AM Page 8 4 FH18BTA1 All manuals and user guides at all guides com ...

Page 58: ... 2 ics n ctro amsung Ele S t i n U r o o d n I 2 1 9 FC18 24BTVA Outdoor Comp Fan fignal Part Tap Motor Part Error check Part 485 Communication Part Sensor Part Display Part Stepping Motor Part All manuals and user guides at all guides com ...

Page 59: ... Part No of Indoor Setting S W Temperature Sensor Part Display Part 485 Communication Part Transmitter Power 12V EEV Control Part This Document can not be used without Samsung s authorization 3 phase 380V Communi cation Indoor Unit Power Supply 9 1 3 Outdoor Unit 24524 1 _1 56 10 3 7 04 PM Page 4 24 All manuals and user guides at all guides com ...

Page 60: ... Condensor Cooling Heating Gas leak check point Capillary tube Liquid pipe Gas pipe Compressor Accumulator 2 Wayvalve Filter Filter 4 Wayvalve Expansion valve 3 Wayvalve Amount of refilling per extension length of 1m When extending the pipe length by more than 7 5m add Q of refrigerant for extrameter Model Q R22 FH18BTX1 35 g m FH18BTX1 All manuals and user guides at all guides com ...

Page 61: ...th by more than 5m A g of R22 refriger ant should be refilled per extension length of 1m Heat Exchanger Evaporator Heat Exchanger Condenser Cooling Heating Gas leak check point Liquid pipe Gas pipe Compressor Accumulator 3 Way valve Capillary 3 Way valve M odel FC24BTVX 35 g m Q R22 FC18BTVX 25 g m FC18BTVX FC24BTVX All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 62: ...te External control IN ON OFF Control Sub PCB Communication F3 F4 COM1 F1 F2 DC12V OUT Wired Remote Controller Power Display Room Eva in Sensor Stepping Motor Rouver 1 Trans out 2 Trans in 3 Indoor Option S W 4 Indoor Address S W Main RMC 2 1 10 1 Indoor Unit 3 4 All manuals and user guides at all guides com ...

Page 63: ... Communication F3 F4 SMW200 05 WHT COM1 F1 F2 YW396 02V RED DC12V OUT Wired Remote Controller Power YW396 02V WHT Display SMW200 09 WHT Room Eva in Sensor SMW250 04 WHT Stepping Motor Rouver SMW250 06 BLU 1 Trans out SMW250 03 RED 2 Trans in YW396 03AV WHT 3 Indoor Option S W SMW250 03 BLU 4 Indoor Address S W Main RMC SMW200 10 WHT 2 1 3 4 FH18BTA1 All manuals and user guides at all guides com ...

Page 64: ... State YW396 04V WHT External control IN ON OFF Control SMW250 02 WHT Display SMW200 09 WHT Room Eva in Sensor SMW250 04 WHT Stepping Motor Rouver SMW250 06 BLU Trans out SMW250 03 RED Trans in YW396 03AV WHT Ventilator 1 1 2 3 4 5 6 7 8 9 10 5 6 7 8 9 2 3 4 10 FC18 24BTVA All manuals and user guides at all guides com ...

Page 65: ... Temperature Sensor Outdoor Pipe Temperature Sensor Low Pressure S W Communication Transformer Out GROUND Main Power In 1 Outdoor Fan 1 2 Outdoor Fan 2 3 Compressor Output 4 4 Way Valve Output 5 Bypass 6 Transformer In 7 3 Phase Check 10 2 Outdoor Unit 1 2 3 4 5 7 6 All manuals and user guides at all guides com ...

Page 66: ...250 04 WHT Low Pressure S W YW396 02V YEL Communication YW396 02V RED Transformer Out SMW250 03 RED GROUND YDW236 01 WHT Main Power In YW396 07AV WHT 1 Outdoor Fan 1 YW396 05AV WHT 2 Outdoor Fan 2 YW396 05AV BLU 3 Compressor Output YW396 03AV BLK 4 4 Way Valve Output YW396 03AV YEL 5 Bypass YW396 03AV WHT 6 Transformer In GT 2 WHT 7 3 Phase Check YW396 05AV YEL 1 2 3 4 5 7 6 All manuals and user g...

Page 67: ...until the required temperature is displayed Possible temperatures are between 18 C and 30 C inclusive 1 If necessary press On Off button 2 To select the COOL mode press the button until is displayed at the top of the wireless remote controller 3 To adjust the temperature press the buttons one or more times until the required temperature is displayed Possible temperatures are between 18 C and 30 C ...

Page 68: ...button until is displayed at the top of the wireless remote controller 3 To adjust the temperature press the buttons one or more times until the required temperature is displayed Possible temperatures are between 16 C and 30 C inclusive 4 Select the fan speed by pressing the button one or more times until the intended value is displayed Mode Explanation Remark Automatic rotated Low Medium High Aut...

Page 69: ...ntil the required temperature is displayed Possible temperatures are between 18 C and 30 C inclusive 1 If necessary press On Off button 2 To select the FAN mode press the button until is displayed at the top of the wireless remote controller 3 Select the fan speed by pressing the button one or more times until the intended value is displayed Mode Explanation Remark Operating Instruction and Instal...

Page 70: ...on On Timer button Off Timer button On Off Timer Set Cancel button Fan speed adjustment button Temperature adjustment buttons Temperature setting Fan speed Air flow direction On Timer setting Off Timer setting Battery discharge indicator To use the wireless remote controller refer to an appropriate manual For cooling only mode there is not a mark All manuals and user guides at all guides com ...

Page 71: ...ft side is If SW02 MAIN that set indoor unit address is controlled to indoor unit number marked on outdoor unit is marked by 12 1 2 Option set part for Outdoor unit PCB 12 Troubleshooting 12 1 Operation Specification DISPLAY PART DS1 Left Right Counts of Indoor Unit Installation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1 2 3 4 5 6 7 8 9 A B C D E F Numbers of the switch Example When the installed indoo...

Page 72: ... there is no signal from outdoor unit to wired remote controller Communication error when there is no answer from wired remote controller to indoor unit Indoor unit float switch error Indoor unit room temperature sensor open short error Indoor unit evaporator temperature sensor open short error EEPROM error EEPROM OPTION error Fan starting error 1 way cassette model only Outdoor unit error display...

Page 73: ... temperature sensor Open Short Error of condensor temperature sensor Open Short Error of discharge temperature sensor Open Short System down caused by communication error after completion of tracking Mismatching of the indoor unit numbers set with those communication after completion of 5 times tracking Error of temperature sensor in the indoor unit Open Short Error of the heat exchanger sensor in...

Page 74: ...up EEPROM ERROR EEPROM OPTION ERROR Error of the indoor unit sensor Applied indoor unit error display Indoor unit display only during the operation Applied indoor unit error display Indoor unit display only during the operation The whole indoor unit error display Outdoor unit separated Display Indoor unit display only during the operation Indoor unit door Display is unrelated with operation Indoor...

Page 75: ...outdoor heat exchanger OPEN SHORT Error of Discharge TEMP sensor OPEN SHORT System Down caused by communication error after completion of tracking Error of float switch in indoor unit Error of setting option switches for optional accessories OPEN SHORT error of room sensor in indoor unit OPEN SHORT error of eva in sensor in indoor unit EEPROM option error Error of fan starting Close error of elect...

Page 76: ...leak of applied sensor Yes No Yes Check the out temp sensor is normal or not by use of out data display part Check the temp data is normal or not after pressing K4 3 times At this time is occurred the difference between the out temp and data Reoperation after PCB replacement Does the out temperature sensor connected to PCB CN41 At this time Is largely deviate the resistance value from side table v...

Page 77: ...CB Outdoor heat exchanger temp is defective replace PCB and sensor are normal To perform the test operation by one of K2 Yes No Yes Check the out temp sensor is normal or not by use of out data display part Check the temp data is normal or not after pressing K4 2 times At this time is occurred the difference between the out temp and data Reoperation after PCB replacement Does the out heat exchange...

Page 78: ...peration after PCB replacement Does the outdoor discharge temp sensor connected to PCB CN42 At this time Is largely deviate the resistance value from side table value Measure the resistance value between two terminals after separating the outdoor discharge temp sensor connector from PCB Temp C 130 120 100 80 60 25 20 10 0 Resistance kΩ 8 9 11 2 18 5 32 59 200 242 362 553 No No Yes Outdoor unit dis...

Page 79: ...indoor unit PCB after line check Check the display after pressing the reset key on outdoor PCB When tracking is there any indoor answer from display part At this time is the voltage between lines rectangular wave over DC 0 7V like below figure 0 7V 0 7V Good Bad Multi type After 2 minutes check if PCB address setting of indoor unit displayed the communication error among indoor units are overlappe...

Page 80: ... indoor unit installation numbers To measure the 2 lines of outdoor unit side by use of scope after removing the communication line connecting from outdoor unit to indoor unit Is equal indoor unit actual installation number and installation number setting switch At this time is the voltage between lines rectangular wave over DC 0 7V When tracking is there any indoor answer from display part If add...

Page 81: ...ntrol Address Option Setting Switch Display External Control External Check Signal 485 Communication MAIN PCB 13 Block Diagram 13 1 Indoor Unit Comm Between Wired remocon Wired Remocon 12V Power All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 82: ...lectronics 13 2 485 Communication Indoor Count Switch Data Display Outdoor AC Load Comp 4 Way V V Outdoor Fan Key Data View Test Mode EEV MAIN PCB 13 2 Outdoor Unit All manuals and user guides at all guides com ...

Page 83: ...ence Sheet 14 1 Index for Model Name Indoor Outdoor Unit Premium Model Indoor Unit A Outdoor Unit X Value Model Indoor Unit VA Outdoor Unit VX Buyer Code Capacity k Btu Power Supply FT 220V 60Hz 3 Phase BT 220V 60Hz 1 Phase GT 380 415V 50Hz 3Phase ET 220 240V 50Hz 1Phase Product Type D Duct C 4 Way CST F Ceiling S Mini 4 Way CST Mode C Cooling Only H Heat pump All manuals and user guides at all gu...

Page 84: ...y a mechanical device such as a fan that produces a current of air FAN A device for creating a current of air or a breeze ASSY CONTROL BOX Full name assemble control box A restraining device of air condition measure or limit MOTOR Something such as a machine or an engine that produces or imparts motion ASSY EVAP ASSY COND Full name assemble evaporator assemble condenser Heat exchanger A device use...

Page 85: ...et the desired temperature lower 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...

Page 86: ...uld grow inside resulting in must So open the windows and switch on the Ventilation function to get rid of the saturated smell inside Q Whenever the air conditioner is turned on it sends out bad smells such as 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 ...

Page 87: ... is possible to install it at a designated place in the apartment or on the rooftop nearby But it s illegal 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...

Page 88: ...sides and center Note If you have not used the air conditioner for a long period of time set the fan going for 3 or 4 hours to dry the inside of the air conditioner thoroughly If you don t clean the air filter at least every 2 weeks its performance may be reduced and noise may increase After cleaning the air conditioner press the Filter Reset button Wired Remote Controller Wireless Remote Controll...

Page 89: ...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 into the h...

Page 90: ...e 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 ports shown at the figure 5 Set valve cork of both liquid side and gas side of packed valve ...

Page 91: ...onditioner Relocation 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 pl...

Page 92: ...l 2007 Printed in China Code No DB98 27887A 1 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 GSPN Global Service P artner Network All manuals and user guides at all gu...

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Samsung FC18BTA(X), Service Manual

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