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Samsung UQB18J6WC, Service Manual

The Samsung UQB18J6WC Service Manual is available for free download on our website. This comprehensive manual provides detailed instructions, specifications, and troubleshooting guidance for this top-of-the-line product. Enhance your user experience and optimize the performance of your Samsung UQB18J6WC by accessing the manual at manualshive.com.

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Samsung Electronics

5-9

5-4 Ass'y Control Out

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UQB18J6WC : DB93-03665F

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UQB24J2WC : DB93-03665G

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26005A(2)_1.indd   30

2006-04-14   ｿﾀﾈﾄ 5:03:55

Summary of Contents for UQB18J6WC

Page 1: ...H24BW2 Model AQB18J6WC AQB24J2WC Model Code AQB18J6WC AQB24J2WC UQB18J6WC UQB24J2WC Energy Saving Function High Impressive Elegant Design Sliver Nano Pre Filter Multi Functional Cleaning System The Chatechin filter and activated Deodorizing filter are adopted Human Touch Remote control UQB18J6WC UQB24J2WC AQB18J6WC AQB24J2WC 26005A 2 _co indd 1 2006 04 14 ｿﾀﾈﾄ 5 01 23 ...

Page 2: ...ns of Product 2 3 2 4 Accessory and Option Specifications 2 4 13 Alignment and Adjustments 3 1 3 1 Indoor Display Error and Check Method 3 1 3 2 Outdoor LED Error Display and Check Method 3 5 3 3 Setting Option Setup Method 3 6 14 Disassembly and Reassembly 4 1 4 1 Indoor Unit 4 1 4 2 Outdoor Unit 4 4 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 I...

Page 3: ...and Display 11 5 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 19 12 4 Main Part Inspection Method 12 21 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 Pressure Graph 14 2 14 3 Pressure Capacity mark 14 2 14 4 Q A for Non trouble 14 3 14 5...

Page 4: ...azard 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 installation 1 3 Duri...

Page 5: ...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 IEC standard for safety ...

Page 6: ...hionable style the high impressive interior design allow this product to set place in anywhere Silver Nano Pre Filter Multi functional cleaning system With a Chatechin filter and activated Deodorizing filter it removes an allergy antigen as well as a tobacco odor Human touch remote control The use of air conditioner is easier and more convenient by the human touch remote control of new design 2600...

Page 7: ...065x298x218 880x798x310 inch 41 9x11 7x8 6 34 6x25 1x12 2 41 9x11 7x8 6 34 6x31 4x12 2 Weight Net lb 28 110 28 125 Drain Hose DxL inch ø0 7 x36 2 920mm ø0 7 x36 2 920mm Compressor Type Rotary G8T200FU1EW Rotary G8T260FU1EW Motor Type Hermetic Hermetic Rated Output W 1 852 2 454 Oil Type POE POE Blower Type Cross flow Propeller Cross flow Propeller Motor Type Resin steel Resin steel Resin steel Res...

Page 8: ...Unit 125 lb 125 lb Outer Dimension WidthxHeightxDepth Indoor Unit 41 9x11 7x8 6 inch 41 9x11 7x8 6 inch Outdoor Unit 34 6x25 1x12 2 inch 34 6x31 4x12 2 inch Noise Indoor Unit 48dB 48dB Outdoor Unit 60dB 60dB Air Purifying System Filter Silver Nano Filter Bio Filter Deodorizing Filter Silver Nano Filter Bio Filter Deodorizing Filter 26005A 2 _1 indd 3 2006 04 14 ｿﾀﾈﾄ 5 02 24 ...

Page 9: ...NES ISTRUZIONI PER L USO MANUAL DE INSTRU ÍES MANUEL D UTILISATION GEBRAUCHSANWEISUNG Splut type Room Air Conditioner Aire acondicionado domŽstico sistema Split Condizionatore d aria per ambienti ad unitˆ Separate Aparelho de ar condicionado tipo Split Climatiseur de type sŽparŽ Geteilte raumklimaanlage OWNER S INSTRUCTIONS MANUAL DE INSTRUCCIONES ISTRUZIONI PER L USO MANUAL DE INSTRU ÍES MANUEL D...

Page 10: ...3B 1 Assembly Pipe ø3 8 inch 12 70mm 18 DB62 70003E 1 Assembly Pipe ø5 8 inch 15 88mm 24 DB96 10221C 1 PE T3 Foam Tube Insulation DB72 50165A 1 Vinyl Tape Width 2 inch 50mm DB72 00459A 1 Drain Plug DB67 20011A 1 Rubber Leg DB73 00179A 4 Pipe Clamps A DB39 20224A 3 Pipe Clamps B DB39 20224B 3 Product Specifications 26005A 2 _1 indd 5 2006 04 14 ｿﾀﾈﾄ 5 02 28 ...

Page 11: ...tem Descriptions Code No Q TY Remark Cement Nail 6 Accessory Box M4x16 Tapping Screws 6002 000215 10 Drain Hose length 78 7 inch 2m DB62 00487A 1 Putty 3 28oz 100g DB98 10568A 1 Product Specifications 26005A 2 _1 indd 6 2006 04 14 ｿﾀﾈﾄ 5 02 28 ...

Page 12: ...URBO Indoor unit room temperature sensor error open or short 3 2P Indoor unit heat exchanger temperature sensor error open or short 3 3P Indoor fan motor malfunction 3 4P EEPROM error Option Setting Option error option wasn t set up or option data error Option Setting Outdoor unit error Remote Control on off Outdoor Unit Power Reset 26005A 2 _1 indd 1 2006 04 14 ｿﾀﾈﾄ 5 02 28 ...

Page 13: ...nsor resistance with an ohmmeter tester between Pin 1 and 2 Connect the sensor to CN43 supply power and measure the voltage of 1 and 2 of the CN43 connector MICOM Error or Connector CN43 check No ASS Y Sensor Replace SENSOR Resistance Value 68 F 12 09KΩ 86 F 8 31KΩ 95 F 6 94KΩ 104 F 5 83KΩ Is the sensor resistance value 10KΩ 3 at the room temperature of 77 F Yes Poor ASS Y PCB Replace Below 0 5V Y...

Page 14: ...curately 2 Detach the room pipe sensor connector CN43 and check the resistance between Pin 3 and 4 If the above data is not met replace the room pipe sensor 3 Assemble the room pipe sensor to PCB plug in and check the voltage of connector 3 and 4 If the resistance is below 0 5V or over 4 9V replace the indoor Main PCB short or disconnected in the PCB board Temperature F Resistance Value Kohm Tempe...

Page 15: ... replaced Fan motor is out of order Motor Fan Capacitor is out of order Test rod location SS71 SS71 12V Normal voltage Micom is out of order Micom should be replaced Description LAMP OPERATION TIMER TURBO Indoor unit fan motor malfunction Lamp on Lamp off Lamp blink 3 1 3 Indoor Unit Fan Motor Malfunction 1 Checklist 1 Is the indoor unit fan motor properly connected with the connector CN72 2 Is th...

Page 16: ...attern sensor Open Short 11 Current sensor error PCB pattern sensor Open Short 12 Compressor Limit error EEV Gas over charge 13 Coil temperature sensor error Dual Single PCB pattern sensor Open Short 14 1min Time out Communication Communication wiring PCB pattern Open Short 15 Fan error Fan motor Connector CN40 or CN71 16 OTP error PCB pattern part Open Short 17 Compressor rotation error Compresso...

Page 17: ...lay panel to Every time you push the button the display panel reads repeatedly Setting Option SEG2 Push the button to set the display panel to Every time you push the button the display panel reads repeatedly Change it into the set display of Option SEG3 and SEG4 with the button Setting Option SEG3 Push the button to set the display panel to Every time you push the button the display panel reads r...

Page 18: ...EG7 Push the button to set the display panel to Every time you push the button the display panel reads repeatedly Setting Option SEG8 Push the button to set the display panel to Every time you push the button the display panel reads repeatedly Change it into the set display of Option SEG9 and SEG10 with the button Setting Option SEG9 Push the button to set the display panel to Every time you push ...

Page 19: ...ted If the ding sound isn t heard try again pressing the ON OFF button Step 5 Unit operation test run First Remove the battery from the remote control Second Re insert the battery into the remote control Third Press ON OFF key with the direction of remote control for set Error Mode 1st If all lamps of indoor unit are flickering Plug out plug in power plug again and press ON OFF key to retry 2nd If...

Page 20: ...ation Samsung Electronics 3 9 OPTION ITEMS SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 AQB18J6WC A E 7 7 7 7 5 2 2 A AQB24J2WC b d 7 7 7 7 5 2 5 c MODEL REMOCON Alignment and Adjustments 26005A 2 _1 indd 9 2006 04 14 ｿﾀﾈﾄ 5 02 58 ...

Page 21: ...t and left sides of the hook 3 Loosen 1 of the right screw CCW and detach the Terminal Cover 4 Detach the thermistor from the Front Grille 5 Loosen 3 fixing screws CCW of Front Grille 4 Disassembly and Reassembly 4 1 Indoor Unit Stop operation of the air conditioner and remove the power cord before repairing the unit 4 1 26005A 2 _1 indd 10 2006 04 14 ｿﾀﾈﾄ 5 03 04 ...

Page 22: ...rain 7 Unlock 3 hooks to fix Panel Front and Back Body 2 Control In Main PCB 1 Take all the connector of PCB upper side out Inclusion Power Cord 2 Detach the outdoor unit connection wire from the Terminal Block 3 Loosen 4 fixing screws CCW of Ass y Control In 3 Tray Drain 1 Pull Tray Drain out from the Back Body 4 2 26005A 2 _1 indd 11 2006 04 14 ｿﾀﾈﾄ 5 03 09 ...

Page 23: ...e rear side 4 Loosen the 4 fixing screws CCW of right and left side 5 Lifting the Heat Exchanger up a little to push the up side for separation from the indoor unit 5 Fan Motor Cross Fan 1 Loosen the fixing screw CCW 2 Detach the Fan Motor from the Fan 3 Detach the Fan From the left Holder Bearing Disassembly and Reassembly 4 3 26005A 2 _1 indd 12 2006 04 14 ｿﾀﾈﾄ 5 03 11 ...

Page 24: ...g 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 4 2 Outdoor Unit 18 4 4 26005A 2 _1 indd 13 2006 04 14 ｿﾀﾈﾄ 5 03 12 ...

Page 25: ...lectronics No Parts Procedure Remark 5 Loosen 2 screws CCW fixed on the Guide Condenser 6 Loosen fixing screws CCW of the Cabinet Front Disassembly and Reassembly 4 5 26005A 2 _1 indd 14 2006 04 14 ｿﾀﾈﾄ 5 03 21 ...

Page 26: ...ure 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 Disassembly and Reassembly 4 6 26005A 2 _1 indd 15 2006 04 14 ｿﾀﾈﾄ 5 03 28 ...

Page 27: ...r 1 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 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 CCW at the bottom of Compressor like the picture on the right side Disassembly and Reassembly 4 7 26005A 2 _1...

Page 28: ... CCW of the Cover Control and detach the Cover Control 2 Loosen each 8 fixing screws CCW and detach the Cabinet Upper 3 Loosen 1 screw CCW fixed to assemble Control Box with Cabinet Side RH 4 Loosen fixing screws CCW and detach the Cabinet Side RH 24 Disassembly and Reassembly 4 8 26005A 2 _1 indd 17 2006 04 14 ｿﾀﾈﾄ 5 03 30 ...

Page 29: ...lectronics No Parts Procedure Remark 5 Loosen 2 screws CCW fixed on the Guide Condenser 6 Loosen fixing screws CCW of the Cabinet Front Disassembly and Reassembly 4 9 26005A 2 _1 indd 18 2006 04 14 ｿﾀﾈﾄ 5 03 35 ...

Page 30: ...ure 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 bolts CCW and detach the Bracket Motor Disassembly and Reassembly 4 10 26005A 2 _1 indd 19 2006 04 14 ｿﾀﾈﾄ 5 03 38 ...

Page 31: ...connectors from the PCB of Ass y Control Out 3 Pull up the Ass y Control Out 4 Heat Exchanger 1 Release the refrigerant at first 2 Loosen fixing screw CCW on both sides 3 Disassemble the pipes in both inlet and outlet with welding torch 4 Detach the Heat Exchanger Disassembly and Reassembly 4 11 26005A 2 _1 indd 20 2006 04 14 ｿﾀﾈﾄ 5 03 39 ...

Page 32: ...Remark 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 CCW at the bottom of Compressor like the picture on the right side Disassembly and Reassembly 4 12 26005A 2 _1 indd 21 2006 04 14 ｿﾀﾈﾄ 5 03 39 ...

Page 33: ...cs 5 Exploded Views and Parts List 5 1 Indoor Unit 1 6 1 2 1 1 3 7 10 11 13 4 9 7 5 1 5 4 5 15 14 5 5 3 4 3 6 3 8 12 3 1 3 2 3 5 3 3 5 2 5 3 2 3 2 4 2 5 2 2 2 6 2 1 2 3 8 5 1 26005A 2 _1 indd 22 2006 04 14 ｿﾀﾈﾄ 5 03 41 ...

Page 34: ...OTOR STEPPING 12V 35BYJ46 276 1 1 SA 3 8 DB94 00458B ASS Y DRAIN HOSE ASS Y 1 1 SA 4 DB93 03669B ASS Y CONTROL IN ASS Y 1 1 SA 5 DB92 00779G ASS Y PANEL FRONT ASS Y 1 1 SNA 5 1 DB64 01184B PANEL FRONT ABS T2 5 1 1 SA 5 2 DB64 01533A GRILLE PREMIUM ABS 1 1 SNA 5 3 DB64 01534A GRILLE DECO ABS NO COATING 1 1 SNA 5 4 DB63 01186C GUARD AIR FILTER PP 2 2 SA 5 5 DB93 02867B ASS Y DISPLAY ASS Y 1 1 SA 6 D...

Page 35: ...Samsung Electronics 5 2 Outdoor Unit 14 8 10 17 22 21 4 1 2 3 13 12 11 20 19 9 7 16 1 15 2 15 15 4 18 1 15 3 15 1 16 18 5 6 5 3 18 26005A 2 _1 indd 24 2006 04 14 ｿﾀﾈﾄ 5 03 46 ...

Page 36: ...A GUARD COND SC 90073T 1 SA 14 DB90 01881A ASS Y CABI UPPER ASS Y 1 SA 15 G8T200FU1EW COMPRESSOR ROTARY 1 SA 15 1 DB73 00067A GROMMET ISOLATOR NR 3 SA 15 2 DB60 30028A NUT WASHER M8 3 SA 15 3 DB60 30018A NUT FLANGE M5 1 SA 15 4 DB63 10165D COVER TERMINAL PBT 1 SA 16 DB99 00711A ASS Y 4WAY V V ASS Y 1 SA 16 1 DB62 02285A VALVE SERVICE 1 2 1 SNA 17 DB99 00708A ASS Y VALVE EEV ASS Y 1 SA 18 DB93 0366...

Page 37: ...Samsung Electronics Exploded Views and Parts List 5 5 14 8 10 17 1 4 13 12 11 9 19 7 3 2 16 1 18 1 16 5 20 6 15 2 15 15 4 15 3 15 1 22 21 18 24 26005A 2 _1 indd 26 2006 04 14 ｿﾀﾈﾄ 5 03 50 ...

Page 38: ...7C GUARD COND SC 90073T 1 SA 14 DB90 00569G ASS Y CABI UPPER ASS Y 1 SA 15 G8T260FU1EW COMPRESSOR ROTARY 1 SA 15 1 DB73 00067A GROMMET MOUNT NR 3 SNA 15 2 DB60 30028A NUT WASHER M8 3 SA 15 3 DB60 30018A NUT FLANGE M5 1 SA 15 4 DB63 10165D COVER TERMINAL PBT 1 SA 16 DB99 00710B ASS Y 4WAY V V ASS Y 1 SA 16 1 DB62 02342A VALVE SERVICE 5 8 1 SNA 17 DB99 00709A ASS Y VALVE EEV ASS Y 1 SA 18 DB93 03665...

Page 39: ...4xL10 3 SNA 9 DB39 00147A C W STEP MOTOR UP DOWN ASS Y 1 SNA 10 DB32 00020H ASS Y THERMISTOR 4P 103AT 1 SA 11 DB63 00851A COVER LAMP ABS V0 1 SNA 12 DB73 00242B RUBBER BAND RUBBER 1 SNA 13 DB39 00765T CONNECT WIRE L BRN 1 SNA 14 DB39 01193A CONNECT WIRE N SKYBLU 3P 1 SNA 15 DB39 01210B CONNECT WIRE COMM RED BLU 1 SNA 16 DB39 01213A C W DISPLAY UL1017 AWG 26 280 1 SNA 17 DB39 00148A PLATE EARTH WIR...

Page 40: ...Samsung Electronics MEMO 5 8 26005A 2 _1 indd 29 2006 04 14 ｿﾀﾈﾄ 5 03 54 ...

Page 41: ...ics 5 9 5 4 Ass y Control Out UQB18J6WC DB93 03665F UQB24J2WC DB93 03665G 26 6 9 12 16 18 17 16 16 10 12 Silicon 18 22 15 13 21 1 7 5 27 8 14 11 19 24 25 Silicon 3 2 20 23 4 26005A 2 _1 indd 30 2006 04 14 ｿﾀﾈﾄ 5 03 55 ...

Page 42: ...UB EMI PCB 2L 1 SA DB93 03546B ASS Y PCB SUB EMI PCB 2L 1 SA 14 DB93 03662A ASS Y PCB DISPLAY PCB 1L 1 1 SA 15 DB98 17991A ASS Y INSULATOR MICA MICA 2 2 SNA 16 6002 000630 SCREW TAPPING PH M3 L8 3 3 SNA 17 DB91 00306A ASS Y SCREW MACHINE PH M3 L16 3 3 SNA 18 DB91 00307A ASS Y SCREW MACHINE PH M4 L16 4 4 SNA 19 6002 000555 SCREW TAPPING PH M4 L25 1 1 SNA 20 6009 001001 SCREW SPECIAL TH M4 L8 1 1 SN...

Page 43: ... 10 50V X7R 1608 1 SNA C404 2203 000257 C CER CHIP 10nF 10 50V X7R 1608 1 SNA C405 2203 000440 C CER CHIP 1nF 10 50V X7R 1608 1 SNA C406 2203 000440 C CER CHIP 1nF 10 50V X7R 1608 1 SNA C501 2203 005249 C CER CHIP 100nF 10 50V X7R 1608 1 SNA C502 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 SNA C503 2203 000189 C CER CHIP 100nF 80 20 25V Y5V 1608 1 SNA C504 2203 000189 C CER CHIP 100nF 80 20 ...

Page 44: ... QFP 1 SNA 14 20 mm 16 40 85 IC05 0506 000175 TR ARRAY 2003 NPN 7 1W SOP 16 ST 1000 1 SNA IC06 0506 000175 TR ARRAY 2003 NPN 7 1W SOP 16 ST 1000 1 SNA IC07 1003 001462 IC SOURCE DRIVER TD62783AFW SOL 18P 8 500mA TP PLASTIC 50V 1 SNA 40TO85C 1 47 50V IC08 0506 000175 TR ARRAY 2003 NPN 7 1W SOP 16 ST 1000 1 SNA IC09 1103 001175 IC EEPROM 93LC56 128x16 SOP 8P 5x4mm 2 5 6 0V 40to 85C 1 SNA IC59 1203 0...

Page 45: ... 330ohm 5 1 10W TP 1608 1 SNA R406 2007 000076 R CHIP 330ohm 5 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 R409 2007 000078 R CHIP 1Kohm 5 1 10W TP 1608 1 SNA R410 2007 000109 R CHIP 1Mohm 5 1 10W TP 1608 1 SNA R501 2007 000109 R CHIP 1Mohm 5 1 10W TP 1608 1 SNA R502 2007 000093 R CHIP 20Kohm 5 1 10W TP 1608 1 SNA ...

Page 46: ... 1 SNA XC71 2301 001220 C FILM LEAD PPF 100nF 10 275V BK 18x6x12 15 1 SNA XC72 2301 001220 C FILM LEAD PPF 100nF 10 275V BK 18x6x12 15 1 SNA XTAL51 2802 001179 RESONATOR CERAMIC 4MHz 0 5 BK 8x3x5 5mm 1 SNA ZD11 0403 000252 DIODE ZENER BZX84C3V6 3 4 3 8V 350mW SOT 23 TP 1 SNA ZD12 0403 001285 DIODE ZENER BZX84 C11 10 4 11 6V 350mW SOT 23 TP 1 SNA ZD13 0403 000466 DIODE ZENER BZX84C4V3 4 3 225mW SOT...

Page 47: ...LER TR 50 150 200mW DIP 4 ST 1 SNA PCB DB41 00476A PCB SUB 485COMM SH24BP2 FR 4 2 01 1 6T 25x40 P 9 1 SNA R201 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 1 SNA R202 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 1 SNA R203 2007 000084 R CHIP 4 7Kohm 5 1 10W TP 1608 1 SNA R204 2007 000078 R CHIP 1Kohm 5 1 10W TP 1608 1 SNA R205 2007 000078 R CHIP 1Kohm 5 1 10W TP 1608 1 SNA R206 2007 000078 R CHIP 1Koh...

Page 48: ...1 SNA PCB DB41 00347A PCB DISPLAY WW1 STD FR 1 1 30x70 TSE DYNAMIC CONTROL 1 SNA R91 2001 000109 R CARBON S 470ohm 5 1 2W AA TP 2 4x6 4mm 1 SNA R92 2001 000109 R CARBON S 470ohm 5 1 2W AA TP 2 4x6 4mm 1 SNA RM91 0609 001204 MODULE REMOCON HORIZONTAL 6 5mm TR 1 SA SW91 3404 001220 SWITCH TACT 12V 50mA 160gf 6 1x6 1x5 0mm SPST 1 SNA TIMER 0601 000552 LED ROUND GRN 3mm 570nm 1 SNA TURBO 0601 001373 L...

Page 49: ... SNA C114 2401 000832 C AL 220uF 1 SNA C116 2203 000192 C CER CHIP 100nF 1 SNA C117 2203 000192 C CER CHIP 100nF 1 SNA C118 2401 002300 C AL 47uF 1 SNA C119 2401 000832 C AL 220uF 1 SNA C121 2203 000192 C CER CHIP 100nF 1 SNA C122 2203 005261 C CER CHIP 1000nF 1 SNA C123 2401 000303 C AL 100nF 1 SNA C201 2203 001562 C CER CHIP 10nF 1 SNA C202 2203 000189 C CER CHIP 100nF 1 SNA C203 2203 001562 C C...

Page 50: ...CER CHIP 100nF 1 SNA C419 2203 000609 C CER CHIP 22nF 1 SNA C420 2203 000609 C CER CHIP 22nF 1 SNA C421 2401 002274 C AL 220uF 1 SNA C422 2306 000123 C FILM LEAD PPF 100nF 1 SNA C423 2203 000495 C CER CHIP 2 2nF 1 SNA C424 2203 000891 C CER CHIP 4 7nF 1 SNA C425 2203 000495 C CER CHIP 2 2nF 1 SNA C426 2203 000818 C CER CHIP 0 033nF 1 SNA C427 2203 001562 C CER CHIP 10nF 1 SNA C428 2401 001552 C AL...

Page 51: ...203 000189 C CER CHIP 100nF 1 SNA C706 2203 000192 C CER CHIP 100nF 1 SNA C707 2203 000189 C CER CHIP 100nF 1 SNA C708 2203 000189 C CER CHIP 100nF 1 SNA C709 2401 003036 C AL 100uF 1 SNA C710 2203 000189 C CER CHIP 100nF 1 SNA C711 2203 000189 C CER CHIP 100nF 1 SNA C713 2203 000189 C CER CHIP 100nF 1 SNA C714 2401 001552 C AL 47uF 1 SNA C715 2203 000189 C CER CHIP 100nF 1 SNA C721 2203 000192 C ...

Page 52: ...C11 1203 003527 IC PWM CONTROLLER TOP243 1 SNA IC12 0604 001172 PHOTO COUPLER PC181 1 SNA IC13 1203 002948 IC POSI ADJUST REG TL431ACD 1 SNA IC16 DB95 00594A ASS Y VOLTAGE REGULATOR KIA78M05 KA78M05 1 SNA IC19 DB95 00594A ASS Y VOLTAGE REGULATOR KIA78M05 KA78M05 1 SNA IC20 1006 001325 IC BUS TRANSCEIVER LMS1487 1 SNA IC21 1202 000104 IC VOLTAGE COMP LM393 1 SNA IC30 0801 000393 IC CMOS LOGIC 74HC8...

Page 53: ... 0504 000001 TR DIGITAL DTA114EKA 1 SNA R001 2006 001080 R CEMENT S 200ohm 1 SNA R101 2003 000855 R METAL OXIDE S 47Kohm 1 SNA R102 2007 001074 R CHIP 6 8ohm 1 SNA R103 2007 000468 R CHIP 1Kohm 1 SNA R104 2007 000686 R CHIP 3 3Kohm 1 SNA R105 2007 001222 R CHIP 9 09Kohm 1 SNA R106 2007 000263 R CHIP 1 82Kohm 1 SNA R107 2003 000708 R METAL OXIDE S 47ohm 1 SNA R112 2007 000924 R CHIP 470Kohm 1 SNA R...

Page 54: ...HIP 4 7Kohm 1 SNA R408 2007 000781 R CHIP 33ohm 1 SNA R409 2007 000781 R CHIP 33ohm 1 SNA R410 2007 000781 R CHIP 33ohm 1 SNA R411 2007 000254 R CHIP 1 62Kohm 1 SNA R412 2007 000928 R CHIP 470ohm 1 SNA R413 2007 008261 R CHIP 150Kohm 1 SNA R414 2007 008261 R CHIP 150Kohm 1 SNA R415 2007 008261 R CHIP 150Kohm 1 SNA R416 2007 000254 R CHIP 1 62Kohm 1 SNA R417 2007 008562 R CHIP 30 1ohm 1 SNA R418 20...

Page 55: ...007 000455 R CHIP 18Kohm 1 SNA R516 2007 000455 R CHIP 18Kohm 1 SNA R517 2007 000455 R CHIP 18Kohm 1 SNA R518 2007 000076 R CHIP 330ohm 1 SNA R519 2007 000076 R CHIP 330ohm 1 SNA R520 2007 000076 R CHIP 330ohm 1 SNA R521 2007 000076 R CHIP 330ohm 1 SNA R522 2007 000076 R CHIP 330ohm 1 SNA R523 2007 000076 R CHIP 330ohm 1 SNA R524 2007 000455 R CHIP 18Kohm 1 SNA R525 2007 000455 R CHIP 18Kohm 1 SNA...

Page 56: ...3 2007 001318 R CHIP 1Kohm 1 SNA R904 2007 001318 R CHIP 1Kohm 1 SNA R905 2007 001318 R CHIP 1Kohm 1 SNA R906 2007 001318 R CHIP 1Kohm 1 SNA R907 2007 001177 R CHIP 8 2Kohm 1 SNA R908 2007 001177 R CHIP 8 2Kohm 1 SNA R909 2007 001177 R CHIP 8 2Kohm 1 SNA R910 2007 000964 R CHIP 5 1Kohm 1 SNA R911 2007 000964 R CHIP 5 1Kohm 1 SNA R912 2007 000964 R CHIP 5 1Kohm 1 SNA R916 2007 000300 R CHIP 10Kohm ...

Page 57: ...UTDOOR MAIN PCB DB93 03545F UQB18J6WC cont ZD72 0403 000282 DIODE ZENER MMBZ5232B 1 SNA Location No Code No Description Specification Q TY SA SNA Remark Electrical Parts List 6 15 26005A 2 _1 indd 46 2006 04 14 ｿﾀﾈﾄ 5 04 00 ...

Page 58: ...000192 C CER CHIP 100nF 1 SNA C117 2203 000192 C CER CHIP 100nF 1 SNA C118 2401 002300 C AL 47uF 1 SNA C119 2401 000832 C AL 220uF 1 SNA C121 2203 000192 C CER CHIP 100nF 1 SNA C122 2203 005261 C CER CHIP 1000nF 1 SNA C123 2401 000303 C AL 100nF 1 SNA C201 2203 001562 C CER CHIP 10nF 1 SNA C202 2203 000189 C CER CHIP 100nF 1 SNA C203 2203 001562 C CER CHIP 10nF 1 SNA C204 2203 001562 C CER CHIP 10...

Page 59: ...R CHIP 22nF 1 SNA C420 2203 000609 C CER CHIP 22nF 1 SNA C421 2401 002274 C AL 220uF 1 SNA C422 2306 000123 C FILM LEAD PPF 100nF 1 SNA C423 2203 000495 C CER CHIP 2 2nF 1 SNA C424 2203 000891 C CER CHIP 4 7nF 1 SNA C425 2203 000495 C CER CHIP 2 2nF 1 SNA C426 2203 000818 C CER CHIP 0 033nF 1 SNA C427 2203 001562 C CER CHIP 10nF 1 SNA C428 2401 001552 C AL 47uF 1 SNA C429 2203 000192 C CER CHIP 10...

Page 60: ...203 000192 C CER CHIP 100nF 1 SNA C707 2203 000189 C CER CHIP 100nF 1 SNA C708 2203 000189 C CER CHIP 100nF 1 SNA C709 2401 003036 C AL 100uF 1 SNA C710 2203 000189 C CER CHIP 100nF 1 SNA C711 2203 000189 C CER CHIP 100nF 1 SNA C713 2203 000189 C CER CHIP 100nF 1 SNA C714 2401 001552 C AL 47uF 1 SNA C715 2203 000189 C CER CHIP 100nF 1 SNA C721 2203 000192 C CER CHIP 100nF 1 SNA C722 2203 000189 C ...

Page 61: ... 1 SNA IC11 1203 003527 IC PWM CONTROLLER TOP243 1 SNA IC12 0604 001172 PHOTO COUPLER PC181 1 SNA IC13 1203 002948 IC POSI ADJUST REG TL431ACD 1 SNA IC16 DB95 00594A ASS Y VOLTAGE REGULATOR KIA78M05 KA78M05 1 SNA IC19 DB95 00594A ASS Y VOLTAGE REGULATOR KIA78M05 KA78M05 1 SNA IC20 1006 001325 IC BUS TRANSCEIVER LMS1487 1 SNA IC21 1202 000104 IC VOLTAGE COMP LM393 1 SNA IC30 0801 000393 IC CMOS LOG...

Page 62: ... 0504 000001 TR DIGITAL DTA114EKA 1 SNA R001 2006 001080 R CEMENT S 200ohm 1 SNA R101 2003 000855 R METAL OXIDE S 47Kohm 1 SNA R102 2007 001074 R CHIP 6 8ohm 1 SNA R103 2007 000468 R CHIP 1Kohm 1 SNA R104 2007 000686 R CHIP 3 3Kohm 1 SNA R105 2007 001222 R CHIP 9 09Kohm 1 SNA R106 2007 000263 R CHIP 1 82Kohm 1 SNA R107 2003 000708 R METAL OXIDE S 47ohm 1 SNA R112 2007 000924 R CHIP 470Kohm 1 SNA R...

Page 63: ...HIP 4 7Kohm 1 SNA R408 2007 000781 R CHIP 33ohm 1 SNA R409 2007 000781 R CHIP 33ohm 1 SNA R410 2007 000781 R CHIP 33ohm 1 SNA R411 2007 000254 R CHIP 1 62Kohm 1 SNA R412 2007 000928 R CHIP 470ohm 1 SNA R413 2007 008261 R CHIP 150Kohm 1 SNA R414 2007 008261 R CHIP 150Kohm 1 SNA R415 2007 008261 R CHIP 150Kohm 1 SNA R416 2007 000254 R CHIP 1 62Kohm 1 SNA R417 2007 008562 R CHIP 30 1ohm 1 SNA R418 20...

Page 64: ...007 000455 R CHIP 18Kohm 1 SNA R516 2007 000455 R CHIP 18Kohm 1 SNA R517 2007 000455 R CHIP 18Kohm 1 SNA R518 2007 000076 R CHIP 330ohm 1 SNA R519 2007 000076 R CHIP 330ohm 1 SNA R520 2007 000076 R CHIP 330ohm 1 SNA R521 2007 000076 R CHIP 330ohm 1 SNA R522 2007 000076 R CHIP 330ohm 1 SNA R523 2007 000076 R CHIP 330ohm 1 SNA R524 2007 000455 R CHIP 18Kohm 1 SNA R525 2007 000455 R CHIP 18Kohm 1 SNA...

Page 65: ...3 2007 001318 R CHIP 1Kohm 1 SNA R904 2007 001318 R CHIP 1Kohm 1 SNA R905 2007 001318 R CHIP 1Kohm 1 SNA R906 2007 001318 R CHIP 1Kohm 1 SNA R907 2007 001177 R CHIP 8 2Kohm 1 SNA R908 2007 001177 R CHIP 8 2Kohm 1 SNA R909 2007 001177 R CHIP 8 2Kohm 1 SNA R910 2007 000964 R CHIP 5 1Kohm 1 SNA R911 2007 000964 R CHIP 5 1Kohm 1 SNA R912 2007 000964 R CHIP 5 1Kohm 1 SNA R916 2007 000300 R CHIP 10Kohm ...

Page 66: ...UTDOOR MAIN PCB DB93 03545G UQB24J2WC cont ZD72 0403 000282 DIODE ZENER MMBZ5232B 1 SNA Location No Code No Description Specification Q TY SA SNA Remark Electrical Parts List 6 24 26005A 2 _1 indd 55 2006 04 14 ｿﾀﾈﾄ 5 04 02 ...

Page 67: ...SE CARTRIDGE 250V 20A 1 SNA L 3712 001139 CONNECTOR TERMINAL TAB MALE 1 SNA L W EARTH DB39 00514G CONNECT WIRE EARTH GRN YEL 1 SNA L W POWER AC DB39 00998D CBF LEAD WIRE AC POWER WIRE 1 SNA N 3712 001139 CONNECTOR TERMINAL TAB MALE 1 SNA PCB DB41 00433A PCB SUB EMI BOARD PCB 2L 1 SNA R002 2001 001150 R CARBON S 470Kohm 1 SNA R003 2001 001150 R CARBON S 470Kohm 1 SNA VA01 1405 000154 VARISTOR 560Vd...

Page 68: ...SE CARTRIDGE 250V 30A 1 SNA L 3712 001139 CONNECTOR TERMINAL TAB MALE 1 SNA L W EARTH DB39 00514G CONNECT WIRE EARTH GRN YEL 1 SNA L W POWER AC DB39 00998D CBF LEAD WIRE AC POWER WIRE 1 SNA N 3712 001139 CONNECTOR TERMINAL TAB MALE 1 SNA PCB DB41 00433A PCB SUB EMI BOARD PCB 2L 1 SNA R002 2001 001150 R CARBON S 470Kohm 1 SNA R003 2001 001150 R CARBON S 470Kohm 1 SNA VA01 1405 000154 VARISTOR 560Vd...

Page 69: ...ING 1N4148 1 SNA K1 3404 000165 SWITCH TACT 12V 50mA 1 SNA K2 3404 000165 SWITCH TACT 12V 50mA 1 SNA LED91 0601 000402 LED ROUND YEL 1 SNA LED92 0601 000552 LED ROUND GRN 1 SNA LED93 0601 001373 LED ROUND RED 1 SNA PCB DB41 00447A PCB DISPLAY PCB 1L 1 SNA Location No Code No Description Specification Q TY SA SNA Remark Electrical Parts List 6 27 26005A 2 _1 indd 58 2006 04 14 ｿﾀﾈﾄ 5 04 02 ...

Page 70: ...Samsung Electronics 7 1 7 Wiring Diagram 7 1 Indoor Unit This Document can not be used without Samsung s authorization 26005A 2 _1 indd 1 2006 04 14 ｿﾀﾈﾄ 5 04 03 ...

Page 71: ...7 2 Samsung Electronics 7 2 Outdoor Unit UQB18J6WC This Document can not be used without Samsung s authorization 26005A 2 _1 indd 2 2006 04 14 ｿﾀﾈﾄ 5 04 04 ...

Page 72: ...Samsung Electronics 7 3 UQB24J2WC This Document can not be used without Samsung s authorization Wiring Diagram 26005A 2 _1 indd 3 2006 04 14 ｿﾀﾈﾄ 5 04 06 ...

Page 73: ...Samsung Electronics 8 Schematic Diagram 8 1 Indoor Unit This Document can not be used without Samsung s authorization 8 1 26005A 2 _1 indd 4 2006 04 14 ｿﾀﾈﾄ 5 04 07 ...

Page 74: ...Samsung Electronics 8 2 Outdoor Unit This Document can not be used without Samsung s authorization 8 2 26005A 2 _1 indd 5 2006 04 14 ｿﾀﾈﾄ 5 04 10 ...

Page 75: ...criptions SMPS INDOOR FAN CONTROL ZERO CROSSING PART INDOOR TEMPERATURE SENSOR BUZZER PART SUB PCB CONNECTOR DISPLAY STEP MOTOR ION This Document can not be used without Samsung s authorization Samsung Electronics 9 1 26005A 2 _1 indd 6 7 2006 04 14 ｿﾀﾈﾄ 5 08 41 ...

Page 76: ...SOR EEV PFC SMPS INVERTER This Document can not be used without Samsung s authorization Samsung Electronics 9 2 Circuit Descriptions Circuit Descriptions 9 1 2 Outdoor Unit 26005A 2 _1 indd 8 9 2006 04 14 ｿﾀﾈﾄ 5 08 43 ...

Page 77: ...t Exchanger Evaporator Heat Exchanger Condenser Propeller fan Cross fan 2 Way valve Expansion Valve 3 Way valve 4 Way valve Gas side Liquid side Compressor Indoor Unit Outdoor Unit Cooling Heating Gas Leak Check Point 26005A 2 _1 indd 10 2006 04 14 ｿﾀﾈﾄ 5 04 25 ...

Page 78: ...Motor Remocon Module HVPS High voltage Generator Humidity Sensor DISPLAY PCB Connection Anions Melody PCB Connection Auto grill 1 Test Board Connection Auto grill 2 Indoor Fan Motor 8 9 10 1 2 3 4 5 11 12 6 7 13 14 1 7 14 12 10 13 8 2 3 4 9 6 5 10 PCB Diagram 10 1 Indoor PCB 11 26005A 2 _1 indd 1 2006 04 14 ｿﾀﾈﾄ 5 04 39 ...

Page 79: ...emperature Sensor Power L DIS OUT Temperature Sensor BLDC FAN EEV Connector AC FAN Comp Connector Wire Communication 485 Reactor Connector Wire 6 7 8 1 2 3 4 5 9 10 9 2 1 10 4 3 7 6 8 5 10 2 Outdoor PCB 26005A 2 _1 indd 2 2006 04 14 ｿﾀﾈﾄ 5 04 52 ...

Page 80: ...1 1 Indoor Unit The design and shape can be changed according to the model Air filter under the grille Air flow blades outlet Operation indicator Green Timer indicator Green Turbo indicator Red On Off button Temperature sensor Air Inlet 26005A 2 _1 indd 1 2006 04 14 ｿﾀﾈﾄ 5 04 53 ...

Page 81: ...msung Electronics 11 1 2 Outdoor Unit UQB18J6WC Air Outlet Air Inlet Rear Connection Valve UQB24J2WC Air Outlet Air Inlet Rear Connection Valve Operating Instructions 26005A 2 _1 indd 2 2006 04 14 ｿﾀﾈﾄ 5 04 55 ...

Page 82: ...displayed Press the button to select the fan speed until the required setting is displayed Heat Mode Press the button on the remote control until is displayed Press the button to select the fan speed until the required setting is displayed 11 2 1 Basic Function Automatic rotated Low Medium High Turbo Maximum Automatic rotated Low Medium High 11 3 26005A 2 _1 indd 3 2006 04 14 ｿﾀﾈﾄ 5 05 01 ...

Page 83: ... Cool and Heat mode If you select this function in the Dry or Fan mode the mode changes to the Auto mode Energy Saving Function Press the button Mode Explanation Remark Dry Mode Press the button on the remote control until is displayed Fan Mode Press the button on the remote control until is displayed Basic Function cont 11 2 2 Applied Function Operating Instructions 26005A 2 _1 indd 4 2006 04 14 ...

Page 84: ...indicator Temperature and Timer setting Turbo button 1 Hour Timer button Battery life indicator Battery check button Timer Set Cancel button Fan speed indicator Airflow direction Fan speed button Airflow control button Operation modes indicator AUTO COOL DRY FAN HEAT Note Each mode indicator shows the current setting and the battery life You can check the battery life by pressing the button Note T...

Page 85: ... 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 ORANGE of the indoor unit light...

Page 86: ...rrectly 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 normal FUSE F701 T3 15 A ...

Page 87: ...f indoor unit terminal 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 th...

Page 88: ...C05 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 Up Down louver motor is faulty Troubles...

Page 89: ...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 power cord and exchange...

Page 90: ...nsor 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 outdoor...

Page 91: ...C300V 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 body error No No NG No Y...

Page 92: ...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 2...

Page 93: ...perature 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 Exchange the PCB Normal operation Exit Yes Yes Yes Yes No No No No No 32 0...

Page 94: ...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 Exchange the PCB Normal operation Exit Yes Yes Ye...

Page 95: ...emperature 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 11 26005A 2 _1 indd 16 2006 04 14 ｿﾀﾈﾄ 5 05 14 ...

Page 96: ... 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 Yes ...

Page 97: ...ressor 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 Compressor Restart after re...

Page 98: ...ure 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 No...

Page 99: ...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 Troubleshooting 12 15 26005A 2 ...

Page 100: ...t 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 Troubleshooti...

Page 101: ...ice 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 Capacitor normal Is the power ...

Page 102: ... 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 17 The others 1 AC Line Zero Cross Signal OUT Check the assembly condition of peripheral part of IC21 ZD21 ZD22 and D200 on the PCB 2 Capacity mi...

Page 103: ...er driving circuit 1 Display part LED lamp Switch Remocon module 1 Outdoor Main PCB part MICOM and surrounding circuit IPM and PFC circuit and control circuit 1 EMI PCB Part Line filter and Noise Capacitor Varistor 12 3 3 Indoor Detailed Inspection Procedure No Procedure Inspection Method Cause 1 Plug out and pull the PCB out of the electronic box Check the PCB fuse 1 Is the fuse disconnected Over...

Page 104: ... Red Light On Green Flickering Yellow Light Off 2 Is the voltage of C103 250V over 3 Is the input of IC19 8V and the output 5V Inner short of outdoor PCB Wrong assembly of outdoor PCB 4 Check the condition of indoor outdoor connection cable 1 Is the green LED light on once per second 2 Is the indoor outdoor connection cable connected in order 3 Is the grounding wire connected to the both of indoor...

Page 105: ...asure the resistance between terminals of the connector CN72 with a tester Normal At the normal temperature 50 F 86 F 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 68 F 86 F 20 C 30 C Abnormal 0Ω Open or Short Compare terminal Resistance Remark Yellow Blue 198Ω 10 Yello...

Page 106: ...Samsung Electronics MEMO 12 22 26005A 2 _1 indd 27 2006 04 14 ｿﾀﾈﾄ 5 05 17 ...

Page 107: ...ING 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 SMPS POWER BLOCK VOLTAGE REGULATOR OPTION MELODY CONTROL PART SPEAKE...

Page 108: ...Samsung Electronics SMPS 485 COMMUNICATION SUB PCB INDOOR FAN CONTROL BUZZER CONTROL Block Diagram 13 2 26005A 2 _1 indd 29 2006 04 14 ｿﾀﾈﾄ 5 05 20 ...

Page 109: ...E SENSOR SMPS 4 WAY VALVE EEV FAN 13 2 Outdoor Unit 13 3 INV IC MCU BLDC FAN CONTROL SIGNAL PFC CONTROL SIGNAL COMPRESSOR CONTROL 6P BLDC LED CONTROL SIGNAL OSCILLATION CIRCUIT PFC CIRCUIT AC FAN CONTROL SIGNAL EEV CONTROL SIGNAL 4 WAY CONTROL SIGNAL LED CONTROL SIGNAL INDOOR COMMUNICATION SIGNAL COMPRESSOR AC INPUT INDOOR UNIT AC ZERO CROSSING SIGNAL COMPRESSOR ZERO CROSSING SIGNAL BLDC FAN PULSE...

Page 110: ...Samsung Electronics OUTDOOR FAN B D DIODE IPM DC_LINK CAP SMPS IGBT Block Diagram 18 13 4 26005A 2 _1 indd 31 2006 04 14 ｿﾀﾈﾄ 5 05 23 ...

Page 111: ...Operating Instructions and Installation Samsung Electronics OUTDOOR FAN B D DIODE IPM DC_LINK CAP SMPS IGBT Block Diagram 24 13 5 26005A 2 _1 indd 32 2006 04 14 ｿﾀﾈﾄ 5 05 26 ...

Page 112: ...Product A 1 J 6 Q W C B 8 V K C Buyer code H P C O Q H P S C O In Out A In U Out Technical V R22 Inv D R22 BLDC B R410A BLDC kBtu 09 Grill Design J WW Premium W WW Standard Outdoor Chassic J WB 6 Q 2 P P J W WW Power Source E Europe 220 240V 50Hz C US 208 230V 60Hz 14 1 26005A 2 _1 indd 33 2006 04 14 ｿﾀﾈﾄ 5 05 26 ...

Page 113: ...1 1658 4 6262 0 0018182 0 13826 1 156 4 142 2 128 0 113 8 99 5 85 3 142 2 128 0 113 8 99 5 85 3 71 1 56 8 68 77 86 95 104 113 68 77 86 95 104 113 80 6 66 2 69 8 59 0 89 6 73 4 80 6 66 2 69 8 59 0 89 6 73 4 75 2 64 4 68 0 59 0 80 6 59 0 554 7 526 3 497 8 469 4 440 9 412 5 14 23 32 41 50 59 68 77 75 2 64 4 68 0 59 0 80 6 59 0 107 6 104 0 100 4 96 8 93 2 86 6 86 0 14 23 32 41 50 59 68 77 Pressure PSi...

Page 114: ...ace 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 differences The same principle appl...

Page 115: ...re 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 ventilate the room with the windows open while opera...

Page 116: ...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 cool ing or ventilation facility installed in a building...

Page 117: ...r or brush 4 When you finish insert air filters by fixing them to each tab of the grille 5 To close the front grille fix it to hooks and push down the lower right and left tabs of the grille 6 Clean the front grille with a damp cloth and mild detergent do NOT use benzene solvents or other chemicals Note If you have not used the air conditioner for a long time select the Fanmode for 3 to 4 hours to...

Page 118: ...clean the filters every 3 months 1 Open the upper front grille by pulling the lower right and left tabs of the grille 2 Pull out the deodorizing and Bio filter 3 Wash the filters with clean water then dry them in the shade 4 Insert the filters in their place Note You can change the position of filters with each other 5 Close the front grille Bio Filter Deodorizing Filter Reference Sheet 14 7 26005...

Page 119: ...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 hose t...

Page 120: ...essure 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 cork of both liquid side...

Page 121: ...ation 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 fore...

Page 122: ...msung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law Samsung Electronics Co Ltd Apr 2006 Printed in China Code No DB98 26005A 2 26005A 2 _co indd 2 2006 04 14 ｿﾀﾈﾄ 5 01 23 ...

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