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Samsung W0690, Service Manual

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Samsung W0690 Service Manual Download Page 38

Samsung Electronics

7-1

7. Block Diagram

7-1 Refrigerating Cycle Block Diagram

PINCH PIPE

(SERVICE VALVE)

SUCTION LINE

ACCUMULATOR/COMPRESSOR

EVAPORATOR

CAPILLARY TUBE

CONDENSER

DISCHARGE LINE

PINCH PIPE

(SERVICE VALVE)

 AW0690-00162A-3  5/16/00 11:36 AM  Page 7-1

Summary of Contents for W0690

Page 1: ...0 AW1890 AIR CONDITIONER CONTENTS 1 Precautions 2 Product Specifications 3 Installation and Operating Instructions 4 Disassembly and Reassembly 5 Troubleshooting 6 Exploded Views and Parts List 7 Block Diagram 8 PCB Diagram 9 Wiring Diagrams SERVICE Manual ...

Page 2: ... cord and avoid tapping into a power cord This practice may result in malfunction or fire 6 After completing repairs and reassembly check the insulation resistance Procedure Prior to applying power measure the resistance between the power cord and the ground terminal The resistance must be greater than 30 megohms 7 Make sure that the grounds are adequate 8 Make sure that the installation condition...

Page 3: ...1 2 Samsung Electronics MEMO ...

Page 4: ...x 595 9 2 1 000 600 10 000 10 0 45 3 x 17 2 x 14 AFS090ZREA 44B102HS1EF MRA12109 12007 40 15µF 370VAC Dual Type 600 x 395 x 595 12 0 1 330 800 12 000 9 0 45 3 x 14 2 x 14 AMAFS 100ZREB 44B124HW1EG 4 MRA98693 12007 40 15µF 370VAC Dual Type 660 x 425 x 730 723 x 555 x 798 230 208V 8 5 9 1 1 800 1 750 1 090 18 000 17 500 10 0 10 0 61 3 x 16 3 x 15 AFS140ZTEA 48B175IV1EH MRA12107 12007 35 6µF 450VAC D...

Page 5: ...ide view Unit mm Model AW0690 AW0790 AW0890 AW1090 AW1290 AW1890 W 520 520 520 600 600 660 H 345 345 345 394 395 425 D 485 485 485 595 595 730 Temperature adjustment buttons On Off button Fan speed adjustment buttons Timer button FAN COOL mode selection buttons Energy saver button Air Swing button ...

Page 6: ...ixtures and other electrical appliances obtain a clearance of at least one meter 6 Make sure that you install the unit in an area which provides easy drainage for condensed water 7 Make sure that you install the unit in an area not exposed to rain or direct sunlight Install a separate sunblind if exposed to direct sun light 8 Do not install the unit in an area subjected to noise or vibration ampli...

Page 7: ... is set to HIGH 3 The set temperature can not be indicated and set 3 2 3 Energy Saver Operation If the compressor turn off at the cooling operation the fan motor turn off after operating during the fixation time only and operation that save energy by turn off the fan motor continuously before the condition of the compressor on The fan motor is not operated at flow wind operation 1 Energy Saver ope...

Page 8: ...0 C 86 F if the increase key is pressed it is not increased TACT If you press the Increase Decrease key of the remote controller it occurs the alarm horn at above status It is possible a single shot and continue operation In case of the operation off and flow wind operation it is treated invalidity Temperature It is decreased the desired temperature that displayed now adjustment The desired temper...

Page 9: ...ype Left right swing Operation and stop of the left right swing Once key on left right swing on key on left right swing off again No operation continuously TACT In case that the fan motor off saving energy operation left right swing motor is not operated It is cleared in fan motor on Off timer Setting the OFF Timer In status of non reservation stand by the reservation set for once when key on disp...

Page 10: ...connected lines Replace compressor Inspect electrical wiring for defects and terminals for correct and secure connections Solder discharge line Corrective action Check refrigerant oil level Add oil as necessary Solder suction line Use nitrogen gas Performsolderingfunction Fillsystemwithnitrogengas Check for leakage Recharge system Recharge system Evacuate system Release nitrogen gas Problem Low oi...

Page 11: ...e refrigerant Refill 30cc 5 The high pressure side is filled up with oil after the vacuum is completed 6 When the refrigerant leaks it is generally not necessary to refill the oil if the leakage is not severe 4 2 Samsung Electronics Fill the transparent container with 10cc of oil and then conduct the test Refrigerant Cycle Normal Over heated Compressor damage Color Light Yellow Brown Dark brown Od...

Page 12: ...binet Ass y Control 1 Pull the panel front and remove the screw on the grille 2 Push the grille left side and pull up 1 Remove the two screws both side cabinet 2 Pull the front both side and remove the unit from the cabinet 1 Remove the blade V and arm blade 2 Remove 2 screws and 2 earth wire screws 3 Remove two lead wire assemblies 4 Take out the control box forward 4 3 1 AW0690 AW0790 AW0890 ...

Page 13: ...se Cond Propeller Fan 1 Remove 6 screws on the Frame up and remove the Frame up and the reinf from case cond 1 Remove two screws on the bottom side and 4 screws on the case cond 2 Pull up the case cond and separate the cond case from the cond 3 Remove the nut flange and remove the pro peller fan ...

Page 14: ...lectronics 4 5 Disassembly and Reassembly No Part name Procedures Remarks Cond Casing Blower Motor 1 Remove the cond casing 1 Move the motor blower toward the evap and lift up the motor blower from the frame low ...

Page 15: ...while pressing down on both sides of the lower part of the cabinet pull it forward by about 30 and then lift it up for removal 3 Pull out the Seal cabi front between Base pan can Cabinet 1 Remove the screws on both sides of the cabinet to disconnect the cabinet and frame 2 Pull the handle on the front side of the bottom and remove the unit from the cabinet 1 Remove 6 screws and earth wire screw 2 ...

Page 16: ... and Reassembly No Part name Procedures Remarks Frame Up Case Cond Propeller Fan 1 Remove 10 screws on the Frame Up 1 Remove two screws on the bottom side and 5 screws on the case cond 2 Remove the nut flange and remove the propeller fan ...

Page 17: ...eassembly No Part name Procedures Remarks Blower Motor Cond Casing 1 Remove two screws on the clip motor and remove the clip motor 2 Move the motor blower toward the evap and lift up the motor blower from the frame low 1 Remove the cond casing ...

Page 18: ...ille 2 Hold the lower part of grill with two hands while pressing down on both sides of the lower part of the cabinet pull it forward by about 30 and the then lift it up for removal 1 Remove the screws on both sides of the cabi net to disconnect the cabinet and frame 2 Pull the handle on the front side of the bottom and remove the unit from the cabinet 1 Remove 10 screws on the evap cover and eart...

Page 19: ...tor Plate Evap Casing 2 Remove 3 screw on the control box and two lead wire assemblies 3 Take out the control box forward 1 Remove for screws on the left and right side of the evaporator 1 Lift up the evaporator and remove the tray drain 2 Remove two screws on the left side of the plate evap casing ...

Page 20: ...exagon nut and remove the blower 1 Remove two screws on the bottom side and 5 screws on the case cond 2 Loosen the hexagon nut and remove the fan 1 Remove four hexagon nuts on the base pan 2 Move the motor assembly toward the condenser and lift up the motor assem bly from the frame 3 Remove the clips on both sides carefully using the driver ...

Page 21: ...4 12 Samsung Electronics MEMO ...

Page 22: ...t Check whether the unit is stopped as a result of completion of the sleep time Pull out the power plug for ten seconds and then insert it again Air flows but Check whether the Air filter is clogged with dust or is dirty no cooling Check whether the desired temperature is too high Set the desired temperature to a lower level than the current temperature Check whether it is in FAN mode The remocon ...

Page 23: ...he trans TN71 normal Is the secondary voltage of the trans TN71 normal AC 13V AC 17V Is the F01 3 15A fuse blown Is the rectifying diode D101 D106 normal Are the IC01 KA7812 and IC02 KA7805 normal Is the voltage of DC 17V DC 23V applied at both ends of the C102 electrolytic condenser Is the voltage of DC 12V applied at both ends of the C104 electrolytic condenser Is the voltage of DC 5V applied at...

Page 24: ...and replace it Normal operation Check the micom IC04 for a short and replace it Replace the assembly panel PCB Replace the assembly panel PCB Y N Normal operation N N N N N N Y Y Y Y Y Y Y Turn off the power and then turn it on again five seconds later When the LED lamp is not operated When the TACT switch is not operated Is the voltage of the micom IC02 No 7 13 port a square wave Is the voltage o...

Page 25: ...panel PCB Dose the Buzzer sound when the power on Check whether the COOL LED lamp is on and th operation starts when pressing the on off button of the remocon Is the battery voltage of the remocon above DC 2 7V Is the collector voltage of the remocon Q1 Q2 C2412 a square wave Does the X TAL oscillate normally Is the input voltage of the micom IC04 No 51 pin of the assembly main PCB a aquare wave G...

Page 26: ...tarts when pressing the on off button of the remocon Is the IC03 output normal When the compressor is ON IC03 No 15 pin Low Does the relay RY71 operate normally When the compressor is ON the RY71 should operat Is the compressor normal Go to the clause No power Go to the clause when he remocon does not operate Check the IC03 for short and cold soldering Replace the IC03 Check the relay coil resista...

Page 27: ...hen pressing the air swing button of the remote control Is the IC03 output normal When the air swing motor is on IC03 No 11 pin Low Does the relay RY 75 operate normally When the air swing motor is operated the RY75 should be operated Go to the clause No power Normal operation Check the IC03 for a short and cold soldering Replace the IC03 Check the relay coil resistance Normal About 400Ω Replace t...

Page 28: ...peration starts when pressing the on off button of the remocon Is the IC03 output normal When the fan motor is High IC03 No 13 pin LOW When the fan motor is Mid IC03 No 14 pin LOW When the fan motor is Low IC03 No 16 pin LOW Does the relay RY 72 73 76 operate normally When the fan motor is High RY72 should operate When the fan motor is Mid RY73 should operate When the fan motor is Low RY76 should ...

Page 29: ...1 Samsung Electronics 6 Exploded View and Parts List 6 1 Main unit 6 1 1 AW0690 AW0790 AW0890 39 35 32 31 29 28 32 33 30 38 37 36 15 17 25 24 26 20 22 23 21 34 18 19 8 3 4 1 2 5 27 6 7 9 10 11 16 14 13 12 ...

Page 30: ... 1 DB62 00150C TUBE DISCHARGE ASS Y 1 21 44A062HS1EB ASS Y COMP 115V 60Hz 1 44A072HWEB ASS Y COMP 115V 60Hz 1 44A080HS1EB ASS Y COMP 115V 60Hz 1 22 DB60 30028A NUT WASHER M8 ZPC 3 3 3 23 DB73 10004A GROMMET ISOLATOR EPDM 3 3 3 24 DB63 10026A COVER TERMINAL NORYL BLK 1 1 1 25 DB60 30018A NUT FLANGE M5 SM20C 1 1 1 26 DB47 20000F OLP POLYESTER MRA12040 12008 1 DB47 20001V OLP POLYESTER MRA98706 12008...

Page 31: ...6 3 Samsung Electronics 1 7 6 5 13 2 3 4 9 8 11 12 14 4 3 2 1 5 6 7 14 15 18 16 17 13 9 8 10 11 12 19 21 20 19 22 23 26 10 37 36 32 30 29 27 25 30 31 28 35 34 33 6 1 2 AW1090 AW1290 ...

Page 32: ...7 DB96 10730A ASS Y TUBE SUCTION ASS Y 1 DB96 00348B ASS Y TUBE SUCTION ASS Y 1 18 44B102HS1EF ASS Y COMP ROTARY TYPE 1 44B124HW1EG ASS Y COMP ROTATY TYPE 1 19 DB47 20001U OLP POLYESTER MRA98693 12007 1 DB47 00004Y OLP POLYESTER MRA12109 12007 1 20 DB60 30028A NUT WASHER M8 ZPC 3 3 21 DB73 10004A GROMMET ISOLATOR EPDM 3 3 22 DB63 10026A COVER TERMINAL NORYL BLK 1 1 23 DB60 30018A NUT FLANGE M5 SM2...

Page 33: ...6 5 Samsung Electronics 1 2 29 3 4 7 8 16 15 13 14 9 10 17 19 11 18 5 6 30 20 21 26 27 28 23 24 25 22 34 35 32 26 31 33 37 38 36 6 1 3 AW1890 ...

Page 34: ...CC M 1 17 DB67 00047A FAN PROPELLER ABS 1 18 DB96 00328A ASS Y COND 3 x 16 1 19 DB90 20215F ASS Y BASE ASS Y SECC P 1 20 DB62 00066B TUBE SUCTION C1220T 0 OD12 7 1 21 DB96 00349A ASS Y TUBE CAPILLARY ID1 2 x L1100 1 22 48B175IV1EH ASS Y COMP 48B175IV1EH 1 23 DB62 00067C TUBE DISCHARGE C1220T 0 1 24 DB60 30028A NUT WASHER HEX 2C M8 3 25 DB73 10004A GROMMET ISOLATOR EPDM 3 26 DB35 00004W OLP MRA1210...

Page 35: ... E ASS Y PCB PANEL CONNECT WIRE DISPL CASE CONTROL E ARM BLADE ASS Y MOTOR SWING COVER PCB POWER CORD THERMISTOR ASS Y PCB MAIN ASS Y PCB MAIN CLIP CAPACITOR C OIL C OIL C OIL C TOR WIRE AW0690 AW0790 AW0890 PC PS AW09A0KE ASS Y AWG26 18 SGCC M ABS M2CK59ZT19 H PS T2 13A 125V 103AT ASS Y ASS Y SGCC M 25 5µF 370V 30 5µF 370V 35 6µF 370V ASS Y 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

Page 36: ...R DAMPER HIPS 1 1 14 DB66 70022D ARM BLADE ABS 1 1 15 2501 001191 C OIL 40 15uF 370VAC 1 1 16 DB65 10008B CLIP CAPACITOR SECC P T0 8 1 1 17 DB31 10152A SWING MOTOR M2CK59ZT19 1 18 PD SM12A 00 ASS Y MAIN PCB AW12A8JB 1 1 8 1 PD SM12A 03 ASS Y MAIN PCB ASS Y 1 19 PD SM12D P1 ASS Y PANEL PCB ASS Y 1 1 10 DB39 20358C C W DISPLAY AWG 26 18 1 1 11 DB32 10051A THERMISTOR 103AT 1 1 12 DB64 00108A PANEL CO...

Page 37: ...7A PANEL CONTROL E HIPS 1 3 PD SM12D P1 ASSY PANEL PCB ASS Y 1 4 PD SM12D 00 ASSY MAIN PCB ASS Y 1 5 DB61 00188A CASE CONTROL SGCC M 1 6 DB90 50161B ASSY FRAME BLADE ASSY 1 7 DB95 20065F ASSY MOTOR SWING M2LJ49ZU32 1 8 2501 001208 C OIL 35 6µF 450VAC 1 9 DB65 10008A CLIP CAPACITOR SGCC M 1 10 DB66 70029A ARM BLADE POM 1 11 DB66 70024A LEVER DAMPER HIPS 1 12 DB39 00169C POWER CORD 15A 250V 1 Part L...

Page 38: ...g Electronics 7 1 7 Block Diagram 7 1 Refrigerating Cycle Block Diagram PINCH PIPE SERVICE VALVE SUCTION LINE ACCUMULATOR COMPRESSOR EVAPORATOR CAPILLARY TUBE CONDENSER DISCHARGE LINE PINCH PIPE SERVICE VALVE ...

Page 39: ...ol Temp setting Fan speed high Fan speed mid Fan speed low Energy saver Compressor Fan motor Power circuit DC5V Power circuit DC12V Down trans Power input Oscillation Circuit Pad Control LED Lamp 7 seg led display Cool Fan Saver High MED Low Timer Temp Hz Air swing KEY Operation Temerature set Operation Mode Air swing Energe saver Fan speed Off timer Remocon control Remocon signal control Main Mic...

Page 40: ... e SEG DATA f SEG DATA g GRID1 GRID2 GRID3 GND VCC OPTION SAVE OPTION GND KEY IN2 GRID4 GRID5 OPTION OPTION OPTION OPTION COM INPUT COM OUTPUT KEY IN1 Vcc 1 P40 P67 64 2 P41 P66 63 3 P42 P65 62 4 P43 P64 61 5 P44 P75 60 6 P45 P74 59 7 P46 P73 58 8 P47 P72 57 9 P50 P71 56 10 P51 P70 55 11 P52 P03 54 12 P53 P02 53 13 P54 P01 52 14 P55 P00 51 15 P56 Vss1 50 16 P57 X1 49 17 Vss0 X2 48 18 Vdd0 IC 47 19...

Page 41: ...8 PCB Diagram 8 1 Samsung Electronics 8 1 Ass y Main PCB PD SM12A 00 PD SM12A 01 PD SM12A 02 PD SM12A 03 PD SM12D 00 ...

Page 42: ...477A DE60 10100A DE62 30031A DE30 20016A DE39 60001A 2201 000807 3711 000744 IN4007 1000V 470V 4500A 17x12 270V 4500A 330 OHM 5 1 8W 100 OHM 5 1 2W 100K OHM 5 1 8W 10K OHM 5 1 8W 4 7K OHM 5 1 8W 1K OHM 5 1 8W 3 3K OHM 5 1 8W 620 OHM 5 1 2W 10K OHM 1 1 8W 6 8K OHM 1 1 8W 100pF 5 50V 100nF 5 50V 1000µF 5 50V 470µF 20 25V 3300µF 20 25V 47µF 20 16V 4MHz MURATA DI1U 12V JQ1A 12V YW396 03AV WHT SMW 250 ...

Page 43: ... 001025 0601 000166 2001 000003 2001 000042 2001 000290 2001 000776 2202 000173 2401 000598 3404 001022 3711 003782 1003 000337 DE07 20028B DE13 20017A DE39 60001A DE41 00101A DE59 00004A 1N4148M 100V ROUND GRN 5mm 330 OHM 5 1 8W 1K OHM 5 1 8W 10K OHM 5 1 8W 470 OHM 5 1 2W 1nF 10 50V 1µF 20 50V 12V DC 50mA BOX 18P 1R KID65783AP SSD A3202GS A15 KID65003AP PI0 6 SN T52MM FR 1 T1 6 W197 L247 KSM 313T...

Page 44: ...HIP SPRING SPRING A3083 COMP 0681 A4539 050 050 61609 421 120 A4150 0168 DB09 10156A A4050 0140 32167 662 012 61079 917 010 61079 917 331 A1450 131 101 A1453 131 104 A6674 00C0 0171 A6674 00C0 0181 194 122 5 1 6T OCR455B1 50V 47µF 5 11 S15312 H KS51840 39 2SC2412K DAP202K SDS2836 1 10 1 0Ω J 1 10 330Ω J CL21C 101 J CL21C 104 Z NICO SUS ø0 6 NICO SUS ø0 6 1 1 1 2 1 2 1 1 1 2 1 1 1 X1 C3 LED 1 2 IC1...

Page 45: ...s 9 1 MODEL AW0690 AW0790 AW0890 AW0890 XAC AW1090 AW1290 AW1290 XAC AW1890 D 14D 271R 14D 271R 14D 271R 14D 471R E F C F C F F 4 7K 1 8W 10K 1 8W 4 7K 1 8W 10K 1 8W 4 7K 1 8W C O O X X B 125VAC 125VAC 125VAC 250VAC A AC120V AC120V AC120V AC230V OPTION 2A 3 5 16 00 11 42 AM Page 7 10 ...

Page 46: ...9 2 Samsung Electronics 9 2 Remote Control ...

Page 47: ...ay not in whole or in part be copied photocopied reproduced translated or converted to any electronic or machine readable from without prior written permission of Samsung Electronics Co Ltd SyncMaster 17GLi CMG7387L Service Manual First edition June 1995 Printed in Korea Trademarks Samsung is a registered trademark and SyncMaster 17GLi CMG7387L and MacMaster Cable Adapter are trademark of Samsung ...

Page 48: ...ELECTRONICS Samsung Electronics Co Ltd Apr 2000 Printed in Korea Code No DB81 00162A 1 ...

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