Samsung AW069AB Service Manual Download Page 1

ROOM AIR CONDITIONER

AW078AA
AW088AA
AW108AA
AW128AA

AW069AB
AW089AB
AW109AB
AW129AB

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.

Wiring Diagram

SERVICE

Manual 

 DB98-04511A(1)-CO  3/20/02 2:28 PM  Page 2

Summary of Contents for AW069AB

Page 1: ...AB AW089AB AW109AB AW129AB 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 Wiring Diagram 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 megaohms 7 Make sure that the grounds are adequate 8 Make sure that the installation condition...

Page 3: ...1 2 Samsung Electronics Type Model Name A B The symbol of model name Notice AW078AA AW088AA AW069AB AW089AB AW109AB AW128AA AW129AB C AW108AA ...

Page 4: ...rator Fan Type Fan Motor Model YGN55 6F YGN55 6E YGN55 6B YGN55 6B Compressor Rotary Model 44C062HU1EA 44A072HW1EB 44A080HU1EB 44A076HU1EB Overload Protect MRA12040 12008 MRA98706 12008 MRA12083 12008 MRA12083 12008 Compressor Capacitor F VAC 35 370 25 370 35 370 35 370 Fan Motor Capacitor F VAC 5 250 6 450 6 250 6 250 Fan speed RPM 780 750 670 780 720 650 880 780 710 880 780 710 Thermo Control Ai...

Page 5: ...or Model YGN61 6A YFK70 6A YGN60 6B YGN60 6G Compressor Rotary Model 44B098HU2EF 44B098HU2EF 44B124HX1EL 44B124HX1EL Overload Protect MRA12132 12007 MRA12132 12007 MRA98693 12007 MRA98693 12007 Compressor Capacitor F VAC 45 370 45 370 50 370 50 370 Fan Motor Capacitor F VAC 15 250 8 250 15 250 15 250 Fan speed RPM 1020 970 900 880 800 740 880 780 710 880 780 710 Thermo Control Air Swing Model WIND...

Page 6: ... Front view Side view Unit mm Timer setting button Sleep timer setting button Operating mode selection buttons Energy Saver button Air flow blade swing button Temperature adjustment buttons Fan speed adjustment buttons ON OFF button Type W H D A 520 345 485 B 600 394 595 C 550 345 485 ...

Page 7: ...2 4 Samsung Electronics MEMO ...

Page 8: ...e 5 Make sure that you install the unit in an area away from TVs audio units cordless phones fluorescent lighting fixtures 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...

Page 9: ... range 1 C interval from 18 C to 30 C 3 2 2 Fan operation mode 1 If Fan operation mode signal is received from remocon or panel the compressor is immediately turned off and only fan motor is operated at set blowing speed it changes such as High Med Low High if Fan speed is selected 2 The initial Fan motor speed is set to High 3 The set temperature can not be indicated and set 3 2 3 Energy saver op...

Page 10: ... 3 2 5 Air flow blade swing motor operation 1 The Air flow blade swing motor is turned on and off according to Air flow blade swing operation in remocon or panel if SET is cooling or Fan operation mode 2 If the operation mode is ENERGY SAVER in case of fan motor being turned off Air flow blade swing motor is immediately turned off 3 2 6 LED display indication in case of error detection ERROR OPERA...

Page 11: ...ration is OFF it is considered as an invalid key In case of FAN mode operation it is considered as an invalid key Continuous operation is available Circulaire Circulaire motor operation and stop Once ON Circulaire motor operation Another ON Circulaire motor stop Continuous operation is not available In case of operation stop when the fan motor is turned off it is considered as an invalid key Timer...

Page 12: ...AIRE ON Others OFF In case of set temperature display NO 1 7 SEG LED DISPLAY indicates temperature of the tens digit NO 2 7 SEG LED DISPLAY indicates temperature of the units digit In case of time display NO 1 7 SEG LED DISPLAY indicates time of the tens digit NO 2 7 SEG LED DISPLAY indicates time of the units digit In case of set temperature display NO 3 7 SEG LED DISPLAY indicates temperature un...

Page 13: ...e of pressing ENERGY SAVER on off key set operates as power saving mode 18 In case of pressing key set temperature increase by 1 C 18 C 30 C 19 In case of pressing key set temperature decrease by 1 C 30 C 18 C 10 In case of pressing TIMER key the convenient reserve TIMER time increase by 1 Hr 1Hr 24Hr 11 In case of pressing SLEEP key SLEEP operates 12 In case of power off all keys except POWER key...

Page 14: ...426 3 537 3 652 3 772 3 897 4 026 4 161 4 300 4 444 4 594 4 749 4 912 5 080 5 256 5 439 5 630 5 828 6 033 6 246 6 468 6 699 6 941 7 192 7 455 7 729 8 015 8 313 Temperature C THERMISTOR RESISTOR Kohm 1 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 8 622 8 944 9 281 9 632 10 000 10 380 10 780 11 200 11 630 12 090 12 560 13 060 13 570 14 120 14 680 ...

Page 15: ...3 8 Samsung Electronics MEMO ...

Page 16: ...d 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 Perform soldering function Fillsystemwithnitrogengas Check for leakage Pinch and braze filling tube Recharge system Evacuate system Release nitrogen gas Problem...

Page 17: ...ter vacuum is completed the oil is filled through the high pressure side 6 In the event of a refrigerant leak generally it is not necessary to add oil Unless the oil has leaked significantly Fill the transparent container with 10cc of oil and then conduct the test Conidition of Refrigerant Cycle Normal Over heated Compressor Damage Color Straw Yellow Brown Color Dark Brown Odor No Odor Pungent oil...

Page 18: ...l front and remove the screw on the grille 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 two screws both side cabinet 2 Pull the front both side and remove the unit from the cabinet 1 Remove 6 screws on the COVER EVAP 2 Remove the COVER EVAP POW ER MOD E T...

Page 19: ... 4 Remove 1 screw under the Base pan and earth wire screw 5 Remove two lead wire assemblies 6 Take out the control box forward 1 Remove 2 screws on the front side 2 Remove 4 screws on the left side 3 Pull up the PLATE EVAP CASING and TRAY DRAIN 1 Remove 2 screws on the rear side Base pan and 7 screws on the case cond 2 Pull up the CONDENSER from the Base pan 3 Remove the nut and remove the propell...

Page 20: ... name Procedures Remarks CASE COND Motor the others parts 1 Remove the CASE COND 1 Remove 4 screws on the MOTOR and remove the motor 2 Remove 4 screws on the mounter motor and remove the mounter motor 3 Remove the CASE BLOWER 4 Remove 4 screws on the PARTITION ...

Page 21: ... part of the grill with two hands 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 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 the 8 screws on the COVER EVAP 2 Remove the COVER EVAP 4 6...

Page 22: ...ws under the BASE PAN and earth wire screw 5 Remove two lead wire assemblies 6 Take out the control box forward 1 Remove 2 srews on the front side 2 Remove 3 screws on the left side 3 Remove 1 screw from the Base pan 4 Pull up the PLATE EVAP CASING and TRAY DRAIN 1 Remove 2 screws on the rear side Base pan and 7 screws on the case cond 2 Pull up the CONDENSER from the Base pan 3 Remove the Nut and...

Page 23: ...t name Procedures Remarks CASE COND MOTOR the others parts 1 Remove the CASE COND 1 Remove 4 screws on the MOTOR and remove the motor 2 Remove 4 bolts on the mounter motor and remove the mounter motor 3 Remove the CASE EVAP 4 Remove 4 screws on the partition ...

Page 24: ...re or the power plug is pulled out 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 wheth...

Page 25: ...10 range Is the secondary voltage of the transformer normal AC 13V AC 17V Is the F701 3 15A fuse blown Is the rectifier diode D101 D104 normal Are the IC01 KA7812 and IC02 KA7805 normal Is the voltage of DC 17V DC 23V applied at both ends of the C101 electrolytic condenser Is the voltage of DC 12V applied at both ends of the C102 electrolytic condenser Is the voltage of DC 5V applied at both ends ...

Page 26: ...mal operation Check the micom IC04 for a short and replace it Replace the MEMBRANE KEY PAD Replace the MEMBRANE KEY PAD 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 DISPLAY is not operated When the MEMBRANE KEY is not operated Is the voltage of the micom IC04 No 1 2 38 43 port a square wave Is the voltage of the micom I...

Page 27: ...ther the COOLING ICON 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 QT1 QT2 a square wave Does the X TAL RJ 455JB oscillate normally Is the input voltage of the micom IC04 No 15 pin of the assembly main PCB a aquare wave Go to the clause No power The remocon is normal...

Page 28: ...on and the operation starts 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 operate 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...

Page 29: ...ower on Does the air swing motor operate when 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 c...

Page 30: ... on and the operation 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 Med IC03 NO 14 pin LOW When the fan motor is Low IC03 No 16 pin LOW Does the relay RY 72 73 operate normally When the fan motor is High RY72 should operate When the fan motor is Med RY73 should operate When the fan motor is Low RY...

Page 31: ...5 8 Samsung Electronics MEMO ...

Page 32: ...d C 19 21 24 25 26 22 20 23 1 2 3 3 2 2 2 2 1 6 1 5 15 17 10 11 16 28 29 27 30 7 8 9 14 18 12 13 6 4 32 31 31 5 31 10 31 9 31 7 31 6 31 1 31 2 31 13 31 3 31 4 31 8 31 12 31 11 33 You can search for the updated part code number through the ITSELF URL http itself sec samsung co kr ...

Page 33: ...61 00645A 30FO PS T10 1 1 1 1 1 10 NUT WASHER DB60 30004A M6 SM20C NTR 1 1 1 1 1 11 BLOWER DB67 00013A ABS OK PJT 1 DB67 50078A ABS 180 1 1 1 1 12 MOUNT MOTOR DB61 00651A SGCC M 1 1 1 1 DB61 00690A SGCC M 1 13 MOTOR FAN DB31 00123C YGN55 6F 1 DB31 00123B YGN55 6E 1 DB31 00123A YGN55 6B 1 1 DB31 00140A YGN61 6A 1 14 ASSY COVER EVAP DB90 00539A ASSY 1 1 1 1 DB90 00539B ASSY 1 15 FAN PROPELLER DB67 5...

Page 34: ... 26 OLP DB47 20002F MRA12040 12008 1 DB47 20001V MRA98706 12008 1 MRA12083 12008 1 1 MRA12132 12007 1 27 GASKET DB63 20002A EPDM T0 8 1 1 1 1 1 28 NUTWASHER DB60 30028A HEX2CM8ZPC 3 3 3 3 3 29 GROMMET ISOLATER DB73 00070A NR3 3 3 3 3 3 30 ASSYCABINET DB90 00133P N PJT 1 1 1 1 DB90 00701A T PJT 1 31 ASSYCONTROL DB93 00465B 6K 1 DB93 00465F 7K 1 DB93 00465A 8K 1 1 DB93 00465E 10K 1 32 TRAYDRAIN DB63...

Page 35: ...7 24 25 26 27 12 13 1 16 10 4 28 29 20 18 23 2 2 2 2 1 2 3 3 7 9 8 14 6 5 5 1 6 1 21 32 31 31 5 31 10 31 9 31 7 31 6 31 1 31 2 31 13 31 3 31 4 31 8 31 12 31 11 33 You can search for the updated part code number through the ITSELF URL http itself sec samsung co kr ...

Page 36: ... 13 MOTOR FAN DB31 00122F YGN60 6A 1 DB31 00122A YGN60 6B 1 DB31 00122E YGN60 6G 1 14 ASSY COVER EVAP DB90 00511A ASSY 1 1 1 15 FAN PROPELLER DB67 00139A ABS G F20 1 1 1 16 NUT FLANGE DB60 30020A M6 FEFZY LF 1 1 1 17 CASE COND DB61 00647A PP T2 1 1 1 18 ASSY BASE DB90 00514A D PJT 1 1 1 19 ASSY COND DB96 00979A 7 3 17 510 4 1 1 1 20 COMPRESSOR 44B098HU2EF 115V 60Hz 1 44B124HX1EL 115V 60Hz 1 1 21 T...

Page 37: ...6 6 Samsung Electronics Exploded View and Parts List Part List Type B ...

Page 38: ...OR DB31 00084A M2CK59ZT79 H 1 1 1 1 6 C OIL 2501 001228 35 F 370VAC 1 1 2501 001226 25 F 370VAC 1 2501 001230 45 F 370VAC 1 7 CLIP CAPACITOR DB65 10008B SGCC M T0 8 1 1 1 1 8 POWER CORD ASSY DB39 00343A 125V 13A 1 1 1 1 9 C FILM 2301 001451 5 F 250VAC 1 2301 001449 6 F 450VAC 1 1 2301 001452 15 F 250VAC 1 10 TRANSFORMER DB26 00006B AC115V 50Hz 60Hz 1 1 1 1 11 CASE CONTROL LOW DB61 00417A SGCC M T0...

Page 39: ...1 6 C O IL 2 5 0 1 0 0 1 2 3 0 4 5 F 3 7 0 V A C 1 2 5 0 1 0 0 1 2 3 1 5 0 F 3 7 0 V A C 1 7 C L I P C A P A C I T O R D B 6 5 1 0 0 0 8 B S G C C M T 0 8 1 1 8 P O W E R C O R D A S SY D B 3 9 0 0 3 4 3 B 1 2 5 V 1 5 A 1 1 9 C F ILM 2 3 0 1 0 0 1 4 4 8 8 F 2 5 0 V A C 1 C F ILM 2 3 0 1 0 0 1 4 5 2 1 5 F 2 5 0 V A C 1 1 0 T R A N S FO R M E R D B 2 6 0 0 0 0 6 B A C 1 1 5 V 5 0 H z 6 0 H z 1 1 1 1...

Page 40: ...ntrol Fan motor control Reset Circuit Led display control Remocon Single Receiving Operation Swing Timer Sleep Fan speed high Fan speed med Fan speed low Fan Cool Energy saver Temp setting Temp setting Compressor Fan motor Power circuit DC 5V Oscillation Circuit Membrane Pad control Energe saver Temp set Operation Mode Swing Sleep Fan select Timer Remocon single control MAIN MICOM Remote Control R...

Page 41: ...GRID4 GRID3 Vcc Vss 10MHz RESONATOR 10MHz RESONATOR TEST GRID2 GRDI1 RESET IC OUTPUT KEY IN1 KEY IN2 REMOCON EEPROM CS LOW FAN COMPERSSOR MIDDLE FAN HIGH FAN 4 WAY VALVE Vcc 1 P0 1 P4 4 44 2 P0 0 P0 2 43 3 P4 3 P0 3 42 4 P4 2 P0 4 41 5 VDD P0 5 40 6 VSS P0 6 39 7 Xout P0 7 38 8 Xin P1 0 37 9 TEST P1 1 36 10 P4 1 P1 2 35 11 P4 0 P1 3 34 12 RESET P1 4 33 13 P2 0 P1 5 32 14 P2 1 P3 7 31 15 P2 2 P3 6 ...

Page 42: ...Samsung Electronics 7 3 MEMO ...

Page 43: ...8 1 Samsung Electronics 8 PCB Diagram 8 1 ASS Y Main PCB DB93 00407B ...

Page 44: ... CERAMIC 2012 TRANSISTOR TRANSISTOR DIODE SWITCHING SMALL IC MCU RELAY POWER CERAMIC RESONATOR LED DISPLAY RELAY 1T4 470V 4500A KID65003AP KA7533Z KA7805A KA7812A PH 3 L6 A6063 L23 5 W30 2200µF 25V 1000µF 35V 100µF 10V 22µF 16V YW396 03AV YEL YW396 03AV WHT YW396 05AV WHT JSW250 02 RED JSW250 03 RED 250V 3 15A FB 58 20MM CSB2220BA 620 OHM 1 2W KSM713TE5 FCZ254 08S PI0 6 52MM PI0 6 52MM 3216 TYPE F...

Page 45: ...8 3 Samsung Electronics MEMO ...

Page 46: ...Samsung Electronics 9 1 DIAGRAM ELECTRIC DB68 02015A 9 Wiring Diagram CN73 ...

Page 47: ...Samsung Electronics 10 2 10 1 Samsung Electronics 10 1 Main PCB 10 Schematic Diagrams No Resistor Temp Unit R411 10K J C 4 7K J F OPTION ...

Page 48: ...10 3 Samsung Electronics 10 2 Remote Control KEY NAME K29 SAVE K37 TIMER K39 SLEEP K41 AIR SWING K49 TEMP K50 TEMP K53 LOW FAN K54 MID FAN K55 HIGH FAN K57 FAN K60 COOL K63 ON OFF ...

Page 49: ...ou need more information please see the service website Itself Solution Integrated technology supporting electronic library http itself sec samsung co kr Copyright 2002 By Samsung Electronics Co Ltd All rights reserved This manual may 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 Samsu...

Reviews: