Samsung AQ09W8WE Service Manual Download Page 37

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9. Schematic Diagram

9-1 Indoor Unit

This Document can not be used without Samsung's authorization.

DB98_15924A(3)_1 4/6/04 3:00 PM Page 44

Samsung Electronics

Summary of Contents for AQ09W8WE

Page 1: ...pecifications 2 Disassembly and Reassembly 3 Refrigerating Cycle Diagram 4 Set Up the Model Option 5 Troubleshooting 6 Exploded Views and Parts List 7 Block Diagram 8 Wiring Diagram 9 Schematic Diagram ROOM AIR CONDITIONER AQ09W8WE UQ09W8WE SH12ZWHD SH12ZWHDX SH09ZW8X AQ12WHWED UQ12WHWED SH09ZW8 ...

Page 2: ...ion AQ12WHWE D SH12ZWHD X AQ09W8WE SH09ZW8 X INDOOR UNIT DB27 C WB19 C OUTDOOR UNIT DB35 C WB24 C INDOOR UNIT DB32 C WB23 C OUTDOOR UNIT DB43 C WB26 C Indoor unit Outdoor unit Wall mounted 12000 BTU h 2600 W 13000 BTU h 2900 W 1 2 0 9 8 3 7 5 8 3 8 0 41 39 37 53 53 38 36 34 51 51 41 39 37 53 53 38 36 34 51 51 10 BTU h 2 68 W W 11 02 BTU h 3 22 W W 1 220 240 50 1 220 240 50 1200 970 1180 900 5 3 4 ...

Page 3: ...o Parts Procedure Remark 1 Front Grille 1 Stop the air conditioner operation and block the main power 2 Open the Front Grille by pulling right and left sides of the hook 3 Loosen 1 of the right screw and detach the Terminal Cover 4 Detach the thermistor from the Front Grille 5 Loosen 2 fixing screws of Front Grille Samsung Electronics 2 ...

Page 4: ...nel Front and Tray Drain 7 Unlock 3 hooks to fix Panel Front and Back Body 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 of Ass y Control In 1 Pull Tray Drain out from the Back Body 3 Samsung Electronics ...

Page 5: ...tion Pipe 3 Detach the Holder Pipe at the rear side 4 Loosen the 3 fixing screws of right and left side 5 Lifting the Heat Exchanger up a little to push the up side for separation from the indoor unit 1 Loosen the fixing screw and detach the Motor Holder 2 Detach the Fan Motor from the Fan 3 Detach the Fan From the left Holder Bearing Samsung Electronics 4 ...

Page 6: ...rews on both right and left Cabinet Side edge 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 5 Samsung Electronics ...

Page 7: ...assemble the pipe in both inlet and outlet 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...

Page 8: ... 2 Loosen 1 fixing screws of the Cover Control and take off the Cover Control 3 Loosen 8 fixing screws of the Cabi Front and take off the Cabi Front 4 Loosen the fixing screws of the Assy Control Out 5 Loosen the fixing screws of the Assy Cabi side and take off the Cabi side 2 3 Outdoor Unit 7 Samsung Electronics ...

Page 9: ...ble the pipe in both inlet and outlet 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 1 Loosen the 3 bolts at the bottom 2 Detach the Comp...

Page 10: ...at Exchanger Evaporator Heat Exchanger Evaporator Propeller fan Cross fan 2 Way valve Capillary tube Capillary tube Check valve Note 3 Way valve 4 Way valve Gas side Liquid side Compressor 3 Refrigerating Cycle Diagram 3 1 Refrigerating Cycle Diagram 9 Samsung Electronics ...

Page 11: ...1 4 2 5 Setting Option SEG1 Push the button to set the display panel to Every time you push the button the display panel reads repeatedly 2 Setting Option SEG2 Push the button to set the display panel to Every time you push the button the display panel reads repeatedly 4 Setting Option SEG3 Push the button to set the display panel to Every time you push the button the display panel reads repeatedl...

Page 12: ...isplay panel to Every time you push the button the display panel reads repeatedly 9 Change it into the set display of Option SEG7 and SEG8 with the button 11 Setting Option SEG8 Push the button to set the display panel to Every time you push the button the display panel reads repeatedly 13 Setting Option SEG9 Push the button to set the display panel to Every time you push the button the display pa...

Page 13: ...e input of option is completed 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 controller Second Re insert the battery into the remote controller Third Press ON OFF key with the direction of remote controller for set Error Mode 1st If all lamps of indoor unit are flickering Plug out plug in power plug again ...

Page 14: ...ble of the option Code Model Option Code SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 AQ12WHWE D SH12ZWHD X 2 5 0 2 5 7 0 3 4 0 AQ09W8WE SH09ZW8 X 2 5 0 2 5 7 0 2 2 E 4 2 Table of the option Code 4 2 Table of the option Code ...

Page 15: ...ir conditioner does not operate The compressor and indoor fan stop intermittently in HEAT mode Indoor fan and outdoor fan stop operation intermittently in a HEAT mode The compressor stops intermittently in a COOL mode or DRY mode and fan speed of the indoor unit decreases 1 2 3 4 5 6 7 8 9 Operation of air conditioner Explanation It indicates power is on The LED stops blinking if the opera tion ON...

Page 16: ...P OPERATION TIMER TURBO No response from the remote control operation signal Unable to operate the outdoor unit Plug out and plug in 5 seconds later Press the TURBO button with the remote control In 3 minutes check the voltage between the indoor unit terminal block N 1 and 1 Able to operate the remote control Unable to operate the remote control AC200V AC240V No power source displayed OK Press the...

Page 17: ...plug the power cord and plug it after 5 seconds Check the setting temperature operate Check the display board Check the indoor unit control board No Reconnect wires correctly Check whether two wires of power cord are connected correctly to the terminal block and control board Press the Power Button on the remote control unit to operate the air conditioner No Replace fuse Check whether the fuse on ...

Page 18: ...B board 2 Troubleshooting procedure Yes Yes Yes Yes After unplugging out the power cord should be reconnected within 5 seconds No Check as in the procedure NO power parts No Micom should be replaced Does the Solid State Relay SS71 work properly Does the OPERATION lamp blink Micom is out of order Test rod location PCB CN72 Condition pin 3 and 5 Fan operate About AC 180V Normal Voltage No PCB should...

Page 19: ...ERMINAL BLOCK connector N 1 1 2 3 2 Troubleshooting procedure Yes Yes No Yes Yes Yes No After unplugging out the power cord should be reconnected within 5 seconds Does the timer lamp blink during operation No Check as in the procedure No Power parts No PCB should be checked Is the power relay RY71 operated by adjusting the room temperature Does the OPERATION lamp blink Micom is out of order PCB sh...

Page 20: ...re Yes No Yes Yes Remove power cord and plug in again in approx 5 seconds UP DOWN louver motor is faulty No Check as in the procedure No Power parts Yes Normal Does operation start when swing button of the remote control unit pushed Is STD lamp blinking No Micom IC04 is faulty Voltage at pin 57 60 of micom IC04 change Squarewave No Driver IC06 08 ULN2003A is faulty Voltage at pin 16 of IC06 ULN200...

Page 21: ...or 2 Troubleshooting procedure No Yes Yes Yes After training on the heating operation should start in 5 minutes 4 Way valve should be replaced or connecting Cable Check No No Abnormal Micom Is the number checking 11 of IC05 ULN2003A LOW Is the number 38 of Micom IC04 DC 5 0V No Abnormal IC05 Is the voltage between CN71 1 and CN71 5 rating voltage 10 range No Abnormal RY73 PCB should be replaced Ab...

Page 22: ...om the ASS Y PCB CN43 connector and measure the sensor resistance with an ohmmeter tester 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 Is the sensor resistance value 10KΩ 3 at the room temperature of 25 C Yes Poor ASS Y PCB Replace Below 0 5V Yes Poor ASS Y PCB Replace Over 4 9V Indoor unit room temperature sen...

Page 23: ...3 8 When the remote control is not receiving 1 Check if the connector was normally assembled 2 Put the set in operation and check the voltage of No 3 and No 2 of the main PCB CN91 while operating the remote control When the voltage descends below 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...

Page 24: ... 7 3 8 1 1 3 1 4 1 6 4 9 7 2 1 2 5 1 5 4 5 2 5 3 8 1 7 1 8 5 3 3 4 3 6 3 8 1 5 3 1 3 2 3 5 3 3 You can search for the updated part code number through the ITSELF URL http itself sec samsung co kr 6 Exploded Views and Parts List 6 1 Indoor Unit 10 ...

Page 25: ... 3 2 DB61 01635A BLADE H HIPS 3 3 DB61 01636A BLADE V PP 3 4 DB63 00849A TRAY STABILIZER ABS 3 5 DB69 00839A CUSHION EPS TRAY RH EPS30 3 6 DB73 00180A RUBBER CAP GUM EPM 3 7 DB95 20138A ASS Y STEPPING MOTOR PM24 600g 24BYJ48 3 8 DB94 00458B ASS Y DRAIN HOSE ASS Y 3 8 1 DB61 01715A CLIP TERMINAL HOSE STS PI1 0 4 DB93 02481S ASS Y CONTROL IN ASS Y 5 DB92 00536D ASS Y PANEL FRONT ASS Y 5 1 DB64 00989...

Page 26: ...HIPS 3 3 DB61 01636A BLADE V PP 3 4 DB63 00849A TRAY STABILIZER ABS 3 5 DB69 00839A CUSHION EPS TRAY RH EPS30 3 6 DB73 00180A RUBBER CAP GUM EPM 3 7 DB95 20138A ASS Y STEPPING MOTOR PM24 600g 24BYJ48 3 8 DB94 00458B ASS Y DRAIN HOSE ASS Y 3 8 1 DB61 01715A CLIP TERMINAL HOSE STS PI1 0 4 DB93 02481S ASS Y CONTROL IN ASS Y 5 DB92 00536D ASS Y PANEL FRONT ASS Y 5 1 DB64 00989A PANEL FRONT PS 5 2 DB64...

Page 27: ...AIN ASS Y 3 1 DB63 00848A TRAY DRAIN ABS 3 2 DB61 01635A BLADE H HIPS 3 3 DB61 01636A BLADE V PP 3 4 DB63 00849A TRAY STABILIZER ABS 3 5 DB69 00839A CUSHION EPS TRAY RH EPS30 3 6 DB73 00180A RUBBER CAP GUM EPM 3 7 DB95 20138A ASS Y STEPPING MOTOR PM24 600g 24BYJ48 3 8 DB94 00458B ASS Y DRAIN HOSE ASS Y 3 8 1 DB61 01715A CLIP TERMINAL HOSE STS PI1 0 4 DB93 02481S ASS Y CONTROL IN ASS Y 5 DB92 00536...

Page 28: ... TRAY DRAIN ABS 3 2 DB61 01635A BLADE H HIPS 3 3 DB61 01636A BLADE V PP 3 4 DB63 00849A TRAY STABILIZER ABS 3 5 DB69 00839A CUSHION EPS TRAY RH EPS30 3 6 DB73 00180A RUBBER CAP GUM EPM 3 7 DB95 20138A ASS Y STEPPING MOTOR PM24 600g 24BYJ48 3 8 DB94 00458B ASS Y DRAIN HOSE ASS Y 3 8 1 DB61 01715A CLIP TERMINAL HOSE STS PI1 0 4 DB93 02481S ASS Y CONTROL IN ASS Y 5 DB92 00536B ASS Y PANEL FRONT ASS Y...

Page 29: ...6 2 Outdoor Unit 17 3 1 22 3 2 16 10 5 15 8 20 11 12 17 1 17 2 17 8 17 7 17 5 17 6 13 6 3 1 7 19 18 21 4 19 4 19 3 17 9 19 2 19 1 9 2 14 17 4 17 3 31 Samsung Electronics ...

Page 30: ...N AS G F 20 422g 13 DB60 30004A NUT FLANGE 14 DB63 00815A GROMMET NR 15 DB60 30028A NUT WASHER 16 DB96 03861A ASS Y COND 2x24 FP1 5 LOUVER 17 DB93 02748G ASS Y CONTROL OUT ASS Y 17 1 DB61 01642A CASE CONTROL OUT SGCC M T0 6x150x250 17 2 2501 001236 CAPACITOR COMP 30µFx450V 17 3 2301 001375 CAPACITOR MOTOR 1 5µFx450V 17 4 DB65 40049E TERMINAL BLOCK 17 5 DB65 10046A CLIP CAPACITOR 17 6 DB61 00250A H...

Page 31: ...33 Samsung Electronics 6 3 Outdoor Unit ...

Page 32: ...UTDOOR ASSY PARTITION ISOLATOR GROMMET R COMP SSEC SCREW MACHINE SPONGE COMP SIDE BRACKET VALVE ASSY COND 44B102JXAEL DB60 30028A DB72 00720A DB61 01651A DB96 02973A 9 ASSY TUBE CAPILLARY DB90 01279A ASSY BRACKET MOTOR ASSY CABINET SIDE ASSY CONTROL OUT 13 2501 001237 C OIL 13 2 13 3 13 4 TERMINAL BLOCK 13 5 2301 001375 C FILM 13 6 DB61 01196A CASE CONTROL OUT 14 15 16 17 20 19 18 22 21 DB90 01277...

Page 33: ...NECTOR WIRE S W MODULE DISPLAY CONNECTOR WIRE STEP MOTOR UP DOWN ASS Y THERMISTOR WIRE COVER CLAMP POWER CORD Q TY Remark ABS FR 4 120x90 4P FR 1 30x70 SGCC M T1 2 ABS PH M3xL22 TH M4xL16 TH M4xL10 8P 5P 4P 103AT HIPS 3P 1 1 1 1 1 1 1 2 1 1 1 1 1 1 DB61 01637A DB93 02482A DB65 00140A DB93 02483A DB61 01639A DB61 00171A 6001 000929 6001 000725 6001 001054 DB39 00949A DB39 00147A DB32 00020D DB63 00...

Page 34: ...H M L FLAP ON OFF TIMER SELECT ENERGY SAVING BATTERY CHECK TEMPERATURE SELECT ZERO VOLTAGE DETECT BLADE CONTROL INDOOR FAN MOTOR CONTROL COMPRESSOR CONTROL TEMPERATURE CONTROL TIMER BUZZER CONTROL OUTDOOR FAN MOTOR CONTROL 4 WAY VALVE CONTROL TRIGGER SIGNAL SSR COMPRESSOR DRIVE OUTDOOR FAN MOTOR DRIVE STEPPING MOTOR DRIVE BUZZER DRIVE 4 WAY VALVE DRIVE COMPRESSOR CONTROL SIGNAL STEPPING MOTOR CONT...

Page 35: ...8 Wiring Diagram 8 1 Indoor Unit This Document can not be used without Samsung s authorization Code No DB98 15139A 37 Samsung Electronics ...

Page 36: ...This Document can not be used without Samsung s authorization 8 2 Outdoor Unit C1 MOTOR CAPACITOR FM1 FAN MOTOR C2 COMP CAPACITOR O L P OVER LOAD PROTECTOR Code No DB98 15607A Samsung Electronics 38 ...

Page 37: ...9 Schematic Diagram 9 1 Indoor Unit This Document can not be used without Samsung s authorization 39 Samsung Electronics ...

Page 38: ...ce Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law Samsung Electronics Co Ltd Apr 2004 Code No DB98 21594A 1 Made in China ...

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