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Samsung SH07APG, Service Manual

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Samsung SH07APG Service Manual Download Page 14

13

Samsung Electronics

Disassembly and Reassembly

No

Parts

Procedure

Remark

2

3

4

Fan

&

Motor

Heat Exchanger

Compressor

1) Detach the connection wire of the Motor

Fan.

2) Remove the Nut Flange.(Turn to the clock-

wise)

3) Detach the Fan.

4) Loosen 4 fixing screws to detach 

the Motor.

5) Loosen 4 fixing screws and detach the

Motor Bracket from the Base.

1) Loosen 2 fixing screws of left and right

side.

2) Disassemble the inlet and outlet pipe by

welding.

3) Detach the Heat Exchanger.

1) Open the Terminal Cover of Compressor

and unscrew the Connection Terminal.

2) Disassemble the inlet and outlet pipe of 

Compressor by welding.

3) Loosen 3 fixing bolts of the lower part.
4) Detach the Compressor.

 DB98_15732A(3)_1  3/9/04 10:09 AM  Page 13

Summary of Contents for SH07APG

Page 1: ...l CONTENTS AIR CONDITIONER 11 Product Specifications 12 Operating Instructions 13 Disassembly and Reassembly 14 Refrigerating Cycle Diagram 15 Set Up the Model Option 16 Troubleshooting 17 Exploded Views and Parts List 18 Block Diagram 19 PCB Diagram 10 Wiring Diagram 11 Schematic Diagram ROOM AIR CONDITIONER ...

Page 2: ...Cooling Test Condition Maximum Operation Condition Wall mounted 2 47 2 46 0 9 6 0 24 6 8 24 36 47 47 47 36 57 47 57 3 21 3 42 1 220 240 50 770 720 3 4 3 3 98 5 94 9 18 0 250V 10 16A 795 x 258 x 179 695 x 530 x 280 31 3 x 10 2 x 7 0 27 4 x 20 9 x 11 0 7 5 27 0 ø6 35 x 7 ø9 52 x 7 ø18 x 2 000 Rotary Cross fan Propeller steel steel 11 25 2ROW 10STEP 1ROW 24STEP CAPILLARY TUBE 350 650 MRA99901 9201 Wa...

Page 3: ...ndition Maximum Operation Condition Wall mounted 2 70 2 90 1 4 6 4 24 7 4 24 39 50 48 58 39 50 48 58 3 21 3 41 1 220 240 50 840 850 3 7 3 7 98 7 99 9 21 0 250V 10 16A 795 x 258 x 179 695 x 530 x 280 31 3 x 10 2 x 7 0 27 4 x 20 9 x 11 0 7 5 28 0 ø6 35 x 7 ø9 52 x 7 ø18 x 2 000 Rotary Cross fan Propeller steel steel 11 25 2ROW 10STEP 1ROW 24STEP CAPILLARY TUBE 280 590 RBC12054 12500 Wall mounted 3 5...

Page 4: ...C Low Pressure kg cm 2 G 40 30 6 22 5 27 19 21 5 14 6 SH07APG SH07APGA 10 9 8 7 3 20 30 Outdoor drybulb temperature deg C Low Pressure kg cm 2 G 40 30 6 22 5 27 19 21 5 14 6 SH09APG 10 9 8 7 6 20 30 Outdoor drybulb temperature deg C Low Pressure kg cm 2 G 40 30 6 22 5 27 19 21 5 14 6 SH12APG ...

Page 5: ... To increase the temperature by the pressing the temperature button On Off UP DOWN Low Medium High Automatic rotated Sleep button The sleep timer can be used when you are cooling or heating your room to switch the air conditioner off automatically after a period of 6 hours Turbo button The air conditioner cools or heats the room as quickly as possible After 30 minutes the air conditioner is reset ...

Page 6: ...until the required time display FUNCTION OF KEY Anion button Press the button to generate ion from the air conditioner NAMED OF KEY No 9 10 11 12 13 On Timer button The On Timer enables you to switch on the air conditioner automatically after a given period of time that is from 30 minutes to 24 hours To set the operating time press the button one or more times until the required time display Timer...

Page 7: ...w temperature release Prevention against freeze 5 TURBO MODE This mode is available in AUTO COOL HEAT DRY FAN MODE When this button is pressed at first the air conditioner is operated powerful state for 30 minutes regardless of the set temperature room temperature When this button is pressed again or when the operating time is 30 minutes turbo operation mode is canceled and returned to the previou...

Page 8: ...ven period of time You can set the period of time from 30 minutes to 24 hours 11 GENERATING ANION The air conditioner can generate anion with an ionizer in the indoor unit 12 SELF DIAGNOSIS 13 BUZZER SOUND Whenever the On Off button is pressed or whenever change occurs to the condition which is set up or select the compulsory operation mode buzzer is sounded beep Indoor unit room temperature senso...

Page 9: ...Replace PCB Model option 2 2 1 Replace PCB model option No Yes Remove power cord Replace the PCB module Check the connection and plug in Refer to set up the Model option 15 17page Replace another PCB Does all display lamp blink ...

Page 10: ...parate tape of Front Panel upper 3 Slide the lower Front Grille down then disassemble it by pulling it forwards 4 Open the upper Front Grille by pulling right and left sides of the Grille 5 Take the left and right Filter out 6 Loosen one of the right screw and detach the Terminal Cover 7 Detach the thermistor from the Front Grille 8 Loosen 5 fixing screws of Front Grille 9 Pull the lower left and ...

Page 11: ... Panel Grille with the thumb to remove the hook And press the right of the upper side of the Panel Grille with the fingers And then disassemble the Panel Grille 1 Take all the connector of PCB upper side out Including Power Cord 2 Detach the outdoor unit connection wire from the Terminal Block 3 If pulling the main PCB up it will be taken out 1 Pull Tray Drain out from the Back Body ...

Page 12: ...e 2 Detach the Connection Pipe 3 Detach the Holder Pipe at the rear side 4 Loosen 3 fixing screws of right and left side 5 Detach the Heat Exchanger from the indoor unit 1 Loosen 2 fixing screws and separate the Motor Holder 2 Loosen 1 fixing screw of Fan Motor with a M3 wrench 3 Detach the Fan Motor from the Fan 4 Detach the Fan from the left Holder Bearing ...

Page 13: ...g screws and separate the Cover Valve 2 Detach the connection wire from the Terminal Block 3 Loosen 4 fixing screws and detach the Cabinet Front 4 Loosen 2 fixing screws and detach the Cabinet Side LF 5 Loosen 2 fixing screws of the Cabinet Side RH 6 Loosen 2 fixing screws and detach the Bar Steel ...

Page 14: ... 4 fixing screws to detach the Motor 5 Loosen 4 fixing screws and detach the Motor Bracket from the Base 1 Loosen 2 fixing screws of left and right side 2 Disassemble the inlet and outlet pipe by welding 3 Detach the Heat Exchanger 1 Open the Terminal Cover of Compressor and unscrew the Connection Terminal 2 Disassemble the inlet and outlet pipe of Compressor by welding 3 Loosen 3 fixing bolts of ...

Page 15: ...Cycle Diagram Indoor Unit Outdoor Unit T1 T2 2 Way valve 3 Way valve Gas side Heat Exchanger Evaporator Heat Exchanger Evaporator Liquid side Capillary tube 4 Way valve Cooling Heating Gas leak check point Compressor Cross fan Propeller fan ...

Page 16: ...sh the button the display panel reads or repeatedly Setting is not required if you must a value which has a default Push the button to set the display panel to Every time you push the button the display panel reads repeatedly 3 Push the button to set the display panel to Every time you push the button the display panel reads repeatedly 4 Push the button to set the display panel to Every time you p...

Page 17: ... key to set the display part to and check the display part The display part shows Press the Mode Selection key to set the display part to and check the display part The display part shows Step 4 Pressing the ON OFF button When pressing the operation ON OFF key with the direction of remote controller for unit the sound Ding or Diriring is heard and the OPERATION ICON lamp of the display is flickeri...

Page 18: ...e Model Option OPTION ITEMS REMOCON MODEL SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SH07APG SH07APGA SH09APG SH12APG 0 2 6 0 6 4 1 7 0 2 2 E 0 2 6 0 6 5 1 7 0 2 2 E 0 2 6 5 6 5 1 7 0 3 5 1 0 6 7 0 6 4 1 7 0 3 6 2 ...

Page 19: ... The compressor and indoor fan stop intermittently in HEAT mode In case of heat pump model Indoor fan and outdoor fan stop operation intermittently in a HEAT mode 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 OFF button on the remote control unit is pushed In happens after a delay of 3 minutes when the compressor is ...

Page 20: ...ER TURBO Lamp flickering Lamp off 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 AC198V AC242V No power source displayed OK...

Page 21: ...he air conditioner Check whether two 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 3 15 A 250 V Check the output of SMPS on the control board Input power AC230 15 V IC02 Input DC 12 V IC02 output DC 5 V Check the setting temperature Check the indoor unit control board Check the display board Reconnect ...

Page 22: ...S 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 sensor error...

Page 23: ...sor 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 C 15 20 25 Temperature C 30 35 40 Resistance Value Kohm 8 31 6 94 5 83 Resistance Value Kohm 14 68 12 09 10 Others The data tolerance is 3 6 2 3 Room Pipe sensor failure Indoor unit ...

Page 24: ... 5 seconds Does the OPERATION lamp blink Does the Solid State Relay SS71 work properly Is the supply voltage of the fan motor sufficient Test rod location PCB CN72 Condition About AC 180V Normal voltage pin 3 and 5 Fan operating Yes Yes Yes Yes No No No Check as in the procedure NO power PCB is out of order PCB should be replaced Replace Motor Fan Capacitor Fan motor should be replaced Fan motor i...

Page 25: ...g out the power cord should be reconnected within 5 seconds Does the OPERATION lamp blink Yes No Yes No No No Yes Yes Outdoor unit is out of order Power relay is out of order Power relay should be replaced PCB should be checked Micom is out of order Sensor Should be replaced Room temperature sensor is out of order Check as in the procedure No Power Is the room sensor normal resistor 10 C 20 C 30 C...

Page 26: ...n start when swing button of the remote control unit pushed Voltage at pin 57 60 of micom IC04 change Squarewave Voltage at pin 2 5 of CN61 motor connector change Squarewave UP DOWN louver motor is faulty Driver IC06 08 ULN2003A is faulty Micom IC04 is faulty Normal Check as in the procedure No Power After training on the heating operation should start in 5 minutes Is the number 38 of Micom IC04 D...

Page 27: ...heck 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 if the voltage between No 2 3 of CN91 maintains 5V after the remote control starts operation ...

Page 28: ...MEMO 27 Samsung Electronics ...

Page 29: ...11 5 1 1 1 2 1 1 3 1 1 4 1 1 5 1 1 6 15 1 4 1 3 1 2 1 1 1 1 1 3 3 1 3 2 7 10 7 3 7 5 7 1 8 7 2 7 4 9 13 14 12 16 You can search for the updated part code number through the ITSELF URL http itself sec samsung co kr 7 Exploded Views and Parts List 7 1 Indoor Unit ...

Page 30: ...VER TERMINAL HIPS 1 6 DB93 02530G ASS Y REMOCON ASS Y 1 7 DB94 00488C ASS Y BACK BODY ASS Y DB94 00486C ASS Y BACK BODY ASS Y 1 7 1 DB61 01098A BACK BODY HIPS DB61 01119A BACK BODY HIPS 1 7 2 DB91 00248A ASS Y ELECTRIC IONS ASS Y 1 7 3 DB63 00580A COVER IONIZER HIPS 1 7 4 DB93 01383D ASS Y CONNECTOR WIRE IONIZER ASS Y DB93 01451B ASS Y CONNECTOR WIRE IONIZER ASS Y 1 7 5 DB94 00258A ASS Y BEARING A...

Page 31: ...Samsung Electronics 30 7 2 Outdoor Unit 4 2 14 7 3 17 16 5 6 15 13 6 4 1 9 8 3 2 1 18 4 10 5 5 5 7 5 1 5 5 3 5 4 5 2 7 7 1 7 2 12 11 ...

Page 32: ...S Y DB90 01056G ASS Y BASE OUTDOOR ASS Y 7 1 DB61 01322A BRACKET VALVE GALVA 7 2 DB61 00802A BRACKET MOTOR SGCC M 7 3 DB73 00067A GROMMET ISOLATOR NR DB73 00070A GROMMET ISOLATOR NR DB63 00930A GROMMET ISOLATOR NR 8 DB71 00085B BAR STEEL HSWR DB71 00085A BAR STEEL HSWR 9 DB90 00947A ASS Y COVER VALVE ASS Y 10 DB94 00303B ASS Y PARTITION ASS Y DB94 00500A ASS Y PARTITION ASS Y 11 DB96 03010A ASS Y ...

Page 33: ...Samsung Electronics 32 7 3 Ass y Control In Indoor Unit SH07APG SH07APGA SH09APG DB93 02542A SH12APG DB93 02541A ...

Page 34: ... CONTROL AC CASE CONTROL AC ASS Y MAIN PCB ASS Y S W DISPLAY PCB ASS Y MODULE PCB ASS Y TERMINAL BLOCK ASS Y TERMINAL BLOCK PLATE TERMINAL LOW HOLDER WIRE CLAMP ASS Y THERMISTOR SCREW MACHINE SCREW MACHINE C W MODULE C W MODULE C W STEP MOTOR UP DOWN C W STEP MOTOR UP DOWN SEAL SCREW MACHINE C W STEPPING MOTOR C W ION PCB HOLDER DISPLAY HALF MIRROR ASS Y PCB HVPS ASS Y C W HVPS 12V SEAL ABS ABS AS...

Page 35: ...ION SLEEP SELECT MODE AUTO COOL DRY FAN FAN SPEED SELECT H M L BLADE H MOVING SELECT ON OFF TIMER SELECT FUNCTION SELECT TEMPERATURE SELECT ZERO VOLTAGE DETECT BLADE CONTROL AUTO GRILLE CONTROL INDOOR FAN MOTOR CONTROL COMPRESSOR CONTROL TEMPERATURE CONTROL TIMER BUZZER CONTROL FUNCTION CONTROL TRIGGER SIGNAL SSR COMPRESSOR DRIVE OUTDOOR FAN MOTOR DRIVE STEPPING MOTOR DRIVE BUZZER DRIVE FUNCTION D...

Page 36: ...35 Samsung Electronics 9 PCB Diagram 9 1 ASS Y MAIN PCB 7K 9K 12K DB93 02572A TOP ...

Page 37: ...Samsung Electronics 36 PCB Diagram BOTTOM ...

Page 38: ... CN62 CN63 CONNECTOR HEADER BOX 5P 1R 2 5mm STRAIGHT SN 2 SNA CN71 CONNECTOR HEADER 1WALL 3P 5P 1R 3 96mm STRAIGHT SN 1 SNA CN72 CONNECTOR HEADER 1WALL 3P 5P 1R 3 96mm STRAIGHT 1 SNA CN74 CONNECTOR TERMINAL PIN MALE 18 22 2 35mm 1 SNA CN81 CONNECTOR HEADER BOX 3P 1R 2mm STRAIGHT SN RED 1 SNA CN82 CONNECTOR HEADER BOX 3P 1R 2mm STRAIGHT SN BLU 1 SNA CN94 CONNECTOR HEADER BOX 11P 1R 2mm STRAIGHT SN ...

Page 39: ...P 1Kohm 5 1 8W DA TP 2012 11 SNA R302R401 R402 R404 R602 R604 R610 R403 R CHIP 6 8Kohm 5 1 8W DA TP 2012 1 SNA R405 R406 R CHIP 330ohm 5 1 8W DA TP 2012 2 SNA R407 R408 R CHIP 6 8Kohm 1 1 8W DA TP 2012 2 SNA R606 R909 R CHIP 4 7Kohm 5 1 8W DA TP 2012 2 SNA R607 R608 R CHIP 470ohm 5 1 8W DA TP 2012 2 SNA R609 R CHIP 560ohm 5 1 8W DA TP 2012 1 SNA RY71 RELAY POWER 12VDC 0 9W 75mA SPST MAX 20msec 10m...

Page 40: ...PLAY PCB DB93 01368G Parts List No 1 ASS Y LED MODULE 1 SNA 2 PCB DISPLAY FR 1 T1 6 1 SNA 3 TACT SWITCH KPT 1105A 1 SNA 4 RESISTOR 200ohm 2W 2 SNA 5 RESISTOR 100ohm 2W 3 SNA 6 CONNECTOR WIRE 14P 1 SNA Specification Description Remark Q TY ...

Page 41: ... T1 6 1 SNA 2 CONNECTOR HEADER BOX 3P 1R 2mm ANGLE SN 1 SNA 3 C CERAMIC MLC AXIAL 1nF 10 50V Y5P TP 1 9 x 3 5 1 SNA 4 DIODE SWITCHING 1N4148 100V 200mA DO 35 TP 1 SNA 5 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5V TP 3 5 x 1 1 SNA 6 MODULE FRP4021H7 1 SNA Specification Description Remark Q TY ...

Page 42: ...41 Samsung Electronics 10 Wiring Diagram 10 1 Indoor Unit 7K 9K 12K This Document can not be used without Samsung s authorization Code No DB98 15136A ...

Page 43: ...sung Electronics 42 This Document can not be used without Samsung s authorization 10 2 Outdoor Unit 7K 9K 12K Code No DB98 15123A C1 MOTOR CAPACITOR FM FAN MOTOR C2 COMP CAPACITOR O L P OVER LOAD PROTECTOR ...

Page 44: ...43 Samsung Electronics 11 Schematic Diagram 11 1 Indoor Unit 7K 9K 12K This Document can not be used without Samsung s authorization ...

Page 45: ...MEMO Samsung Electronics 44 ...

Page 46: ...e 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 Mar 2004 Printed in Korea Code No DB98 15732A 3 ...

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