Samsung SH07APG Service Manual
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Samsung SH07APG Service Manual

Samsung SH07APG Service Manual

Room air conditioner
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SERVICE
AIR CONDITIONER

ROOM AIR CONDITIONER

INDOOR UNIT
SH07APG
SH07APGA
SH09APG
SH12APG
Manual
CONTENTS
OUTDOOR UNIT
SH07APGX
SH07APGAX
SH09APGX
SH12APGX

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Summary of Contents for Samsung SH07APG

  • Page 1: Table Of Contents

    ROOM AIR CONDITIONER INDOOR UNIT OUTDOOR UNIT SH07APG SH07APGX SH07APGA SH07APGAX SH09APG SH09APGX SH12APG SH12APGX Manual SERVICE AIR CONDITIONER CONTENTS 11. Product Specifications 12. Operating Instructions 13. Disassembly and Reassembly 14. Refrigerating Cycle Diagram 15. Set Up the Model Option 16.

  • Page 2: Product Specifications

    1. Product Specifications 1-1 Table Model SH07APG SH07APGA Item Indoor unit Outdoor unit Indoor unit Outdoor unit Type Wall-mounted Wall-mounted Cooling 2.47 2.47 Heating 2.46 2.46 Dehumidifying Cooling Air Volume /min Heating Perfor- mance Cooling 36(47) 47(47) 36(47) 36(47) Noise...
  • Page 3 CAPILLARY TUBE Freezer Oil Capacity Refrigerant to Change(R410A) Protection Device(OLP) RBC12054-12500 RBC12128-12500 INDOOR UNIT : DB27˚C WB19˚C OUTDOOR UNIT : DB35˚C WB24˚C Cooling Test Condition Maximum Operation Condition INDOOR UNIT : DB32˚C WB23˚C OUTDOOR UNIT : DB43˚C WB26˚C Samsung Electronics...

  • Page 4: Pressure Graph

    1-2 Pressure Graph SH07APG SH07APGA 30.6/22.5 27/19 21.5/14.6 Outdoor drybulb temperature [deg C] SH09APG 30.6/22.5 27/19 21.5/14.6 Outdoor drybulb temperature [deg C] SH12APG 30.6/22.5 27/19 21.5/14.6 Outdoor drybulb temperature [deg C] Samsung Electronics...

  • Page 5: Operating Instructions

    If you wish to save energy when using your air conditioner, select the Energy saving mode with the button. 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. Samsung Electronics...
  • Page 6 After setting On Timer or Off Timer, press the button to set it completely. And press the button again to cancel On Timer or Off Timer set. Digital On/Off button. If you want to turn off the display during operation press the button. Samsung Electronics...
  • Page 7 Room Temperature Operating Mode Temperature Setting compressor's operation. Less than 21˚C Heat 22˚C approx. Deice ends by sensing of the processing time by deice 21˚C or above Cool 24˚C approx. condition. Samsung Electronics...
  • Page 8 The air conditioner can generate anion with an ionizer in 13. BUZZER SOUND : Whenever the On/Off button is the indoor unit. pressed or whenever change occurs to the condition which is set up or select, the compulsory operation mode, buzzer is sounded "beep". Samsung Electronics...

  • Page 9: Replace Pcb Model Option

    2-2 Replace PCB Model option 2-2-1 Replace PCB model option Remove power cord Replace the PCB module Check the connection and plug in Replace another PCB Does all display lamp blink? Refer to set up the Model option(15~17page) Samsung Electronics...

  • Page 10: Disassembly And Reassembly

    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 right of discharge softly for the outside cover to be pulled out. Samsung Electronics...
  • Page 11 Power Cord) (Main PCB) 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. Tray Drain Samsung Electronics...
  • Page 12 1) Loosen 2 fixing screws and separate the Fan Motor Motor Holder. & Cross Fan 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. Samsung Electronics...
  • Page 13 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 6) Loosen 2 fixing screws and detach the Bar Steel. Samsung Electronics...
  • Page 14 3) Detach the Heat Exchanger. Compressor 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. Samsung Electronics...

  • Page 15: Refrigerating Cycle Diagram

    4. Refrigerating Cycle Diagram Outdoor Unit Indoor Unit Capillary tube 2-Way valve Liquid side Heat Heat Exchanger Exchanger (Evaporator) (Evaporator) Gas side 3-Way valve 4-Way valve Cooling Heating Compressor Gas leak check point Samsung Electronics...

  • Page 16: Set Up The Model Option

    . . . repeatedly. Push the button to set the display panel to Setting is not required if you must Every time you push the button, the display panel reads a value which has a default..repeatedly. Samsung Electronics...
  • Page 17 If all lamps of indoor unit are flickering, plug out, plug in battery again and press the ON/OFF key to retry. If the unit is not working properly or all lamps are continuously flickering after setting the option code, see if the correct option code is set up for its model. Samsung Electronics...
  • Page 18 Set up the Model Option OPTION ITEMS REMOCON SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 MODEL SH07APG SH07APGA SH09APG SH12APG Samsung Electronics...

  • Page 19: Troubleshooting

    The compressor operates in a reverse cycle to remove exterior ice in a HEAT mode, and indoor fan and outdoor fan Indoor fan and outdoor fan stop operation intermittently in a HEAT mode. do not operate intermittently for within 20% of the total heater operation Samsung Electronics...
  • Page 20 Problem with the outdoor unit or PCB outdoor unit remote control. • In 3 minutes, check the voltage No power source Problem with the relay (RY71) or PCB between the indoor unit terminal displayed. block N(1) and 1. Samsung Electronics...

  • Page 21: Fault Diagnosis By Symptom

    Check whether the fuse on the Replace fuse control board is normal. FUSE: 3.15[A]/250[V] Check the output of SMPS on the control board. Input power: AC230±15%[V] PCB should be replaced IC02 Input: DC 12[V] IC02 output: DC 5[V] Check the setting temperature Samsung Electronics...

  • Page 22: Room Temperature Sensor Failure

    SENSOR Resistance Value : 40˚C-5.83kΩ Connect the sensor to CN43, supply power, and measure the voltage of #1 and #2 of the CN43 connector. Poor ASS'Y PCB Replace Below 0.5V? Poor ASS'Y PCB Replace Over 4.9V? MICOM Error or Connector(CN43) check Samsung Electronics...
  • Page 23 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) Samsung Electronics...

  • Page 24: When The Indoor Unit Fan Does Not Operate. (Initial Diagnosis)

    Test rod location Normal voltage PCB CN72 Condition pin #3 and #5 Fan operating About AC 180V Replace Motor Motor Fan-Capacitor is out of order Fan-Capacitor Fan motor should be replaced. Fan motor is out of order. Samsung Electronics...

  • Page 25: When The Outdoor Unit Does Not Operate. (Initial Diagnosis)

    Power relay should be Is rating voltage ±10% range applied relay between out of order replaced. Terminal block No. N(1) and No. 1 Outdoor unit is out of order. Is the room sensor normal resistor? 10°C 20°C 30°C 17.96kΩ 12.09kΩ 8.3kΩ Samsung Electronics...
  • Page 26 Abnormal IC05 Is the voltage between CN71 #1 and CN71 #5 rating voltage ±10% range Abnormal RY73 Abnormal 4-Way valve of Outdoor Unit. or connecting Cable PCB should be replaced. 4-Way valve should be replaced or connecting Cable Check. Samsung Electronics...
  • Page 27 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. Samsung Electronics...
  • Page 28 MEMO Samsung Electronics...

  • Page 29: Exploded Views And Parts List

    7. Exploded Views and Parts List 7-1 Indoor Unit 15-1 15-6 15-2 15-4 15-3 15-5 1-1-2 1-1-3 1-1-1 1-1-4 1-1-5 1-1-6 You can search for the updated part code number through the ITSELF. URL : http://itself.sec.samsung.co.kr Samsung Electronics...

  • Page 30: Parts List

    Exploded Views and Parts List Parts List Q'TY Code No. Description Specification Remark SH07APG SH09APG SH12APG SH07APGA DB92-00561A ASS'Y PANEL FRONT TOTAL ASS'Y DB92-00558A ASS'Y PANEL FRONT TOTAL ASS'Y DB92-00560A ASS'Y PANEL FRONT SUB-P ASS'Y DB92-00557A ASS'Y PANEL FRONT SUB-P...
  • Page 31 7-2 Outdoor Unit Samsung Electronics...
  • Page 32 35uF/450VAC 2501-001238 CAPACITOR-COMP 40uF/450VAC 2501-001236 CAPACITOR-COMP 30uF/450VAC 2301-001375 CAPACITOR-MOTOR 1.5uF/450VAC DB65-40049E TERMINAL BLOCK DB93-01547D ASS'Y LEAD WIRE Samsung COMPor DB93-01547C ASS'Y LEAD WIRE Matsushita COMPor DB35-00028B RBC 12128-12500 DB35-00028A RBC 12054-12500 DB35-00026A MRA99901-9201 DB35-00015T RAC12126-9622 DB33-00049A ASS'Y SOLENOID COIL ASS'Y...
  • Page 33 7-3 Ass'y Control In (Indoor Unit) SH07APG / SH07APGA / SH09APG : DB93-02542A SH12APG : DB93-02541A Samsung Electronics...

  • Page 34: Parts List

    Exploded Views and Parts List Parts List Q'TY SH07APG Code No. Description Specification Remark SH07APGA SH12APG SH09APG DB61-01631A CASE-CONTROL AC DB61-01127A CASE-CONTROL AC DB93-02572A ASS'Y MAIN PCB ASS'Y DB93-01368G ASS'Y S/W & DISPLAY PCB ASS'Y DB93-01369A ASS'Y-MODULE PCB ASS'Y DB93-02508A...

  • Page 35: Block Diagram

    • STEPPING MOTOR DRIVE (H/M/L) PART • BUZZER DRIVE • FUNCTION DRIVE* BLADE-H STEPPING MOTOR MOVING SELECT -Blade -Auto grille* ON, OFF TIMER SELECT DC 5V TEMPERATURE SELECT VOLTAGE REGULATOR SLEEP SELECT DC 12V SMPS Power Block FUNCTION* SELECT AC INPUT Samsung Electronics...

  • Page 36: Pcb Diagram

    9. PCB Diagram 9-1 ASS’Y MAIN PCB(7K / 9K / 12K) : DB93-02572A Samsung Electronics...
  • Page 37 PCB Diagram BOTTOM Samsung Electronics...
  • Page 38 D101 DIODE-RECTIFIER UG2D,200V,2A,DO-204AC,TP D102 DIODE-SWITCHING RSL4148,100V,200mA,DO-35,TP F701 FUSE-CARTRIDGE 250V,3.15A,TIME-LAG,GLASS,5x20mm F701 FUSE- CLIP 500V,-,100M FT71 LS404190M AS-S660,19mH,+50,-30%,-,300Mohm,2A,-,-,- IC01 IC-PWM CONTROLLER VIPER12ADIP,DIP,8P,300MIL,PLASTIC IC02 IC-POSI ADJUST REG 78L05A,TO-92,3P,-,PLASTIC,4.6 IC03 IC-VOLTAGE COMP,7533,TO-92,3P,-,SINGLE,-,-,PLASTIC IC04 IC-MICOM S3C8489XZZ-QTR5,-,64,+5V,10MHz,STM-0219-O IC05,IC06,IC08 TR-ARRAY 2003,NPN,7,1W,SOP-16,ST,1000 IC07 IC-SOURCE DRIVER TD62783AFW,SOL,18P,-,8,-500mA,TP Samsung Electronics...
  • Page 39 R-CHIP 560ohm,5%,1/8W,DA,TP,2012 RY71 RELAY-POWER 12VDC,0.9W,75mA,SPST,MAX 20msec,10mS RY72,RY73 RELAY-POWER DC12V,3A 250V AC,-,-,10mS,10mS RY74 RELAY-POWER DC12V,3A 250V AC,-,-,10mS,10mS SS71 12Vdc,-,2A,1mS,1mS ST11 TRANS SWITCHING-S W TRANS;-,W-P/J,-,-,-,-,-,-,-,- VA71 VARISTOR 560V,2500A,17.5x7.5mm,TP X501 RESONATOR-CERAMIC 10MHz,0.5%,TP,10.0x5.0x8.0mm XC71 C-FILM,MPPF 100nF,10%,275V,BK,18x6x12,15 XC72 C-FILM,MPPF 220nF,10%,275V,BK,18x12x6,18 ZD11 DIODE-ZENER BZX84-C11,10.4-11.6V,350mW,SOT-23,TP Samsung Electronics...
  • Page 40 9-2 ASS'Y DISPLAY PCB : DB93-01368G Parts List Description Specification Q'TY Remark ASS'Y LED MODULE PCB-DISPLAY FR-1 T1.6 TACT SWITCH KPT-1105A RESISTOR 200ohm, 2W RESISTOR 100ohm, 2W CONNECTOR WIRE Samsung Electronics...
  • Page 41 FR1 T1.6 CONNECTOR-HEADER BOX, 3P, 1R, 2mm, ANGLE, SN C-CERAMIC, MLC-AXIAL 1nF, 10%, 50V, Y5P, TP, 1.9 x 3.5, - DIODE-SWITCHING 1N4148, 100V, 200mA, DO-35, TP C-CERAMIC, MLC-AXIAL 100nF, +80-20%, 50V, Y5V, TP, 3.5 x 1 MODULE FRP4021H7 Samsung Electronics...

  • Page 42: Wiring Diagram

    10. Wiring Diagram 10-1 Indoor Unit(7K / 9K / 12K) Code No : DB98-15136A This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 43 10-2 Outdoor Unit(7K / 9K / 12K) MOTOR CAPACITOR FAN MOTOR COMP CAPACITOR O.L.P OVER LOAD PROTECTOR Code No : DB98-15123A This Document can not be used without Samsung's authorization. Samsung Electronics...

  • Page 44: Schematic Diagram

    11. Schematic Diagram 11-1 Indoor Unit(7K / 9K / 12K) This Document can not be used without Samsung's authorization. Samsung Electronics...
  • Page 45 MEMO Samsung Electronics...
  • Page 46 ELECTRONICS © Samsung Electronics Co., Ltd. Mar. 2004. This Service Manual is a property of Samsung Electronics Co., Ltd. Any unauthorized use of Manual can be punished under applicable Printed in Korea. International and/or domestic law. Code No. DB98-15732A(3)

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