Related Manuals for Samsung SH07AWHX
Summary of Contents for Samsung SH07AWHX
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Page 1: Table Of Contents
ROOM AIR CONDITIONER INDOOR UNIT OUTDOOR UNIT SH07AWH SH07AWHX Manual SERVICE AIR CONDITIONER CONTENTS 1. Product Specifications 2. Operating Instructions & Installation 3. Disassembly and Reassembly 4. Refrigerating Cycle Diagram 5. Set Up the Model Option 6. Troubleshooting 7. Exploded Views and Parts List 8. -
Page 2: Product Specifications
Refrigerant Control Unit CAPILLARY TUBE Freezer Oil Capacity Refrigerant to Change(R410A) Protection Device(OLP) RBC12126-12500 Cooling Test Condition INDOOR UNIT : DB27˚C WB19˚C OUTDOOR UNIT : DB35˚C WB24˚C Maximum Operation Condition INDOOR UNIT : DB32˚C WB23˚C OUTDOOR UNIT : DB43˚C WB26˚C Samsung Electronics... -
Page 3: Pressure Graph
1-2 Pressure Graph 30.6/22.5 27/19 21.5/14.6 Outdoor drybulb temperature [deg C] Samsung Electronics... -
Page 4: Operating Instructions & Installation
30 minutes to 24 hours. To cancel, press the (Set/Cancel) button. Energy Saving button. If you wish to save energy when using your air conditioner, select the Energy saving mode with the button. Samsung Electronics... - Page 5 If the one more time press the *Deice : Deicing operation is controlled by indoor unit's button, blades location is stop. heat exchanger temperature and accumulating time of compressor's operation. Deice ends by sensing of the processing time by deice condition. Samsung Electronics...
- Page 6 You can set the period of time from 30 minutes to 24 hours. 11. 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". Samsung Electronics...
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Page 7: Before Installation
Electric and earth work shall meet the "Electric Facility Technology Standard" and the "Internal Wire Regulation" of the Electric Business Laws. I Inspection & Trial Run Upon completion of the tests, you shall make a trial run while you explain the main functions of the air conditioner to finish the installation. Samsung Electronics... -
Page 8: Installation Diagram Of Indoor Unit And Outdoor Unit
3-Way valve. And mount the service port cap to 3-Way valve. 7) Check for gas leakage. (liquid) - At this time, especially check for gas leakage from the 3-Way valve’s stem nuts, and from the service port cap. (gas) Valve stem Stem cap Samsung Electronics... - Page 9 7) Stop operation of the air conditioner. 8) Close the 3-Way valve, disconnect the pressure gauge, and open the 3-Way valve again. 9) Close the cap of each valve. Samsung Electronics...
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Page 10: Pump Down" Procedure
• Make sure you do not bend the connection pipes in the middle and store together with the cables. • Move the indoor and outdoor units to a new location. • Remove the mounting plate for the indoor unit and move it to a new location. Samsung Electronics... -
Page 11: Disassembly And Reassembly
Position are pressing, it shall be detach by pushing up. 4) Loosen 1 of the right screw and detach the Terminal Cover. 5) Detach the thermistor from the Front Grille. 6) Loosen 3 fixing screws of Front Panel. Samsung Electronics... - Page 12 1) Take all the connector of PCB upper side (Main PCB) out. (Inclusion 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. Samsung Electronics...
- Page 13 1) Loosen the 4 fixing screws and detach the Fan Motor & Motor Holder. Cross Fan 2) Loosen the 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 14 2) Loosen 2 fixing screws and detach the Cover Control. 3) Detach the connection wire from the Terminal Block. 4) Loosen 6 fixing screws and detach the Cabinet-Front. 5) Loosen 1 fixing screw of Ass'y E-part. 6) Loosen 12 fixing screws and detach the Cabinet-Side. Samsung Electronics...
- Page 15 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 bolts of the lower part. 4) Detach the Compressor. Samsung Electronics...
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Page 16: Refrigerating Cycle Diagram
Gas Leak Check Polnt Piping : Maximum Allowable Length 15m, Distance from Indoor Unit to Outdoor Unit in Height 7m. If the pipe length exceeds 7.5m, the standard, please add 15g of refrigerant whenever the length increases by 1m. Samsung Electronics... -
Page 17: Set Up The Model Option
✳ Setting is not required if you must Push the button to set the display panel to a value which has a default. Every time you push the button, the display panel reads . . . repeatedly. Samsung Electronics... - Page 18 If all lamps of indoor unit are flickering, Plug out, plug in power plug again and press 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...
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Page 19: Troubleshooting
The compressor operates in a reverse cycle to remove Indoor fan and outdoor fan stop operation intermittently exterior ice in a HEAT mode, and indoor fan and outdoor fan 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 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 22 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 23 Test rod location Normal Voltage PCB CN72 Condition About AC pin #3 and #5 Fan operate 180V Replace Motor Motor Fan-Capacitor is out of order Fan-Capacitor Fan motor Fan motor is out of order. should be replaced. Samsung Electronics...
- Page 24 Check whether the fuse on the Replace fuse control board is normal. F701: 3.15[A]/250[V] Check the output of SMPS on the control board. Input power: AC230±15%[V] Replace the control board IC02 Input: DC12[V] IC02 output: DC5[V] N Check the setting temperature Samsung Electronics...
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Page 25: When The Outdoor Unit Does Not Operate. (Initial Diagnosis)
Is rating voltage ±10% range applied relay between Power relay is Power relay should be Terminal block No. N(1) and No. 1 out of order replaced. Outdoor unit is out of order. Is the room sensor normal register? 10°C 20°C 30°C 17.96kΩ 12.09kΩ 8.3kΩ Samsung Electronics... - Page 26 Is the voltage between Abnormal IC05 CN71 #1 and CN71 #5 rating voltage ±10% range Abnormal 4-Way valve of Outdoor Unit. Abnormal RY73 or connecting Cable PCB should be replaced. 4-Way valve should be replaced or connecting Cable Check. Samsung Electronics...
- Page 27 Voltage at pin #57~#60 Micom (IC04) is faulty. of micom (IC04) change? (Squarewave) Voltage at pin #16 of IC06 (ULN2003A) and #10~#12 of IC08 Driver IC06/08 (ULN2003A) is faulty. (ULN2003A) change? (Squarewave) UP/DOWN louver motor is faulty. Samsung Electronics...
- Page 28 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...
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Page 29: Pcb Inspection Method
2) The fan motor of the indoor unit doesn't run. • Fan Motor Connector(CN72) is faulty 3) The power voltage between terminal #3 and #5 • ASS'Y Main PCB is faulty • Connection is faulty of the connector(CN72) is 0V. Samsung Electronics... - Page 30 32.430 3.537 6.941 14.680 33.890 3.652 7.192 15.280 35.430 3.772 7.455 15.900 37.050 3.897 7.729 16.550 38.760 4.026 8.015 17.240 40.560 4.161 8.313 17.960 Temperature Sensor Characteristic Curve Temperature (˚C) At the temperature of 25˚C(10KΩ) Resistance Value (Kohm) Samsung Electronics...
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Page 31: Main Part Inspection Method
∞, 0Ω . . . Open or Short Abnormal Stepping Motor Measure the resistance between connector 3 and each terminal wire with a tester. (Grille Motor) Normal About 120Ω at the normal temperature (20˚C ~ 30˚C) ∞, 0Ω . . . Open or Short Abnormal Samsung Electronics... - Page 32 MEMO Samsung Electronics...
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Page 33: Exploded Views And Parts List
7. Exploded Views and Parts List 7-1 Indoor Unit 10-1 10-2 You can search for the updated part code number through the ITSELF. URL : http://itself.sec.samsung.co.kr Samsung Electronics... - Page 34 DRAIN HOSE ASS'Y DB66-00606A BLADE-H HIPS DB66-00605A BLADE-V DB95-20138A MOTOR STEPPING ASS'Y DB61-01658A HOLDER PIPE HIPS DB70-00426A PLATE HANGER SGCC-M DB96-03063D ASS'Y EVAP UNIT ASS'Y DB63-00867A COVER TERMINAL HIPS(V0) 10-1 DB93-01364B REMOCON ASS'Y 10-2 DB61-00204A REMOCON HOLDER HIPS Samsung Electronics...
- Page 35 7-2 Outdoor Unit Samsung Electronics...
- Page 36 GUARD FAN WIRE 14-2 DB64-00086A CABINET FRONT DB90-00152A ASS'Y COVER CONTROL DB94-00021A ASS'Y COVER VALVE DB67-60020A SPRING OLP DB35-00028V PROTECTOR O/P DB63-20002A GASKET DB63-10165D COVER TERMINAL DB60-30018A NUT FLANGE DB31-00034A MOTOR FAN OUT DB67-00036A FAN PROPELLER DB60-30020A NUT FLANGE Samsung Electronics...
- Page 37 ASS'Y TERMINAL BLOCK ASS'Y DB61-01661A HOLDER CLAMP IN SGCC-M T1.0 6001-000929 SCREW-MACHINE PH M3xL22 6001-001054 SCREW-MACHINE TH M4xL10 6001-000725 SCREW-MACHINE TH M4xL16 DB61-00171A CLAMP WIRE DB93-01549B POWER CORD DB32-00020A ASS'Y-THERMISTOR ASS'Y DB93-02498A ASS'Y-C/W SUB(MAIN) ASS'Y DB39-00147D CONNECTOR PCB U/D ASS'Y Samsung Electronics...
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Page 38: Block Diagram
• 4-WAY VALVE DRIVE(*) (H/M/L) : BLADE UP/DOWN BLADE-H MOVING SELECT (SWING/STOP) DC5V VOLTAGE REGULATOR TIMER -ON TIMER -OFF TIMER -SET/CANCEL DC12V SMPS POWER BLOCK ENERGY SAVING ✳ (*)marks : In case of heat pump model. AC INPUT Samsung Electronics... -
Page 39: Wiring Diagram
9. Wiring Diagram 9-1 Indoor Unit Code No : DB98-15960A This Document can not be used without Samsung's authorization. Samsung Electronics... - Page 40 9-2 Outdoor Unit C1 : MOTOR CAPACITOR C2 : COMP CAPACITOR Code No : DB68-01765A This Document can not be used without Samsung's authorization. Samsung Electronics...
- Page 41 MEMO Samsung Electronics...
- Page 42 ELECTRONICS This Service Manual is a property of Samsung Electronics Co., Ltd. © Samsung Electronics Co., Ltd. Jan. 2005. Any unauthorized use of Manual can be punished under applicable Printed in Korea. International and/or domestic law. Code No. DB98-21337A(1)