Samsung AQ09NSA Service Manual Download

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Cooling

Heating
Gas Leak Check Point

9-2 Refrigerating Cycle Diagram

Indoor Unit

Outdoor Unit

Heat
Exchanger
(Evaporator)

Heat
Exchanger
(Condenser)

opeller

Fan

oss

Fan

2 way valve

Capillary tube

Check valve

※

Note

3 way valve

4 way valve

Gas side

Liquid side

Compressor

Samsung Electronics

9-3

Summary of Contents for AQ09NSA

Page 1: ...ode AQ09NSAX N AQ09NSBX N AQ09FDX N AQ12FCX N AQ12NSAX N AQ12FDX N AQ12NSBX N AQ18FCX N AQ18NSAX N AQ24FCX N AQ24NSAX N good sleep Mode Catechin Filter Silver Nano Evaporator Deodorizing Filter Anti B...

Page 2: ...ations of Product 2 8 2 4 Accessory and Option Specifications 2 10 13 Alignment and Adjustments 3 1 3 1 Test Mode 3 1 3 2 Error Mode and Check Method 3 3 3 3 Setting Option Setup Method 3 7 14 Disasse...

Page 3: ...1 12 2 Trouble check in the initial status 12 2 12 3 Breakdown diagnosis by symptoms 12 3 12 4 PCB Inspection Method 12 10 12 5 Main Part Inspection Method 12 12 13 Block Diagram 13 1 14 Reference She...

Page 4: ...n order to avoid a hazard The air conditioner must be plugged into an independent circuit if applicable or connect the power cable to the auxiliary circuit breaker An all pole disconnection from the p...

Page 5: ...tacts with your skin it can cause skin injury The package of the air conditioner should be recycled or disposed of properly for environmental reasons 1 5 Others Never store or load the air conditioner...

Page 6: ...om the green tea is contained in the filter and deactivates captured bacteria and unpleasant odors Silver Nano Evaporator Deodorizing Filter Activated carbon is incorporated in the filter efficiently...

Page 7: ...ower CORD LENGTH m 5 5 5 5 HUMBER OF COREWIRRE 5 5 CAPACITY A 25 25 Size OUTER DIMENSION W H D mm 825 285 189 660 475 242 825 285 189 660 475 242 inch Refrigerant unquid mm l m 6 35 5 6 35 5 Gas mm l...

Page 8: ...er Factor Cooling 96 8 95 4 Starting current A 21 Power CORD LENGTH m 5 5 HUMBER OF COREWIRRE 5 CAPACITY A 25 Size OUTER DIMENSION W H D mm 825 285 189 660 475 242 inch Refrigerant unquid mm l m 6 35...

Page 9: ...r CORD LENGTH m 5 5 5 5 CAPACITY A 25 25 Size OUTER DIMENSION W H D mm 825x285x192 5 720x548x265 825x285x192 5 720x548x265 inch weight net kg 8 5 37 8 5 37 Refrigerant unquid mm l m 6 35 5 6 35 5 Gas...

Page 10: ...LENGTH m 5 5 5 5 HUMBER OF COREWIRRE 5 5 CAPACITY A 25 25 Size OUTER DIMENSION W H D mm 825x285x192 5 720x548x265 825x285x192 5 720x548x265 inch weight net kg 8 5 38 8 5 38 Refrigerant unquid mm l m 6...

Page 11: ...21 Power CORD LENGTH m 5 5 5 5 HUMBER OF COREWIRRE 5 5 CAPACITY A 25 25 Size OUTER DIMENSION W H D mm 1065x298x218 790x548x285 1065x298x218 790x548x285 inch weight net kg 12 39 12 39 Refrigerant unqui...

Page 12: ...4 96 7 Starting current A 21 21 Power CORD LENGTH m 5 5 5 5 HUMBER OF COREWIRRE 5 5 CAPACITY A 25 25 Size OUTER DIMENSION W H D mm 1065x298x218 880x638x310 1065x298x218 880x638x310 inch weight net kg...

Page 13: ...t Outdoor Unit Net Weight Indoor Unit 7 8kg 7 8kg Outdoor Unit 25kg 37kg Outer Dimension WidthxHeightxDepth Indoor Unit 825x285x189mm 825x285x189mm Outdoor Unit 660X475X242mm 720x548x265mm Noise Indoo...

Page 14: ...it 12kg 13kg Outdoor Unit 39kg 56kg Outer Dimension WidthxHeightxDepth Indoor Unit 1065x298x218mm 1065 298 218mm Outdoor Unit 790x548x285mm 880x638x310mm Noise Indoor Unit 48dB 48dB Outdoor Unit 59 dB...

Page 15: ...d aria per ambienti ad unit Separate Aparelho de ar condicionado tipo Split Climatiseur de type s par Geteilte raumklimaanlag e Owner s Manual 1 OWNER S INSTRUCTIONS MANUAL DE INSTRUCCIONES ISTRUZION...

Page 16: ...02672F 1 Accessory Box Assembly Pipe 12 70mm 24 DB62 02672G 1 Vinyl Tape Width 80mm DB72 00459A 1 Drain Plug DB67 20011A 1 Rubber Leg DB73 20134A 4 Cable Tie DB65 10088C 4 Cement Nail 6 M4x16 Tapping...

Page 17: ...tus of the sensor part s connector on the indoor unit main PCB Measure the resistance value on both sides connector no 1 and no 2 E1 no 3 and no 4 E2 by separating the sensor part s connector Indoor h...

Page 18: ...ation and must turn off the power of the air conditioner Test Mode Operation Option cont Operation Mode Cool mode Operate the cool mode by operating the compressor by force without the compressor ON O...

Page 19: ...PERATION TIMER TURBO Indoor unit room temperature sensor error open or short Indoor unit heat exchanger temperature sensor error open or short Indoor fan motor mal function EEPROM error Option error o...

Page 20: ...om temperature of 25 C Connect the sensor to CN43 supply power and measure the voltage of 1 and 2 of the CN43 connector Below 0 5V Over 4 9V MICOM Error or Connector CN43 check ASS Y Sensor Replace SE...

Page 21: ...sensor 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 P...

Page 22: ...d After unplugging out the power cord should be reconnected within 5 seconds Test rod location Normal Voltage SS71 SS71 12V Does the Solid State Relay SS71 work properly Does the OPERATION lamp blink...

Page 23: ...ue is Otherwise push the button to Every time you push the button the display panel reads or repeatedly 2 Push the button to set the display panel to Every time you push the button the display panel r...

Page 24: ...ection 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...

Page 25: ...12 AQ09NSA 0 2 5 0 6 3 1 7 1 3 6 0 AQ09NSB 0 2 5 0 6 3 1 7 1 3 6 0 AQ09FD 0 2 5 0 6 3 1 7 1 3 6 0 AQ12FC 0 2 5 0 2 4 1 7 1 3 6 0 AQ12NSA 0 2 5 0 2 4 1 7 1 3 6 0 AQ12FD 0 2 5 0 2 4 1 7 1 3 6 0 AQ12NSB...

Page 26: ...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 3 fixing screws of Front Grille 4 Disassembly and R...

Page 27: ...Back Body 2 Control In Main PCB 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...

Page 28: ...the rear side 4 Loosen the 4 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 5 Fan Motor Cross Fan 1 Loosen the f...

Page 29: ...arate the Cover Terminal 2 Loosen 2 fixing screws and separate the Cover Control 3 Separate the connection wire from the Terminal Block 4 Loosen 6 fixing screws and separate the Cabinet Front 5 Loosen...

Page 30: ...ixing screws and separate the Motor Bracket from the Base 3 Heat Exchanger 1 Loosen 2 fixing screws of left and right side 2 Disassemble the inlet and outlet pipe by welding 3 Separate the Heat Exchan...

Page 31: ...MEMO Samsung Electronics 4 6...

Page 32: ...2 Loosen the fixing screws on right and left back Cabinet Side edge and a fixing screw on the Cabinet Front lower to detach the Cabinet Front 3 Loosen the fixing screws of the Ass y Control out 4 Loos...

Page 33: ...2 Loosen 2 fixing screws on both sides 3 Disassemble the pipe in both inlet and outlet with welding torch 4 Detach the Heat Exchanger Before you disassemble the pipes and Condenser be sure that there...

Page 34: ...e Cover Control 2 Loosen the fixing screws on right and left back Cabinet Side edge and a fixing screw on the Cabinet Front lower to detach the Cabinet Front 3 Loosen the fixing screws of the Ass y Co...

Page 35: ...h the Motor 3 Heat Exchanger 1 Loosen 3 fixing screws of the Bar Steel 2 Loosen 2 fixing screws on both sides 3 Disassemble the pipe in both inlet and outlet with welding torch 4 Detach the Heat Excha...

Page 36: ...Instructions and Installation Samsung Electronics 5 Exploded Views and Parts List 5 1 Indoor Unit 1 6 1 2 1 1 16 2 3 2 2 3 7 10 11 13 4 9 7 2 1 2 5 1 5 4 5 2 5 3 8 14 15 5 3 3 4 3 6 3 8 12 3 1 3 2 3...

Page 37: ...S 1 1 1 SNA 3 6 DB73 00180A RUBBER CAP DRAIN GUM EPM 1 1 1 SNA 3 7 DB31 00371A MOTOR STEP GSP 24RW 046 1 1 1 SA 3 8 DB94 00458B ASSY DRAIN HOSE ASSY 1 1 1 SA 4 DB93 05732L ASSY CONTROL IN ASSY 1 1 1 S...

Page 38: ...0A RUBBER CAP DRAIN GUM EPM 1 1 1 1 SNA 3 7 DB31 00371A MOTOR STEP GSP 24RW 046 1 1 1 1 SA 3 8 DB94 00458B ASSY DRAIN HOSE ASSY 1 1 1 1 SA 4 DB93 05732L ASSY CONTROL IN ASSY 1 1 1 1 SA 5 DB92 01237A A...

Page 39: ...1 1 SNA 3 6 DB73 00180A RUBBER CAP DRAIN GUM EPM 1 1 1 1 SNA 3 7 DB31 00285A MOTOR STEP GSP 24RW 046 1 1 1 1 SA 3 8 DB94 00458B ASSY DRAIN HOSE ASSY 1 1 1 1 SA 4 DB93 05771E ASSY CONTROL IN ASSY 1 1 S...

Page 40: ...Samsung Electronics 5 8 5 2 Outdoor Unit 15 13 16 2 5 2 4 8 9 3 12 1 17 14 6 7 5 5 1 11 10 11 11 1 11 9 11 5 11 3 11 4 11 2 10 5 3...

Page 41: ...FORTE SSEC 1 1 1 SNA 8 DB67 00036A FAN PROPELLER ASSY 1 1 1 SA 9 DB31 00341A MOTOR FAN YDK 025S622513 13 1 1 1 SA 10 DB60 30020A SCREW MACHINE 1 1 1 SNA 11 DB93 05541N ASSY CONTROL OUT ASSY 1 1 1 SNA...

Page 42: ...Operating Instructions and Installation Samsung Electronics 3 1 3 2 16 10 5 8 18 11 12 13 6 3 1 7 15 17 19 4 9 2 14 14 2 14 3 14 7 14 6 14 4 14 5 14 1 20 5 3...

Page 43: ...1 1 SA 11 DB31 00220A MOTOR FAN YDK 020S62213 03 1 1 1 1 SA 12 DB67 00397A FAN PROPELLER AS G F20 1 1 1 1 SA 13 DB60 30004A SCREW MACHINE 1 1 1 1 SNA 14 DB93 03914C ASSY CONTROL OUT ASSY 1 1 1 1 SA 14...

Page 44: ...Operating Instructions and Installation Samsung Electronics 3 1 3 2 16 10 5 8 11 12 13 6 3 1 7 15 17 4 9 2 14 14 2 14 3 14 7 14 6 14 4 14 5 14 1 21 18 19 20 5 5...

Page 45: ...M T0 6 1 1 SA 10 DB97 02225B ASSY SUPPORT PLATE B M ASSY 1 1 SA 11 DB31 00265E MOTOR FAN YDK 020S62213 03 1 1 SA 12 DB67 00238A FAN PROPELLER AS G F20 1 1 SA 13 DB60 30020A SCREW MACHINE 1 1 SNA 14 DB...

Page 46: ...Operating Instructions and Installation Samsung Electronics 3 2 1 11 7 17 8 10 9 4 5 6 15 14 12 13 18 19 16 16 2 16 5 16 4 16 3 16 1 5 7...

Page 47: ...COVER CONTROL ASSY 1 1 SA 10 DB90 01651A ASSY CABINET SIDE RH ASSY 1 1 SA 11 DB90 10616G ASSY CABI UP ASSY 1 1 SA 12 G5A240JUAEM ROTARY COMPRESSOR 220 240V 50HZ 1PH R410 1 1 SA 13 DB96 04133A ASSY TUB...

Page 48: ...Samsung Electronics 5 3 Ass y Control In DB93 05732L 5 9 A TYPE B TYPE...

Page 49: ...6WE ABS 2 0 BLACK 1 SA 7 DB61 02618B CASE CONTROL IN FORTE ABS 2 0 156 257 BLACK SSEC 1 SA 8 DB62 03861C SEAL CONTROL IN NEW WW1 PEB 2 GREEN 15 20 30 SSEC 1 SNA 9 DB63 00851A COVER DRAIN SS PJT ABS NO...

Page 50: ...Samsung Electronics DB93 05771E 5 11 A TYPE B TYPE...

Page 51: ...QT24W6WE ABS 2 0 BLACK 1 SA 7 DB61 02 893A CASE CONTROL IN FORTE ABS 2 0 156 257 BLACK SSEC 1 SA 8 SEAL CONTROL IN NEW WW1 PEB 2 GREEN 15 20 30 SSEC 0 SNA 9 DB63 00851A COVER DRAIN SS PJT ABS NO SSEC...

Page 52: ...Samsung Electronics Exploded Views and Parts List DB93 04193P 5 13...

Page 53: ...EC 1 SA 12 DB93 04181A ASSY PCB MAIN WW2 P J EXP MAIN SSEC 1 SA 13 DB97 02418A ASSY SCREW TAPPING SS P J TH M4 L14 3 SA DB93 04193D No Code No Description Specification Q TY SA SNA 1 6501 000123 CABLE...

Page 54: ...8W AA TP 1 8X3 2MM 1 SNA R608 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 1 SNA R602 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 1 SNA R603 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X...

Page 55: ...C2600BD 1 SNA 4 WAY 6042 001009 EYELET ID1 8 OD2 2 L3 BRASS 1 SNA FAN H 6042 001009 EYELET ID1 8 OD2 2 L3 BRASS 1 SNA FAN L 6042 001009 EYELET ID1 8 OD2 2 L3 BRASS 1 SNA POWER N 6042 001009 EYELET ID...

Page 56: ...AA TP 1 8X3 2MM 1 SNA R608 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 1 SNA R602 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 1 SNA R603 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3...

Page 57: ...0BD 1 SNA FAN H 6042 001009 EYELET ID1 8 OD2 2 L3 BRASS 1 SNA FAN L 6042 001009 EYELET ID1 8 OD2 2 L3 BRASS 1 SNA POWER N 6042 001009 EYELET ID1 8 OD2 2 L3 BRASS 1 SNA RY 1 6042 001009 EYELET ID1 8 OD...

Page 58: ...CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 1 SNA R602 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 1 SNA R603 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 1 SNA R601 2001 000855 R CARBON 560OH...

Page 59: ...ID1 6 OD2 0 L6 NI PLT C2600BD 1 SNA 4 WAY 6042 001009 EYELET ID1 8 OD2 2 L3 BRASS 1 SNA FAN H 6042 001009 EYELET ID1 8 OD2 2 L3 BRASS 1 SNA FAN L 6042 001009 EYELET ID1 8 OD2 2 L3 BRASS 1 SNA POWER N...

Page 60: ...ON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM 1 SNA R602 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 1 SNA R603 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM 1 SNA R601 2001 000855 R CARBON 560OHM 5 1...

Page 61: ...01009 EYELET ID1 8 OD2 2 L3 BRASS 1 SNA FAN H 6042 001009 EYELET ID1 8 OD2 2 L3 BRASS 1 SNA FAN L 6042 001009 EYELET ID1 8 OD2 2 L3 BRASS 1 SNA POWER N 6042 001009 EYELET ID1 8 OD2 2 L3 BRASS 1 SNA RY...

Page 62: ...012 1 SNA R901 2007 000947 R CHIP 47ohm 5 1 8W TP 2012 1 SNA R406 2007 001067 R CHIP 6 8Kohm 1 1 8W TP 2012 1 SNA R407 2007 001067 R CHIP 6 8Kohm 1 1 8W TP 2012 1 SNA R402 2007 001071 R CHIP 6 8Kohm 5...

Page 63: ...tion Specification Q TY SA SNA Remark IC04 DB09 00516A IC MICOM S3C848AXZZ QT8A 64P 5V 10MHz STM 0648 OA ROM Size 48K bytes 8BIT 8BIT QFP QFP 8BIT 40 85 1 SA DB41 00510A PCB MAIN WW2 P J FR 4 TWO LAYE...

Page 64: ...Samsung Electronics 7 Wiring Diagram This Document can not be used without Samsung s authorization H P 7 1...

Page 65: ...Samsung Electronics This Document can not be used without Samsung s authorization C O 7 2...

Page 66: ...Operating Instructions and Installation Samsung Electronics This Document can not be used without Samsung s authorization 8 Schematic Diagram 8 1 Main PCB 8 1...

Page 67: ...Operating Instructions and Installation Samsung Electronics 8 2 Power PCB This Document can not be used without Samsung s authorization 8 2...

Page 68: ...Samsung Electronics 9 Circuit Descriptions 9 1 PCB Circuit Descriptions This Document can not be used w 9 1 1 Main PCB...

Page 69: ...9 1 without Samsung s authorization INDOOR TEMPERATURE SENSOR INPUT PART STEP MOTOR CONTROL PART REMOTE RECEIVER PART DISPLAY CONTROL PART MOTOR RPM FEEDBACK...

Page 70: ...9 1 2 Power PCB Samsung Electronics This Document can not be used w PCB Circuit Descriptions...

Page 71: ...9 2 without Samsung s authorization PCB Circuit Descriptions INDOOR FAN CONTROL PART AC DC PART ZERO CROSSING PART LOAD DRIVE RELAY PART BUZZER DRIVE PART...

Page 72: ...cle Diagram Indoor Unit Outdoor Unit T1 T2 Heat Exchanger Evaporator Heat Exchanger Condenser Propeller Fan Cross Fan 2 way valve Capillary tube Capillary tube Check valve Note 3 way valve 4 way valve...

Page 73: ...Samsung Electronics 10 PCB Diagram The red number connecter is not used 3 2 10 1 1 4 5 Motor RPM Feedback Temperature Sensor BLADE H Step Motor MAIN PBA CONNECTOR Indoor Fan Motor 1 2 3 5 4...

Page 74: ...sung Electronics The design and shape are subject to change according to the model 11 1 Air lter under the grille Air ow blades outlet Air Inlet Temperature sensor Power On Off button Operation indica...

Page 75: ...Samsung Electronics 11 1 2 Outdoor Unit 11 2 Air Inlet Rear Air Outlet Connection Valve...

Page 76: ...s displayed Cool Mode Press the button on the remote control until is displayed Press the button to select the fan speed until the required setting is displayed Dry Mode Press the button on the remote...

Page 77: ...30 minutes the air conditioner is reset automatically to the previous setting You can select the Turbo function in the Auto Cool and Heat mode If you select this function in the Dry or Fan mode the m...

Page 78: ...rbo button Swing button On Timer button O Timer button On O Timer Set Cancel button Fan speed adjustment button Temperature adjustment buttons Temperature setting mode indicator Turbo function indicat...

Page 79: ...d is selected automatically in AUTO mode 4 Compressor stops operation intermittently in DRY mode Compressor operation is controlled automatically in DRY mode depending on the room temperature and humi...

Page 80: ...in the room 12 2 2 Operation with abnormal motion No Abnormal condition Inspection Initial Diagnosis 1 No response from the remote control operation signal Plug out and plug in 5 seconds later Able t...

Page 81: ...s input voltage normal 2 Is AC power linked correctly 3 Is input voltage of DC regulator IC KA7812 IC01 normal 11 8VDC 12 2VDC 4 Is output voltage of DC regulator IC KA7805 IC02 normal 4 5VDC 5 5VDC 2...

Page 82: ...E SELECT UP DOWN ZERO VOLTAGE DETECT TRIGGER SIGNAL SSR FAN SPEED SELECT H M L AUTO AC INPUT MODE AUTO COOL DRY FAN HEAT BLADE CONTROL INDOOR FAN MOTOR CONTROL COMPRESSOR CONTROL OUTDOOR FAN MOTOR CON...

Page 83: ...Samsung Electronics Block Diagram 13 2 DISPLAY PART REMOTECONTROL PART ZERO CROSSING PART BUZZER CONTROL PART CONNECT C W MAIN PBA AC DC PART INDOOR FAN CONTROL PART...

Page 84: ...ween indoor and outdoor Indoor N Outdoor X Use the digit for KD models CKD 1 SKD 2 Product Division AS Cooling Only AQ Heat Pump Capacity 09 9 000 Btu 12 12 000 Btu 18 18 000 Btu 24 24 000 Btu 30 30 0...

Page 85: ...istribution Note Please measure the refrigerant pressure after the air conditioner operates on testing cooling mode during more than 10 minutes Indoor Temp Variation 20 C 32 C Outdoor Temp Variation 5...

Page 86: ...ates on testing cooling mode during more than 10 minutes Indoor Temp Variation 20 C 32 C Outdoor Temp Variation 5 C 45 C 6 7 8 9 10 11 12 10 20 30 40 Outdoor Temperature s P G 6 7 8 9 10 11 12 10 20 3...

Page 87: ...307 745 7 9 8067 1 3558 0 23885 1 0 27778 0 06999 178 11 2 3423 0 32383 0 85985 3 6 1 0 252 641 19 8 4322 1 1658 3 4121 14 286 3 9683 1 2 544 4 33 462 4 6262 0 001341 0 0056146 0 0015596 3 9302x10 4 1...

Page 88: ...loods the floor A Place the drain hose properly When it is not placed properly the drain water would flow back flooding the floor So straighten out the drain hose for the water to be drained well Q Wa...

Page 89: ...nside resulting in must So open the windows and switch on the Ventilation function to get rid of the saturated smell inside Q Whenever the air conditioner is turned on it sends out bad smells such as...

Page 90: ...ics Service Center or Authorized Service Agent in advance to streamline the process Q Is it possible to install the outdoor unit outside A y b r a e n p o t f o o r e h t n o r o t n e m t r a p a e h...

Page 91: ...or brush 6 When you have finished insert the top part of the filters into their slot and push down on the bottom edge until they click into place 7 Clean the front grille with a damp cloth and mild d...

Page 92: ...ner You should clean the filters every 3 months 1 Open the upper front grille by pulling right and left sides of the grille 2 Pull out the deodorizing and Bio filters 3 Wash the filters with clean wat...

Page 93: ...he burrs of the cut surface Pipe expansion may continue until the pipe surface becomes uneven or torn apart Be sure to use a torque wrench to tighten pipes or flare nuts Leak Test Put an inert gas lik...

Page 94: ...ng hose of low pressure side of manifold gauge to the packed valve having a service port 3 8 Packed valve as shown at the figure 3 Open the valve of the low pressure side of manifold gauge counter clo...

Page 95: ...he outdoor unit At this time cover the valve of the outdoor unit and the other pipe using a cap or vinyl plug to avoid foreign material entering Make sure you do not bend the connection pipes in the m...

Page 96: ...Co Ltd Dec 2007 Printed in China Code No DB98 00000A 1 ELECTRONICS GSPN Global Service Partner Network Area Web Site North America http service samsungportal com Latin America http latin samsungportal...

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