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Samsung MH050FXCA2A, Service Manual

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Samsung MH050FXCA2A Service Manual Download Page 85

Samsung Electronics

8-1

8-1

8. PCB Diagram

8-1 MAIN PCB(Indoor Unit)

■

MH

✳✳✳

FNCA

The red number connecter is not used.

!

Power

@

Motor RPM Feedback

#

Remocon Module

$

Humidity Sensor

%

Anions

^

MPI

&

Temperature Sensor

*

Auto Grill

(

HVPS(High voltage Generator)

)

BLADE-H Step Motor

1

Display

2

Indoor Fan Motor

Summary of Contents for MH050FXCA2A

Page 1: ...ntrol algorithm TBR Sine Wave Compressor Sine Wave Controller Convenient Installation 485 non Polarity Auto addressing Easy checking system condition by 7 segment Space Saving Environmental Friendly Compact Light Outdoor Unit Slim and Quiet Indoor Units SERVICE Manual Refer to the service manual in the GSPN see the rear cover for the more information MH026FNCA MH035FNCA MH052FNCA MH026FECA MH035FE...

Page 2: ...cations 2 8 3 Alignment and Adjustments 3 1 3 1 Error mode and check method 3 1 3 2 Setting Option Setup Method 3 7 4 Disassembly and Reassembly 4 1 4 1 Indoor Unit 4 2 4 2 Outdoor Unit 4 18 5 Exploded Views and Parts List 5 1 5 1 Indoor Unit 5 1 5 2 Outdoor Unit 5 17 6 Wiring Diagram 6 1 6 1 Indoor Unit 6 1 6 2 Outdoor Unit 6 15 7 Schematic Diagram 7 1 7 1 Indoor Unit 7 1 7 2 Outdoor Unit 7 15 8 ...

Page 3: ...Connecting Up and Purging the Circuit 10 3 10 3 Refrigerant Refill 10 5 10 4 Refrigerant Adjustment 10 7 10 5 Flare Nut Fixing Torque 10 8 10 6 Pump down Procedure 10 9 11 Reference Information 11 1 11 1 Index for Model Name 11 1 11 2 Refrigerating Cycle Diagram 11 4 11 3 Pressure Capacity mark 11 6 11 4 The abbreviated technology words the definition of technology terms 11 6 11 5 Q A for Non trou...

Page 4: ...ord of the air conditioner is damaged it must be replaced by the manufacturer or a qualified person in 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 power supply must be incorporated in the fixed wiring with a contact opening of 0 12inch 3mm Do not ...

Page 5: ...ide of the refrigerant cycle abnormally high It may cause explosion and injury Pump Down Procedure When removing the product Turn on the air conditioner and select Cool mode to run the compressor for 3 minutes Release the valve caps on High and Low pressure side Use L wrench to close the valve on the high pressure side Approximately 2 minutes after close the valve on the low pressure side Stop ope...

Page 6: ...le Convenient Installation Auto addressing option Automated checking of pipe connection Refer to the installation manual for detail Space saving Environmental Friendly Compact light outdoor unit Slim and quiet indoor units Pipe size reduction Ozone friendly Refrigerant R410A Lead Free controller Reliability Installation possibilities Length Height Convenient installation 485 non polarity auto addr...

Page 7: ...pe Rated Output W Heat Exchanger Refrigerant Control Unit Samsung Electronics 2 2 2 2 Product Specifications Model Item MH026FNCA MH035FNCA INDOOR UNIT Size Perfor mance Wall mounted 9 000 10 000 8 31 8 56 32 32 1 208 230 60 30 30 0 18 0 18 825x285x189 32x11x7 4 7 8 ø1 4x24 6 ø3 8x24 6 ø18x535 Cross fan Resin steel 27 2ROW 14STEP EEV Wall mounted 12 000 13 000 9 54 9 93 35 35 1 208 230 60 36 36 0 ...

Page 8: ...ant Pipe Liquid OD inch xL ft Gas OD inch xL ft Drain Hose DxL mm Type Blower Motor Type Rated Output W Heat Exchanger Refrigerant Control Unit 2 3 Samsung Electronics Product Specifications cont Model Item MH052FNCA INDOOR UNIT Size Perfor mance Wall mounted 18 000 19 000 13 21 14 22 40 40 1 208 230 60 50 50 0 30 0 30 1 065x298x128 42x12x8 6 13 ø1 4x24 6 ø1 2x24 6 ø18x600 Cross fan Resin steel 40...

Page 9: ...ø1 4x24 6 ø3 8x24 6 Sirocco fan Resin steel 47 2ROW 12STEP EEV Slim Duct 18 000 19 000 13 6 14 2 39 39 1 208 230 60 150 150 0 69 0 69 1 100x199x600 43 3x7 8x23 6 31 ø1 4x24 6 ø1 2x24 6 Sirocco fan Resin steel 53 2ROW 12STEP EEV Type Cooling Btu hr Heating Air Volume Cooling m3 min Heating Noise Cooling dB Heating Power ø V Hz Power Consumption Cooling W Heating Operating Current Cooling A Heating ...

Page 10: ...12 000 13 000 7 6 8 2 32 32 1 208 230 60 50 50 0 25 0 25 970x135x410 38 2x5 3x16 1 10 5 ø6 35x7 5 ø9 52x7 5 VP20 ID20 OD25 Cross Flow Fan Feedback SSR 28 2ROW 12STEP Type Cooling Btu hr Heating Air Volume Cooling m3 min Heating Noise Cooling dB A Heating Power ø V Hz Power Consumption Cooling W Heating Operating Current Cooling A Heating Outer Dimension WxHxD mm inch Weight kg Refrigerant Pipe Liq...

Page 11: ...260 22 6x22 6x10 2 17 ø6 35x7 5 ø9 52x7 5 Turbo Fan steel 55 2ROW 10STEP EEV Mini 4 way cassette 18 000 19 000 12 1 13 6 41 41 1 208 230 60 110 110 0 50 0 50 575x575x260 22 6x22 6x10 2 17 ø6 35x7 5 ø12 7x7 5 Turbo Fan steel 55 2ROW 10STEP EEV Type Cooling Btu hr Heating Air Volume Cooling m3 min Heating Noise Cooling dB A Heating Power ø V Hz Power Consumption Cooling W Heating Operating Current C...

Page 12: ...500 31 700 7 500 34 900 45 4 52 52 1 208 230 60 580 3 420 620 3 190 2 7 15 7 2 8 14 6 30 34 6x31 4x12 2 65 Twin Rotary G8T260FUAEW BLDC Permanent magnetic Motor POE 700 OLP Propeller ø460 130 2ROW36STEP EEV 98 77 Type Capacity Cooling Btu hr Heating Air Volume m3 min Noise Cooling dB Heating Power ø V Hz Power Consumption Cooling W Heating Operating Current Cooling A Heating Fuse Capacity A Dimens...

Page 13: ...IONI PER L USO MANUAL DE INSTRUÇÕES MANUEL D UTILISATION GEBRAUCHSANWEISUNG Splut type Room Air Conditioner Aire acondicionado doméstico sistema Split Condizionatore d aria per ambienti ad unità Separate Aparelho de ar condicionado tipo Split Climatiseur de type séparé Geteilte raumklimaanlage OWNER S INSTRUCTIONS MANUAL DE INSTRUCCIONES ISTRUZIONI PER L USO MANUAL DE INSTRUÇÕES MANUEL D UTILISATI...

Page 14: ...UZIONI PER L USO MANUAL DE INSTRUÇÕES MANUEL D UTILISATION GEBRAUCHSANWEISUNG Splut type Room Air Conditioner Aire acondicionado doméstico sistema Split Condizionatore d aria per ambienti ad unità Separate Aparelho de ar condicionado tipo Split Climatiseur de type séparé Geteilte raumklimaanlage OWNER S INSTRUCTIONS MANUAL DE INSTRUCCIONES ISTRUZIONI PER L USO MANUAL DE INSTRUÇÕES MANUEL D UTILISA...

Page 15: ...roduct Specifications Indoor Unit Accessories cont MH FECA cont Item Descriptions Q TY Code No Remark Indoor Unit Cable tie DB65 10088C 8 Drain Pipe Holder DB90 02064A 2 The design and shape can be changed according to the model ...

Page 16: ...Pattern sheet Pad Install B DB69 01936A 1 DB72 00401C 2 Insulation cover band DB72 00109J 1 Installation Manual DB98 33584A 1 DB94 01258C 1 Insulation drain hose DB62 04783A 1 DB63 00237A 8 Insulation hose DB72 00398B 1 Flexible hose Ass y drain hose joint Rubber Grommet Hanger The design and shape can be changed according to the model Insulation refrigerant pipe Insulation base ...

Page 17: ...ions Q TY Code No Remark Indoor Unit Pad install DB69 01369A 1 Insulation cover drain DB62 01559A 1 Insulation cushion pipe in DB62 01959D 1 Insulation cover band DB72 00109J 1 Insulation drain hose DB62 04783A Cable tie DB65 00191A 5 Ass y drain hose DB94 01270H 1 M4x12 tapped Screw 6002 000213 4 Installation manual DB98 33584A 1 Safety net DB63 01372A 1 1 ...

Page 18: ...SATION GEBRAUCHSANWEISUNG GEBRAUCHSANWEISUNG GEBRAUCHSANWEISUNG Splut type Room Air Conditioner Aire acondicionado doméstico sistema Split Condizionatore d aria per ambienti ad unità Separate Aparelho de ar condicionado tipo Split Climatiseur de type séparé Geteilte raumklimaanlage Geteilte raumklimaanlage OWNER S INSTRUCTIONS MANUAL DE INSTRUCCIONES ISTRUZIONI PER L USO MANUAL DE INSTRUÇÕES MANUE...

Page 19: ...d aria per ambienti ad unità Separate Aparelho de ar condicionado tipo Split Climatiseur de type séparé Geteilte raumklimaanlage Geteilte raumklimaanlage 2 3 3 Transmitter Unit Accessories 1 1 1 1 Cable tie DB65 10088B 3 Installation Manual 1 The design and shape can be changed according to the model Transmitter Ass y PCB DVM Plus I M Transmitter Power cable Wire Harness DC Source Transmitter comm...

Page 20: ...cription OPERATION TIMER TURBO Indoor unit room temperature sensor error open or short Indoor unit heat exchanger temperature sensor error open or short Indoor fan motor malfunction EEPROM error Option error option wasn t set up or option data error Outdoor unit error Option Setting Option Setting Remote Control on off Outdoor Unit Power Reset ...

Page 21: ...of temperature sensor in indoor unit OPEN SHORT Error of heat exchanger sensor in indoor unit Error of heat exchanger OUT sensor in indoor unit Error of outlet temperature sensor in indoor unit OPEN SHORT For heat pump models only Error of mixed operation Error of outdoor temperature sensor Error of COND sensor Error of DISCHARGE sensor 1 No communication for 2 minutes between indoor unit and outd...

Page 22: ... on outdoor unit Indicators Abnormal conditions 5 Breakaway of COND MID sensor 6 2nd detection of refrigerant completely leak 7 2nd detection of high temperature COND 8 2nd detection of high temperature DISCHARGE 9 COMP DOWN due to 2nd detection of low pressure switch 10 Error of reverse phase 11 Compressor down due to 6th detection of freezing 12 Self diagnosis of condensation sensor G8 G9 13 Com...

Page 23: ...1 No communication for 2 minutes between indoor unit and outdoor unit communication error for more than 2 minutes 2 Indoor unit receiving the communication error from outdoor unit 3 Outdoor unit tracking 3 minutes error 4 When sending the communication error from outdoor unit due to the mismatching of the communication numbers and installed numbers after completion of tracking communication error ...

Page 24: ...auto addressing mode without pipe check operation The number of Indoor unit mismatched Communication error between the outdoor and indoor unit Outdoor communication error between main PCB and sub PCB Outside temperature sensor error Short Open Error level over 4 9V 50 C under 0 4V 93 C Condenser temperature sensor error Short Open Error level over 4 9V 50 C under 0 4V 93 C Outdoor unit sensor erro...

Page 25: ...r unit Inverter compressor starting failure 5 times Compressor trip by input current control mode PFC over current Compressor trip by OLP temperature control mode DC peak error IPM Over Current Compressor Limit Error DC link Voltage error under 150V over 410V Abnormal compressor running Compressor Rotation Error Current sensor error DC link Voltage sensor error OTP Error Inverter micom zero crossi...

Page 26: ...ure the remocon display shown as 3 2 Setting Option Setup Method ex Step 2 Enter the Option Setup mode and select your option according to the following procedure Only blue colored 20 digits should be set 1st Set 2 digits using Button 2nd Press button then will move to down 3rd Set next 2 digits 4th After setting 10 digits press button then OFF timer will be displayed 5th Set next 2 digits ...

Page 27: ...he 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 28: ...H052FECA 011224 1940d5 011224 1940E6 011224 1940F7 011224 194208 200001 300000 200001 300000 200001 300000 200001 300000 MODEL OPTION CODE MH026FNCA 027402 14221A 200001 300000 MH035FNCA 027402 16224d 200001 300000 MH052FNCA 026402 19228F 200001 300000 NJ0261HXCA 078605 1420F8 200001 300000 NJ0351HXCA 075605 16225d 200001 300000 NJ030MHXCA NJ035MHXCA 045023 164148 200001 300000 NJ052MHXCA 045023 1...

Page 29: ...Samsung Electronics 3 10 MEMO ...

Page 30: ...4 1 Samsung Electronics 4 Disassembly and Reassembly Necessary Tools Item Remark SCREW DRIVER MONKEY SPANNER ...

Page 31: ...ont Grille by pulling right and left sides of the hook 3 Loosen 1 of the right screw and detach the Terminal Cover Use Screw Driver 4 Detach the thermistor from the Front Grille 5 Loosen 3 fixing screws of Front Grille Use Screw Driver Stop operation of the air conditioner and remove the power cord before repairing the unit 4 1 1 MH026FNCA MH035FNCA MH052FNCA ...

Page 32: ...hooks to fix Panel 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 wirefrom the Terminal Block 3 Loosen 4 fixing screws of Ass y Control In Use Screw Driver 1 Pull Tray Drain out from the Back Body ...

Page 33: ... Use Screw Driver 2 Detach the Connection Pipe 3 Detach the Holder Pipe at the rear side 4 Loosen the 4 fixing screws of right and left side Use Screw Driver 5 Lifting the Heat Exchanger up a little to push the up side for separation from the indoor unit 1 Loosen the fixing screw 2 Detach the Fan Motor from the Fan 3 Detach the Fan From the left Holder Bearing ...

Page 34: ...Disassemble the Cabinet Top Motor Unscrew 8 screws Use Screw Driver 2 Disassemble 2 Cover Blower Uppers After unscrewing 2 screws Use Screw Driver Disassemble the Cover Blower Upper with pushing its hook 3 Disassemble the Cover Control Unscrew 2 screws Use Screw Driver 4 1 2 MH026FECA MH035FECA ...

Page 35: ...e of PCB and connected to the Capacitor 5 Disassemble the Motor earth wire connected to the Partition Unscrew a screw Use Screw Driver 6 Disassemble the band Motor for fixing the Motor Unscrew 2 screws Use Screw Driver 7 After disassembling the Motor and Blower for the set disassemble the Blower by use of 0 12inch 3mm wrench ...

Page 36: ...cs No Parts Procedure Remark 2 Drain Pan 1 Disassemble the Cabinet Top Evap Unscrew 11 screws 2 Disassemble the Bracket Outlet Sub that fixes the Drain Pan equipped on the front of the set Unscrew 6 screws 3 Disassemble the Drain Cushion from the set ...

Page 37: ...2 2 3 1 Disassemble the Cover Pipe that fixes the high low pressure Pipe Unscrew 2 screws Use Screw Driver 2 Disassemble the refrigerant temperature sensor Inlet air temperature sensor and EEV wire that connected to the inside of PCB 3 Disassemble the Support Evap LF that fixes the Evaporator Unscrew 2 screws Use Screw Driver 4 Disassemble the Support Evap RH Unscrew 2 screws Use Screw Driver ...

Page 38: ... inside of PCB 2 In case of disassembling the PCB separately disassemble the PCB from the case with pushing the hook after unscrewing the screw Unscrew 1 screw 3 In case of disassembling the Capacitor separately disassemble the Capacitor from the Case 4 In case of disassembling the Case Control disassemble the Case Control from the set after unscrewing the screw connected to the direction of Blowe...

Page 39: ...s Procedure Remark 5 Bracket Outlet 5 In case of disassembling the Trans Power unscrew the screw fixing on the Case Disassemble if after disassembling the case PCB 4 4 1 Disassemble the Bracket Outlet assembled on the Cabinet Unscrew 10 screws Use Screw Driver ...

Page 40: ...assembly 4 11 Samsung Electronics No Parts Procedure Remark 1 Filter 1 Pull out the Filter as picture 1 or picture 2 2 If it is necessary after disassembling 8 indicating screws detach the Bracket Filter 4 1 3 MH052FECA ...

Page 41: ...the side of the set the procedure of disassembling the Filter is just as the above 1 After disassembling 13 indicating screws detach Ass y Cabinet Top Motor Use Screw Driver 2 After disassembling 3 indicating screws detach Ass y Case Blower Upper Use Screw Driver _ Press the pothook of the Case Blower and detach Ass y Case Blower Upper ...

Page 42: ...ndicating screws detach the Cover Control Use Screw Driver 4 Detach the Motor Wire Connected to PCB and Capacitor 5 After disassembling the indicating screws detach the wire connected to the Partition Use Screw Driver 6 After disassembling 2 indicating screws detach the Ass y Band Motor Use Screw Driver ...

Page 43: ...ter disassembling the Motor and Blowers detach the Blowers from the axis of the Motor by 3mm inner hexagon spanner 1 After disassembling 15 indicating screws detach Ass y Cabinet Top Evap Use Screw Driver 2 After disassembling 6 indicating screws detach the Bracket Outlet 3 Detach the Drain Pan ...

Page 44: ... the Evaporator 1 After disassembling 2 indicating screws detach Ass y Cover Pipe Use Screw Driver 2 Detach the Sensor from the Control Box including 2 Sensors 3 After disassembling 2 indicating screws detach Ass y Support Evap LF Use Screw Driver 4 After disassembling 2 indicating screws detach Ass y Support Evap RH Use Screw Driver ...

Page 45: ...ssembling the Cover Control 1 Detach all the wires connected to the PCB 2 If only the disassembly of PCB required press the Pothook and detach the PCB from the set 3 If only the disassembly of Capacitor is required detach it from the set 4 If only the disassembly of Case Control is required detach it from the set after disassembling 2 indicating screws Use Screw Driver ...

Page 46: ... No Parts Procedure Remark 6 Ass y Bracket Outlet 5 Detach the Transformer after disassembling 2 indicating screws Work is possible after disassembling the Case PCB 1 After disassembling 16 indicating screws detach Ass y Bracket Outlet Use Screw Driver ...

Page 47: ...l Block 3 Loosen the fixing screw of the Ass y Control Out Use Screw Driver 4 Loosen 8 fixing screws and detach the Cabinet Upper Use Screw Driver 5 Loosen 2 fixing screws 5 bolts and detach the Front Cabinet Use Screw Driver 6 Loosen 2 fixing screws and pull up the Control Box Use Screw Driver 7 Loosen 9 fixing screws and detach the Cabinet Side Use Screw Driver 4 2 Outdoor Unit 4 2 1 MH050FXCA2A...

Page 48: ...e Remark 2 Fan Motor 8 Detach the Terminal and detach the Compressor Lead Wire 1 Loosen the fixing nut and detach the Fan Use Screw Driver 2 Loosen 4 fixing bolts and detach the Motor Use Screw Driver 3 Loosen 4 fixing bolts and detach the Bracket Motor Use Screw Driver ...

Page 49: ...Heat Exchanger Compressor 1 Release the refrigerant at first 2 Disassemble the Inlet and Outlet Pipe by welding 3 Loosen the fixing screws of the Heat Exchanger Use Screw Driver 4 Detach the Heat Exchanger 5 Loosen 3 nuts of the Compressor Use Monkey Spanner 6 Detach the Compressor ...

Page 50: ...etach the Cabinet side RH Use Screw Driver 2 Detach the Cable Connector Wire from the Terminal Block 3 Loosen 2 fixing screws of the Ass y Control Out Use Screw Driver 4 Loosen 6 fixing screws and detach the Cabinet Upper Use Screw Driver 5 Loosen 2 fixing screws 7 bolts and detach the Cabinet Front Use Screw Driver 4 2 2 MH080FXCA4A ...

Page 51: ...Reassembly Samsung Electronics 4 22 No Parts Procedure Remark 6 Loosen 2 fixing screw and pull up the Control Box Use Screw Driver 7 Pull the felt and detach it 8 Detach the Terminal Cover and detach the comp lead wire ...

Page 52: ...oosen 4 fixing bolts and detach the Motor Use Screw Driver 3 Loosen 4 fixing bolts and detach the Bracket Motor Use Screw Driver 1 Release the refrigerant at first 2 Disassemble the Inlet and Outlet Pipe by welding 3 Loosen the fixing screw of the Heat Exchanger Use Screw Driver 4 Detach the Heat Exchanger 5 Loosen 3 nuts of the Compressor Use Monkey Spanner 6 Detach the Compressor ...

Page 53: ...MEMO Samsung Electronics 4 24 ...

Page 54: ...amsung Electronics 5 1 1 6 1 2 1 1 2 2 5 2 3 7 1 3 1 4 1 6 9 4 7 2 1 2 5 1 5 4 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 5 Exploded Views and Parts List 5 1 Indoor Unit 5 1 1 MH026FNCA MH035FNCA ...

Page 55: ...BEARING ABS 1 1 SNA 2 2 DB96 03060G ASS Y EVAP ASS Y 1 1 SNA 3 DB94 00457J ASS Y TRAY DRAIN ASS Y 1 1 SA 3 1 DB63 00848A TRAY DRAIN ABS 1 1 SNA 3 2 DB61 01635C BLADE H HIPS 1 1 SA 3 3 DB61 01636A BLADE V PP 2 2 SA 3 4 DB63 00849A TRAY STABILIZER ABS 1 1 SNA 3 5 DB69 00839A CUSHION EPS TRAY RH EPS 1 1 SA 3 6 DB73 00180A RUBBER CAP DRAIN GUM EPM 1 1 SNA 3 7 DB31 00371A ASS Y MOTOR STEPPING 220 240V ...

Page 56: ...Samsung Electronics 5 3 Exploded Views and Parts List 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 5 3 3 5 1 2 MH052FNCA ...

Page 57: ...7C DB63 01592B DB90 02738A DB61 01981B DB90 03966B DB93 03012P DB96 03817A DB31 00267A DB94 00456B DB97 02075A DB94 00455A DB94 40007A DB61 01977A ASS Y BACK BODY BACK BODY CUSHION BODY BACK ASS Y EVAP COVER BEARING ASS Y TUBE EVAP IN ASS Y TUBE EVAP OUT ASS Y TRAY DRAIN TRAY DRAIN BLADE H BLADE V TRAY STABILIZER CUSHION TRAY RH RUBBER CAP DRAIN ASS Y MOTOR STEPPING ASS Y DRAIN HOSE ASS Y CONTROL ...

Page 58: ...Exploded Views and Parts List Samsung Electronics 5 5 23 8 13 9 12 14 2 16 18 17 1 6 15 21 11 24 25 4 5 22 10 3 8 7 19 20 23 4 23 7 23 5 23 6 23 3 23 8 23 1 23 2 5 1 3 MH026FECA MH035FECA ...

Page 59: ... DB90 01946A ASS Y SUPPORT EVAP RH ASS Y 1 SA 15 DB94 00768A ASS Y PARTITION ASS Y 1 SA 16 DB61 02282A BRACKET MOTOR SGCC M T2 0 1 SA 17 DB99 00669A ASS Y BAND MOTOR SINYA 1 SNA 18 DB31 00377A MOTOR FAN SINYA SSR PID 1 SA 19 DB67 00565A BLOWER ASS Y ABS TORSIONAL BUSH 2 SA 20 DB90 01947A ASS Y CASE BLOWER UPPER ASS Y 2 SA 21 DB90 01948A ASS Y CASE BLOWER BOTTOM ASS Y 2 SA 22 DB94 01007B ASS Y DRAI...

Page 60: ...Exploded Views and Parts List Samsung Electronics 5 7 8 10 9 13 11 33 16 22 21 27 28 20 23 24 19 17 3 18 26 25 5 8 4 30 30 1 30 6 30 5 30 2 34 30 4 30 3 12 29 6 7 14 31 15 2 1 35 32 5 1 4 MH052FECA ...

Page 61: ...ITION ASS Y SGCC M T1 0 1 SA 17 DB61 02282A BRACKET MOTOR SGCC M T2 0 1 SA 18 DB97 03800A ASS Y BAND MOTOR SINYA ASS Y 1 SA 19 DB31 00314C MOTOR SINYA 50HZ YSK140 60 4PG 1 SA 20 DB66 01007A MOTOR SHAFT SINYA 1 SA 21 DB94 00759A MOLD BEARING ASS Y 1 SA 22 DB67 00581A CAP BEARING SGCC M T0 8 1 SA 23 DB73 00285A RUBBER SHAFT CR V0 1 SA 24 DB96 04902A COUPLER ASS Y 1 SA 25 DB67 00565A BLOWER A ASS Y A...

Page 62: ...ws and Parts List Samsung Electronics 5 9 5 1 5 NJ0261HXCA NJ0351HXCA 1 3 2 4 5 26 27 5 2 27 1 27 4 27 2 27 5 27 6 27 6 1 27 6 2 27 6 3 27 3 5 1 7 8 9 10 12 13 14 15 16 17 19 18 20 21 22 23 24 25 11 6 6 1 26 1 26 2 ...

Page 63: ...47 135 GRAY 1 SNA 16 DB94 00040Y ASS Y CROSS FAN ASS Y 1 SA 17 DB67 00833A DRAIN PUMP PBT 1 0 WHITE 1 SA 18 DB69 00137A BAND RING STS304 T1 5 PI14 1 SNA 19 DB73 00390B RUBBER BASE PUMP NBR 30 BLK 1 SNA 20 DB73 00391D RUBBER CAP PUMP EPDM 40 1 SNA 21 DB63 01699A COVER PUMP ABS 2 5 78 100 GRAY 1 SNA 22 DB95 01359F ASS Y SENSOR FLOAT SLIM1WAY SmH250 02L 180mm RED BLK 1 SA 23 DB94 01367E ASS Y DRAIN P...

Page 64: ...Exploded Views and Parts List Samsung Electronics 5 11 PSSMA Slim 1 way Cassette Panel 13 14 10 11 9 15 8 4 3 6 12 7 2 16 5 1 ...

Page 65: ...05 463 WHT 1 SNA 6 DB63 01694A FILTER AIR INLET ABS 2 196 437 BLK 1 SA 7 DB63 01695A FILTER AIR INLET G ABS 2 196 320 BLK 1 SA 8 DB63 01697A COVER DISPLAY PCB HIPS 2 5 117 154 BLK 1 SNA 9 DB64 00237A PANEL DISPLAY LED AKM 2800 PC 1 SA 10 DB64 01759A PANEL FRONT SLIM 1WAY ABS 40 465 1180 DA White 1 SNA 11 DB64 01760A WINDOW DISPLAY PCB PC 1 5 40 40 MILKY WHT 1 SNA 12 DB64 01762A GRILLE AIR INLET AB...

Page 66: ...Exploded Views and Parts List Samsung Electronics 5 13 5 1 6 NJ030MHXCA NJ035MHXCA NJ052MHXCA 31 8 15 16 12 16 11 17 21 5 4 1 2 9 10 6 18 7 3 14 13 20 19 24 26 27 28 29 30 23 25 22 34 32 33 ...

Page 67: ... DB73 00307B RUBBER WIRE HOLE CR V0 2 2 SNA 17 DB90 02225A ASS Y COVER PIPE MINI 4WAY CASSETTE 1 1 SA 18 DB61 02527A HOLDER EVAP STS304 T0 7 4 4 SA 19 DB94 00846A ASS Y DRAIN HOSE MINI 4WAY CASSETTE 1 1 SA 20 DB90 01010A ASS Y COVER DRAIN CH040EZM NEW 4WAY CASSETTE 1 1 SNA 21 DB61 02490A GUIDE EVAP STS304 T0 7 1 1 SA 22 DB96 05977B ASS Y EVAP UNIT MINI 4WAY CASSETTE 1 SNA DB96 05354C ASS Y EVAP UN...

Page 68: ...Exploded Views and Parts List Samsung Electronics 5 15 30 19 2 15 3 17 27 18 31 13 14 9 20 22 21 32 8 29 7 6 11 25 26 16 10 12 24 23 4 5 1 33 28 PMSMA Mini 4 way Cassette Panel ...

Page 69: ... 14 DB61 02488A BUSH MINI POM NTR 8 SA 15 DB65 10074D CLAMP CABLE DA 4N 2 SA 16 DB65 00023A CLIP WIRE ASS Y L130mm 1 SA 17 DB63 01364A COVER A ABS V0 BLK 1 SA 18 DB63 01366A COVER B ABS V1 BLK 2 SA 19 DB63 01377A COVER C ABS V2 BLK 1 SA 20 DB63 01036A COVER KNOB HIPS UL94 HB WHT 2 SA 21 DB64 01145A KNOB SLIDE HIPS 94HB HG 0760 WHT 2 SA 22 DB67 00030A SPRING KNOB STS304 T0 5 2 SA 23 DB69 01269A CUS...

Page 70: ...Samsung Electronics 5 17 5 2 Outdoor Unit 16 7 8 13 14 16 1 13 1 2 15 9 10 1 1 1 3 12 4 17 5 6 11 19 18 16 3 16 4 16 10 16 7 16 5 16 6 16 2 16 12 16 11 16 8 16 9 5 2 1 MH050FXCA2A ...

Page 71: ... G8T200FUAEW ROTARY COMPRESSOR BLDC PERMANENT MAGNETIC MOTOR 1 SA 13 1 DB63 00763A GROMMET ISOLATOR NR 3 SNA 14 DB96 08909A ASS Y VALVE 4 WAY ASS Y 1 SA 15 DB96 08910B ASS Y VALVE ASS Y 1 SA 16 DB93 05697C ASS Y CONTROL OUT ASS Y 1 SA 16 1 DB93 05700C ASS Y PCB MAIN ASS Y 1 SA 16 2 DB61 02974B CASE CONTROL COVER ASS Y 1 SA 16 3 DB62 05315A HEAT SINK ABS 1 SNA 16 4 DB93 04745B ASS Y PCB EMI ASS Y 1...

Page 72: ...Exploded Views and Parts List Samsung Electronics 5 19 5 2 2 MH080FXCA4A 19 18 16 11 12 5 6 4 17 3 2 13 20 15 8 16 1 16 3 16 4 16 10 16 7 16 5 16 6 16 2 16 12 13 1 16 11 16 8 16 9 14 9 1 1 7 1 10 ...

Page 73: ...E LF PAINT ASS Y 1 SNA 13 G8T260FUAEW COMPRESSOR BLDC INVERTER 1 SA 13 1 DB63 00763A GROMMET ISOLATOR NR 3 SNA 14 DB96 09230A ASS Y 4WAY VALVE ASS Y 1 SNA 15 DB96 09236B ASS Y VALVE ASS Y 1 SNA 16 DB93 05697A ASS Y CONTROL OUT ASS Y 1 SA 16 1 DB93 05700A ASS Y PCB MAIN ASS Y 1 SA 16 2 DB61 02974B CASE CONTROL COVER ABS 1 SA 16 3 DB62 05315A HEAT SINK 1 SNA 16 4 DB93 04745C ASS Y PCB SUB EMI ASS Y ...

Page 74: ...Samsung Electronics 6 1 This Document can not be used without Samsung s authorization 6 Wiring Diagram 6 1 Indoor Unit MH FNCA ...

Page 75: ...6 2 Samsung Electronics This Document can not be used without Samsung s authorization Indoor Unit cont MH FECA ...

Page 76: ...Wiring Diagram Samsung Electronics 6 3 NJ 1HXCA This Document can not be used without Samsung s authorization ...

Page 77: ...Wiring Diagram 6 4 Samsung Electronics NJ MHXCA This Document can not be used without Samsung s authorization ...

Page 78: ...Samsung Electronics 6 5 MH050FXCA2A This Document can not be used without Samsung s authorization 6 2 Outdoor Unit ...

Page 79: ...Wiring Diagram 6 6 Samsung Electronics This Document can not be used without Samsung s authorization MH080FXCA4A ...

Page 80: ...Samsung Electronics 7 1 This Document can not be used without Samsung s authorization 7 Schematic Diagram 7 1 Indoor Unit MH FNCA ...

Page 81: ...Schematic Diagram 7 2 Samsung Electronics MH FECA This Document can not be used without Samsung s authorization ...

Page 82: ...Schematic Diagram Samsung Electronics 7 3 NJ 1HXCA This Document can not be used without Samsung s authorization ...

Page 83: ...Schematic Diagram 7 4 Samsung Electronics NJ MHXCA This Document can not be used without Samsung s authorization ...

Page 84: ...7 5 Samsung Electronics 7 2 Outdoor Unit This Document can not be used without Samsung s authorization 7 2 1 MH050FXCA2A MH080FXCA4A Temperature sensor EEV SMPS Inverter PFC ...

Page 85: ... 8 1 MAIN PCB Indoor Unit MH FNCA The red number connecter is not used Power Motor RPM Feedback Remocon Module Humidity Sensor Anions MPI Temperature Sensor Auto Grill HVPS High voltage Generator BLADE H Step Motor 1 Display 2 Indoor Fan Motor ...

Page 86: ...Temperature Wired Remote Controller Power 12V Control Signal EEV Display Operating Check Signal HALL IC 1 Download 2 COM 1 3 COM 2 4 Load Control Signal 5 Heater 6 Address Switch 7 Option Switch 8 Fan Tap Control 9 Ventilator 0 Drain Pump Hot Coil Fan SSR Trans In Main Power Q Trans out 1 2 3 5 8 9 7 6 Q 0 4 ...

Page 87: ... 5 N phase Boltage 1 1 Comm Signal F1 2 Comm Signal F2 5 1 On off Contact point input 2 GND 1 L phase 2 N phase 1 5 LED Control 6 AUTO_S W 7 Remocon_Signal 8 GND 9 VCC 2 1 Comm Signal F3 2 Comm Signal F4 6 1 6 DC12V 2 5 Motor Control 7 10 Not used CN61 CN62 Slide Panel CN33 Wred Remote Controller Communication CN91 Display CN71 AC Power CN83 External Control CN31 Indoor Outdoor Unit Communication ...

Page 88: ... 4 Samsung Electronics NJ 1HXCA cont Panel 1 1 5 Control Display LED 6 Not used 7 Receive signals from wireless remote controller 8 GND 9 VCC DC5V CN01 Connect the Main PBA of the Indoor Unit DC connection Connector ...

Page 89: ... Control In On Off Control Signal SMW250 02 RED 2 Floating Switch SMW250 02 BLK 3 Room Eva In Temp Sensor SMW250 04 WHT 4 Eva Out Temp Sensor SMW250 02 WHT 5 Heater Discharge Temp Sensor SMW250 02 YEL 6 RPM Feedback SMW250 03 BLU 7 Communication2 Wired Remocon_F3 F4 YW396 02V BLU 8 Communication1 Outdoor_F1 F2 YW396 02V RED 9 DC12V Out Wired Remocon Power YW396 02V WHT 0 Micom Program Download SMW...

Page 90: ...8 6 Samsung Electronics MH FNCA External Signal MAIN PCB Connection The red number connecter is not used 8 2 SUB PCB Indoor Unit ...

Page 91: ...cs 8 7 8 3 MAIN PCB Outdoor Unit Power N Power L BLDC FAN AC FAN Communication 485 COND OLP Temperature Sensor DIS OUT Temperature Sensor EEV Connector Comp Connector Wire Reactor Connector Wire MH050FXCA2A MH080FXCA4A ...

Page 92: ...d the air 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 Explanation In happens after a delay of 3 minutes when the compressor is reoperated The same phenomenon occurs when a po...

Page 93: ... of the Outdoor unit 2 K1 pipe checking operation button K2 Function button 2 K3 Reset button K4 View mode change button K4 View mode Display changes 9 2 Checking and Testing operations K 1 K 2 K 3 DIS01 SW02 SW01 K 4 DIS02 Outdoor PCB Display Indoor unit address View data display 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Discharge temperature OLP temperature Condenser temperature Outdoor temperature ...

Page 94: ...tdoor unit once then begins to start Pipe check operation with displaying as below 2 OK This number is displayed only while communicating so each number is displayed for a short time in order Nothing is displayed on the LED Check the power source power cable FUSE on the outdoor unit Yes No Yes No Does LED show Normal display Normal display means right 2 digit of LED on Display PCB displays 00 and ...

Page 95: ...e indoor unit under searching It could take more time depending on the indoor and outdoor temperature After completeing pipe check operation it shows on the display PCB The left display DIS01 will show sequentially the following message 00 Estabilished communication with indoor unit A 01 Estabilished communication with indoor unit B 02 Estabilished communication with indoor unit C 03 Estabilished ...

Page 96: ...oor and indoor units During this phase the left display of outdoor unit display PCB DIS01 will count fom 00 01 02 to 15 Estabilished communication the left display will count sequentially 00 communication with indoor unit A 01 communication with indoor unit B 02 communication with indoor unit C 03 communication with indoor unit D In case of Manual address mode you can do pipe check operation for c...

Page 97: ...sting Operation cont TO SET ADDRESSING MANUALLY BY ROTARY SWITCH SW02 TYPE PICTURE MODEL RAC SLIM DUCT MH026FNCA MH035FNCA MH052FNCA MH026FECA MH035FECA MH052FECA MINI 4 WAY CASSETTE SW02 SLIM 1 WAY CASSETTE NJ0261HXCA NJ0351HXCA NJ030MHXCA NJ035MHXCA NJ052MHXCA ...

Page 98: ...y run Cool mode try run Push the K2 button three times Heat mode try run Push the K2 button once After 12 minutes of stationary condition check each indoor unit air treatment Cooling mode indoor unit check Inlet air temp Outlet air temp From 10 K to 12 K indicative delta T Heating mode indoor unit check Outlet air temp Inlet air temp From 11 K to 14 K indicative delta T In heating mode the indoor ...

Page 99: ...e sensor error open short Indoor unit heat exchanger out temperature sensor error open short Indoor unite fan error Please all units turn off and check to indoor unit s PCB and wire connection E121 122 123 error detected replace related sensor Q4 Error code E162 E163 Guidance Contents Turn on the system But indoor unit displayed E162 163 Error code Explanation Indoor unit EEPROM Error Indoor unit ...

Page 100: ...nd liquid pipes are crossed with each other check to connecting Pipe connecting Check to outdoor unit s EEV coil being connected in proper location EEV Coil Check to indoor unit s sensor being connected in proper location Indoor sensor During the pipe checking operation system check temperature change of indoor Heat exchanger In case indoor sensor defect EEV coil connector detach malfunction of EE...

Page 101: ...ing the halation of another outdoor air flow Step 2 Check refrigerant leakage Step 3 Check outdoor EEV operation Q3 Analysis Step 1 Contents While using cooling or heating System Turn off and display E458 Error code Check point Remarks E458 Error is related with outdoor unit fan Error Especially If system have a some problem in fan in heating mode it will be happened And In auto address setting wi...

Page 102: ...nalysis Contents While the system is working try run mode system turn off and display E128 129 246 261 419 422 554 Error code Check point Remarks These Error codes only apply with Try run mode in case of system have some defect as result of try run operation Refer to self detection algorithm Check Error Code meaning and check it out Q6 Analysis Contents While using heating outdoor unit turn off an...

Page 103: ... control Remote control battery Infrared signal receiving path front panel duct infrared receiving module wiring No Indoor unit Wiring cable to outdoor unit No Good Starting by remocon or ON OFF switch on the indoor unit or K2 button on the Outdoor PCB display Apply the power Check AC voltage between L and N of MAIN power terminal block Check AC voltage between L and N of power terminal block for ...

Page 104: ...unit operation mode Consult LED pattern on wiring diagram on outdoor controller No No No No Is the error code related to cycle protection Are some of the indoor units operation mode cooling heating different from others Error related to outdoor controller except temperature sensor and communication between indoor unit and outdoor unit See Error Code Table and Check Main checking point Is the error...

Page 105: ...other pattern inverter micom detects some hardware trouble or abnormal condition Yellow Green Red Description Note Status indication OFF OFF OFF Power OFF No power SMPS error ON ON ON Power on reset 1 2 seconds If always in this pattern IC01 inverter micom has some trouble OFF Blink ON Normal operation Hardware trouble OFF OFF ON Communication Error between Main micom and inverter micom Blink Blin...

Page 106: ... in case of 2 8A above DC link voltage will go up over 300V This voltage is in proportion to AC input voltage Current can be monitored with VIEW MODE Press K4 key on the outdoor display PCB for several times to change the display to sensor temperature value Left 1 digit of the LED is data index and Right 3 digits are the value Item Measuring point Normal value DC LINK Q803 E D101 Cathode about 1 4...

Page 107: ... Diagnosis of Major Parts In case of a sensor in outdoor unit temperature can be monitored with VIEW MODE Press K4 key on the outdoor display PCB for several time to change the display to sensor temperature value Left 1 digit of the LED is data index and Right 2 digits are the value Index Value Remark 8 Discharge sensor temperature 9 OLP sensor temperature The unit is degree C A Condenser sensor t...

Page 108: ...ODE Press K4 key on the outdoor display PCB for several time to change the display to current EEV value Left 1 digit of the LED is data index and Right 3 digits is the value 9 3 7 Pipe matching See 9 2 Checking and Testing operations Index Value Remark 3 EEV A step 4 EEV B step 5 EEV C step 6 EEV D step The step value range is between Zero and 480 ...

Page 109: ...y paper or the like before soldering them Since the lead wires of any new part are covered with an oxide film solder cannot adhere to the lead wires if not polished 6 When soldering any part care should be exercised not to apply any high wattage soldering iron to the part for a long time Some parts are of so low a heat resistance that they may be broken or have the properties changed if a solderin...

Page 110: ... is spread evenly in a room 5 Make sure that you install the indoor unit in an area away from TVs audio units cordless phones fluorescent lighting fixtures and other electrical appliances at least 3 3ft 6 Make sure that you install the indoor unit in an area which provides easy pipe connection with the outdoor unit and easy drainage for condensed water 7 Make sure that you install the indoor unit ...

Page 111: ...from the indoor unit 7 Make sure that you install the outdoor unit in area which provides easy connection within the maximum allowable length of a coolant pipe If you install the excessive length of pipe add additional refrigerant as 0 11 oz per unit ft refer to the table below 8 Make sure that you install the outdoor unit in an area which is large enough to accommodate the measurements shown in f...

Page 112: ...f manifold gauge 5 Set valve cork of both liquid side and gas side of packed valve to the open position 6 Mount the valve stem nuts and the service port cap to the valve and tighten them at the torque of 183kgf cm with a torque wrench 7 Check for gas leakage At this time especially check for gas leakage from the 3 way valve s stem nuts and from the service port cap MH050FXCA2A 10 2 Connecting Up a...

Page 113: ...rom the system using vacuum pump for about 30 minutes Close the valve of the low pressure side of manifold gauge clockwise Make sure that pressure gauge show 0 1MPa 76cmHg after about 30 minutes This procedure is very important in order to avoid gas leak Turn off the vacuum pump Remove the hose of the low pressure side of manifold gauge 5 Set valve cork of both liquid side and gas side of packed v...

Page 114: ...n 5 Check the pressure indicated by the pressure gauge low pressure side Standard pressure should be 8 0 9 0kg cm2 in a regular and high operation mode 6 Open the refrigerant tank and fill with refrigerant until the rated pressure is reached It is recommended not to pour the refrigerant in too quickly but gradually while operating a pressure valve 8 Close the 3 way valve disconnect the pressure ga...

Page 115: ...ice valve and open the 5 8 service valve again 5 Check the pressure indicated by the pressure gauge low pressure side Standard pressure is should be 8 0 9 0kg cm2 in a regular high operation mode 6 Open the refrigerant tank and fill with refrigerant until the rated pressure is reached It is recommended not to pour the refrigerant in too quickly but gradually while operating a pressure valve 8 Clos...

Page 116: ... length could be changed in the recommendation length that is shown above In this case installer should keep the installation condition to keep the quality of Room Air conditioner Refrigerant should be charged additionally as written above according to the change of the length of the connection tube It needs to affect the decrease in cooling and heating capacity or of the reliability of compressor...

Page 117: ...sung Electronics 10 8 Torque kg cm ø 1 4 inch Liquid Side ø 3 8 inch Gas Side ø 1 2 inch Gas Side 160 300 500 200 350 550 Outer diameter Fixing Torque Final Torque Torque kg cm 10 5 Flare Nut Fixing Torque ...

Page 118: ...ay Valve Relocation of the air conditioner Refer to this procedure when the unit is relocated 1 Carry out the pump down procedure refer to the details of pump down 2 Remove the power cord 3 Disconnect the assembly cable from the indoor and outdoor units 4 Remove the flare nut connecting the indoor unit and the pipe 4 At this time cover the pipe of the indoor unit and the other pipe using a cap or ...

Page 119: ... operation of the air conditioner Relocation of the air conditioner Refer to this procedure when the unit is relocated 1 Carry out the pump down procedure refer to the details of pump down 2 Remove the power cord 3 Disconnect the assembly cable from the indoor and outdoor units 4 Remove the flare nut connecting the indoor unit and the pipe 4 At this time cover the pipe of the indoor unit and the o...

Page 120: ...7V 50Hz Refrigerant Z R22 C R407C A R410A H F P E A 4 A O Combination Quantity _ 12 Indoor 1 2 Outdoor FJM Version _ 12 Indoor _ A B Outdoor O O Indoor Outdoor Type K 1 way S Slim 1 way M Mini 4 way D Silhouette E Slim P G P W HB V Vivave R Moderato N Console CONV X Outdoor Capa 10Kw 3 digit Comp Type F Free Inverter D Redd Digital Scroll CST Duct RAC Product Type M Multi Mode C C O H H P Buyer co...

Page 121: ...H 1 8 V V 1 X 07 O O O Indoor Type P G P W HB V Vivave R Moderato Capa K BTU RAC Product Type M Multi Mode C C O H H P Buyer code Refrigerant V R410A Inverter Z R22 C R407C Serial Version 1 Basic 2 MR 02R Semi Product _ Indoor X Outdoor Indoor Capacity CAP Indoor K BTU _ Outdoor FJM ...

Page 122: ...ax U Hydro Unit HYDRO W Water tank Refrigerant R R22 Value S R22 Tender X R410A STD Y R410A DLX W R410A PRM Z R410A Flagship Mode C C O H H P Raging Voltage A 115V 60Hz B 220V 60Hz C 208 230V 60Hz D 200 220V 50Hz E 220 240V 50Hz F 208 230V 60Hz 3phasea G 380 415V 50Hz 3phasea M 127V 50Hz H 380V 60Hz 3phasea J 460V 60Hz 3phasea Version A Z Export S Solar Water Tank Z High efficiency EER mode indoor...

Page 123: ...Samsung Electronics 11 4 MH050FXCA2A 11 2 Refrigerating Cycle Diagram ...

Page 124: ...11 5 Samsung Electronics Reference Information MH080FXCA4A ...

Page 125: ...nology words Definition of technology terms COMP Full name compressor BLOWER FAN ASS Y CONTROL BOX Full name Assemble control box MOTOR ASS Y EVAP ASS Y COND Full name assemble evaporator assemble condenser One that compresses especially a machine used to compress gases One that blows especially a mechanical device such as f fan that produces a current of air A device for reeating a current of air...

Page 126: ...ase select Cooling or set the desired temperature lower Q It floods 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 Water drips at the drain connection service valve of the outdoor unit A When a glass bottle is taken out of the refrigerator moisture gets c...

Page 127: ...s kept without drying up the inside with Ventilation mold would grow inside 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 stale smells A It occurs generally when there are pet animals in the house Their smells stay at the same place But when the air co...

Page 128: ...outdoor unit outside A It is possible to install it at a designated place in the apartment or on the rooftop nearby But it s illegal hanging an angle iron case with the outdoor unit in it outside the apartment Also it is illegal obstructing passers by with the outdoor unit installed outside Q What can be done to install the outdoor unit facing the road because it is a commercial building A The fol...

Page 129: ...m human body should emit outside of the body by air circulation conduction emission and evaporation The human body feels freshness when the emission rate is 40 45 which was emitted by a radiation when it is comfortable and warm and air circulation and conduction is 20 30 and evaporation is 20 24 It sometimes may depends on seasonal factor wearing condition age sex and mental state other than indoo...

Page 130: ... Electronics Co Ltd Apr 2011 Printed in Korea Code No DB98 33718A 1 GSPN Global Service Partner Network Area Web Site North America http service samsungportal com Latin America http latin samsungportal com CIS http cis samsungportal com Europe http europe samsungportal com China http china samsungportal com Asia http asia samsungportal com Mideast Africa http mea samsungportal com ...

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