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Samsung MH020FVEA Service Manual Download Page 149

9-17

Samsung Electronics

Troubleshooting

9-3-6 Checking EEV

See 12-5 "Fault Diagnosis of Major Parts".

Current EEV step value can monitored with "VIEW MODE"

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 12-2 "Checking and Testing operations".

9-3-8 Checking Motor in indoor unit

See 12-5 "Fault Diagnosis of Major Parts".

Index

Value

Remark

3

EEV-A step

4

EEV-B step

5

6

EEV-D step

MH040FXEA2B/MH050FXEA2B

MH18VF1X/MH19VF1X

MH060FXEA3B/MH070FXEA4B

MH080FXEA4B

EEV-C step

The step value range is

between Zero and 480.

Summary of Contents for MH020FVEA

Page 1: ...Various Indoor Unit Vivace MSP duct Console 1 way Slim duct Mini 4 way Neo Forte MB Space Saving Environmental Friendly Compact Light Outdoor Unit Slim and Quiet Indoor Units SERVICE Manual Refer to...

Page 2: ...of Product 2 13 2 4 Accessory and Option Specifications 2 22 3 Alignment and Adjustments 3 1 3 1 Error mode and check method 3 1 3 2 Setting Option Setup Method 3 10 4 Disassembly and Reassembly 4 1...

Page 3: ...onnecting 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...

Page 4: ...er supply and circuit breaker If the power cord 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 p...

Page 5: ...safety Current is measured according to ISO standard for energy efficiency 1 4 Disposing of the unit Before throwing out the air conditioner remove the batteries from the remote control When you dispo...

Page 6: ...FVEA MH FBEA MH VF1 The Micro Plasma Ion Mode created strong purified zone in your room Various Indoor units combinations Neo Forte MB Vivace 1 way cassette Mini 4 way cassette MSP duct Slim duct Con...

Page 7: ...7 4 8 4 6 35x7 5 9 52x7 5 18x535 Cross Flow Fan Resin steel 2ROW 14STEP EEV Wall mounted 3 50 3 80 9 54 9 93 36 36 1 220 240 50 35 35 0 19 0 19 825x285x189 32 5x11 2x7 4 8 4 6 35x7 5 9 52x7 5 18x535 C...

Page 8: ...18x600 Cross Flow Fan Resin steel 19 2ROW 16STEP EEV Type Cooling kW Heating Dehumidifying h Air Volume Cooling m3 min Heating Noise Cooling dB A Heating Power V Hz Power Consumption Cooling W Heatin...

Page 9: ...5 9 52x7 5 18x550 Cross Flow Fan Resin steel 15 2ROW 14STEP EEV Wall mounted 5 20 5 60 2 5 14 98 14 49 40 40 1 220 240 50 50 50 0 30 0 30 1 100x307x225 43 3x12 1x8 9 13 0 6 35x7 5 12 7x7 5 18x920 Cros...

Page 10: ...50 30 30 0 18 0 18 825x285x189 32 5x11 2x7 4 8 5 6 35x7 5 9 52x7 5 18x550 Cross Flow Fan Resin steel 2ROW 10STEP EEV Type Cooling kW Heating Dehumidifying h Air Volume Cooling m3 min Heating Noise Co...

Page 11: ...0 50 0 30 0 30 1 065x298x214 41 9x11 7x8 4 12 0 6 35x7 5 12 7x7 5 18x550 Cross Flow Fan Resin steel 2ROW 15STEP EEV Type Cooling kW Heating Dehumidifying h Air Volume Cooling m3 min Heating Noise Cool...

Page 12: ...3 80 7 5 8 0 32 32 1 220 240 50 45 45 0 23 0 23 970x180x390 38 2x7 1x15 4 15 6 35x7 5 9 52x7 5 20x2 000 Cross Flow Fan steel 28 2ROW 14STEP EEV Type Cooling kW Heating Air Volume Cooling m3 min Heati...

Page 13: ...5 11 3 39 39 1 220 240 50 35 35 0 29 0 29 720x620x199 28 3x24 4x7 8 15 2 6 35x7 5 9 52x7 5 20x2 000 Turbo Fan steel 28 2ROW 20STEP EEV Type Cooling kW Heating Air Volume Cooling m3 min Heating Noise...

Page 14: ...0 22 6x22 6x10 2 17 6 35x7 5 9 52x7 5 Turbo Fan steel 55 2ROW 10STEP EEV Mini 4 way cassette 5 20 5 60 12 1 13 6 41 41 1 220 240 50 120 120 0 52 0 52 575x575x260 22 6x22 6x10 2 17 6 35x7 5 12 7x7 5 Tu...

Page 15: ...x7 8x23 6 26 6 35x7 5 9 52x7 5 Sirocco fan Resin steel 29 2ROW 12STEP EEV MSP Duct 5 20 5 60 16 4 15 8 37 37 1 220 240 50 170 170 1 04 1 04 900x260x480 35 4x10 2x18 9 29 5 6 35x7 5 12 7x7 5 Sirocco fa...

Page 16: ...285 41 OLP Propeller 400 2ROW 24STEP EEV 1 300 3 9 4 4 25 4 47 48 1 160 1 160 5 3 5 3 15 790x548x285 41 OLP Propeller 400 2ROW 24STEP EEV 1 300 Free Joint Multi Wall Mounting Multi Split 1 220 240V 50...

Page 17: ...Free Joint Multi 1 220 240V 50Hz BLDC Permanent Magnetic Motor POE Samsung Electronics 2 12 Model Item MH060FXEA3B MH070FXEA4B MH080FXEA4B OUTDOOR UNIT Power Outdoor Only Size Fan Motor Blower Com pr...

Page 18: ...it MH020FVEA MH023FVEA MH026FVEA MH035FVEA MH020FNEA MH026FNEA MH035FNEA MH023FBEA MH026FBEA MH035FBEA MH026FKEA MH035FKEA MH026FJEA MH035FJEA MH040FXEA2B 8 5kg 7 8kg 10 2kg 15 0kg 15 2kg 41 0kg MH020...

Page 19: ...89mm 790x548x285mm 20dB 33dB 35dB 29dB 33dB 30dB 32dB 31dB 35dB Outer Dimension Indoor Unit Outdoor Unit The Feature of Product MH040FXEA2A Item MH040FXEA2B Noise Indoor Unit Outdoor Unit MH020FVEA MH...

Page 20: ...MH052FWEA MH026FKEA MH035FKEA MH023FVEA MH026FVEA MH035FVEA MH052FVEA MH052FXEA2A MH020FVEA MH023FVEA MH026FVEA MH035FVEA MH052FVEA MH020FNEA MH026FNEA MH035FNEA MH052FNEA MH023FBEA MH026FBEA MH035FB...

Page 21: ...5FEEA MH026FJEA MH035FJEA MH050FXEA2B 825x285x189mm 1 065x298x214mm 900x304x185mm 1 100x307x225mm 970x180x390mm 575x260x575mm 900x199x600mm 720x620x199mm 880x638x310mm 31dB 31dB 35dB 40dB 32dB 32dB 36...

Page 22: ...H19VF1 07 MH18VF1 09 MH19VF1 12 MH18VF1X MH19VF1X MH VF1 7 8kg MH VF1 825x285x189mm MH VF1X 41 0kg MH VF1X 790x548x285mm Net Weight Indoor Unit Outdoor Unit Indoor Unit Outdoor Unit Indoor Unit Outdoo...

Page 23: ...H026FBEA MH035FBEA MH052FBEA MH026FJEA MH035FJEA MH052FUEA MH020FVEA MH023FVEA MH026FVEA MH035FVEA MH052FVEA MH026FKEA MH035FKEA MH030FMEA MH035FMEA MH052FMEA 7 8kg 13 0kg 10 2kg 13 0kg 15 2kg 29 0kg...

Page 24: ...MH052FBEA MH026FJEA MH035FJEA MH026FKEA MH035FKEA MH030FMEA MH035FMEA MH052FMEA MH023FEEA MH026FEEA MH035FEEA MH052FUEA MH060FXEA3B 26 0kg 59 0kg 825x285x189mm 1 099x315x217mm 900x304x185mm 1 100x307...

Page 25: ...35FMEA MH052FMEA 7 5kg 8 5kg 13 0kg 9 0kg 13 0kg 8 5kg 12 0kg 15 0kg 17 0kg Net Weight Indoor Unit Indoor Unit Outdoor Unit MH070FXEA4A MH080FXEA4A MH070FXEA4B MH080FXEA4B Item MH020FVEA MH023FVEA MH0...

Page 26: ...2FPEA MH020FWEA MH023FWEA MH026FWEA MH035FWEA MH052FWEA MH023FVEA MH026FVEA MH035FVEA MH052FVEA MH026FKEA MH035FKEA MH030FMEA MH035FMEA MH052FMEA MH023FEEA MH026FEEA MH026FEEA MH052FEEA MH052FDEA MH07...

Page 27: ...ONS MANUAL DE INSTRUCCIONES ISTRUZIONI PER L USO MANUAL DE INSTRU ES MANUEL D UTILISATION GEBRAUCHSANWEISUNG Splut type Room Air Conditioner Aire acondicionado dom stico sistema Split Condizionatore d...

Page 28: ...Split Condizionatore d aria per ambienti ad unit Separate Aparelho de ar condicionado tipo Split Climatiseur de type s par Geteilte raumklimaanlage OWNER S INSTRUCTIONS MANUAL DE INSTRUCCIONES ISTRUZI...

Page 29: ...m stico sistema Split Condizionatore d aria per ambienti ad unit Separate Aparelho de ar condicionado tipo Split Climatiseur de type s par Geteilte raumklimaanlage OWNER S INSTRUCTIONS MANUAL DE INSTR...

Page 30: ...ver band DB72 00109J 1 Flexible hose Ass y drain hose joint Insulation refrigerant pipe Insulation joint out Rubber Grommet Hanger The design and shape can be changed according to the model OWNER S IN...

Page 31: ...69 01369A 1 Insulation cover drain DB62 01959A 1 Insulation drain DB62 01960B 1 Insulation cover band DB72 00109J 1 Insulation pipe DB72 00109G 1 Insulation Install inlet DB72 00143E Insulation drain...

Page 32: ...amsung Electronics Indoor Unit Accessories cont MH FMEA cont Item Descriptions Q TY Code No Remark Indoor Unit Installation manual DB98 27682A 1 Safety net DB63 01372A 1 The design and shape can be ch...

Page 33: ...mark Indoor Unit User Manual DB98 29318A 1 Installation Manual DB98 29317A 1 Seal Install Outlet DB62 05580V 1 Seal Pipe SVC DB62 05691C 1 Cable Tie DB65 10088C 8 Wireless Remote Control DB93 06280E 1...

Page 34: ...TIONS MANUAL DE INSTRUCCIONES ISTRUZIONI PER L USO MANUAL DE INSTRU ES MANUEL D UTILISATION GEBRAUCHSANWEISUNG Splut type Room Air Conditioner Aire acondicionado dom stico sistema Split Condizionatore...

Page 35: ...Indoor Unit Accessories cont MH FEEA cont Item Descriptions Q TY Code No Remark Indoor Unit Cable tie DB65 10088C 8 Drain Pipe Holder DB90 02064A 2 Wired remote controller Box DB97 01904G 1 The design...

Page 36: ...DE INSTRU ES MANUEL D UTILISATION GEBRAUCHSANWEISUNG Splut type Room Air Conditioner Aire acondicionado dom stico sistema Split Condizionatore d aria per ambienti ad unit Separate Aparelho de ar condi...

Page 37: ...010A only MH070FXEA4B MH080FXEA4B 1 1 The design and shape can be changed according to the model MH040FXEA2B MH050FXEA2B MH060FXEA3B MH070FXEA4B MH080FXEA4B MH18VF1X MH19VF1X Flare Nuts 9 52mm outer p...

Page 38: ...nit Ass y Label Kyoto Protocol The design and shape can be changed according to the model DB98 28756A 1 Nipple Connector DB67 00789A 1 MH060FXEA3B 2 MH070FXEA4B MH080FXEA4B Outdoor Unit Accessories co...

Page 39: ...ambienti ad unit Separate Aparelho de ar condicionado tipo Split Climatiseur de type s par Geteilte raumklimaanlage Geteilte raumklimaanlage 2 4 3 Transmitter Unit Accessories MH FXEA B MH VF1X 1 1 1...

Page 40: ...er out temperature sensor detached Heat exchanger out sensor Indoor unit heat exchanger in out temperature sensor Heat exchanger in out sensor detached Indoor unit fan motor malfunction Fan motor and...

Page 41: ...R 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 s...

Page 42: ...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 tracki...

Page 43: ...ature sensor Error of the discharge temperature sensor 1 Indoor and outdoor unit time out 2 Abnormal data reception more than 60 packet 3 Indoor unit is not connected 4 Communication error between the...

Page 44: ...s Outdoor unit refrigerant leakage Gas leak Self diagnosis Outdoor fan restriction error Inverter Inverter compressor operation failure Inverter DC peak error Inverter DC Link voltage 150V or less 410...

Page 45: ...or 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 OPE...

Page 46: ...yed 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 temper...

Page 47: ...uto 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 O...

Page 48: ...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 Compres...

Page 49: ...splay panel reads or repeatedly Push the button to set the display panel to Every time you push the button the display panel reads repeatedly Setting is not required if you must a value which has a de...

Page 50: ...election 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...

Page 51: ...he 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 p...

Page 52: ...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 53: ...sh the button the display panel reads or repeatedly Push the button to set the display panel to Every time you push the button the display panel reads repeatedly Setting is not required if you must a...

Page 54: ...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 55: ...21A MH052FVEA 005406 19225E MH030FMEA MH035FMEA 045024 164051 MH026FKEA 005600 14221d MH035FKEA 005600 162340 MH052FMEA 045024 1940d5 MH026FJEA 087417 1400b6 MH035FJEA 087417 1600d8 Table of the optio...

Page 56: ...4 1 Samsung Electronics 4 Disassembly and Reassembly Necessary Tools Item Remark SCREW DRIVER MONKEY SPANNER...

Page 57: ...and a fixing screw on the Cabinet Front lower to detach the Cabinet Front Use Screw Driver 3 Detach the Cabinet Front like the picture on the right side 4 Loosen 1 screw CCW fixed to assemble Plate C...

Page 58: ...s Procedure Remark 5 Loosen 2 fixing screws CCW on the rear side of Cabinet Side RH Use Screw Driver 6 Loosen 4 screws CCW fixed to assemble Bracket Valve with Cabinet Side RH Use Screw Driver 7 Loose...

Page 59: ...mark 2 Ass y Control Out 1 Detach the Motor Wire from the PCB of Ass y Control Out 2 Detach several connectors from the PCB of Ass y Control Out 3 Detach 2 Connect Wires from Reactor 4 Loosen 1 screw...

Page 60: ...torch 3 Detach the Heat Exchanger Before you disassemble the pipes and Condenser be sure that there should be no refrigerant remained in the unit 1 Loosen 8 bolts CCW fixed to assemble Valve Service...

Page 61: ...Wire from the Terminal 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...

Page 62: ...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...

Page 63: ...at 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 Exchan...

Page 64: ...inet 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 Cabin...

Page 65: ...eassembly Samsung Electronics 4 10 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 t...

Page 66: ...osen 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 Pi...

Page 67: ...tronics 5 1 1 6 1 2 1 9 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 MH020FNEA MH026FNEA MH03...

Page 68: ...3 00850A COVER 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 D...

Page 69: ...Exploded Views and Parts List Samsung Electronics 5 3 5 1 2 MH052FNEA 1 6 1 2 1 1 16 2 5 2 4 2 3 2 2 2 6 3 7 10 13 11 4 9 7 2 1 2 5 1 5 5 5 2 5 3 8 14 15 5 4 5 3 3 4 3 6 3 8 12 3 1 3 2 3 5 3 3...

Page 70: ...H EPS 1 SA 3 6 DB73 00180A RUBBER CAP DRAIN GUM EPM 1 SNA 3 7 DB31 00285A ASS Y MOTOR STEPPING 220 240V 50 60Hz Class E 1 SA 3 8 DB94 00458B ASS Y DRAIN HOSE ASS Y 1 SA 4 DB93 06038A ASS Y CONTROL IN...

Page 71: ...and Parts List Samsung Electronics 5 5 5 1 3 MH023FBEA MH026FBEA MH035FBEA 2 1 10 9 15 14 12 11 13 3 4 5 2 1 3 2 3 3 3 5 3 9 3 8 3 4 1 4 1 3 1 1 1 2 3 4 1 3 7 3 1 3 6 2 2 8 3 8 8 8 1 8 9 8 7 8 2 8 4...

Page 72: ...SNA 3 7 DB64 01876A BUTTON POWER PMMA 1 SNA 3 8 DB93 05779A ASS Y DISPLAY ASS Y 1 SNA 3 9 DB93 05778A ASS Y DISPLAY MPI ASS Y 1 SNA 4 DB90 03967A ASS Y COVER TERMINAL ASS Y 1 SA 5 DB67 00849A CAP SCRE...

Page 73: ...Exploded Views and Parts List Samsung Electronics 5 7 5 1 4 MH052FBEA 2 4 5 16 6 7 11 14 15 12 10 9 17 13 2 2 2 1 3 2 1 4 1 3 3 1 1 1 1 2 8 3 8 1 8 2 8 4 8 6 8 8 5 3 1...

Page 74: ...COVER TERMINAL ASS Y 1 SA 5 DB67 00855B CAP SCREW HIPS 3 SA 6 DB93 05894A ASS Y CONTROL IN ASS Y 1 SA 7 DB63 01859A COVER PBA SGCC M 1 SA 8 DB94 01549B ASS Y TRAY DRAIN ASS Y 1 SA 8 1 DB63 01853A TRA...

Page 75: ...msung Electronics 5 9 5 1 5 MH020FVEA MH023FVEA MH026FVEA MH035FVEA MH052FVEA 9 17 12 11 15 10 13 14 16 5 4 8 7 3 6 1 2 13 1 13 3 13 2 2 5 2 4 2 1 2 2 2 6 2 3 1 1 1 14 1 13 1 5 1 7 1 6 1 8 1 4 1 10 1...

Page 76: ...E STS 1 1 SA DB61 03139B SPRING ETC GRILLE STS 1 1 SA DB61 03139C SPRING ETC GRILLE STS 1 SA DB61 03139D SPRING ETC GRILLE STS 1 SA 1 11 DB63 01630A COVER DISPLAY ABS FR 17 1 1 1 SA 1 12 DB93 04452F A...

Page 77: ...TAL ASS Y 1 SNA 9 DB67 60030A SPRING SENSOR STS301 2 2 2 SNA 10 DB94 00455A ASS Y BEARING RUBBER ASS Y 1 1 1 SA 11 DB94 00456A ASS Y CROSS FAN ASS Y 1 1 SA DB94 00456B ASS Y CROSS FAN ASS Y 1 SA 12 DB...

Page 78: ...MEMO 5 12 Samsung Electronics...

Page 79: ...Samsung Electronics 5 13 Exploded Views and Parts List 5 1 6 MH026FKEA MH035FKEA 13 12 11 10 9 3 1 8 7 6 18 3 1 22 23 2 4 5 15 16 19 20 21 14 1 17 24 14 2 14...

Page 80: ...165A COVER FAN MOTOR Fire Resistant P S V0 1 SA 11 DB61 00362A CASE CONTROL Fire Resistant P S V0 1 SNA 12 DB93 02335G ASS Y PCB ASS Y 1 SA 13 DB63 00167A COVER CONTROL ASS Y 1 SA 14 DB96 01190H ASS Y...

Page 81: ...Samsung Electronics 5 15 Exploded Views and Parts List 1 2 8 9 10 11 3 6 7 4 5 P1SMA 1 way Cassette Panel...

Page 82: ...POM 2 SA 4 DB63 00163A COVER PCB CASE HIPS UL94 V0 1 SA 5 DB93 04488A ASS Y PCB DISPLAY 1 SA 6 DB31 10153D MOTOR STEP MSFCC20A05 1 SA 7 DB61 00535A HOLDER MOTOR HIPS UL94 V0 1 SNA 8 DB64 00234B PANEL...

Page 83: ...Samsung Electronics 5 17 Exploded Views and Parts List 5 1 7 MH030FMEA MH035FMEA MH052FMEA 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 84: ...73 00307A RUBBER WIRE HOLE NBR 45 C 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...

Page 85: ...Samsung Electronics 5 19 Exploded Views and Parts List 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 86: ...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...

Page 87: ...s List Samsung Electronics 5 21 5 1 8 MH026FJEA MH035FJEA 35 28 2 3 26 34 32 27 19 29 33 23 15 12 18 14 16 17 21 13 31 9 6 22 7 10 11 8 5 25 4 24 30 1 20 35 1 35 8 35 9 35 2 35 3 35 4 35 5 35 6 35 7 3...

Page 88: ...TTOM V PP T2 7 2 SA 19 DB61 03559A BODY BELL MOUTH HIPS T2 5 1 SA 20 DB63 01998A FILTER AIR PP T2 5 1 SA 21 DB61 03551A BRACKET WIRE MOLD HIPS T1 8 1 SA 22 DB31 00371A MOTOR STEP ABS V0 T2 5 1 SA 23 D...

Page 89: ...SNA 35 7 DB61 03549A CASE PCB SWITCH ABS V0 T2 5 1 SA 35 8 DB93 06164B ASS Y PCB MAIN IN PBA 1 SA 35 9 DB65 00004U TERMINAL BLOCK 4P 1 SNA 35 10 DB61 40291C HOLDER WIRE 1 SA 35 11 DB63 02001A COVER CO...

Page 90: ...MEMO 5 24 Samsung Electronics...

Page 91: ...Samsung Electronics 5 25 Exploded Views and Parts List 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 9 MH023FEEA MH026FEEA MH035FEEA...

Page 92: ...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 00312A MOTOR F...

Page 93: ...Exploded Views and Parts List Samsung Electronics 5 27 7 1 7 23 21 18 19 20 17 22 9 6 12 2 16 8 4 5 3 10 11 13 24 15 14 5 14 8 14 2 14 3 14 1 14 4 14 6 14 7 5 1 10 MH052FUEA...

Page 94: ...ASS Y CONTROL IN ASS Y 1 SNA 14 1 DB90 02981B ASS Y CASE CONTROL ASS Y 1 SA 14 2 DB61 02287A CASE PCB ABS V0 T2 5 1 SA 14 3 DB26 00080A TRANS POWER AC 230V 50HZ DC 17V DC 0 6A VDE ICE 1 SNA 14 4 2301...

Page 95: ...5 29 15 2 15 1 15 5 15 4 15 3 15 6 14 1 17 1 14 2 14 3 14 4 14 9 14 12 14 7 14 6 14 8 14 11 3 1 3 2 14 13 14 10 14 5 14 3 13 12 10 16 17 18 11 9 6 15 7 8 4 5 1 2 17 2 5 2 Outdoor Unit 5 2 1 MH040FXEA2...

Page 96: ...DB93 05889A ASS Y PCB MAIN INV ASS Y 1 SA 14 3 DB62 03155A HEAT SINK AL 1 SA 14 4 DB93 04906B ASS Y PCB SUB EMI ASS Y 1 SNA 14 5 DB93 06291A ASS Y PCB MAIN ASS Y 1 SA 14 6 DB62 02250A CASE CONTROL BA...

Page 97: ...Samsung Electronics 5 31 Exploded Views and Parts List 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 11 16 8 16 9 5 2 2 MH050FXEA2B...

Page 98: ...Y 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 08910A ASS Y VALVE ASS Y 1 SA 16 DB93 05697G ASS Y CONTRO...

Page 99: ...ung Electronics 5 33 Exploded Views and Parts List 5 2 3 MH060FXEA3B MH070FXEA4B MH080FXEA4B 19 18 16 11 12 5 6 4 17 3 2 13 20 15 8 16 1 16 3 16 4 16 9 16 5 16 6 16 2 13 1 16 10 16 7 16 8 14 9 1 1 7 1...

Page 100: ...30A ASS Y 4WAY VALVE ASS Y 1 1 SNA 15 DB96 08922A ASS Y VALVE ASS Y 1 SNA DB96 09236A ASS Y VALVE ASS Y 1 1 SNA 16 DB93 05697F ASS Y CONTROL OUT ASS Y 1 SA DB93 05697E ASS Y CONTROL OUT ASS Y 1 SA DB9...

Page 101: ...Samsung Electronics 6 1 This Document can not be used without Samsung s authorization 6 Wiring Diagram 6 1 Indoor Unit MH FNEA MH VF1...

Page 102: ...6 2 Samsung Electronics This Document can not be used without Samsung s authorization Indoor Unit cont MH FBEA...

Page 103: ...Wiring Diagram Samsung Electronics 6 3 MH FVEA This Document can not be used without Samsung s authorization...

Page 104: ...Wiring Diagram 6 4 Samsung Electronics MH FKEA This Document can not be used without Samsung s authorization...

Page 105: ...Wiring Diagram Samsung Electronics 6 5 MH FMEA This Document can not be used without Samsung s authorization...

Page 106: ...Wiring Diagram 6 6 Samsung Electronics This Document can not be used without Samsung s authorization MH023 026 035FEEA...

Page 107: ...Wiring Diagram Samsung Electronics 6 7 This Document can not be used without Samsung s authorization MH052FUEA...

Page 108: ...Wiring Diagram 6 8 Samsung Electronics MH FJEA This Document can not be used without Samsung s authorization...

Page 109: ...Samsung Electronics 6 9 This Document can not be used without Samsung s authorization 6 2 Outdoor Unit MH040FXEA2B MH18VF1X MH19VF1X...

Page 110: ...Wiring Diagram 6 10 Samsung Electronics This Document can not be used without Samsung s authorization MH050FXEA2B...

Page 111: ...Samsung Electronics 6 11 Wiring Diagram This Document can not be used without Samsung s authorization MH060FXEA3B...

Page 112: ...6 12 Samsung Electronics Wiring Diagram This Document can not be used without Samsung s authorization MH070FXEA4B MH080FXEA4B...

Page 113: ...Samsung Electronics 7 1 This Document can not be used without Samsung s authorization 7 Schematic Diagram 7 1 Indoor Unit MH FNEA MH VF1 MH FVEA...

Page 114: ...7 2 Samsung Electronics This Document can not be used without Samsung s authorization Indoor Unit MH FBEA...

Page 115: ...Schematic Diagram Samsung Electronics 7 3 STEP MOTOR MH FKEA This Document can not be used without Samsung s authorization...

Page 116: ...Schematic Diagram 7 4 Samsung Electronics MH FMEA This Document can not be used without Samsung s authorization...

Page 117: ...Schematic Diagram Samsung Electronics 7 5 MH FJEA This Document can not be used without Samsung s authorization...

Page 118: ...Schematic Diagram 7 6 Samsung Electronics MH FEEA MH FUEA This Document can not be used without Samsung s authorization...

Page 119: ...7 7 BLDC Fan SMPS Inverter PFC Micom Communication Samsung Electronics 7 2 1 MH040FXEA2B MH18VF1X MH19VF1X Inverter This Document can not be used without Samsung s authorization 7 2 Outdoor Unit...

Page 120: ...chematic Diagram 7 8 Temperature sensor EEV 485 Communication Schematic Diagram Samsung Electronics MH040FXEA2B MH18VF1X MH19VF1X cont Main This Document can not be used without Samsung s authorizatio...

Page 121: ...matic Diagram Temperature sensor EEV SMPS Inverter PFC Schematic Diagram Samsung Electronics 7 2 2 MH050FXEA2B MH060FXEA3B MH070FXEA4B MH080FXEA4B This Document can not be used without Samsung s autho...

Page 122: ...PCB Indoor Unit MH FNEA MH VF1 MAIN PCB The red number connecter is not used Power Motor RPM Feedback Remocon Module Humidity Sensor Anions MPI Temperature Sensor Auto Grill HVPS High voltage Generat...

Page 123: ...signal output_1 3 Motor driving signal output_2 4 Motor driving signal output_3 5 Motor driving signal output_4 1 DC5V 2 TxD 3 RxD 4 GND 1 GND 2 DV5C 3 Remocon signal input 4 Switch key signal input...

Page 124: ...OM2 12V SUB PCB Connection Module PCB Connection Display PCB Connection Melody 1 Download Connector 2 EEV 3 Indoor Fan Motor 4 POWER 5 MPI 6 Blade Step Motor 7 Auto Grille Step Motor 1 8 Auto Grill St...

Page 125: ...8 4 Samsung Electronics PCB Diagram MH FNEA MH FBEA MH FVEA MH FJEA MH VF1 SUB PCB External Signal MAIN PCB Connection The red number connecter is not used...

Page 126: ...FKEA Ventilator Drain Pump Fan Motor Power Motor Rpm Feed Back EVA Out Sensor ROOM EVA IN Sensor 12V Float Switch Connection Step Motor 1 EEV Connection 2 Display PCB Connection 3 COM1 4 COM2 4 3 2 1...

Page 127: ...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...

Page 128: ...RPM Output 1 MPI ON OFF Control DC12V 2 MPI ON OFF Control DC12V 3 DC12V 4 MPI Feedback 2 1 2 3 4 5 DISPLAY LED 6 TOUCH S W Reset DC5V 7 TOUCH S W Out DC5V 8 REMOCON SIGNAL Receive 9 GND 10 VCC DC5V...

Page 129: ...e Heater 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 Swi...

Page 130: ...Electronics 8 9 Power N Power L BLDC Fan YAW396 07V WHT Main PCB Connector SMW200 07 WHT Power Relay Comp Connector Wire Reactor Connector Wire MH040FXEA2B MH18VF1X MH19VF1X INVERTER 8 2 MAIN PCB Outd...

Page 131: ...SMW200 07 WHT Display PCB Connector SMW200 07 WHT OLP Cond Te temperature Sensor SMAW250A 04 WHT Outdoor Discharge Temperature Sensor L SMAW250A 04 RED EEV Connector SMAW250A 06 WHT DC5V Connector SMW...

Page 132: ...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 MH050FXEA2B MH060FXEA3B MH070FXEA4B MH080FX...

Page 133: ...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 interm...

Page 134: ...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 Present Compressor Frequency Tar...

Page 135: ...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...

Page 136: ...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...

Page 137: ...between outdoor 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...

Page 138: ...T ADDRESSING MANUALLY BY ROTARY SWITCH SW02 TYPE PICTURE MODEL RAC 1 WAY CASSETTE MIN 4 WAY SLIM DUCT MAS DUCT DONSOLE MH020FV N EA MH023FBEA MH026FB V N EA MH035FB V N EA MH052FB V N EA MH026FKEA MH0...

Page 139: ...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 c...

Page 140: ...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...

Page 141: ...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 connect...

Page 142: ...ng 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 E...

Page 143: ...alysis 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...

Page 144: ...ontrol 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...

Page 145: ...nit 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 dif...

Page 146: ...her 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...

Page 147: ...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...

Page 148: ...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 temper...

Page 149: ...play 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 12 2 Checking and Testing operations 9 3 8 Checking Motor in indoor unit See 12...

Page 150: ...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 shoul...

Page 151: ...s 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 1 met...

Page 152: ...l 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 15g or 10g per...

Page 153: ...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 wi...

Page 154: ...m 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...

Page 155: ...by the pressure gauge low pressure side Standard pressure should be 8 0 9 0kg cm2 in a regular and high operation mode Refer to the 11 7 Pressure Graph 6 Open the refrigerant tank and fill with refri...

Page 156: ...alve 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 Refer to...

Page 157: ...on condition the connection tube 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...

Page 158: ...Samsung Electronics 10 8 Torque kg cm 6 35 mm Liquid Side 9 52 mm Gas Side 12 7 mm Gas Side 160 300 500 200 350 550 Outer diameter Fixing Torque Final Torque Torque kg cm 10 5 Flare Nut Fixing Torque...

Page 159: ...way Valve 3 way 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 cor...

Page 160: ...lose 6 Stop 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...

Page 161: ...V 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...

Page 162: ...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...

Page 163: ...11 3 Samsung Electronics 11 2 Refrigerating Cycle Diagram MH040FXEA2B MH18VF1X MH19VF1X...

Page 164: ...Samsung Electronics 11 4 Reference Information MH050FXEA2B...

Page 165: ...11 5 Samsung Electronics Reference Information MH060FXEA3B...

Page 166: ...Samsung Electronics 11 6 Reference Information MH070FXEA4B MH080FXEA4B...

Page 167: ...ology 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 cond...

Page 168: ...se 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 straig...

Page 169: ...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 Whene...

Page 170: ...utdoor 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 a...

Page 171: ...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...

Page 172: ...Electronics Co Ltd Mar 2008 Printed in Korea Code No DB98 29018A 2 GSPN Global Service Partner Network Area Web Site North America http service samsungportal com Latin America http latin samsungportal...

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