Mitsubishi Electric MSH-07NV Скачать руководство пользователя страница 79

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OUTDOOR UNIT
STRUCTURAL PARTS
MUH-24NV-
MUH-24NV-

Symbol

in Wiring

Diagram

Q'ty/unit

MUH-24NV-

Remarks

Part No.

NO.

Part Name

MUH-24NV-

E02 214 232

E02 214 521

E02 214 245

E02 214 630

E02 214 515

E02 042 900

E02 214 290

E02 214 301

E02 214 501

E02 082 353

E02 010 342

E02 198 374

E02 214 249

E02 138 506

E02 010 662

E02 010 661

E02 214 297

E02 138 351

E02 214 451

E02 214 310

E02 176 936

E02 256 936

E02 262 936

E02 214 522

E02 095 382

E02 214 381

E02 288 343

CABINET

FAN GUARD

SERVICE PANEL

OUTDOOR HEAT EXCHANGER

MOTOR SUPPORT

COMPRESSOR

BASE

OUTDOOR FAN MOTOR

PROPELLER FAN

COMPRESSOR CAPACITOR

CONTACTOR

TERMINAL BLOCK

SIDE PANEL

COMPRESSOR RUBBER SET

STOP VALVE(LIQUID)

STOP VALVE(GAS)

TOP PANEL

FAN MOTOR CAPACITOR

DEICER P.C. BOARD

DEFROST THERMISTOR

CAPILLARY TUBE

REAR PANEL

FUSE

THERMAL READ SWITCH

FAN MOTOR RELAY

52C1

C11

RT61

TRS

NH-47VMDT

RA6V85 -

/440VAC

{

9.52

{

15.88

3.0

/440VAC

[

3.0

[

1.6

350

[

3.0

[

2.0

350

[

4.0

[

2.4

200

Part number that are circled is not shown in the illustration.

E02 139 426

E02 141 083

REMOTE CONTROLLER

REMOTE CONTROLLER HOLDER

Symbol

in Wiring

Diagram

Q'ty/unit

Remarks

Part No.

NO.

Part Name

MSH-07/09/12/18/24NV - (WH)
MSH-18NV - (WH)

ACCESSORY AND REMOTE CONTROLLER PARTS
MSH-07NV -

(WH)

MSH-09NV -

(WH)

MSH-12NV -

(WH)

MSH-18NV -

(WH)

MSH-24NV -

(WH)

MSH-07NV -

(WH)

MSH-09NV -

(WH)

MSH-12NV -

(WH)

MSH-18NV -

(WH)

MSH-24NV -

(WH)

MSH-18NV -

(WH)

OB207t-3qxp 25/9/97 9:11 PM Page 79

Содержание MSH-07NV

Страница 1: ... 18NV WH MUH 18NV MSH 24NV WH MUH 24NV MSH 07NV WH MUH 07NV MSH 09NV WH MUH 09NV MSH 12NV WH MUH 12NV MSH 18NV WH MUH 18NV MSH 24NV WH MUH 24NV MSH 18NV WH MUH 18NV E3 E3 E2 E2 E2 E2 E2 E2 E2 E2 E2 E2 E1 E1 E1 E1 E1 E1 E1 E1 E1 E1 No OB207 MSH 18NV MSH 18NV MSH 18NV E3 E2 E1 This Servise Manual OB207 deals with MSH 07 09 12 18 24NV E1 MUH 07 09 12 18 24NV E1 MSH 18NV E2 and MUH 18NV E2 in OB176 RE...

Страница 2: ...s added MSH 12NV MSH 12NV 1 Indoor electronic control P C board has changed However it is compatible between and models 2 Auto restart function is added MSH 18NV MSH 18NV 1 Indoor electronic control P C board has changed However it is compatible between and models 2 Auto restart function is added MSH 24NV MSH 24NV 1 Indoor electronic control P C board has changed However it is compatible between a...

Страница 3: ...MUH 07NV MUH 09NV MUH 07NV MUH 09NV E2 E2 E1 E1 When the front panel is open MSH 07NV MSH 09NV MSH 12NV MSH 07NV MSH 09NV MSH 12NV E2 E2 E2 E1 E1 E1 MSH 18NV MSH 24NV MSH 18NV MSH 24NV MSH 18NV E3 E2 E2 E1 E1 MSH 18NV MSH 24NV MSH 18NV MSH 24NV MSH 18NV E3 E2 E2 E1 E1 MSH 18NV MSH 24NV MSH 18NV MSH 24NV MSH 18NV E3 E2 E2 E1 E1 MSH 07NV MSH 09NV MSH 12NV MSH 07NV MSH 09NV MSH 12NV E2 E2 E2 E1 E1 E1...

Страница 4: ...4 REMOTE CONTROLLER MSH 07NV MSH 09NV MSH 12NV MSH 18NV MSH 18NV E2 E1 E1 E1 E1 ...

Страница 5: ...07NV Serial number 7000201T MSH 09NV Serial number 7000201T MSH 12NV Serial number 7000001T MSH 24NV MSH 07NV MSH 09NV MSH 12NV MSH 18NV Serial number 7000001T MSH 24NV MSH 18NV E3 E2 E2 E2 E2 E2 E1 E1 E1 E1 ...

Страница 6: ... h A A W A kW A A A W mm mm mm mm mm mm kg kg dB dB rpm rpm kg k k k MSH 07NV E1 E2 Single phase 220 240V 50Hz INDOOR 492 OUTDOOR 1620 10 98 98 25 INDOOR 0 17 OUTDOOR 0 33 RH 135VGHT 650 C R4 17 C S5 75 RC4V19 AA WHT BLK292 BLK RED324 RA6V29 CB WHT BLK218 0 BLK RED423 7 815 275 183 780 540 255 8 34 5 37 47 1 100 790 820 4 1 0 85 10 10 33 18 MSH 09NV E1 E2 Single phase 220 240V 50Hz INDOOR 492 OUTD...

Страница 7: ...m mm mm mm mm mm kg kg dB dB rpm rpm kg k k k MSH 12NV E1 E2 Single phase 220 240V 50Hz INDOOR 558 OUTDOOR 2130 2244 10 35 INDOOR 0 17 OUTDOOR 0 37 RH 231VHAT 1100 C R2 1 C S3 9 RC4V19 AA WHT BLK292 BLK RED324 RA6V40 EC or EE WHT BLK130 BLK RED134 6 815 275 183 850 605 290 8 43 5 42 50 1230 780 820 4 1 1 15 10 10 33 18 MSH 18NV E1 E2 E3 Single phase 220 240V 50Hz INDOOR 756 OUTDOOR 2142 15 52 58 I...

Страница 8: ...filling capacity R 22 Thermistor Width Height Depth Width Height Depth Indoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Outdoor unit RT11 at25 RT12 at25 RT61 at0 kW R h K h A A W A kW A A A W mm mm mm mm mm mm kg kg dB dB rpm rpm kg k k k MSH 24NV E1 E2 Cooling Heating Single phase 220 240V 50Hz 6 0 6 2 3 1 816 25 12 6 11 7 11 5 11 0 2720 2750 2470 2580 98 59 11 73 10 83 10 63 10 13 I...

Страница 9: ...h Indoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Outdoor unit RT11 at25 RT12 at25 RT61 at0 kW R h K h A A W A kW A A A W mm mm mm mm mm mm kg kg dB dB rpm rpm kg k k k MSH 07NV INDOOR UNIT Cooling Heating Single phase 220 240V 50Hz 492 10 0 17 35 94 86 0 17 RC4V19 AA WHT BLK292 BLK RED324 815 275 183 8 5 37 1 100 4 10 10 MSH 09NV INDOOR UNIT Cooling Heating Single phase 220 240V 50H...

Страница 10: ... Indoor unit Outdoor unit Indoor unit Outdoor unit Indoor unit Outdoor unit RT11 at25 RT12 at25 RT61 at0 kW R h K h A A W A kW A A A W mm mm mm mm mm mm kg kg dB dB rpm rpm kg k k k MSH 12NV INDOOR UNIT Cooling Heating Single phase 220 240V 50Hz 558 10 0 17 35 94 86 0 17 RA4V19 AA WHT BLK292 BLK RED324 815 275 183 8 5 42 1 230 4 10 10 MSH 18NV INDOOR UNIT Cooling Heating Single phase 220 240V 50Hz...

Страница 11: ...11 OUTLINES AND DIMENSIONS 4 MSH 07NV MSH 09NV MSH 07NV MSH 09NV E2 E2 E1 E1 MUH 07NV MUH 09NV MUH 07NV MUH 09NV E2 E2 E1 E1 INDOOR UNIT OUTDOOR UNIT Unit mm ...

Страница 12: ...12NV MUH 12NV E2 E1 INDOOR UNIT OUTDOOR UNIT 9 52 If the right left sides or back side is vacant the front has only to be 50cm unobstructed If the front or right left sides are vacant the top has only to be 10cm unobstructed Unit mm ...

Страница 13: ...stallation plate Power supply cord Power supply cord Lead to right 2m Lead to right 2m Lead to left 1m Lead to left 1m W Wall hole all hole 75 75 Installation plate Installation plate Liquid line Liquid line 8 0 5m 8 0 5m Gas line Gas line 12 0 43m 12 0 43m Insulation Insulation 50 O D 50 O D 28 I D 28 I D Insulation Insulation 28 28 Drain hose Drain hose 16 16 Air out Air out Air in Air in If the...

Страница 14: ...9 11 16 330 13 362 14 1 4 17 15 39 5 27 5 Terminal block for indoor and outdoor unit connection Terminal block for power line Handle for moving 179 524 441 337 352 403 553 850 33 7 16 40 60 524 Service panel Ground terminal Refrigerant pipe flared connection 15 88 5 8F Refrigerant pipe flared connection 9 52 3 8F Knock out hole for front piping refrigerant drainage and wiring Knock out hole for ri...

Страница 15: ...1 TB SYMBOL C1 C65 52C F61 MC NAME NAME NAME COMPRESSOR CAPACITOR OUTDOOR FAN MOTOR CAPACITOR CONTACTOR FUSE 2A COMPRESSOR INNER THERMOSTAT OUTDOOR FAN MOTOR VARISTOR DEFROST THERMISTOR SOLID STATE RELAY TERMINAL BLOCK REVERSING VALVE COIL RELAY REVERSING VALVE COIL DC DC CONVERTER NOTE 1 Use copper conductors only For field wiring 2 Since the indoor and outdoor unit connecting wires have polarity...

Страница 16: ...NTACTOR FUSE 2A COMPRESSOR INNER THERMOSTAT OUTDOOR FAN MOTOR VARISTOR DEFROST THERMISTOR SOLID STATE RELAY TERMINAL BLOCK REVERSING VALVE COIL RELAY REVERSING VALVE COIL DC DC CONVERTER NOTE 1 For the outdoor electric wiring refer to the outdoor unit electric wiring diagram for servicing 2 Use copper conductors only For field wiring 3 Symbols below indicate Terminal block Connector NOTE 1 Use cop...

Страница 17: ... VARISTOR DEFROST THERMISTOR SOLID STATE RELAY TERMINAL BLOCK REVERSING VALVE COIL RELAY REVERSING VALVE COIL CONTACTOR NOTE 1 For the outdoor electric wiring refer to the outdoor unit electric wiring diagram for servicing 2 Use copper conductors only For field wiring 3 Symbols below indicate Terminal block Connector NOTE 1 Use copper conductors only For field wiring 2 Since the indoor and outdoor...

Страница 18: ...1 TRANS IC881 RED BLK S C R MC BLK CN721 BLK 21S4 DEICER P C BOARD CN711 CN661 1 2 3 RT61 4 SYMBOL X62 21S4 52C 52C1 X1 SYMBOL MF NR61 RT61 SR61 TB TB2 SYMBOL C1 C2 DSAR F61 MC NAME NAME NAME COMPRESSOR CAPACITOR OUTDOOR FAN MOTOR CAPACITOR SURGE ABSORBER 1 FUSE 2A COMPRESSOR INNERTHERMOSTAT OUTDOOR FAN MOTOR VARISTOR DEFROST THERMISTOR SOLID STATE RELAY TERMINAL BLOCK REVERSING VALVE COIL RELAY R...

Страница 19: ...N YLW WHT 2 3 TO INDOOR UNIT CONNECTING R S C WHT RED BLK BLU C1 52C MC 21S4 1 BLK BLK CN721 X62 X62 C65 TAB20 NR61 CN661 RED BLU CN711 DEICER P C BOARD SYMBOL X62 21S4 52C SYMBOL MF NR61 RT61 SYMBOL C1 F61 MC SR61 NAME NAME NAME COMPRESSOR CAPACITOR FUSE 2A COMPRESSOR INNERTHERMOSTAT SOLID STATE RELAY OUTDOOR FAN MOTOR VARISTOR DEFROST THERMISTOR REVERSING VALVE COIL RELAY REVERSING VALVE COIL CO...

Страница 20: ...DOOR FAN MOTOR VARISTOR DEFROST THERMISTOR REVERSING VALVE COIL RELAY REVERSING VALVE COIL CONTACTOR SYMBOL C65 IC881 TB NAME FAN MOTOR CAPACITOR DC DC CONVERTER TERMINAL BLOCK INNER THERMOSTAT NOTE 1 Use copper conductors only For field wiring 2 Since the indoor and outdoor unit connecting wires have polarity connect them according to the numbers 3 Symbols below indicate Terminal block Connector ...

Страница 21: ...RMOSTAT OUTDOOR FAN MOTOR VARISTOR DEFROST THERMISTOR SOLID STATE RELAY TERMINAL BLOCK REVERSING VALVE COIL RELAY REVERSING VALVE COIL CONTACTOR DC DC CONVERTER NOTE 1 For the outdoor electric wiring refer to the outdoor unit electric wiring diagram for servicing 2 Use copper conductors only For field wiring 3 Symbols below indicate Terminal block Connector NOTE 1 Use copper conductors only For fi...

Страница 22: ...730 2 1 3 BLK 21S4 1 5 3 YLW 2 1 BLK WHT ORN RED 3 4 5 6 MF C2 DEICER P C BOARD CN711 CN661 1 2 3 RT61 4 F C1 SYMBOL X62 21S4 52C 52C1 IC881 X1 SYMBOL MF NR61 RT61 SR61 TB TB2 F 26F1 SYMBOL C1 C2 DSAR CR CZ F61 MC NAME NAME NAME COMPRESSOR CAPACITOR FAN MOTOR CAPACITOR SURGE ABSORBER 1 SURGE ABSORBER 2 SURGE ABSORBER 3 FUSE 2A COMPRESSOR INNER THERMOSTAT OUTDOOR FAN MOTOR VARISTOR DEFROST THERMIST...

Страница 23: ...EICER P C BOARD RT61 F61 IC881 X62 CN711 BLK TRANS TAB20 BLK R C C1 TO INDOOR UNIT CONNECTING GRN YLW 12VDC TB 220 240V N 2 3 4 1 4 3 2 1 BLK BLK CN661 NO NR61 S 3 2 SYMBOL X62 21S4 52C IC881 SYMBOL MF NR61 RT61 SR61 TB SYMBOL C1 C65 DSAR F61 MC NAME NAME NAME COMPRESSOR CAPACITOR OUTDOOR FAN MOTOR CAPACITOR SURGE ABSORBER FUSE 2A COMPRESSOR INNER THERMOSTAT OUTDOOR FAN MOTOR VARISTOR DEFROST THER...

Страница 24: ...nit mm Stop valve with service port Indoor coil thermistor RT12 MSH 09NV MSH 09NV E2 E1 MUH 09NV MSH 09NV E2 E1 INDOOR UNIT OUTDOOR UNIT Indoor heat exchanger Room temperature thermistor RT11 with heat insulator Flared connection Flared connection Refrigerant pipe 9 52 Option Muffler Reversing valve 4 way valve Defrost thermistor RT61 Accumulator Strainer Outdoor heat exchanger Capillary tube 1 4x...

Страница 25: ...hanger Accumulator MSH 18NV MSH 18NV MSH 18NV E3 E2 E1 MUH 18NV MUH 18NV MUH 18NV E3 E2 E1 INDOOR UNIT OUTDOOR UNIT Indoor heat exchanger Room temperature thermistor RT11 Refrigerant pipe 15 88 Option Flared connection Flared connection Indoor coil thermistor RT12 Refrigerant pipe Option 6 35 with heat insulator Stop valve Strainer Check valve Capillary tube 2 0X800 Capillary tube 1 6x750 2 pcs Co...

Страница 26: ...stor RT12 Refrigerant pipe Option 9 52 with heat insulator Ball valve with Service port Strainer Check valve Check valve Capillary tube 1 6X350 Capillary tube 2 4X200 Defrost thermistor RT61 Compressor Accumulator Ball valve Muffler Outdoor heat exchanger Refrigerant flow in cooling Refrigerant flow in heating Strainer Distributor Reversing valve 4 way valve Unit mm 2 0X350 Capillary tube Discharg...

Страница 27: ...24NV E2 Models Refrigerant piping length one way Outdoor unit precharged up to 7m 850 1150 1800 15m 400 7m 0 10m 150 MSH 07NV E1 MSH 09NV E1 MSH 07NV E2 MSH 09NV E2 MSH 12NV E1 MSH 12NV E2 MSH 18NV E1 MSH 18NV E2 MSH 18NV E3 MAX HEIGHT DIFFERENCE ADDITIONAL REFRIGERANT CHARGE R 22 g MAX REFRIGERANT PIPING LENGTH Calculation Xg 50g m A 7 m Calculation Xg 65g m A 7 m Models Outdoor unit precharged u...

Страница 28: ...es Make sure the pointer of the gage manifold valve remains in the same position Check the vacuum with the gage manifold valve then close the gage manifold valve and stop the vacuum pump Run the vacuum pump for more than 15 minutes and at this time confirm that the pressure gage indicates 0 1 Mpa When vacuuming Connect the gage manifold valve and the vacuum pump to the service port of the stop val...

Страница 29: ...the indoor intake air wet dry bulb temperature and the indoor outlet air wet dry bulb temperature for your reference at service How to measure the indoor air wet bulb dry bulb temperature difference 1 Attach at least 2 sets of wet and dry bulb thermometers to the indoor air intake as shown in the figure and at least 2 sets of wet and dry bulb thermometers to the indoor air outlet The thermometers ...

Страница 30: ...8 0 25 9 23 7 21 6 19 4 17 2 15 1 12 9 28 0 25 9 23 7 21 6 19 4 17 2 15 1 12 9 19 9 18 4 16 9 15 3 13 8 12 3 10 7 9 2 24 24 NOTE The above curves are for the heating operation without any frost OUTDOOR LOW PRESSURE AND OUTDOOR UNIT CURRENT COOL operation Both indoor and outdoor unit are under the same temperature humidity condition Air flow should be set at MAX Dry bulb temperature Relative humidi...

Страница 31: ...ture C Ambient humidity Outdoor unit current A 220 240V 220 240V kgf F G MPa G kgf F G MPa G 0 7 0 6 0 5 0 4 0 3 0 2 7 6 5 4 3 2 MUH 18NV E3 E2 E1 MUH 18NV E3 E2 E1 Outdoor low pressure Ambient temperature C Ambient humidity Ambient temperature C Ambient humidity 220V 240V 220 240V Outdoor unit current A kgf F G MPa G 0 7 0 6 0 5 0 4 0 3 0 2 7 6 5 4 3 2 MUH 24NV E2 E1 Outdoor low pressure Ambient ...

Страница 32: ...UH 18NV E3 E2 E1 Outdoor unit current A Outdoor unit current A Outdoor unit current A Outdoor unit current A Ambient temperature C Ambient temperature C Ambient temperature C Ambient temperature C 220V 240V MUH 09NV E2 E1 MUH 07NV E2 E1 MUH 12NV E2 E1 220V 240V 13 12 11 10 9 Outdoor unit current A Ambient temperature C MUH 24NV E2 E1 220V 240V 220V 240V 220V 240V ...

Страница 33: ...ature afterwards Under the ON TIMER operation mode is deter mined according to the room temperature as the opera tion starts When the system is stopped with the OPERATE STOP button on the remote controller and restarted within 2 hours in I FEEL CONTROL mode the system operates in previous mode automatically regardless of the room temperature Mode COOL mode of I FEEL CONTROL DRY mode of I FEEL CONT...

Страница 34: ...om temperature In addition set temperature is controlled by TOO WARM or TOO COOL buttons when you feel too cool or too warm Each time the TOO WARM or TOO COOL button is pressed the indoor unit receives the signal and emits a beep tone Fuzzy control When the TOO COOL or TOO WARM button is pressed the microprocessor changes the set temperature considering the room temperature the frequency of pressi...

Страница 35: ...n operates at the set speed by FAN SPEED CONTROL button Followings are the fan speed in AUTO Initial temperature difference Fan Speed Room temperature minus set temperature 2 degrees or more Hi Room temperature minus set temperature 1 degree or more and less than 2 degrees Me Room temperature minus set temperature less than 1 degree Lo DRY mode of I FEEL CONTROL The system for dry operation uses t...

Страница 36: ... and when the fan speed is changed by the remote controller the fan speed is the set speed When the indoor coil temperature is less than 37 C the fan speed is controlled by time as below Time condition Indoor fan speed less than 2 minutes Lo 2 minutes to 4 minutes Me 4 minutes or more Hi The upper limit of the fan speed is the set speed If the thermostat turns off this operation changes to flow so...

Страница 37: ...eds 40 minutes without the defrosting opera tion working b The defrost thermistor RT61 reads 3 C or less c After releasing the high pressure protection 4 minutes and 15 seconds have elapsed 2 Defrost terminating conditions When the condition d or e is satisfied the defrosting operation stops d The defrost thermistor RT61 reads 3 1 C or more e The defrosting time exceeds 10 minutes E3 E2 E1 E1 2 Hi...

Страница 38: ...al OB185 when MSH 07 09 12NV MSH 07 09 12 18NV and MSH 18NV are connected with MXZ 32NV as multi system units E1 E3 E2 E1 3 Defrosting time chart Defrost thermistor RT61 3 1 or more 3 or less Outdoor 52C relay Compressor X62 Reversing valve coil SR61 Outdoor fan Defrost counter Indoor fan Indoor vane ON OFF ON OFF ON OFF ON OFF ON OFF Horizontal Set position Max 10 min 30 sec 15 sec 30 sec 5 15 se...

Страница 39: ...tion will not function when the room temperature is 13 C or below 5 When DRY operation functions the fan speed is lower than cool operation 8 4 HEAT OPERATION 1 Press OPERATE STOP button OPERATION INDICATOR on the indoor unit turns on with a beep tone 2 Select HEAT mode 3 Press TEMPERATURES button TOO WARM or TOO COOL button to select the desired temperature The setting range is 16 31 C 4 Indoor f...

Страница 40: ...the target rotational frequency Hi Me Lo SLEEP the microprocessor controls SR11 MSH 07 09 12 IC141 MSH 18 24 and adjusts fan motor electric current to make the current rotational frequency close to the target rotational frequency With this control when the fan speed is switched the rotational frequency changes smoothly 2 Fan motor lock up protection When the rotational frequency feedback signal ha...

Страница 41: ... SWING mode is cancelled when the SWING button or VANE CONTROL button is pressed or the operation stops or changes to other mode 7 Cold air prevention in HEAT operation When either of the following conditions occurs in HEAT operation the horizontal vane angle changes to Angle 1 automati cally to prevent cold air blowing on users Compressor is not operating Defrosting is performed Indoor coil therm...

Страница 42: ...lace the remote controller at the position where its signal can reach the air conditioner even during TIMER operation or the set time may deviate within the range of about 10 minutes NOTE2 Reset the timer in the following cases or the set time may deviate and other malfunctions may occur A power failure occurs The circuit breaker functions 2 CANCEL TIME setting can be cancelled with the TIMER CONT...

Страница 43: ...run operation the system shifts to EMERGENCY COOL HEAT MODE with a set temperature of 24 C The fan shifts to Me speed This operation continues until the EMERGENCY OPERATION switch is pressed or a button on the remote controller is pressed then normal operation will start The coil frost prevention circuit operates in this operation and defrosting operates too In the test run or emergency operation ...

Страница 44: ... the chip parts of J10 J20 side and connect Jumper wire to J11 J21 side as shown in Table 1 Either J1O or J11 J20 or J21 should be attached for normal operation NOTE For remodeling take out the batteries at first After finish remodeling put back the batteries then push the RESET button 3 TIMER SHORT MODE For service set time can be shortened by short circuit of JPG and JPS the electronic control P...

Страница 45: ...eft Same as at left Same as at left Cut both J1 and J2 Table 1 2 The reset button can be located on the front side MSH 07NV Serial number 7000201T MSH 09NV Serial number 7000201T MSH 12NV Serial number 7000001T MSH 24NV MSH 07NV MSH 09NV MSH 12NV MSH 18NV Serial number 7000001T MSH 24NV MSH 18NV E3 E2 E2 E2 E2 E2 E1 E1 E1 E1 NOTE At power supply failure or installation indoor unit deletes the memo...

Страница 46: ...r is restored the unit restarts automatically according to the memory However it takes at least 3 minutes for the compressor to start running Note The operation settings are memorized when 10 seconds have passed after the remote controller was operated If main power is cut while AUTO START STOP timer is active the timer setting is cancelled when auto restart function works If the unit has been off...

Страница 47: ...fore starting service work 2 If the electronic control P C board is supposed to be defective check the copper foil pattern for disconnection and the components for bursting and discoloration 3 When troubleshooting refer to the flow chart on page 48 and the check table on page 49 10 1 4 How to replace batteries Weak batteries may cause the remote controller malfunction In this case the remote contr...

Страница 48: ...on page 52 Cause indoor outdoor unit connecting Trouble of mis wiring Trouble of the serial signal Cause Indoor unit 2 time Room tempera ture Indoor coil thermistor trouble 3 time Indoor fan motor trouble Refer to How to check mis wiring and sig nal error when outdoor unit doesn t work on page 53 and 54 1 6 time flash 2 5 second OFF Cause outdoor unit 6 time Replace the out door thermistor E D B C...

Страница 49: ...ration Reconnect connector Check indoor electronic control P C board Disconnect connector CN211 and then check connector CN121 to make sure rotational frequency feedback signal of 1 5V or over exists Check indoor electronic control P C board Check indoor fan motor Reconnect conector Shortage of refrigerent Check outdoor DEICER P C board 2 3 5 Outdoor power system 5 time flash 2 5 second OFF Outdoo...

Страница 50: ... 30Ω 2 38 2 91Ω 09NV 12NV 18NV 0 85 1 04Ω 1 83 2 23Ω 24NV C R C S Normal Abnormal Opened or short circuited 18 24NV 280 303Ω 176 192Ω 240 261Ω WHT BLK BLK RED BRN YLW YLW GRY Normal 4 5 5 5V Abnormal Remain 0V or 5V When fan revolved one time 0V 5V 0V Approx Normal Abnormal Opened or short circuited 07 09NV 192 236Ω 373 458Ω 114 141Ω 118 146Ω 12NV 102 126Ω 97 9 120Ω 18NV 55 3 67 6Ω 26 6 32 6Ω 55 5...

Страница 51: ...s switch on remote controller Is noise heard from radio Are there any fluorescent lights of inverter or rapid start type within the range of 1m Measure the voltage between receiver P C board connector No 2 and No 1 MSH 18 24 indoor electronic control P C board connector LD101 No 2 and JPG MSH 07 09 12 when remote controller button is pressed Is the voltage approx 4V DC Replace the indoor electroni...

Страница 52: ...not operate Only indoor fan operates Start Press EMERGENCY OPERATION switch 3 minute time delay works Test run operation operates for 30 minutes Check voltage to terminal block of outdoor unit Is there AC220 240V to terminal block between Check voltage to terminal block of indoor unit Is there AC220 240V to terminal block between Check the outdoor DEICER P C board at first then check the outdoor f...

Страница 53: ... EMERGENCY OPERATION switch is pressed and 52C relay turns on is there DC 5V between J8 J7 Under the same condition as 3 minutes later when EMERGENCY OPERATION switch is pressed and 52C relay turns on is there DC 10V between both ends of R601 By tester the stylus is between 5 10V Replace the outdoor DEICER P C board Rectify in out connecting wire Check and rectify fuse and varistor on out door DEI...

Страница 54: ...DC 5V between J8 J7 on outdoor DEICER P C board 3 minutes later when EMERGENCY OPERATION switch is pressed and 52C relay turns on is there DC 10V between both ends of R601 By tester the stylus is between 5 10V Replace the outdoor DEICER P C board Replace in out connecting wire 3 Check and rectify fuse and varistor on out door DEICER P C board Replace in out connecting wire of and N 2 Replace the i...

Страница 55: ...ectric control P C board E1 Fan motor power supply Fuse AC250V 3 15A Power supply input AC 220 240V R132 DC 0 20V DC5V Indoor coil thermistor RT12 Timer short mode point Emergency operation switch DC12V Room temperature thermistor RT11 C144 C144 JP43 JPG ...

Страница 56: ...stor RT61 Outdoor fan motor AC 220 240V Reversing valve coil AC 220 240V R601 DC5 10V INPUT AC 220 240V DEICER P C BOARD Fuse 2A 250V Defrost interval time short pin J8 J7 DC5V Defrost termination temperature change Jumper wire JPC and JPE 52C DC12V DC12V ...

Страница 57: ...door electronic control P C board E2 E2 E2 E1 E1 E1 CN201 No1 Varistor NR11 Fuse AC250V 3 15A Room temperature thermistor RT11 Indoor coil thermistor RT12 Time short mode point P C board DC0 20V R132 Indoor coil thermistor RT12 Room temperature thermistor RT11 Power supply input AC 220 240V ...

Страница 58: ...SH 18NV E3 E2 E2 E1 Fan motor power supply Fuse AC 250V 3 15A Power supply input AC 220 240V DC5V Indoor coil thermistor RT12 JPS Time short mode point JPS Emergency operation switch DC12V P C board DC0 20V R132 Room temperature thermistor RT11 C144 C144 JPG JP41 ...

Страница 59: ...P C board E3 E2 E2 E2 E2 E2 E1 E1 E1 E1 Outdoor fan motor AC 220 240V Reversing valve coil AC 220 240V R601 DC5 10V INPUT AC 220 240V Defrost thermistor RT61 Fuse 2A 250V Defrost interval time short pin J9 J8 DC5V Defrost termination temperature change Jumper wire JPC and JPE 52C DC12V DC12V DEICER P C BOARD ...

Страница 60: ...c control P C board and the display P C board OPERATING PROCEDURE PHOTOS 1 Removing the front panel 1 Remove the screws caps of the front panel Remove the screws 2 Pull the panel down to your side slightly and unhook the catches at the top Photo 1 Photo 2 Screw Terminal block cover Terminal block cover screw Room temperature thermistor connector Front panel 11 1 MSH 07NV MSH 09NV MSH 12NV MSH 07NV...

Страница 61: ... 2 Remove the screw of the vane motor disconnect the con nector 3 Remove the vane motor 5 Removing the line flow fan and the indoor fan motor 1 Remove the front panel Refer to 1 2 Disconnect the connector from the vane motor 3 Pull out the drain hose from the nozzle assembly remove the nozzle assembly 4 Lifting the left side of the heat exchanger remove the elec trical box 5 Remove the fixture of ...

Страница 62: ...screw remove the terminal cover 4 Remove the screw of terminal block 5 Unhook the catch of the lamp holder 6 Remove the receiver holder 7 Disconnect the connectors and the lead wire from 52C relay on the electronic control P C board and remove the ground and the indoor coil thermistor 8 Remove the electronic control P C board 11 2 MSH 18NV MSH 24NV MSH 18NV MSH 24NV MSH 18NV INDOOR UNIT E3 E2 E2 E...

Страница 63: ...ow fan 1 Remove the front panel 2 Remove the electrical box 3 Unhook the catch on the both sides of the nozzle assem bly 4 Remove the nozzle assembly 5 Remove the screws of the bearing support 6 Remove the screw of the heat exchanger unhook the catch 7 Lifting the heat exchanger remove the bearing support 8 Remove the motor support 9 Loose the screw fixing the line flow fan remove the line flow fa...

Страница 64: ...l and the cabinet 2 Disconnect all the connectors and the terminals on the deicer P C board 3 Remove the deicer P C board 3 Removing the propeller fan 1 Turn the propeller nut clockwise to remove 2 Pull the propeller fan toward you to remove Photo 2 Photo 1 Photo 3 Photo 4 Screw for top panel Screws for cabinet Deicer P C board Propeller fan Screw for top panel Screws for cabinet Service panel Scr...

Страница 65: ...See Photo 7 5 Pull out the lead from the compressor terminal 6 Remove the overcurrect relay 7 Remove the compressor nuts 8 Detach the suction pipe welded section and discharge pipe welded section with a burner NOTE Before using a burner purge gas from the pipes until the pres sure gauge shows 0 kg cm2 Use the burner under the condition that gas can be released even when the inner pressure rises by...

Страница 66: ...P C board 1 Remove the service panel and the cabinet 2 Disconnect all the connectors and the terminals on the deicer P C board 3 Remove the deicer P C board 11 4 MUH 12NV MUH 18NV MUH 12NV MUH 18NV MUH 18NV OUTDOOR UNIT E3 E2 E2 E1 E1 Photo 1 Photo 3 Photo 2 Black lead wire White lead wire Screws Screws Service panel Terminal block Screws Compressor Red lead wire Deicer P C board ...

Страница 67: ...e soundproof felt 3 Remove the terminal cover on the compressor 4 Remove the electrical assembly Refer to 2 5 Release gas from the refrigerant circuit 6 Disconnect the welded part of the discharge pipe 7 Disconnect the welded part of the suction pipe 8 Remove nuts fixing the compressor 9 Remove the compressor Photo 5 Terminal cover Compressor Discharge pipe Suction pipe Compressor nuts Photo 4 pro...

Страница 68: ...ving the fan motor 1 Remove the screws of the front panel Open the front panel to a 45 degree angle Then lift it and unhook the catches to remove 2 Remove the propeller nut and the propeller fan 3 Remove the screws and the fan motor Disconnect the lead connectors 11 5 MUH 24NV MUH 24NV OUTDOOR UNIT E2 E1 Photo 1 Photo 2 Photo 3 Top panel Service panel Panel cover Front panel Propeller nut Valve be...

Страница 69: ... motor support and remove it 6 Remove the screws of the valve bed The valve bed is fixed by the catches on the right and left sides Lift it to remove 7 Remove the electrical parts box Disconnect the connectors from the high pressure switch crank case heater shell thermo and fan motor lead 8 Remove the screws of the separator and remove it 9 Remove the screws of the heat exchanger and remove it Det...

Страница 70: ... MSH 07NV E2 WH MSH 09NV E1 WH MSH 09NV E2 WH MSH 12NV E1 WH MSH 12NV E2 WH Optional parts 3 4 5 1 6 2 INDOOR UNIT STRUCTURAL PARTS MSH 07NV WH MSH 09NV WH MSH 12NV WH MSH 07NV WH MSH 09NV WH MSH 12NV WH E2 E2 E2 E1 E1 E1 E02 151 620 E02 155 620 E02 151 666 E02 155 666 E02 151 667 1 2 3 INDOOR HEAT EXCHANGER INDOOR HEAT EXCHANGER UNION GAS UNION GAS UNION LIQUID Symbol in Wiring Diagram Q ty unit ...

Страница 71: ...NE MOTOR INDOOR FAN MOTOR RUBBER MOUNT LINE FLOW FAN BEARING MOUNT ROOM TEMPERATURE THERMISTOR INDOOR COIL THERMISTOR TERMINAL BLOCK ELECT CONTROL P C BOARD ELECT CONTROL P C BOARD ELECT CONTROL P C BOARD POWER SUPPLY CORD FUSE VARISTOR SLEEVE BEARING RECEIVER FAN GUARD RC4V19 2PCS SET 3 15A MV MF RT11 RT12 TB F11 NR11 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1...

Страница 72: ...AS MOTOR SUPPORT CHECK VALVE REVERSING VALVE CAPILLARY TUBE CAPILLARY TUBE CAPILLARY TUBE CAPILLARY TUBE CAPILLARY TUBE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 MC MC Symbol in Wiring Diagram Q ty unit RH 174VGHT RH 135VGHT 6 35 9 52 3 0 1 6 1300 3 0 1 4 800 3 0 1 6 400 3 0 1 4 850 3 0 1 6 750 Remarks Part No NO Part Name MUH 07NV E1 E2 MUH 0...

Страница 73: ... TB RT61 21S4 1 1 1 1 1 1 1 E02 085 501 E02 096 301 E02 085 353 E02 199 374 E02 096 310 E02 199 451 E02 154 490 Symbol in Wiring Diagram Q ty unit Remarks Part No NO Part Name MUH 07 09NV E1 E2 Part number that are circled is not shown in the illustration 1 2 5 3 6 4 OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS MUH 07NV MUH 09NV MUH 07NV MUH 09NV E2 E2 E1 E1 ...

Страница 74: ...APILLARY TUBE CAPILLARY TUBE CHECK VALVE Symbol in Wiring Diagram Q ty unit 3 RUBBER RH 231VHAT 6 35 12 7 RA6V40 30 440VAC 3 0 1 4 500 3 0 1 6 400 Remarks Part No NO Part Name MC MF CI TB RT61 21S4 1 1 1 1 3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 MUH 12NV E1 E2 E02 141 521 E02 141 232 E02 140 233 E02 141 245 E02 075 506 E02 139 515 E02 156 630 E02 141 900 E02 201 290 E02 139 662 E02 140 661 E02 077 961...

Страница 75: ... 007 E02 214 007 Part number that are circled is not shown in the illustration Optional parts 5 3 1 2 6 4 INDOOR UNIT STRUCTURAL PARTS MSH 18NV WH MSH 24NV WH MSH 18NV WH MSH 24NV WH MSH 18NV WH E3 E2 E2 E1 E1 E02 141 620 E02 138 667 E02 176 667 E02 138 666 1 2 3 INDOOR HEAT EXCHANGER UNION LIQUID UNION LIQUID UNION GAS Symbol in Wiring Diagram Q ty unit 6 35 9 52 15 88 Remarks Part No NO Part Nam...

Страница 76: ...FLOW FAN VANE MOTOR DISPLAY P C BOARD BEARING MOUNT TERMINAL BLOCK TERMINAL BLOCK TERMINAL BLOCK VARISTOR RECEIVER P C BOARD SLEEVE BEARING INDOOR COIL THERMISTOR ROOM TEMPERATURE THERMISTOR FUSE FAN GUARD Part No Symbol in Wiring Diagram Part Name WH 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 MF MF MV TB TB TB NR11 RT12 RT11 F11 E1 WH Q ty unit MSH 18NV MSH 24NV 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 E...

Страница 77: ...MPRESSOR BASE OUTDOOR FAN MOTOR PROPELLER FAN COMPRESSOR CAPACITOR CONTACTOR TERMINAL BLOCK TERMINAL BLOCK CAPILLARY TUBE CAPILLARY TUBE COMPRESSOR RUBBER SET STOP VALVE LIQUID STOP VALVE GAS BACK PANEL FUSE DEICER P C BOARD DEICER P C BOARD DEFROST THERMISTOR REVERSING VALVE COIL REVERSING VALVE SURGE ABSORBER 1 1 1 1 1 1 1 1 1 1 1 1 2 1 4 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 4 1 1 1 1 1...

Страница 78: ...78 17 13 7 5 3 1 2 22 20 4 8 9 6 14 12 15 16 11 18 10 19 OUTDOOR UNIT STRUCTURAL PARTS MUH 24NV MUH 24NV E2 E1 24 23 ...

Страница 79: ...E PANEL COMPRESSOR RUBBER SET STOP VALVE LIQUID STOP VALVE GAS TOP PANEL FAN MOTOR CAPACITOR DEICER P C BOARD DEFROST THERMISTOR CAPILLARY TUBE CAPILLARY TUBE CAPILLARY TUBE REAR PANEL FUSE THERMAL READ SWITCH FAN MOTOR RELAY 1 1 1 1 1 1 1 1 1 1 1 1 1 4 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 4 1 1 1 1 1 1 1 1 1 1 1 1 1 MC MF C1 52C1 TB C11 RT61 TRS NH 47VMDT RA6V85 50 440VAC 9 52 15 88 ...

Страница 80: ...e it as soon as possible Clogged AIR CLEANING FILTER may reduce the air conditioner capacity or cause frost on the air outlet DO NOT reuse AIR CLEANING FILTER even if it is washed DO NOT remove or attach AIR CLEANING FILTER during unit operation 3 DEODORIZING FILTER DEODORIZING FILTER removes ammonia and hydrogen sulphide emitted from tobacco and odors of pets Clean DEODORIZING FILTER every two we...

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Mitsubishi Electric MSH-07NV, Руководство по обслуживанию

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