Mitsubishi Electric MSZ-FT25VG-E1 Manual de usuario

INDOOR UNIT

PARTS CATALOG (OBB864)

CONTENTS

1. TECHNICAL CHANGES ······························2

2. PART NAMES AND FUNCTIONS··················3

3. SPECIFICATION ········································4

4. NOISE CRITERIA CURVES··························5

5. OUTLINES AND DIMENSIONS·····················6

6. WIRING DIAGRAM·····································7

7. REFRIGERANT SYSTEM DIAGRAM ··········· 10

8. SERVICE FUNCTIONS······························ 11

9. MICROPROCESSOR CONTROL ················ 13

10. TROUBLESHOOTING ······························· 22

11. DISASSEMBLY INSTRUCTIONS················· 36

SERVICE MANUAL

No. OBH864

Models

MSZ-FT25VG-E1 MSZ-FT25VGK -E1 , ET1 , SC1

MSZ-FT35VG -E1 MSZ-FT35VGK -E1 , ET1 , SC1

MSZ-FT50VG -E1 MSZ-FT50VGK -E1 , ET1 , SC1

Outdoor unit service manual

MUZ-FT∙VG Series (OBH865)

Use the specied refrigerant only

Never use any refrigerant other than that specified.

Doing so may cause a burst, an explosion, or fire when the unit is being used, serviced, or disposed of.

Correct refrigerant is specified in the manuals and on the spec labels provided with our products.

We will not be held responsible for mechanical failure, system malfunction, unit breakdown or accidents caused by

failure to follow the instructions.

TECHNICAL CHANGES

MSZ-FT25VG -E1

MSZ-FT35VG - E1

MSZ-FT50VG - E1

MSZ-FT25VGK -E1 , ET1 , SC1

MSZ-FT35VGK -E1 , ET1 , SC1

MSZ-FT50VGK -E1 , ET1 , SC1

1. New model

Prepare the proper tools.

Prepare the proper protectors.

Provide adequate ventilation.

After stopping the operation of the air conditioner, turn off the power-supply breaker and remove the power plug.

Discharge the capacitor before the work involving the electric parts.

Do not perform the work involving the electric parts with wet hands.

Do not pour water into the electric parts.

Do not touch the refrigerant.

Do not touch the hot or cold areas in the refrigeration cycle.

When the repair or the inspection of the circuit needs to be done without turning off the power, exercise great caution not to

touch the live parts.

OBH864

Operation indicator lamp

Remote control receiving

section

Spec name plate

Horizontal vane

Air inlet

Air ﬁlter

(Air purifying

ﬁlter)

Air cleaning ﬁlter

(Silver-ionized

air puriﬁer ﬁlter)

Front panel

Air outlet

Heat exchanger

Wi-Fi interface

Emergency operation switch

PART NAMES AND FUNCTIONS

MSZ-FT25VG MSZ-FT35VG MSZ-FT50VG

MSZ-FT25VGK MSZ-FT35VGK MSZ-FT50VGK

ACCESSORIES

Model

MSZ-FT25VG MSZ-FT25VGK

MSZ-FT35VG MSZ-FT35VGK

MSZ-FT50VG MSZ-FT50VGK

Installation plate 1

Installation plate xing screw 4 × 25 mm 5

Wireless remote controller 1

Felt tape (For left or left-rear piping) 1

Battery (AAA) for remote controller 2

Remote controller

OBH864

SPECIFICATION

Indoor model MSZ-FT25VG

MSZ-FT25VGK

MSZ-FT35VG

MSZ-FT35VGK

MSZ-FT50VG

MSZ-FT50VGK

Power supply Single phase 230 V, 50 Hz

Electrical

data

Power input

Cooling W27 30 36

Heating 39 40 47

Running

current 1

Cooling A0.26 0.29 0.33

Heating 0.35 0.36 0.41

Fan

motor

Model RC0J30-CV

Current 1Cooling A0.26 0.29 0.33

Heating 0.35 0.36 0.41

Dimensions W × H × D mm 838 × 280 × 229

Weight kg 10

Special remarks

Air direction 5

Airow

Cooling

Super High

m3/h

738 786

High 624 642 720

Med. 492 498 588

Low 354 366 456

Super Low 234 330

Heating

Super High 792 882 930

High 720 810 864

Med. 540 612 684

Low 378 414 504

Super Low 234 330

Sound level

Cooling

Super High

dB(A)

46 47 48

High 41 42 45

Med. 36 40

Low 27 34

Super Low 19 28

Heating

Super High 49 52 54

High 46 49 51

Med. 39 42 45

Low 31 33 36

Super Low 19 28

Fan speed

Cooling

Super High

rpm

1,100 1,150

High 970 990 1,080

Med. 820 830 930

Low 660 670 780

Super Low 500 630

Heating

Super High 1,160 1,260 1,320

High 1,080 1,180 1,240

Med. 880 960 1,040

Low 690 730 840

Super Low 500 630

Fan speed regulator 5

Remote controller model E1 , ET1 : SH20E , SC1 : SH20D

NOTE: Test conditions are based on ISO 5151.

Cooling: Indoor Dry-bulb temperature 27°C Wet-bulb temperature 19°C

Outdoor Dry-bulb temperature 35°C Wet-bulb temperature 24°C

Heating: Indoor Dry-bulb temperature 20°C Wet-bulb temperature 15°C

Outdoor Dry-bulb temperature 7°C Wet-bulb temperature 6°C

1 Measured under rated operating frequency.

Specifications and rated conditions of main electric parts

Model MSZ-FT25/35/50VG

MSZ-FT25/35/50VGK

Fuse (F11) T3.15AL250V

Horizontal vane motor (MV) 12 V DC

Varistor

(NR11)

470 V

Terminal block (TB) 3P

OBH864

NOISE CRITERIA CURVES

MSZ-FT25VG

MSZ-FT25VGK

MSZ-FT35VG

MSZ-FT35VGK

MSZ-FT50VG

MSZ-FT50VGK

BAND CENTER FREQUENCIES, Hz

63 125 250 500 1000 2000 4000 8000

OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR

NC-20

NC-70

NC-60

NC-50

NC-40

NC-30

COOLING

FUNCTION SPL(dB(A)) LINE

HEATING

BAND CENTER FREQUENCIES, Hz

63 125 250 500 1000 2000 4000 8000

OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR

NC-20

NC-70

NC-60

NC-50

NC-40

NC-30

COOLING

FUNCTION SPL(dB(A)) LINE

HEATING

BAND CENTER FREQUENCIES, Hz

63 125 250 500 1000 2000 4000 8000

OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR

NC-20

NC-70

NC-60

NC-50

NC-40

NC-30

COOLING

FUNCTION SPL(dB(A)) LINE

HEATING

Test conditions

Cooling: Dry-bulb temperature 27°C

Wet-bulb temperature 19°C

Heating: Dry-bulb temperature 20°C

Wet-bulb temperature 15°C

INDOOR UNIT

WALL

MICROPHONE

0.8m

OBH864

OUTLINES AND DIMENSIONS

Unit: mm

MSZ-FT25VG MSZ-FT35VG MSZ-FT50VG

MSZ-FT25VGK MSZ-FT35VGK MSZ-FT50VGK

OBH864

MSZ-FT25VG- E1

WIRING DIAGRAM

MSZ-FT35VG- E1 MSZ-FT50VG- E1

OBH864

MSZ-FT25VGK- E1 , SC1

MSZ-FT35VGK- E1 , SC1 MSZ-FT50VGK- E1 , SC1

OBH864

MSZ-FT25VGK- ET1

DIŞ

ÜNİTEYE

İÇ ÜNİTE

ELEKTRONİK

KONTROL KARTI

İÇ ÜNİTE

TERMİNAL KARTI

Wİ-Fİ ARAYÜZÜ

SİVİÇ/BUZZER

KARTI

GÖSTERGE

KARTI

ALICI

KARTI

Terminal bloğu

Konektör

NOTLAR :

1. Dış ünite elektronik kablolamasıiçin dış ünite

elektronik kablo devre şemasını referans alınız.

2. Sadece bakır besleme

kablosu kullanın

3. Sembolleri gösterir

SİGORTA

(T3.15AL250V)

FAN MOTORU

VARİSTÖR

ODA SICAKLIK

TERMİSTÖRÜ

BORU SICAKLIK

TERMİSTÖRÜ(ANA)

BORU SICAKLIK

TERMİSTÖRÜ(YARDIMCI)

RESİSTÖR

TERMİNAL BLOĞU

RÖLE(1C)

PARÇA ADI

KANAT MOTORU

(DİKEY)

KANAT MOTORU

(YATAY ALT)

KANAT MOTORU

(YATAY ÜST)

MSZ-FT35VGK- ET1 MSZ-FT50VGK- ET1

SİGORTA

(T3.15AL250V)

FAN MOTORU

VARİSTÖR

ODA SICAKLIK

TERMİSTÖRÜ

BORU SICAKLIK

TERMİSTÖRÜ(ANA)

BORU SICAKLIK

TERMİSTÖRÜ(YARDIMCI)

TERMİNAL BLOĞU

RÖLE(1C)

PARÇA ADI

KANAT MOTORU

(DİKEY)

KANAT MOTORU

(YATAY ALT)

KANAT MOTORU

(YATAY ÜST)

REAKTÖR

DIŞ

ÜNİTEYE

İÇ ÜNİTE

ELEKTRONİK

KONTROL KARTI

İÇ ÜNİTE

TERMİNAL KARTI

Wİ-Fİ ARAYÜZÜ

SİVİÇ/BUZZER

KARTI

GÖSTERGE

KARTI

ALICI

KARTI

Terminal bloğu

Konektör

NOTLAR :

1. Dış ünite elektronik kablolamasıiçin dış ünite

elektronik kablo devre şemasını referans alınız.

2. Sadece bakır besleme

kablosu kullanın

3. Sembolleri gösterir

OBH864

REFRIGERANT SYSTEM DIAGRAM

Unit: mm

MSZ-FT25VG MSZ-FT35VG MSZ-FT50VG

MSZ-FT25VGK MSZ-FT35VGK MSZ-FT50VGK

Indoor

heat

exchanger

Flared connection

Room temperature

thermistor

RT11 Flared connection

Refrigerant pipe ø9.52

(with heat insulator)

Refrigerant pipe ø6.35

(with heat insulator)

Indoor coil

thermistor

RT12

Indoor coil

thermistor

RT13

Refrigerant flow in cooling

Refrigerant flow in heating

OBH864

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