Midea 2005 Split Service Manual

CONTENTS 1. DIAGNOSTIC CHART 1 2. The service rules of the R407C(R410a) product 5 3. BRIGHT STAR SERIES 8 4. BRIGHT ECO

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CONTENTS 1. DIAGNOSTIC CHART 1 2. The service rules of the R407C(R410a) product 5 3. BRIGHT STAR SERIES 8 4. BRIGHT ECO SERIES 45 5. GLORY (ECO)STAR SERIES 65 6. GLORY GIANT 1 97 7. GLORY GIANT 2 115 8. LIGHT STAR SERIES 127 9. CUTE STAR SERIES 139 10. Beta GLORY R407 157 11. AC INVERT SERIES 178 12. MULTI INVERTER ECO 197 13. Multi-system 1 to 2 214 14. Multi-system 1 to 3 228 15. Alfa Glory H series (R410A) 244 16. DC inverter(R410A) 276 17. F1 STAR SERIES 305 18. Alfa Glory H series 330

AFLA GLORY SERIES (R410A) Contents 1. Features………………………………………………………………… 245 2. Specification………………………………………………………..……246 3. Dimensions…………………………………………………………..… 249 4. Refrigeration cycle diagram……………………………………………252 5. Pressure table…………….……………………………………….……253 6. Capacity table…………………………………………………………...256 7. Wiring diagram…………………………………………………..………261 8. Electronic function………………………………………….…………...265 9. Troubleshooting……………………………………………………….…273 10. Characteristic of temp. sensor…………………………………………278

1.Features 1.1 Compact design 1.2 High efficiency and quiet operation 1.3 A class energy level

245

2.Specification Model

MSH-07CRN1

MSH-07HRN1

MSH-09CRN1

MSH-09HRN1

MSH-12CRN1

MSH-12HRN1

Factory Model

CE-KF20GW/N1Y-H

CE-KFR20GW/N1Y-H

CE-KF26GW/N1Y-H

CE-KFR26GW/N1Y-H

CE-KF36GW/N1Y-H

CE-KFR36GW/N1

Ph-V-Hz

1 220-240V~ 50Hz

1 220-240V~ 50Hz

1 220-240V~ 50Hz

1 220-240V~ 50Hz

1 220-240V~ 50Hz

1

Capacity

Btu/h

7000

7000

9000

9000

12000

12000

Input

W

640

640

820

820

1120

1120

Rated current

A

28

28

36

36

50

50

EER

Btu/w h

11 3 2

11 3 2

11 3 2

11 3 2

11 3 2

11 3 2

Capacity

Btu/h

8500

11000

——

15000

Input

W

690

890

——

1180

Rated current

A

30

39

——

53

COP

W/W

36

36

——

36

Power supply Cooling

Heating

Moisture Removal

L/h

07

07

10

10

12

12

Max input consumption

W

850

1000

1000

1200

1550

1550

Max current

A

38

45

45

53

10

10

Starting current

A

15

30

30

Compressor

Indoor coil

22

22

Model

PA82X1C-4DZ2

PA82X1C-4DZ2

PA108X1C-4FT

PA108X1C-4FT

PA145X2C-4FT

PA145X2C-4FT

Type

Rotary

Rotary

Rotary

Rotary

rotary

rotary

Capacity

Btu/h

6680

6680

8870

8870

12000

12000

Input

W

675

675

890

890

1200

1200

Rated current(RLA)

A

3 11

3 11

4 07

4 07

56

56

Locked rotor Amp(LRA)

A

15 0

15 0

21 7

21 7

29 9

29 9

UP3QE0591-T71

UP3QE0591-T71

UP3QE0591-T61

UP3QE0591-T61

UP3RE0591-T56

UP3RE0591-T56

Thermal protector

Indoor fan motor

15

220-240V~

Capacitor

uF

25

25

25

25

35

35

Refrigerant oil

ml

350

350

330

330

480

480

RPG13H

RPG13H

RPG13H

RPG13H

RPG20D

RPG20D

Model Input

W

36 5

36 5

36 5

36 5

51 5

51 5

Capacitor

uF

12

12

12

12

15

15

Speed(hi/mi/lo)

r/min

1050/9200/820

1050/9200/820

1200/950/850

1200/950/850

1250/1000/800

1250/1000/800

Number of rows

2

2

2

2

2

2

Fin type (code)

Hydrophilic aluminium

Hydrophilic aluminium

Hydrophilic aluminium

Hydrophilic aluminium

Hydr0philiC

φ7

φ7

φ7

φ7

φ7

Tube outside dia and type

mm

Number of circuits

innergroove

tube

innergroove

innergroove

innergroove

Hydr0philiC innergroove

φ7

2

2

2

2

2

2

innergroove

Indoor air flow (Hi/Mi/Lo)

m3/h

450/400/350

450/400/350

500/460/410

500/460/410

680/520/420

680/520/420

Indoor noise level (Hi/Mi/Lo)

dB(A)

34/32/30

34/32/30

36/34/32

36/34/32

39/33/28

39/33/28

Indoor unit

Dimension (W*H*D)

mm

750*250*205

750*250*205

750*250*205

750*250*205

815*280*215

815*280*215

Packing

mm

830X285X335

830X285X335

830X285X335

830X285X335

915X290X360

915X290X360

Kg

8/10

8/10

8/10

8/10

10/12

10/12

YDK24-6T

YDK24-6T

YDK24-6F

YDK24-6F

YDK36-6

YDK36-6

(W*H*D)

Net/Gross weight Outdoor fan motor

Outdoor coil

Model Input

W

56

56

56

56

68

68

Capacitor

uF

25

25

25

25

25

25

Speed

r/min

800

800

800

800

900

900

Number of rows

2

2

2

2

2

2

Fin type (code)

Unhydrophilic aluminium

Hydrophilic aluminium

Unhydrophilic

Hydrophilic aluminium

Unhydrophilic

Hydrophilic

Tube outside dia and type

mm

Ф7 innergroove tube

Ф7 innergroove tube

Ф7 innergroove tube

Ф7 innergroove tube

Ф9 53 innergroove

Ф9 53 innergroove

Coil length x height x width

mm

750x508x26 74

750x508x26 74

810x508x26 74

810x508x26 74

680x550x44

680x550x44

2

2

2

2

2

2

Number of circuits Outdoor air flow

m3/h

1500

1500

1800

1800

1900

1900

Outdoor noise level

dB(A)

49

49

50

50

52

52

Dimension(W*H*D)

mm

700X535X235

700X535X235

780X540X250

780X540X250

760X590X285

760X590X285

Packing

mm

815X580X325

815X580X325

910X575X335

910X575X335

890X655X360

890X655X360

Kg

31/34

32/35

36/39

37/40

41/45

41 5/45 5

Refrigerant type R410A

g

800

820

900

920

1160

1170

Design pressure

MPa

42

42

42

42

42

42

Liquid side/ Gas side

mm(inch)

Ф6 35/Ф9 53

Ф6 35/Ф9 53

Ф6 35/Ф9 53

Ф6 35/Ф9 53

Ф6 35/Ф12 7

Ф6 35/Ф12 7

Max refrigerant pipe length

m

10

10

10

10

10

10

Max difference in level

m

5

5

5

5

5

5

Connection wiring

No

No

No

No

No

No

Plug type

16A

16A

16A

16A

16A

16A

Thermostat type

Electrolic control

Electrolic control

Electrolic control

Electrolic control

Electrolic control

Electrolic control

Outdoor unit

(W*H*D)

Net/Gross weight

Refrigerant piping

Operation temp



17-30

17-30

17-30

17-30

17-30

17-30

Ambient temp



18~-45

-7 -~ 45

18~-45

-7 -~ 45

18~-45

-7 -~ 45

Application area

m2

10-14

10-14

14-21

14-21

18-26

18-26

Qty’per 20’ /40’ /40'HQ

set

128/268/296

128/268/296

113/252/276

113/252/276

92/195/228

92/195/228

★1 The noise date is base on hemi-anechoic chamber, during actual operation, these values are normally somewhat different as a result of ambient condition.

246

3.Dimensions 3.1 Indoor unit MSH-07CRN1, MSH-07HRN1, MSH-09CRN1, MSH-09HRN1

3.2 Indoor unit MSH-12CRN1, MSH-12HRN1

247

3.4 Outdoor unit MSH-07CRN1, MSH-07HRN1

3.5 Outdoor unit MSH-09CRN1, MSH-09HRN1

248

3.6 Outdoor unit MSH-12CRN1, MSH-12HRN1 750

590

285

315

290

62

530

249

110

4.Refrigeration cycle diagram

250

5. Pressure table Note: *The pressure data is from 3 way valve, the pressure data are pressure above atmosphere. *D: Dry bulb temp. *W: Wet bulb temp. 5.1 MSH-07CRN1 Cooling mode Indoor Conditions

Outdoor temperature (Dry bulb temp) Pressure

25ºC

30ºC

35ºC

40ºC

45ºC

50ºC

21ºC D 15ºC W

Pressure ( kg/cm2 )

6.2

6.8

7.2

8.0

8.5

9.5

24ºC D 17ºC W

Pressure ( kg/cm2 )

6.3

6.5

7.5

8.0

8.7

9.5

27ºC D 19ºC W

Pressure ( kg/cm2 )

6.1

6.9

7.7

8.2

9.1

10.0

32ºC D 23ºC W

Pressure ( kg/cm2 )

7.0

7.3

7.8

8.3

9.2

10.1

5.2 MSH-07HRN1 Cooling mode Indoor Conditions

Outdoor temperature (Dry bulb temp) Pressure

25ºC

30ºC

35ºC

40ºC

45ºC

50ºC

21ºC D 15ºC W

Pressure ( kg/cm2 )

6.2

6.8

7.2

8.0

8.5

9.5

24ºC D 17ºC W

Pressure ( kg/cm2 )

6.3

6.5

7.5

8.0

8.7

9.5

27ºC D 19ºC W

Pressure ( kg/cm2 )

6.1

6.9

7.7

8.2

9.1

10.0

32ºC D 23ºC W

Pressure ( kg/cm2 )

7.0

7.3

7.8

8.3

9.2

10.1

OUTDOOR CONDITIONS

Heating mode Indoor Conditions

Pressure

12ºC D

7ºC D

0ºC D

-4ºC D

-7ºC D

-15ºC D

11ºC W

6ºC W

-1ºC W

-6ºC W

-9ºC W

-xºC W

15ºC

Pressure ( kg/cm2 )

24.0

23.0

21.5

21.0

20..5

/

18ºC

Pressure ( kg/cm2 )

24.6

23.5

23.0

22.6

20.8

/

20ºC

Pressure ( kg/cm2 )

25.0

23.8

24.0

23.0

21.0

/

22ºC

Pressure ( kg/cm2 )

25.3

24.6

24.5

23.8

21.7

/

251

5.3 MSH-09CRN1 Cooling mode Indoor Conditions

Outdoor temperature (Dry bulb temp) Pressure

25ºC

30ºC

35ºC

40ºC

45ºC

50ºC

21ºC D 15ºC W

Pressure ( kg/cm2 )

7.8

8.1

8.4

9.0

9.3

10.0

24ºC D 17ºC W

Pressure ( kg/cm2 )

7.9

8.2

8.7

9.0

9.5

10.1

27ºC D 19ºC W

Pressure ( kg/cm2 )

8.0

8.5

9.2

9.9

10.2

10.8

32ºC D 23ºC W

Pressure ( kg/cm2 )

8.8

9.1

9.2

10.0

10.5

11.2

5.4 MSH-09HRN1 Cooling mode Indoor Conditions

Outdoor temperature (Dry bulb temp) Pressure

25ºC

30ºC

35ºC

40ºC

45ºC

50ºC

21ºC D 15ºC W

Pressure ( kg/cm2 )

7.8

8.1

8.4

9.0

9.3

10.0

24ºC D 17ºC W

Pressure ( kg/cm2 )

7.9

8.2

8.7

9.0

9.5

10.1

27ºC D 19ºC W

Pressure ( kg/cm2 )

8.0

8.5

9.2

9.9

10.2

10.8

32ºC D 23ºC W

Pressure ( kg/cm2 )

8.8

9.1

9.2

10.0

10.5

11.2

OUTDOOR CONDITIONS

Heating mode Indoor Conditions

15ºC 18ºC 20ºC 22ºC

Pressure Pressure ( kg/cm2 ) Pressure ( kg/cm2 ) Pressure ( kg/cm2 ) Pressure ( kg/cm2 )

12ºC D

7ºC D

0ºC D

-4ºC D

-7ºC D

-15ºC D

11ºC W

6ºC W

-1ºC W

-6ºC W

-9ºC W

-xºC W

26.5

25.0

22.0

21.5

20.5

/

27.0

26.0

23.5

22.5

20.8

/

27.5

26.5

25.0

23.0

21.0

/

28.5

27.0

25.5

23.9

21.5

/

252

5.5 MSH-12CRN1 Outdoor temperature (Dry bulb temp)

Cooling mode Indoor Conditions

Pressure

21ºC D

Pressure

15ºC W

( kg/cm2 )

24ºC D

Pressure

17ºC W

( kg/cm2 )

27ºC D

Pressure

19ºC W

( kg/cm2 )

32ºC D

Pressure

23ºC W

2

( kg/cm

25ºC

30ºC

35ºC

40ºC

45ºC

50ºC

8.4

8.5

8.8

8.9

9.4

9.9

8.6

8.8

9.2

9.4

10.0

10.4

8.8

9.2

9.4

9.8

10.3

10.9

9.2

9.6

9.9

10.4

10.8

11.2

)

5.6 MSH-12HRN1 Cooling mode Indoor Conditions

Outdoor temperature (Dry bulb temp) Pressure

21ºC D

Pressure

15ºC W

( kg/cm2 )

24ºC D

Pressure

17ºC W

( kg/cm2 )

27ºC D

Pressure

19ºC W

( kg/cm2 )

32ºC D

Pressure

23ºC W

( kg/cm2 )

25ºC

30ºC

35ºC

40ºC

45ºC

50ºC

8.4

8.5

8.8

8.9

9.4

9.9

8.6

8.8

9.2

9.4

10.0

10.4

8.8

9.2

9.4

9.8

10.3

10.9

9.2

9.6

9.9

10.4

10.8

11.2

OUTDOOR CONDITIONS

Heating mode Indoor Conditions

15ºC 18ºC 20ºC 22ºC

Pressure Pressure ( kg/cm2 ) Pressure ( kg/cm2 ) Pressure ( kg/cm2 ) Pressure ( kg/cm2 )

12ºC D

7ºC D

0ºC D

-4ºC D

-7ºC D

-15ºC D

11ºC W

6ºC W

-1ºC W

-6ºC W

-9ºC W

-xºC W

27.4

25.9

22.2

21.4

20.0

/

29.8

27.2

23.8

22.0

21.1

/

30.2

29.1

24.2

23.6

22.1

/

32.4

30.1

25.4

24.0

22.7

/

253

6. Capacity table 6.1 MSH-07CRN1 SUMMER

OUTDOOR TEMPERATURE DRY

Indoor

25ºC

30ºC

35ºC

40ºC

45ºC

50ºC

Total capacity kW

2.06

1.95

1.75

1.51

1.58

1.41

Sensitive capacity kW

1.52

1.37

1.39

1.32

1.19

1.07

Input kW.

0.53

0.58

0.62

0.63

0.78

0.80

Total capacity kW

2.14

2.05

1.96

1.72

1.73

1.52

Sensitive capacity kW

1.61

1.46

1.45

1.54

1.23

1.15

Input kW.

0.60

0.60

0.66

0.65

0.78

0.83

Total capacity kW

2.31

2.24

2.10

1.90

1.73

1.67

Sensitive capacity kW

1.78

1.65

1.42

1.43

1.26

1.28

Input kW.

0.55

0.63

0.64

0.70

0.79

0.84

Total capacity kW

2.33

2.33

2.31

2.38

2.15

2.07

Sensitive capacity kW

1.83

1.67

1.65

1.64

1.57

1.53

Input kW.

0.53

0.65

0.69

0.73

0.83

0.88

Conditions

21ºC D 15ºC W 24ºC D 17ºC W 27ºC D 19ºC W 32ºC D 23ºC W

6.2 MSH-07HRN1 SUMMER

OUTDOOR TEMPERATURE DRY

Indoor

25ºC

30ºC

35ºC

40ºC

45ºC

50ºC

Total capacity kW

2.04

1.94

1.70

1.61

1.53

1.41

Sensitive capacity kW

1.52

1.41

1.39

1.32

1.19

1.07

Input kW.

0.53

0.58

0.60

0.67

0.73

0.80

Total capacity kW

2.14

2.05

1.93

1.81

1.73

1.51

Sensitive capacity kW

1.61

1.46

1.45

1.54

1.23

1.15

Input kW.

0.54

0.60

0.62

0.70

0.74

0.82

Total capacity kW

2.31

2.24

2.05

1.95

1.70

1.65

Sensitive capacity kW

1.78

1.65

1.54

1.43

1.26

1.28

Input kW.

0.57

0.62

0.64

0.71

0.75

0.83

Total capacity kW

2.33

2.36

2.31

2.25

2.15

2.03

Sensitive capacity kW

1.83

1.67

1.65

1.64

1.57

1.52

Input kW.

0.58

0.64

0.66

0.73

0.80

0.86

Conditions

21ºC D 15ºC W 24ºC D 17ºC W 27ºC D 19ºC W 32ºC D 23ºC W

254

WINTER

OUTDOOR CONDITIONS

Indoor

12ºC D

7ºC D

4ºC D

0ºC D

-4ºC D

-7ºC D

Conditions

11ºC W

6ºC W

3ºC W

-1ºC W

-6ºC W

-8ºC W

Capacity kW

3.01

2.73

2.47

1.76

1.65

1.58

Input kW.

0.76

0.66

0.60

0.58

0.50

0.45

Capacity kW

2.86

2.64

2.34

1.69

1.53

1.41

Input kW.

0.78

0.67

0.62

0.59

0.62

0.47

Capacity kW

2.77

2.49

2.28

1.62

1.59

1.33

Input kW.

0.81

0.69

0.64

0.59

0.53

0.48

Capacity kW

2.61

2.43

2.13

1.58

1.26

1.17

Input kW.

0.83

0.68

0.65

0.60

0.56

0.51

15ºC 18ºC 20ºC 22ºC

6.3 MSH-09CRN1 SUMMER

OUTDOOR TEMPERATURE DRY

Indoor

25ºC

30ºC

35ºC

40ºC

45ºC

50ºC

Total capacity kW

2.42

2.37

2.23

2.03

1.87

1.75

Sensitive capacity kW

1.72

1.69

1.65

1.53

1.43

1.36

Input kW.

0.72

0.75

0.80

0.84

0.89

0.96

Total capacity kW

0.65

2.55

2.45

2.24

2.11

1.98

Sensitive capacity kW

1.83

1.73

1.70

1.63

1.63

1.57

Input kW.

0.70

0.76

0.84

0.88

0.92

1.01

Total capacity kW

2.89

2.80

2.66

2.46

2.25

2.03

Sensitive capacity kW

1.95

1.91

1.83

1.78

1.66

1.63

Input kW.

0.65

0.78

0.82

0.91

0.95

1.02

Total capacity kW

3.01

2.98

2.92

2.83

2.69

2.45

Sensitive capacity kW

2.05

1.88

1.96

1.87

1.87

1.85

Input kW.

0.64

0.80

0.88

0.98

1.03

1.10

Conditions

21ºC D 15ºC W 24ºC D 17ºC W 27ºC D 19ºC W 32ºC D 23ºC W

255

6.4 MSH-09HRN1 SUMMER

OUTDOOR TEMPERATURE DRY

Indoor

25ºC

30ºC

35ºC

40ºC

45ºC

50ºC

Total capacity kW

2.42

2.41

2.24

2.03

1.87

1.75

Sensitive capacity kW

1.72

1.69

1.65

1.53

1.43

1.36

Input kW.

0.72

0.75

0.80

0.84

0.89

0.97

Total capacity kW

0.65

2.55

2.45

2.24

2.11

1.98

Sensitive capacity kW

1.83

1.73

1.70

1.63

1.63

1.57

Input kW.

0.68

0.76

0.81

0.88

0.93

1.02

Total capacity kW

2.89

2.80

2.63

2.45

2.23

2.05

Sensitive capacity kW

1.99

1.95

1.81

1.78

1.66

1.63

Input kW.

0.65

0.78

0.82

0.92

0.96

1.03

Total capacity kW

3.03

2.98

2.92

2.83

2.69

2.46

Sensitive capacity kW

2.05

1.88

1.96

1.87

1.87

1.85

Input kW.

0.65

0.80

0.86

0.95

0.99

1.08

Conditions

21ºC D 15ºC W 24ºC D 17ºC W 27ºC D 19ºC W 32ºC D 23ºC W

WINTER

OUTDOOR CONDITIONS

Indoor

12ºC D

7ºC D

4ºC D

0ºC D

-4ºC D

-7ºC D

Conditions

11ºC W

6ºC W

3ºC W

-1ºC W

-6ºC W

-8ºC W

Capacity kW

3.75

3.38

3.02

1.97

1.59

1.52

Input kW.

0.97

0.84

0.73

0.65

0.62

0.63

Capacity kW

3.52

3.26

2.94

1.84

1.60

1.49

Input kW.

0.98

0.86

0.78

0.70

0.65

0.68

Capacity kW

3.45

3.22

2.85

1.82

1.56

1.50

Input kW.

1.02

0.89

0.80

0.74

0.68

0.67

Capacity kW

3.18

3.13

2.72

1.73

1.58

1.42

Input kW.

1.06

0.93

0.82

0.77

0.71

0.65

15ºC 18ºC 20ºC 22ºC

256

6.5 MSH-12CRN1 SUMMER

OUTDOOR TEMPERATURE DRY

Indoor

25ºC

30ºC

35ºC

40ºC

45ºC

50ºC

Total capacity kW

3304

3198

3921

2856

2787

2684

Sensitive capacity kW

2607

2497

2411

2304

2242

2111

Input kW.

907

1006

1096

1184

1259

1457

Total capacity kW

3683

3511

3339

3166

3066

2960

Sensitive capacity kW

2938

2790

2745

2580

2470

2359

Input kW.

926

1035

1127

1230

1278

1380

Total capacity kW

3896

3718

3646

3387

3235

3232

Sensitive capacity kW

3076

2938

2856

2690

2580

2470

Input kW.

943

1058

1120

1265

1322

1437

Total capacity kW

4199

4009

3850

3614

3541

3370

Sensitive capacity kW

3098

2990

2900

2745

2607

2552

Input kW.

977

1090

1190

1310

1368

1495

Conditions

21ºC D 15ºC W 24ºC D 17ºC W 27ºC D 19ºC W 32ºC D 23ºC W

6.6 MSH-12HRN1 SUMMER

OUTDOOR TEMPERATURE DRY

Indoor

25ºC

30ºC

35ºC

40ºC

45ºC

50ºC

Total capacity kW

3276

3187

3105

2821

2746

2621

Sensitive capacity kW

2567

2457

2413

2287

2210

2087

Input kW.

890

1010

1082

1188

1243

1337

Total capacity kW

3663

3503

3315

3148

3076

2932

Sensitive capacity kW

2918

2766

2725

2557

2453

2334

Input kW.

915

1033

1121

1228

1278

1367

Total capacity kW

3860

3700

3626

3371

3215

3125

Sensitive capacity kW

3039

2913

2832

2645

2567

2419

Input kW.

944

1048

1120

1253

1312

1426

Total capacity kW

4215

4100

3845

3601

3501

3313

Sensitive capacity kW

3120

2939

2891

2715

2589

2503

Input kW.

969

1088

1189

1302

1349

1455

Conditions

21ºC D 15ºC W 24ºC D 17ºC W 27ºC D 19ºC W 32ºC D 23ºC W

257

WINTER

OUTDOOR CONDITIONS

Indoor

12ºC D

7ºC D

4ºC D

0ºC D

-4ºC D

-7ºC D

Conditions

11ºC W

6ºC W

3ºC W

-1ºC W

-6ºC W

-8ºC W

Capacity kW

4446

4264

4132

3838

3335

305

Input kW.

1141

1106

1059

1035

895

812

Capacity kW

4380

4248

3954

3761

3258

2948

Input kW.

1188

1153

1142

1082

953

918

Capacity kW

4261

4153

3877

3683

3189

2871

Input kW.

1224

1180

1129

1082

976

941

Capacity kW

4106

3989

3761

3567

3045

2876

Input kW.

1259

1212

1153

1106

1000

836

15ºC 18ºC 20ºC 22ºC

258

7. Schematic diagram and wiring diagram 7.1 Schematic diagram 2

IC1

IN4007*4

1

4 3 2 1

D

D3

B

D4

C1

E1

IC3

7812

Vin

D2 A

GND

D1 CN1

3

+12V-a1

3

Vout

E2

104

D17

D

D18

104

2

2 Vin

C23

E10

A D11 1N4148 D12 1N4148

R19 150

ZERO

R15R17 12K12K

+5V

Q2 9014

C9 104

R20

REC V C11 GND E7

C10 102

E11

D13 IN4148 CN4 +12V-a 3 R215.1K 2 1 C12 103

FAN_BACK

D

10uF/16V

3

COM1 +5V

C24

104

FANSP_FEEDBACK

RECEIVER_V

104

+12V-b

Vout

REC1

1K

REC

B

470uF/16V

8

7

+5V

+5V

R16 12K

C4

COM2

COM3

R41+5V 2K

104

2

C

1

IN4007*4

GND

D16

6

R18 10K

E3

1000uF/16V IC10 7812

5

+5V

3

Vout

104

2200uF/25V

TRANS

4

7805

Vin

C3

GND

1

R42+5V 2K

R43 2K

R41

R41

R41

10K

10K

10K

D19

2200uF/25V

1000uF/16V

R4 12K 1 3

9012

RST C25 104

IC5 KIA7042

C26 104

IC4

1

+5V

2

+12V

JR8 10K

R5 1K

C

FAN_IN

HEAT

BUZ

BUZ1 BUZZER1

JR9 10K

STEP_I1

+5V

STEP_I3 STEP_I4 SW_TEST

3

BUZ

4

STEP_I1

5

7

STEP_I4

8

JR1

SW1 SEG1

HEAT

11

SEG1

12

SEG2

SEG2 SEG3 SEG4

14

SEG4

15 16 17

+5V

R59 R60 10K 10K

2

D5 IN4148

1 T1_room

T1_room T2_I.pipe

R10

2K

+5V Current T1_room

D6

R8 8.1K/1% CN3

13

SEG3

+5V

B

9 10

10K

CN2

6

STEP_I3

COMP

COMP

C22 104

5.1K

FAN_IN

STEP_I2

STEP_I2

R38 10K

R39

IN4148

E4

C6

10uF/16V

AUTO_SELECT

T1

18

T2

19

CURRENT 20

AUTO_SELECT 21

VSS0 VDD0

104

XT1

P00

XT2

36 SCL

35 SDA

P04

P22

34 COM1

VSS1

P21

33 COM2

31 COM3

P51

P33

30 FAN_OUT

IN4148

10uF/16V

104

P32

29 FANSP

P31

28 ZERO

AVDD

P30

27 REC

P11

AN10

P10

25 FRESH

AVSS

AUTO_SELECT +5V

JR7 10K

D9 1N4148

A R12 2K Current

C8 104

E6 10uF/16V

R13 16K

C19 104

FANSP_FEEDBACK

D10 1N4148 R6 1K/1%

0057h

12

11

1

MR

Q4

CP

Q3

10

6

5

Q2

Dsb

Q1

Dsa

Q0

4

3

R44 330 R45 330

10K

JR5

10K

LED8 定时 LED9 运行灯

R49 330 R54 330

SW2

R61 2K

SW_TEST

JR2

10K

JR3

10K

OUT2

16

9014

IN3

OUT3

IN4

OUT4

IN5

OUT5

IN6

OUT6

IN7

OUT7

VSS

VDD

14

2

+12V-b GNDB

Q6 9014

B

R34

L1

2K

3 +12V-a

13

4

12

11

D24

5

FAN_IN '

+12V-a SWING

BUZ '

LOAD_VALVE C20 333 RY5 RELAY-SPST

IN4148

10 COMP '

Q7 9014

R35

9 VALVE

R36 51/1W

2K L1 FU SE1

3.15A/250V

R25 51/1W

+12V-a

C15

T1

T2

L1

BT131 TR1

C14 1.2uF/450V

E9 470uF/25V

? L2

Z1 12V

R28 11K/2W

IC6 PC817

D15

5

259

C23 0.1uF/275VAC

2

t

CN14

CN11

1

1

N

FAN_IN '

4

10D471K

1

N

IN4007

1K

CN15

ZR1

R29 11K/2W

+12V-a R26

2K R24

3

1

RY4 RELAY-SPST

CN12

333

4

LOAD_FAN OUT

IN4148

FAN_OUT

2

CN13

+12V-a

D23

5.1K +12V-a PC817

10A

1

Q12

Q11

FUSE2

2K

2

1K

1 HEAT_L

RY3 RELAY-SPST

Q5 9014

R33 HEAT

R63

1

15

D22 IN4148

CN16

+12V-b

IC9

9014

OUT1

LOAD_HEAT L

LED6 自动 LED7 化霜

R47 330 R48 330

R55 330

R62

CN10

+12V-a

R46 330

+5V

JR4

C N

2K

UJN2003

5

2

Q6

Q3 9014

R27

13

74HC164

FAN_IN

1

SEG4 C17 102

FRESH

22 SW

CN6 +12V-a 1

3

CT1

Vcc

23

IN2

1 HEAT_N

RY2 RELAY-SPST

Q7

VALVE

2

R14 1.4K/1%

C13 104

C16 102 2

24

AN14

7

8

FAN_OUT

REC

AN11

8

+5V SEG3

ZERO

26 VALVE

COMP

JR6 10K R23 2K

+5V

P52

BUZ

LOAD_HEAT N

D21

Q5

COM3

P53

6 +5V

104

9

32

AN15

CN9

+12V-a

Only For Heat Pump

GND

COM2

P20

4

104 1 2 3 4

IC8

7 C24 14

COM1

VDD1

5

A0 A1 A2 GND

24C04

SDA

P05

FAN_IN

VCC WC SCL SDA

SCL

P50

AN13

8 7 6 5

37

P23

AN12

R1 R2 10K 10K

9012

IN4148

P24

STEP_I4

C7

4M RST

38

Vpp/IC

STEP_I3

T2_I.pipe

E5

IC2

SCL SDA

P01

3

R11 2K

R9 8.1K/1%

Q10

9012

DIS1 WT4021BG

C2

+5V

39

P02

AVREF

X1

R7 1M

40 RST

P03

2

D8

X2

41 X2

RESET

STEP_I2

1

42 X1

P25

+5V

D7 IN4148

X1

P26

UPD789166 IC7 1 IN1 STEP_I1

2

T2_I.pipe

Q9

com1 com2 h g f e d c b a

2

BUZ '

Q8

FRESH

C5 104

GNDB

+5V

G

+5V

TRANS_IN

LOAD_COMP C21

A

RY6 333 COMP COMP '

R37 51/1W L(POWER_IN PORT)

PTC 82RM

N

6

7

8

7.2 Wiring diagram 7.2.1 Cooling only

STEP MOTOR INDOOR MOTOR

POWER SUPPLY BROWN

3 2 1 3 2 1 CN4

1 3 5 1 3 5 CN6

Y/G

1 2 3 45 12 3 45 CN12

21 21 CN2

PI PE TEM PERATUR E SEN SOR

R OOM TE MPERAT URE SE NSOR

7.2.1.1 MSH-07CRN1, MSH-09CRN1

2 1 2 1 CN3

BLUE CN11

CN5

C N7 1 2 1 2

Y/G

C N1 5

JX1

CN1

CN16 1 2 1 2

1 1

4 4

SW2 WAT ER SWITCH

1 2(N) 3

1 3

COMPRESSOR RELAY

8 7 6 5 4 3 21

RED

DISPLAY BOARD

BLACK

TR ANSF ORME R

4 INDOOR UNIT TO OUTDOOR UNIT

INDOOR UNIT

    ) N ( 2   1

N U

D U O T OOR

IT

Y&G K L B AC K L B AC D

D Y LL V K L B

O ER OA RE A

COMPRESSOR C

RE

Y&G

R

RED

FAN RED MOTOR L B

Y&G

U L B

S

RE



AC

UE

E COMPRESSOR CAPACITOR

260

FAN CAPACITOR

STEP MOTOR INDOOR MOTOR

POWER SUPPLY

BROWN

3 2 1 3 2 1 CN4

1 3 5 1 3 5 CN6

Y/G

1 2 3 45 12 3 45 CN12

21 21 CN2

PI PE TEM PERATUR E SEN SOR

R OOM TE MPERAT URE SE NSOR

7.2.1.2 MSH-12CRN1

2 1 2 1 CN3

CN11

CN5

C N7 1 2 1 2

Y/G

C N1 5

JX1

CN1

CN16 1 2 1 2

1 1

4 4

SW2 WAT ER SWITCH

1 2(N) 3

1 3

COMPRESSOR RELAY

8 7 6 5 4 3 21

RED

DISPLAY BOARD

BLUE BLACK

TR ANSF ORME R

4 INDOOR UNIT TO OUTDOOR UNIT

261

STEP MOTOR INDOOR MOTOR

POWER SUPPLY

BROWN

3 2 1 3 2 1 CN4

1 3 5 1 3 5 CN6

Y/G

1 2 3 45 12 3 45 CN12

21 21 CN2

PI PE TEM PERATUR E SEN SOR

R OOM TE MPERAT URE SE NSOR

7.2.2 Heating/cooling 7.2.2.1 MSH-07HRN1, MSH-09HRN1

2 1 2 1 CN3

CN11

CN5

COMPRESSOR RELAY 1 2 1 2

CN13

Y/G JX1

1 2(N) 3

C N7 1 2 1 2

SW2

C N1 5 CN1

CN16 1 2 1 2

WAT ER SWITCH

1 1

8 7 6 5 4 3 21

RED

DISPLAY BOARD

BLUE BLACK

4 4

TR ANSF ORME R

4 INDOOR UNIT TO OUTDOOR UNIT

262

STEP MOTOR INDOOR MOTOR

POWER SUPPLY

BROWN

3 2 1 3 2 1 CN4

1 3 5 1 3 5 CN6

Y/G

1 2 3 45 12 3 45 CN12

21 21 CN2

PI PE TEM PERATUR E SEN SOR

R OOM TE MPERAT URE SE NSOR

7.2.2.2 MSH-12HRN1

2 1 2 1 CN3

CN11

CN5

COMPRESSOR RELAY 1 2 1 2

CN13

Y/G JX1

1 2(N) 3

C N7 1 2 1 2

SW2

C N1 5 CN1

CN16 1 2 1 2

WAT ER SWITCH

1 1

8 7 6 5 4 3 21

RED

DISPLAY BOARD

BLUE BLACK

4 4

TR ANSF ORME R

4 INDOOR UNIT TO OUTDOOR UNIT

263

8 Electronic function 8.1 Electric Control working environment 8.1.1 input voltage: 175~253V 8.1.2 Input power frequency:50Hz 8.1.3 Ambient temperature: -7°C~+43°C 8.1.4 Indoor fan normal working amp is less than 1A, 8.1.5 Outdoor fan. Normal working amp is less than 1.5A 8.1.6 Four-way valve normal working amp is less than 1A. 8.1.7 Swing motor: DC12V. 8.1.8 Compressor: single-phase power supply. Its normal working amp is less than 15A 8.2 Proper symbols and their meanings: TA: Indoor ambient temperature TE: Indoor evaporator temperature TS: Setting temperature through the remote controller I3sec: Self-protection amp of compressor, continue three seconds until turns off the compressor. I5MIN: Self-protection amp of compressor, continue five minutes until turns off the compressor. IFAN: Self-protection amp of outdoor fan/indoor fans when they change from higher wind to lower wind. IRESTORE: Amp self-protection return value THDEFROST: High wind, defrosting temperature difference TMDEFROST: Middle wind, defrosting temperature difference TLDEFROST: Low wind, defrosting temperature difference TE1: Anti-cold wind, from Fan Off to Breeze temperature TE2: Anti-cold wind, from Breeze to Setting Fan Speed temperature TE3: Anti-cold wind, from Setting Fan Speed to Breeze temperature TE4: Anti-cold wind, from Breeze to Fan Off temperature TE5: Evaporator low temperature protection entering temperature TE6: Evaporator low temperature protection restoring temperature TE7: Evaporator high temperature protection, compressor off temperature TE8: Evaporator high temperature protection, fan off temperature TE9: Evaporator high temperature protection, restoring temperature 8.3

Functions Remote receiving Testing and forced running Position set for indoor unit wind vane LED displaying and alarm On or off Timer Protection for the compressor Current protection High temperature protection of indoor heat exchanger at heating mode Auto defrosting and heating recovery at heating mode Anti cold air at heating mode Anti frozen at cooling mode

264

8.4 8.4.1 8.4.2 8.4.3

8.4.4 8.4.5

Protection 3 minutes delay at restart for compressor. Sensor protection at open circuit and breaking disconnection Fan Speed is out of control. When Indoor Fan Speed is too high(higher than High Fan+300RPM)or too low(lower than 400RPM), the unit stops and LED displays failure information and can’t returns to normal operation automatically. Cross Zero signal error warning. If there is no Cross Zero signals in 4 minutes, the unit stops and LED displays failure information and can’t returns to normal operation automatically. The current protection of the compressor Condition Current up

Current down

Indoor fan

Compressor

Outdoor fan

Remark

I< IRESTORE

On

On

On

IRESTORE Ts+3

Off

Off

TATs+2

Off

Off

Indoor Fan actions under heating mode Indoor Fan can be set at HIGH/MID/LOW/AUTO by using a remote controller, but Anti-cold wind function prevails. Anti-cold wind control function under heating mode Condition

Indoor fan speed

TE Indoor exchanger temp. up

Indoor exchanger temp. down

8.8.5

TE