Friedrich MR30C3F, MW36C3F, MW30C3F, MR36C3F User Manual 2

SPLIT TYPE
ROOM AIR CONDITIONER

WALL MOUNTED

Indoor unitOutdoor unit

MW30C3F MR30C3F

MW36C3F MR36C3F

type

M30CF.M36CF Service parts manual

CONTENTS

SPECIFICATIONS

DIMENSIONS

REFRIGERANT SYSTEM DIAGRAM

CIRCUIT DIAGRAM

OUTDOOR PCB CIRCUIT DIAGRAM

ERROR CONTENTS

PARTS (indoor unit)

PARTS (outdoor unit)

STANDARD ACCESSORIES

. . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . .

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. . . . . . . . . .

. . . .

. . . .

1
2
4
5
6INDOOR PCB CIRCUIT DIAGRAM

9
13
14
18
22

SPECIFICATIONS

ELECTRICAL DATA

INDOOR UNIT

OUTDOOR UNIT

COOLING CAPACITY

POWER SOURCE

FREQUENCY

RUNNING CURRENT

INPUT WATTS

SEER

MOISTURE REMOVAL

AIR CIRCULATION HIGH

MAXIMUM CURRENT

FAN MOTOR

POWER SOURCE

HIGH

INDOOR UNIT

OUTDOOR UNIT

MED

LOW

QUIET

MW30C3F MW36C3F

MR30C3F MR36C3F

30,700 BTU/hr

208 V / 230 V 208 V / 230 V

60 Hz 60 Hz

15.2 A 17.7 A

3,460 W 4,040 W

15.0 15.0

9.7 Pts/hr (4.6 L/hr)

647 cfm (1,100 m3/hr)

. A . A

208 V / 230 V

1,330 r.p.m.

1,120 r.p.m.

940 r.p.m.

830 r.p.m.

850 r.p.m.

33,100 BTU/hr

10.1 Pts/hr (4.8 L/hr)

706 cfm (1,200 m

208 V / 230 V

1,430 r.p.m.

1,120 r.p.m.

940 r.p.m.

830 r.p.m.

850 r.p.m.

3

/hr)

COMPRESSOR AND REFRIGERANT

TYPE

POWER SOURCE

DISCRIMINATION

WEIGHT (with oil)

REFRIGERANT

REFRIGERANT TYPE

Pipe length

20 m

30 m

FULL CHARGE

40 m

50 m

ADDITIONAL CHARGE

Hermetic motor,

4 poles, Rotary type

208 V / 230 V 60 Hz

5KD240XAD21

. kg

4 lb.10 oz ( 2,100 g )

R410A

4 lb. 10 oz. (2,100 g)

5 lb. 8 oz. (2,500 g)

6 lb. 6 oz. (2,900 g)

7 lb. 4 oz. (3,300 g)

40 g/m

NOISE LEVEL

INDOOR UNIT

OUTDOOR UNIT

DIMENSIONS

INDOOR UNIT

OUTDOOR UNIT

WEIGHT

INDOOR UNIT

OUTDOOR UNIT

HIGH

MED

LOW

QUIET

H x W x D

H x W x D

Gross / Net

Gross / Net

47 dB

41 dB

36 dB

32 dB

53 dB

12-5/8 x 39-1/4 x 9 inch

320 x 998 x 228 mm

32-3/4 x 35-3/8 x 13 inch

830 x 900 x 300 mm

40 lbs. / 31 lbs.

(18 kg / 14 kg )

155 lbs. / 137 lbs.

(70 kg / 62 kg )

49 dB

41 dB

36 dB

32 dB

54 dB

155 lbs. / 137 lbs.

(70 kg / 62 kg )

2008.01.09 1

O U T L I N E A N D D I M E N S I O N S

INDOOR UNIT

Unit : inch (mm)

39-1/4" (998) 9" (228)

12-5/8"

(320)

2008.01.09 2

OUTDOOR UNIT

Unit : inch (mm)

35-1/2" (900)

3"(77)

1-1/4"
(31)

13" (330)

1/2" (12)

32-3/4" (830)

7/8" (21)

14-5/8" (370)

3/8"

(9)

25-5/8" (650)

Air Flo w

15-3/4" (400)

17-3/8" (440)

3-7/8"

(99)

5-3/4" (147)

7-3/4" (196)

2008.01.09 3

6-3/4" (170)

R E F R I G E R A N T S Y S T E M D I A G R A M

Compressor

Muffler

Pressure
switch

3-Way valve

(Large)

4-Way valve

Heat exchanger

(indoor unit)

3-Way valve (Small)

Strainer

Expansion
valve

Sub-accumulator

Refrigerant direction

Refrigerant pipe diameter
Liquid : 3/8" (9.52 mm)
Gas : 5/8" (15.88 mm)

Strainer

Heat exchanger

(outdoor unit)

2008.01.09 4

RED

RED

BLACK

WHITE

YELLOW

BLUE

RED

BROWN

BLUE

ORANGE

YELLOW

WHITE

BLACK

BLACK

BROWN

BROWN

BLACK

BLACK

BLUE

BLUE

BROWN

BROWN

RED

RED

GREEN

BLACK

WHITE

WHITE

BLACK

BLACK

WHITE

BLACK

WHITE
WHITE

WHITE

WHITE

GRAY

WHITE

PURPLE

YELLOW

BLUE

YELLOW

BLUE

BLACK

RED

BROWN

ORANGE

ORANGE

ORANGE

RED

WHITE

BLACK

RED

WHITE

BLACK

BROWN

RED

BROWN

RED

ORANGE

YELLOW

GREEN

BLUE

PURPLE

GRAY

BLACK

WHITE

WHITE

BLACK

BROWN

RED

ORANGE

YELLOW

10

9
8
7
654321

10
9

8
7
654321

21

10
9

8
7
654321

10
9

8
7
65432121

21

21

4321

4321

4321

4321

654321

654321

21

21

321

321

6

5

4

321

6

5

4

321

6

5

4

321

6

5

4

321

321

321

212

1

2

1

2

1

212

1

212

1

2

1

2

1

CN11

L0

N2

N1

P

L2 L1

+

-

W8

W7

W13

W12

CONNECTOR

W306

W307

W302

W301

W17

W16

CN301

CN303

TM102

TM101

CONNECTOR

W303

W

W304

V

W305

U

R

C

S

CN1 CN110

W29

W28

W25

W26

CN100

1

2

W21 W9 W20

W19

W3

W17

W18

W2

W1

W4

TM600

TM601

CN801

CN700

CN500

CN60

CN61

CN62

CN64

CN90

CN400

CN200CN40CN42

G

G

TERMINAL

L1

L23

21

POWER SOURCE

CHOKE COIL

POSISTOR

COMPRESSOR

C M

HIGH PRESSURE SWITCH

THERMISTOR ( COMPRESSOR TEMP. )

THERMISTOR ( OUTDOOR TEMP. )

THERMISTOR ( PIPE TEMP. )

THERMISTOR ( DISCHARGE TEMP. )

4WV

PMV

F M

4-WAY VALVE

EXPANSION VALVE

FAN MOTOR

CAPACITOR

PCB ASSY

A C T P M

TRANSISTOR

PCB ASSY

( I P M )

POWER SUPPLY

PCB ASSY

CONTROLLER PCB ASSY ( MAIN PCB )

BLUE

YELLOW

WHITE

BLACK

RED

BLUE

YELLOW

WHITE

BLACK

RED

PINK

ORANGE

BLUE

YELLOW

RED

PINK

ORANGE

BLUE

YELLOW

RED

PINK

ORANGE

GREEN

WHITE

RED

BLACK

BLACK

BLACK

BLACK

WHITE

WHITE

WHITE

WHITE

WHITE

WHITE

RED

RED

1

23456

1

23456

7

65432

1

7

65432

1

7

65432

1

543

2

1

2

1

2

1

3

2

1

3

2

1

543

2

1

65432

1

65432

1

65432

1

65432

1

543

2

1

543

2

1

TM4

TM1

TM2

W5

CN11

CN2

CN6

CN1

CN5

CN3

CN8

CN13

CN10

CN201

THERMAL

FUSE 102

TERMINAL

1 2 3

G

STEP MOTOR

( RIGHT / LEFT )

M

STEP MOTOR

( UP / DOWN )

M

M

F M

FAN MOTOR

STEP MOTOR

( DIFFUSER )

THERMISTOR

( ROOM TEMP. )

THERMISTOR

( PIPE TEMP. )

TEST

INDICATOR PCB ASSY

CONTROLLER PCB ASSY ( MAI PCB )

2008.01.10 5

INDOOR UNIT

OUTDOOR UNIT

C IR C UIT DI A GR A M

IN DO OR P CB C IR CU IT D IA GR AM

CONTROL UNIT
MW30C3F : EZ-005DWSE
MW36C3F : EZ-0055WSE

TERMINAL BOARD

OUTDOOR
UNIT

N

L

SERIAL

THERMAL
FUSE 102

O

C

1

2

3

REMOTE CONTROL

M

LOUVER
( RIGHT / LEFT )

M

LOUVER
( UP / DOWN )

DIFFUSER

FAN MOTOR

M

F. M.

EARTH

CN6-1

CN6-1

CN6-1

CN2-1 RED

CN2-2 ORANGE

YELLOW

CN2-3

CN2-4 PINK

BLUE

CN2-5

CN5-1 RED

CN5-2 ORANGE

CN5-3 YELLOW

CN5-4 PINK

CN5-5 BLUE

CN8-1 RED

ORANGE

CN8-2

CN8-3 YELLOW

CN8-4 PINK

CN8-5 BLUE

CN10-6

CN10-4

CN10-3

CN10-2

CN10-1

RED

WHITE

BLACK

RED

BLACK

WHITE

YELLOW

BLUE

EARTH TERMINAL

RED WHITEBLACK

GREEN

W5 TM2

22007

CONTROLLER PCB ASSEMBLY

( MAIN PCB )
MW30C3F : K05CX-0508WSE-C1
MW36C3F : K05CX-0509WSE-C1

CN6
B05B-XASK-1-A

1

2

3

4

5

CN2
SJH20-05WS

1

2

3

4

5

CN5
SJH20-06WS

1

2

3

4

5

6

CN8
B06B-PASK-1

1

2

3

4

5

6

CN10
B5 (6-5) B-XARK-1-A

6

5

4

3

2

1

TM4

22007

TM1

22007

02 / 03 JC25 / XARR

CN11

B07B-PASK-1

1

2

3

4

5

6

7

CN14

B3B-XH-AM

1

2

3

CN16

B2B-XH-AM

1

2

CN3

1007 L=60

1

2

CN1

150-103-86172

1

2

CN13

B5P-SHF-1AA

1

2

3

4

5

E I B I N

E I B OUT

CN3-1

CN3-2

CN2-1 BLACK

CN2-2

CN13-1

CN13-2

CN13-3

CN13-4

CN13-5

CN11-1 RED

CN11-2 WHITE

CN11-3 WHITE

CN11-4

WHITE

CN11-5 WHITE

CN11-6

WHITE

CN11-7 WHITE

XARR-03VF XAP-03V-1

RED

WHITE

BLACK

TEST

INDICATOR PCB ASSY

K05CY-0500HSE-D0

CN201
JB20-07HG

1

2

3

4

5

6

7

BLACK

BLACK

ROOM THERMISTOR

PIPE THERMISTOR

2008.01.09 6

5V

C54

0.01

<B>

R114

390

<1/10W>

D14

DAN202K

Q11

RT1N241M

1201 34

51418

Q10

RT1N241M

12V 12V

12V

12V

I C16

I C18

I C7

R109

10K

<1/10W>

BZ1

PKM13EPYH-4000-A0

I C18-7

uLN2003ADR

5V

L3

0R0

R101

330

<1/10W>

L4

0R0

I C25

R88

1.0K
<1/10W>

12V

R94

330

<1/10W>

K10

G5NB-1A

C51

0.01

<B>

I C7-2

uLN2003ADR

C57

0.01

<B>

5V

R33

1.0K
<1/10W>

C28

0.01

<B>

R32

10K

<1/10W>

SW1

KSM0632B

R63

6.8K
<1/4W>

R56

4.7K
<1/10W>

I C14

PS2561L-1

340V

15V

C1

0.1
<X7R>

15V

+

15V R51

1.0K
<1/4W>

1%

I C10

PS2561L-1

5V

R44

1.0K
<1/10W>

R47

10K

<1/10W>

5V

R55

820

<1/4W>

1%

C30

1000P

<R>

Q6

RT1N241M

R43

330

<1/10W>

12V

5V

JP5

0R0

D2

D1F60

12V

R4 10K

<1/10W>

12V

12V

R21

15.4K
<1/10W>

1%

R22

28K

<1/10W>

1%

R20

1.0K
<1/10W>

D3

DAN217U

R17

10K

<1/10W>

I C7-1

uLN2003ADR

R31

390

<1/4W>

1%

12V

I C5

C23

0.1
<F>

5V

R30

10K

<1/10W>

I C5-2

BA10393F

I C5-1

BA10393F

-

-

+

+

3

2

1

7

6

5

16 1

8

4

C16

0.1

<F>

C15

0.1

<F>

R13

1.0K
<1/10W>

R6

49.9K

<1/10W>

1%

L7

BLm18

<BD102>

L6

BLm18

<BD102>

R2

10K

<1/10W>

1%

5V

R14

1.0K
<1/10W>

C2

0.1

<F>

5V

C20

0.1

<F>

C7

0.1

<F>

C5

0.1

<F>

C21

0.1

<F>

C18

10/

25V

+

C17

330/

25V

+

C12

0.1

<F>

I C2

TA4805AS(Q)

7V

JM3

I O

G

1

2

3

+

C22

0.1

<F>

C19

330/

25V

W5

340V

D6

GSIB460L

I C8

TOP244YN

+

R38

15K

<1/10W>

R34

12K

<1/10W>

C27

47/

35V

+

R42

270

<1/10W>

C29

0.22

<B>

+

5V

Q7

2SA1037AK

<Q>

20V

R45

100K

<RS-2W>

C32

0.01
<ECQE>

D7

1NH42

R46

47

<1/2W>

C4

47P

DEA1

D8

1SS355

R49 5.6K

<1/10W>

C33

47/

35V

D4

D1FL20U

I C15

PS2561L-1

R64

1.8K
<1/10W>

C35

0.01

<F>

C37

1000/

25V

+

I C19

TL431ILPR

12V

C

A

REF

3

1

2

R53

5.6K
<1/10W>

C38

0.1

<F>

R67

150

<1/10W>

T1

MY064

D9 D1FL20U

D12 D2FL20U

D10 D1FL20U

R48 200K

<1/10W>

1%

R76

47K

<1/10W>

1%

5V

R106

1.0K

<1/2W>

W2

VA6

470V

<TNR>

5V

R105

10K

<1/10W>

C50

0.01

<B>

R103

390

<1/10W>

TM2

8

4567

3

2 1

R79, R81 - R84

10K <1/10W> x 5

JM9

0R0

I C20

78M15

20V

15V

JM5

JM6

JM7

JM8

JM10

12V

5V

I C6

BR93L46RF-WE2

C26

0.1
<F>

R39

10K

<1/10W>

R52

10K

<1/10W>

I C1

uPD780148

5V

C25

0.1

<F>

+

C39

100/

50V

C56

0.1

<F>

+

C42

330/

25V

R8 1.0K

<RS-2W>

1

2

3

I

O

G

444342

41

40

39

38

18

19

202122

232425

80797877767574

73

64

7

654

636261

605958

57

141213

15

16

3

1

2

30210

11

8

1

37363534272617365

66

676869

70

71

72

45

464748282932334950

51

52

53

545556

31

9

P00

P01

P02

P03

P04

P05

P06

P10

P11

P12

P13

P14

P15

P16

P17

P20

P21

P22

P23

P24

P25

P26

P27

P30

P31

P32

P33

P40

P41

P42

P43

P44

P45

P46

P47

RESET

X1

X2

XT1

XT2

EGND

AGND

GND

RESET

I C

AVREF

P145

P144

P143

P121

P141

R140

P130

P120

P77

P76

P75

P74

P73

P72

P71

P70

P67

P66

P65

P64

P63

P62

P61

P60

P57

P56

P55

P54

P53

P52

P51

P50

EVDD

VDD

X1

8.38MHz

<CSTLS>

R54

0R0

R110

10K

<1/10W>

5V

C41

0.01

<B>

C40

100/

25V

+

C53

1000P

<R>

R113

47

<1/10W>

R57 330 <1/10W>

R60 330 <1/10W>

R58 330 <1/10W>

R59 330 <1/10W>

4 13

5

12

6

11

7

10

9

8

9

8

9

8

7

10

C47 - C49

0.1 <F> x 3

R90 - R93

330 <1/10W> x 4

5V

R95, R97 - R99

10K <1/10W> x 4

4

3

2

1

3

2

1

2

1

1

3

4

2

2 15

6

543

2

1

6

543

2

1

543

2

1

3

4

14

13

5

12

6

7 10

1

16

2 15

3

14

123

4

5

5

4

3

2

1

123

4

567

123

4

5

1

2

1

2

1

3

6

5

4

123

D

F

S

C

L

X

4

2

3

1

2

3

4

1

8

475

213

6

VCCDONC

GND

CS

SK

D I

NC

4

3 2

1

2

3

1

6

54321

8

9

10

1

3

2

2

1

3

3

1

2

4

3

1

2

2

1

3

2

1

3

4

I C1-43

C36

100/25V

A

A

I C1-40

A

I C1-64

I C1-63

I C1-4

VPP

CS

I C1-3

BEN

5V

I C1-46

I C1-47

I C1-28

I C1-29

I C1-32

I C1-33

I C1-46

I C1-47

I C1-6

I C26-14

I C26-10

T1-12

I C1-76

I C1-42

I C1-41

I C1-75

I C1-74

I C26-14

I C26-10

K1-4

T1-12

3

1 2

I C1-59

I C1-73

I C1-33

I C1-32

I C1-29

I C1-28

I C1-3

B Z

I C16-7 uLN2003ADR

I C16-6 uLN2003ADR

I C16-5 uLN2003ADR

I C16-4 uLN2003ADR

I C16-3 uLN2003ADR

I C16-2 uLN2003ADR

I C16-1 uLN2003ADR

I C7-7 uLN2003ADR

11

I C7-6 uLN2003ADR

I C7-5 uLN2003ADR

I C7-4 uLN2003ADR

I C7-3 uLN2003ADR

CN6

B05B-XASK-1-A

TO REMOTE CONTROL UNIT

RED

WHITE

BLACK

JUMPER SWITCHING

CN3

02/03 JC25/XARR

1007 L60

CN1

150-103-86172

A

CS

I C1-42

I C1-43

I C1-41

I C1-40

I C1-38

I C1-76

I C1-75

I C1-74

I C1-73

I C1-6

I C1-4

I C1-64

I C1-63

I C1-58

I C1-59

I C1-57

CN11

B07B-PASK-1

CN10

B5(6-5)B-XARK-1-A

CN16

B2B-XH-AM

CN14

B3B-XH-AM

CN13

B5P-SHF-1AA

CN5

SJH20-06WS

CN2

SJH20-05WS

CN8

B06B-PASK-1

TM1

TM4

VA1

470V

<TNR>

F1

FSL250-3.15(EM)

FH1 FH2

PFC5000

-0702F

x 2

C8

0.47

<LE>

C13

0.01

<F>

C14

0.01

<F>

L1

SS21V-R060330

TH1

5D2-10-LCS

C6

100/

420V

5V

C59

0.1

<F>

THERMISTOR

( PIPE TEMP. )

THERMISTOR

( ROOM TEMP. )

I C 2 6

G K - L V 3 0 1 1 E 2

A

AUTO RESTART / PLUG ON

ROOM TEMPERATURE

CORRECTION 1

ROOM TEMPERATURE

CORRECTION 2

REMOTE CONTROL

SWITCH 1

REMOTE CONTROL

SWITCH 2

JUMPER SWITCH

15V LINE ON / OFF CONTROL

DIFFUSER

LEFT / RIGHT

UP / DOWN

LOUVER CONTROL CIRCUIT

BUZZER

MANUAL AUTO SWITCH

DC FAN MOTOR

INDICATOR LED, REMOTE CONTROL UNIT

RESET

EEPROM

THERMISTOR

POWER CIRCUIT

WIRED REMOTE CONTOR UNIT

EXTERNAL COMMUNICATION

EXTERNAL COMMUNICATION INPUT

EXTERNAL COMMUNICATION OUTPUT

TEST

SERIAL

2008.01.09 7

INDOOR UNIT

CONTROLLER PCB ASSEMBLY ( MAIN PCB )

MW30C3F : K05CX-0508WSE-C1

MW36C3F : K05CX-0509WSE-C1