Friedrich MR18Y3H, MW18Y3H, MR24Y3H manual DC Volt I N

Page 13

12

CN200 1-1747052-2 G I C7.92-2P

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

R601

 

 

 

 

DC VOLT I N

2

 

F201

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5V

 

1.0k

R603

 

 

 

 

 

T 3.15A 250V ( EM )

 

 

 

CT600

 

<1/10W>

22k

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CT-1B

1

 

1% <1/10W>

 

 

 

 

+C211

 

 

 

 

3

 

 

P-AN-CT

 

TM601

 

3

1

2

 

 

 

 

 

C601

 

 

33/

 

+

 

 

 

 

 

 

86028

 

 

 

 

 

 

 

 

 

 

450V

 

 

 

D600

 

 

 

 

0.1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TM600

 

5

2

DAN217U

 

 

 

 

<F>

 

 

 

 

86028

 

 

R600

C600

R602

 

 

 

 

 

 

 

 

 

 

 

 

1.0k

 

220/

4.75k

 

 

 

 

 

 

 

 

 

 

 

 

<1/10W>

25V <1/10W>

 

 

 

 

 

 

 

 

 

CN110

 

 

1%

 

 

1%

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R21

R24

 

 

3-1747052-4

 

 

 

 

H Y I C 2 0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5V

27k

1.0k

 

W5

G I C7.92-2P

 

 

 

 

GK-30434E2

 

 

 

 

 

 

 

 

 

 

 

 

 

<1/10W> <1/10W>

 

YELLOW

 

 

18

14

10

5V 5

4

3

2

1

 

 

 

 

 

8

7

6

5

4

3

2

1

 

R20

 

R23

 

 

2

L

 

 

1.0k

 

 

 

 

 

 

 

 

 

 

 

10k

 

 

AC VOLT I N 1

1

N

 

 

 

 

 

 

 

 

 

 

<1/10W>

 

F110

 

 

 

 

 

 

 

<1/10W>

JM200

 

 

 

 

 

 

 

 

 

P-S I

 

 

 

T 3.15A 250V ( EM )

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

Q200

C21

 

 

 

 

 

 

 

 

 

 

 

 

R22

1

 

 

 

 

 

 

 

 

 

 

 

 

2 2SC2412K

0.022

W4

 

 

 

 

 

 

 

 

 

 

 

1.0k

<F>

 

 

 

 

 

 

 

 

 

 

 

 

<BQ>

 

 

 

 

 

 

 

 

 

 

<1/10W>

 

RED

SERIAL

 

 

 

 

 

 

 

 

 

P-POWER

SELIAL

 

 

 

 

 

 

 

 

C20

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

 

 

 

 

 

 

 

 

 

 

0.022

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

<F>

 

R18

C8

 

 

150k

2200p

15V

<2W>

<E>

 

R14

 

 

 

 

560k

 

 

 

D2

<1/8W>

 

 

 

1SS355

1%

 

 

 

D3

 

 

 

 

UDZS8.2B

 

R19

 

R15 - R17

0R0

 

 

510k

 

 

 

<1/8W> 1%

 

 

 

 

x 3

 

 

 

R12

 

 

D5

 

0R0

 

 

 

 

UF4005

 

 

 

1

M

S

8

D4

2

S

S

7

3

S

 

 

1SS355

4

C

D

5

R13

I C3

47TOP243PN

<1/10W> C7

0.1

C6 + <F> 47/

35V

 

 

 

 

 

D12

 

 

 

 

 

 

 

1SS355

 

 

 

C9

 

 

I C5

 

 

 

 

220/

 

 

 

18V

 

 

 

 

7818

 

 

 

50V

 

 

 

 

D9

 

 

C19

1 I

O

3

C10

 

+

 

 

G

+

D1FL20U

 

0.1 <F>

2

 

10/50V

 

 

 

 

 

 

D7 D1FL20U x 3 15V

 

 

 

A

1

10

 

 

 

 

 

 

2

9

D8

+ C13

12V

 

D13

 

3

8

330/25V

1SS355

 

4

7

 

 

 

+

 

 

5

6

 

R26 10k

 

 

5V

D9

 

 

 

 

 

 

<1/10W>1 I

 

 

 

 

 

 

O 3

T1

 

 

 

 

+

G

 

+ C17

RPZ-1F

 

 

 

 

 

2

 

100/

 

 

 

+C18 C14

C22 C15

 

 

25V

 

 

D10

I C4

C16

 

 

1SS355

100/ 470/

0.1

100/

7805

0.1

 

 

25V 25V

<F> 25V

 

 

<F>

-8V

OUTDOOR UNIT

INVERTER PCB ASSEMBLY ( MAIN PCB ) MR18Y3H : K07BS-090EHUE-C1 MR24Y3H : K07BS-090FHUE-C1

 

CN42

 

1971032-5

5V

( G I C2.0-5P )

 

WHITE

R40

10k

<1/10W>

P-TTR I P-FO

 

 

C42

R41

5V

 

 

REVERSE CURRENT

CN500

 

 

 

 

 

1747052-1

 

 

 

 

K500

( G I C7.92-2P )

 

 

 

G5NB-1A

WHITE

CR500

 

 

 

DC12V

 

JM504

JM501

 

1

RE1202

1

2

P-FAN-I N

P-DBG-4

I C1

MB90467PFM

17 P63

VCC 56

C2, C3 5V 0.1 <F> x 2

1000p

1.0k

 

 

<B>

<1/10W>

2

1

 

 

 

D670

 

 

3

DAN217U

P-AN-DC

 

 

 

C670

R674

 

 

2

0.2/120

12V

 

 

 

3

4

 

JM503

JM502

CN1

 

 

1871843-2

 

 

( G I C2.5-2P )

 

 

WHITE

12V

 

 

 

12V

D1

SLR-332VRTE7

 

<RED>

 

R3

 

2.2k

<1/10W>

P-FANPWM

P-PFC-C or P_SW_PRS

P-AN-CT

P-PFCPWM or P_NC_3

5V TTXD TAUX3

 

16

P62

AVCC

11

 

2

P46

P00

25

5V

35

P12

P01

26

R900

 

 

 

 

10k

3

P50

P17

40

<1/10W>

59

P37

P13

36

 

JM100

58

P36

P14

37

 

 

60

P40

P15

38

5V

+10/C4

25V 5VR4

10k

<1/10W> TEST JM1

R2

 

 

0.1

1.0k

5V

TAUX

 

<F>

<1/10W>

 

R84

 

 

 

 

 

5V

 

 

1.0k

 

 

 

<1/10W>

 

R651

P-POS

 

 

 

C74

R85

 

P-E2P-SK

10k

 

470p

4.7k

 

 

<1/10W>

 

 

<B>

<1/10W>

 

 

 

 

P-POWER

 

 

 

 

CN40

1971032-9

16

1C

1B

1

P-SO

R52

POWER RELAY CONTROL

2

 

 

 

 

 

 

D801

 

 

 

 

 

HZ24BP L80015V 15V

Q801

 

 

 

C802

1

DTA143EUA

 

1

 

 

 

 

0.1

R800

 

 

 

 

2

Q800

 

 

<F>

27k

15

2C

2B

2

14

3C

3B

3

13

4C

4B

4

12

5C

5B

5

11

6C

6B

6

12V 10

7C

7B

7

9

COM

E

8

P-PR 10k

P-LED <1/10W>

P-V4-DC

P-V4-AC

P-POS

P-DBG-4

P-V4-AC

 

 

 

<1/10W> 3

 

 

DTC143EUA

 

 

 

 

3

 

 

 

 

 

 

 

 

 

DC FAN MOTOR

4

R801

+ C800

5V 5V R802

 

 

2

 

5

22k

4.7/

2

1

10k

 

 

 

 

6

<1/10W>

50V

 

 

 

 

 

 

 

<1/10W>1

 

 

 

7

 

 

3

 

 

 

 

 

 

 

 

 

D800

R803

 

 

C801

 

CN801

 

 

DAN217U

1.0k

 

 

0.01

B5 ( 7-2.3 ) B-XASK-1-A

 

 

 

<1/10W>

 

<B>

 

WHITE

 

 

 

 

 

 

 

 

 

 

CN700

 

 

 

 

 

 

 

 

B06B-XARK-1-A

 

 

 

I C700

 

 

 

 

RED

12V

 

 

TD62064

 

 

 

 

 

 

 

 

 

 

 

1

 

 

2

O1

I 1

3

R703

 

 

2

 

 

7

O2

I 2

6

R702

 

 

 

 

9

O3

I 3

11

R700

 

 

 

 

 

 

 

3

 

 

16

O4

I 4

14

R701

ELECTRIC EXPANSION VALVE

4

 

 

4

GND1COM1

1

12V 1.5k <1/10W> x 4

 

 

 

 

 

5

GND2COM2

8

C700

 

 

5

 

 

12

GND3

NC1 10

 

CN90

6

 

 

13

GND4

NC2 15

0.1

 

 

 

 

 

 

 

<F>

 

1-1871843-2

 

5V

 

 

 

 

 

 

 

R90

 

 

 

 

( G I C2.5-2P )

 

 

R91

 

 

 

 

 

RED

1

 

2.2k

 

1.0k

 

 

 

PRESSUER SWITCH

2

<1/10W>

<1/10W>

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C90

 

 

 

C91

 

 

 

 

 

0.1

 

 

 

0.01

C5

0.1I C2

<F> uLN2003ADR

P-FANPWM

P-FAN-I N

P-EPV-D

P-EPV-C

P-EPV-A

P-EPV-B

C49

0R0

P-PFC-C or P_SW_PRS

P-V4-DC

P-LED

P-PR

P-SO

P-TTR I P-FO

P-E2P-CS

P-EPV-B

P-EPV-D

P-EPV-C

P-AN-DC

P-AN-AC or P_AN_CP

P-AN-TE

 

 

L90

 

<F>

<F>

 

 

 

BL02Rn1

 

CN65

 

 

 

 

 

 

 

 

 

 

1-1971032-3

1

L60

5V

 

 

 

( G I C2.0-3P )

2

BL02Rn1

 

 

 

RED

 

 

 

 

 

THERMISTPR ( PIPE TEMP. )

3

 

 

 

 

 

CN63

 

 

 

 

 

 

3-1971032-3

1

 

 

 

 

 

( G I C2.0-3P )

2

 

 

 

 

 

YELLOW

 

 

R63 4.75k

R62

C62

 

3

 

 

THERMISTPR ( DISCHARGE TEMP. )

 

 

<1/10W>

10k

0.1

 

 

 

 

 

 

 

1%

<1/10W>

<F>

CN62

 

 

 

R61 13k

R60

C61

1971032-3

1

 

 

<1/10W>

10k

0.1

( G I C2.0-3P )

2

 

 

 

<1/10W>

<F>

WHITE

 

 

 

R65 38.3k

R64

C63

THERMISTPR ( OUTDOOR TEMP. )

3

 

 

 

 

<1/10W>

10k

0.1

 

 

 

 

CN64

1

C60

 

1%

<1/10W>

<F>

G I C2.0-3P

 

R68

 

 

2

0.1

 

R69

C65

BLUE

 

THERMISTPR ( COMPRESSOR TEMP. )

3

<F>

 

13k

10k

0.1

 

 

<1/10W>

<1/10W>

<F>

 

 

 

 

P-AN-TA

P-AN-TD

P-AN-TE

P-AN-TD

P-AN-TA

P-AN-AC or P_AN_CP

 

21

MD2

P16

39

 

34

P11

AVR

12

 

47

P26

P24

45

 

27

P02

P25

46

 

28

P03

P30

50

 

29

P04

P31

51

 

30

P05

P32

52

 

31

P06

P33

53

 

32

P07

P34

54

 

33

P10

P35

55

C1

57

C

P60

14

0.1

 

 

 

 

<F>

41

P20

P61

15

 

42

P21

MD0

18

 

43

P22

MD1

20

 

44

P23

P44

64

 

10

P57

P43

63

 

9

P56

P42

62

 

8

P55

P41

61

 

7

P54

P45

1

 

5

P52

RSTX

19

 

6

P53

P27

48

 

4

P51

AGND

13

 

22

X0

GND

24

 

23

X1

GND

49

1 3

X1

4.00MHz

2<FCR>

10k

<1/10W> SERVICE JUMPER JM2

U

X

V

Y

W

5V

 

5V

P-E2P-D I

R645

 

P-EPV-A

10k

<1/10W>

 

P-U

P-U

P-X

P-V

P-W

P-V

P-X

P-Y

P-Y

P-W

P-Z

P-Z

P-PFCEN or P_AFS

15V

 

 

( G I C2.0-9P )

 

 

 

WHITE

 

C43

 

1

+15V

 

0.1

 

 

 

2

 

 

<F>

 

-8V

 

 

 

 

 

 

 

3

 

 

 

-8V

4

UP

 

 

 

 

 

 

5

VP

I P M CONTROL

 

 

6

WP

 

 

 

7

UN

 

 

 

8

VN

 

 

 

9

WN

 

ZR7

 

 

10k

SW2

MANUAL AUTO

 

 

<1/10W>

 

SWITCH

 

 

 

 

5V

 

 

 

TMODE

 

 

 

 

 

 

R903, R902, R901

 

R6

 

10k <1/10W> x 3

 

1.0k

 

 

 

 

<1/10W>

 

JM102

 

 

 

 

JM103

 

 

 

 

JM101

 

 

 

 

 

 

TCK

 

 

 

 

TRXD

 

 

 

5V

C11

R11

R10

 

C12

0.1

1.0k

100k

 

0.1

<F> <1/10W>

<1/10W>

 

<F>

 

 

 

2 VDD

NC 3

 

 

 

1 OUT

GND 4

P-E2P-CS

P-E2P-SK

P-E2P-D I

R31

10k

<1/10W>

P-PFCEN or P_AFS

I C30

S-93C56BD0I 5V

1 CS

VCC 8

C30

 

 

 

 

 

 

 

 

 

2 SK

DO 4

 

 

 

 

 

 

 

 

 

3 D I

TEST 6

0.1

 

 

 

 

 

 

 

 

 

7 NC

GND 5

<F>

 

 

 

 

 

 

 

 

 

 

R30

 

 

 

 

 

 

 

 

 

 

 

10k

 

 

 

 

 

18V

 

 

 

 

<1/10W>

 

 

 

Q400

 

18V

 

 

 

 

 

 

 

 

 

 

 

 

 

DTA143EUA

D11

C400

 

CN400

 

 

 

 

Q401

 

 

1HZ24BP

0.01

 

 

 

R401

 

 

 

 

 

<F>

 

G I C2.0-4P

 

 

DTC143EUA

 

 

 

 

1

 

 

 

2

 

 

RED

 

 

22k

 

 

 

A

 

 

 

 

3

 

 

 

 

2

 

 

<1/10W>

 

2

 

 

3

 

 

3

ACTPM CONTROL

 

 

 

 

 

 

 

 

 

 

 

C401

 

 

 

 

 

 

4

 

 

 

1000p

 

 

 

 

 

 

 

 

 

 

<B>

1

A

R403, R402

 

 

 

 

 

 

 

 

A

 

270

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

<1/10W>

1% x 2

I C10

BU4842F

P-S I

5V

 

 

A

R955

 

 

 

22k

R956

R953

 

<1/10W>

10k

1.0k

5V

TRES

<1/10W>

<1/10W>

 

 

 

 

R952, R951, R950 10k <1/10W> x 3

TAUX

TTXD

TRXD

TMODE

TAUX3

TCK

R954

1.0k

<1/10W>

Page 12 Page 14
Image 13
Page 12 Page 14
Contents Models Service and Parts ManualFriedrich Authorized Parts Depots Customer Satisfaction and Quality AssuranceSpecifications Indoor Unit DimensionsOutdoor Unit Outdoor Refrigerant System DiagramIndicator Wired Remote Control OptionHigh Pressure Switch Power SupplyPosistor PCB Assy T P MIndoor PCB Circuit Diagram Indoor Unit Indoor Unit Indicator PCB Assembly Power Supply PCB Assembly Outdoor PCB Circuit DiagramDC Volt I N TM304 White TM305 REDTM303 Black PTC Thermistor Power Source To I Ndoor Unit Earth AC Volt OUTZPR0RCH400 CT OUT Power Relay ControlPTC OUT Outdoor Unit MR18Y3H Capacitor PCB Assembly Error Detection Page Parts 67201289 67201280 Indoor Unit Service Panel Sub Assy Description Part number Base Assy 67201497 2523 Actpm Page Friedrich AIR Conditioning CO
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Manual 29 pages 20.89 Kb

MR24Y3H, MR18Y3H, MW18Y3H specifications

Friedrich MW18Y3H and MR24Y3H are advanced window air conditioning units designed for optimal performance and efficiency. These models are part of Friedrich's lineup, which focuses on delivering high-quality cooling solutions for both residential and commercial applications.

One of the main features of the MW18Y3H and MR24Y3H is their robust cooling capacity. The MW18Y3H offers an impressive 18,000 BTU cooling power, making it ideal for larger rooms up to 1,100 square feet. Similarly, the MR24Y3H, with its 24,000 BTU capacity, can effectively cool spaces of up to 1,600 square feet. This makes both models suitable for a range of environments, from homes to offices.

Energy efficiency is another significant characteristic of these units. Both models are designed with Energy Star certification, ensuring they consume less electricity while providing powerful cooling. This not only helps customers save on energy bills but also contributes to a more sustainable environment. The use of eco-friendly refrigerants reinforces Friedrich's commitment to environmentally conscious technology.

Friedrich MW18Y3H and MR24Y3H come equipped with various advanced technologies to enhance user experience. For instance, they feature electronic controls with a digital display, allowing for easy temperature adjustments and monitoring. The units also utilize multi-speed fan options, enabling users to customize their cooling experience based on their preferences.

Additionally, these models are designed with a robust build quality, ensuring durability and longevity. The units are equipped with a washable, antimicrobial air filter that improves indoor air quality by trapping dust, allergens, and other particles. This feature is particularly beneficial for individuals with respiratory issues or allergies.

The MW18Y3H and MR24Y3H also offer convenient installation options. Both units are designed for through-the-wall installation, providing a sleek and unobtrusive appearance. This makes them ideal for applications where window space is limited or where a more permanent cooling solution is desired.

In summary, the Friedrich MW18Y3H and MR24Y3H stand out in the window air conditioning market due to their high cooling capacities, energy efficiency, advanced features, and durable construction. They are excellent options for anyone seeking reliable and effective cooling solutions for larger spaces.
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