INDOOR PCB CIRCUIT DIAGRAM

CONTROL UNIT MW18Y3H : EZ-0090HHSE MW24Y3H : EZ-0090KHSE

TERMINAL BOARD

N

1

THERMAL

 

FUSE 102

L2 OUTDOOR UNIT SERIAL 3

EARTH

EARTH TERMINAL

W5

TM2

TM1

TM4

GREEN

22007

22007

22007

 

 

RED

WHITE

BLACK

INDICATOR PCB ASSEMBLY

K05CY-0902HSE-D0

WIRED REMOTE CONTROL UNIT

LOUVER ( RIGHT / LEFT )

M

LOUVER ( UP / DOWN )

M

LOUVER ( DIFFUSER )

M

FAN MOTOR

CN6-1 RED

CN6-2 WHITE

CN6-3 BLACK

CN2-1 RED CN2-2 ORANGE CN2-3 YELLOW CN2-4 PINK CN2-5 BLUE

CN5-1 RED CN5-2 ORANGE CN5-3 YELLOW CN5-4 PINK CN5-5 BLUE

CN8-1 RED CN8-2 ORANGE CN8-3 YELLOW CN8-4 PINK CN8-5 BLUE

CN10-6 RED

CONTROLLER PCB ASSEMBLY

MW18Y3H : K08CX-0903HSE-C1

MW24Y3H : K08CX-0904HSE-C1

 

CN11

 

 

 

 

CN201

 

 

B07B-PASK

 

 

 

 

JB20-07HG

 

CN2

1

 

CN11-1

RED

1

 

 

 

SJH20-05WS

2

 

CN11-2

WHITE

2

 

 

 

 

1

3

 

CN11-3

WHITE

3

 

2

4

 

CN11-4

WHITE

4

 

3

5

 

CN11-5

WHITE

5

 

4

6

 

CN11-6

WHITE

6

 

5

7

 

CN11-7

WHITE

7

 

CN5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SJH20-06WS

CN14

 

 

 

 

 

 

 

 

 

 

 

 

 

1

B3B-XH-AM

 

 

 

 

 

 

2

1

 

 

 

 

 

 

 

 

 

 

 

 

 

3

2

EX IN

 

 

 

4

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

 

 

 

 

 

 

6

CN16

 

 

 

 

 

 

 

B2B-XH-AM

 

 

 

 

 

 

 

1

 

 

 

 

 

 

CN8

2

EX OUT

 

 

 

 

 

 

 

 

 

B06B-PASK

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

2

CN3

 

 

 

 

 

 

3

 

 

 

XARR-03VF XAP-03V-1

 

JC25-02HG

 

 

 

PIPE THERMISTOR

 

 

 

 

 

 

4

1

CN3-1

RED

 

BLACK

 

 

 

 

 

5

2

CN3-2

WHITE

 

 

6

BLACK

 

 

 

 

 

 

 

 

CN1

 

 

 

 

 

 

 

2P-SAN

 

 

 

 

 

 

 

1

CN2-1

BLACK

 

ROOM THERMISTOR

CN10

2

CN2-2

BLACK

 

 

 

 

 

 

 

 

 

B06B-XARK

 

 

 

 

 

 

 

6

CN13

 

 

 

 

 

 

5

B5P-SHF-1AA

 

 

 

 

 

 

CN10-4 BLACK

F. M. CN10-3 WHITE CN10-2 YELLOW CN10-1 BLUE

4

1

CN13-1

 

3

2

CN13-2

 

2

3

CN13-3

TEST

1

4

CN13-4

 

 

5

CN13-5

 

8

Page 9
Image 9
Friedrich MW18Y3H, MR18Y3H, MR24Y3H manual Indoor PCB Circuit Diagram

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.