EARTH TERMINAL

INDOOR PCB CIRCUIT DIAGRAM

TO OUTDOOR UNIT

3

 

GREEN

N

FUSE 102

 

 

THERMAL

 

 

L

BLACK WHITE

RED

TERMINAL BOARD

 

 

 

 

 

W4

 

2 1

1

2 3 4 5

 

CN2

CN1

 

1871843-2 2013485-1

CONTROL UNIT MW09Y3H : EZ-00906HSE MW12Y3H : EZ-00907HSE

1

CN4 2 1971032-4 3

4

BLACK

BLACK

BLACK

BLACK

THERMISTOR ( PIPE TEMP. )

THERMISTOR ( ROOM TEMP. )

1

2

CN5

RED

 

ORANGE

STEP MOTOR

M

1971032-5

3

4

5

YELLOW

 

PINK

( LOUVER )

 

BLUE

 

FAN MOTOR

RED

BLACK

F. M. WHITE YELLOW BLUE

OPTION

CONTROLLER PCB ASSEMBLY MW09Y3H : K07AN-0907HSE-C1 MW12Y3H : K07AN-0908HSE-C1

 

 

 

1

 

 

 

2

 

 

 

3

6

 

CN3

4

 

 

1971032-7

5

 

5

 

 

 

4

CN7

 

6

3

B5 ( 6-5 ) B-XARK

 

7

2

 

 

 

1

 

 

 

1

 

 

 

2

 

 

 

3

 

 

1

4

CN8

 

2

5

SJH20-08WSF

CN6 3

6

 

B5B-PH-K-S

4

 

 

7

 

 

5

8

 

 

 

RED

1

 

 

WHITE

2

 

INDICATOR PCB ASSEMBLY

WHITE

4

CN201

WHITE

3

 

 

WHITE

5

JB20-07

K07BJ-0700HSD-D0

WHITE

6

 

 

WHITE

7

 

 

TEST

6

Page 7
Image 7
Friedrich MR12Y3H, MR09Y3H manual Indoor PCB Circuit Diagram, Control Unit MW09Y3H EZ-00906HSE MW12Y3H EZ-00907HSE

MR12Y3H, MR09Y3H specifications

Friedrich MR09Y3H and MR12Y3H are two highly efficient ductless mini-split air conditioning systems that cater to residential and commercial spaces with specific needs for temperature control. Both models are characterized by their advanced features, energy efficiency, and user-friendly technologies.

The MR09Y3H provides a cooling capacity of 9,000 BTUs, while the MR12Y3H boasts a slightly more powerful 12,000 BTUs. This variation allows users to choose the appropriate model based on the size and layout of their space, ensuring optimal cooling and heating performance. Both units excel in energy efficiency, boasting SEER ratings that often exceed 20. This not only translates to lower electricity bills but also reflects their compliance with environmental standards.

One of the standout features of both models is their inverter technology, which allows for variable compressor speed operation. This technology enables the units to adapt to the cooling or heating demands of the space, resulting in enhanced comfort and reduced energy consumption. The inverter compressor operates silently, making both models ideal for bedrooms, offices, and other noise-sensitive environments.

Another remarkable characteristic of the Friedrich MR series is their advanced air filtration system, which includes a multi-layer filter designed to capture dust, pollen, and other airborne particles. This ensures cleaner and healthier air quality, benefiting individuals with allergies or respiratory conditions.

Both the MR09Y3H and MR12Y3H come equipped with user-friendly remote controls, allowing for easy adjustment of temperature settings, fan speeds, and modes. The units also feature a programmable timer and sleep mode, enabling users to customize their air conditioning schedules for maximum comfort and efficiency.

Installation is made simple with the inclusion of easy-to-follow instructions and a compact design that allows for flexibility in placement. The outdoor unit is designed for durability, ensuring reliable performance even in harsh weather conditions.

In summary, the Friedrich MR09Y3H and MR12Y3H offer a combination of energy efficiency, advanced technology, and superior air quality control, making them excellent choices for those seeking reliable and effective cooling and heating solutions. Whether for a small office, a large living room, or an entire apartment, these models are designed to deliver high-performance climate control while meeting the demands of modern users.