Friedrich MR24Y3F, MW24C3F, MR24C3F specifications Error Contents

Page 14

ERROR CONTENTS

 

 

Display

 

 

Error

 

 

Error

 

Operation

Timer LED

 

 

LED

 

 

 

 

 

 

 

 

2 flash

Serial signal (reverse) error, at operation start up

 

 

 

 

 

 

 

 

3 flash

Serial signal (reverse) error, during oeration

 

Serial signal error

Normal

 

 

 

4 flash

Serial signal (forward) error, at operation start up

 

 

 

 

 

 

 

 

5 flash

Serial signal (forward) error, during operation

 

 

 

 

 

 

 

 

8 flash

Wired remote controller error

 

 

 

 

 

 

 

 

2 flash

Indoor temperature thermistor open / short

 

Indoor unit thermistor error

2 flash

 

 

 

3 flash

Heat exchanger middle thermistor open / short

 

 

 

 

 

 

 

 

 

 

 

2 flash

Discharge thermistor open / short

 

 

 

 

 

 

 

 

3 flash

Heat exchanger thermistor open

 

Outdoor unit thermistor error

3 flash

 

 

 

4 flash

Outdoor temperature thermistor open / short

 

 

 

 

 

 

 

 

 

 

 

8 flash

Compressor temperature thermistor open / short

 

 

 

 

 

 

 

 

2 flash

Forced automatic SW welded

 

 

 

 

 

 

 

 

3 flash

Main relay welded

 

 

 

 

 

 

Indoor unit control error

4 flash

4 flash

Power interruption error

 

 

 

 

 

 

 

 

7 flash

VDD permanent stop protection

 

 

 

 

 

 

 

 

8 flash

reverse VDD permanent stop protection

 

 

 

 

 

 

 

 

2 flash

Current trip error

 

 

 

 

 

 

 

 

3 flash

CT abnormal

 

Outdoor unit control error

5 flash

 

 

 

5 flash

 

 

 

 

 

 

 

Compressor location detection error

 

 

 

 

 

 

 

 

6 flash

Outdoor unit fan drive system abnormal

 

 

 

 

 

 

 

 

2 flash

Abnormal lock

 

Indoor fan motor error

6 flash

 

 

 

3 flash

Abnormal rotation

 

 

 

 

 

 

 

 

 

 

 

2 flash

Discharge Temperature abnormal

 

 

 

 

 

 

Refrigerant cycle error

7 flash

3 flash

Cooling high pressure abnormal rise

 

 

 

 

 

 

 

 

5 flash

Pressure switch trouble

 

 

 

 

 

 

 

 

2 flash

Active filter voltage trouble (second time)

 

 

 

 

 

 

Optional function error

8 flash

3 flash

Active filter voltage trouble (first time)

 

 

 

 

 

 

 

 

4 flash

PFC circuit error

 

 

 

 

 

 

 

 

 

 

Model error

Blinking

Blinking

Model error

2006.01.20

 

 

13

 

 

Image 14
Contents Contents Wall Mounted typeSpecifications Electrical DataOutline and Dimensions Refrigerant System Diagram Circuit Diagram Outdoor Unit Control UnitModels MW24C3F MW24Y3F Controller PCB AssyIndicator PCB Assy Outdoor PCB Circuit Diagram Inverter Assy EZ-0050AHUEMR24C3FK05CU-0507HUE-C1 MR24Y3F K05CW-0500HUE-FL0 MR24Y3FTR PCB Assy I P M Capacitor PCB Assy Error Contents Disassembly Illustration Models MW24C3F, MW24Y3F Models MW24C3F, MW24Y3F Models MW24C3F, MW24Y3F Models MR24C3F, MR24Y3F 2006.03.14 Parts List MW24C3F MW24Y3FOutdoor Unit Standard Accessories Name and Shape0602G3029

MR24Y3F, MR24C3F, MW24C3F specifications

Friedrich has established a strong reputation in the HVAC industry, and their line of ductless mini-split systems, particularly the MR24C3F, MR24Y3F, and MW24C3F models, showcases the brand’s commitment to quality, efficiency, and advanced technology. These systems are designed to provide effective climate control solutions for residential and light commercial applications.

One of the standout features of the MR24 series is its impressive energy efficiency. With SEER ratings that meet or exceed industry standards, these systems can operate with minimal energy consumption, thus lowering utility bills while reducing the carbon footprint. The models utilize inverter technology, which allows the compressor to adjust its speed according to the cooling or heating demand. This ensures consistent comfort and energy savings.

The MR24C3F and MR24Y3F models are equipped with advanced filtration systems that help improve indoor air quality. These filters capture dust, allergens, and other particulate matter, providing cleaner air in living spaces. Additionally, the units are designed with low noise levels, making them a perfect choice for bedrooms, offices, or other quiet environments.

Another significant characteristic of these Friedrich models is their versatility in installation. The MW24C3F, for instance, allows for multiple indoor unit configurations, providing flexibility to meet various layout needs and preferences. This adaptability makes it suitable for diverse settings, from single-family homes to multi-unit buildings.

The user-friendly controls add to the comfort, featuring remote operation and programmable settings that allow homeowners to customize their heating and cooling schedules. Smart technology integration is also available in these models, enabling operation via smartphone apps, which enhances convenience and control.

Durability is paramount in Friedrich's design philosophy, and the MR24 series reflects this with robust materials and construction. These units are built to withstand varying weather conditions, ensuring long-lasting performance.

In summary, the Friedrich MR24C3F, MR24Y3F, and MW24C3F mini-split systems combine energy efficiency, advanced filtration, flexible installation options, user-friendly technology, and durability, making them outstanding choices for modern climate control solutions. Whether for residential or commercial use, these systems exemplify Friedrich's commitment to comfort, efficiency, and quality.