11-2. Primary Judgment

To diagnose the troubles, use the following methods.

(1)Judgment by flashing LED of indoor unit

(2)Self-diagnosis by service check remote controller

(3)Judgment of trouble by every symptom

Firstly use the method (1) for diagnosis. Then, use the method (2) or (3) to diagnose the details of troubles.

For any trouble occured at the outdoor unit side, detailed diagnosis is possible by 5-serial LED on the inverter P.C. board.

11-3. Judgment by Flashing LED of Indoor Unit

While the indoor unit monitors the operation status of the air conditioner, if the protective circuit operates, the contents of self-diagnosis are displayed with block on the indoor unit indication section.

Table 11-3-1

Indoor indication lamp flashes.

Which lamp does flash?

Item

Check

Block display

Description for self-diagnosis

code

 

 

 

A

 

OPERATION (Green)

Power failure (when power is ON)

 

Flashing display (1 Hz)

 

 

 

B

 

OPERATION (Green)

Protective circuit operation for indoor P.C. board

 

Flashing display (5 Hz)

 

 

 

C

 

OPERATION (Green)

Protective circuit operation for connecting cable

 

TIMER (Yellow)

 

and serial signal system

 

 

Flashing display (5 Hz)

 

 

 

D

 

OPERATION (Green)

 

 

FILTER (Orange)

Protective circuit operation for outdoor P.C. board

 

 

Flashing display (5 Hz)

 

 

 

OPERATION (Green)

 

E

 

TIMER (Yellow)

Protective circuit operation for others

 

FILTER (Orange)

(including compressor)

 

 

 

 

Flashing display (5 Hz)

 

NOTES :

(1)The contents of items B and C and a part of item E are displayed when air conditioner operates.

(2)When item B and C, and item B and a part of item E occur concurrently, priority is given to the block of item B.

(3)The check codes can be confirmed on the remote controller for servicing.

– 81 –

Page 80 Page 82
Page 81
Image 81
Toshiba RAS-M13EKCVP-E, RAS-M18EACV-E Primary Judgment, Judgment by Flashing LED of Indoor Unit, Which lamp does flash?
Page 80 Page 82

RAS-B10EKVP-E, RAS-M14EAV-E, RAS-B13EKVP-E, RAS-M18EAV-E, RAS-M10EKCVP-E specifications

Toshiba is renowned for producing high-quality air conditioning systems that blend performance with energy efficiency. Among its notable offerings are the RAS-M18EACV-E, RAS-M18EAV-E, RAS-B13EKVP-E, RAS-M16EKCVP-E, and RAS-M14EACV-E models. These units cater to various air conditioning needs, providing optimal comfort for residential and light commercial spaces.

The RAS-M18EACV-E and RAS-M18EAV-E models are designed with advanced Inverter technology, which ensures efficient operation by adjusting the compressor speed according to the cooling demand. This feature significantly reduces energy consumption, leading to lower electricity bills while maintaining a consistent indoor temperature. Both units come equipped with a high-capacity cooling system that can efficiently manage even the hottest summer days.

On the other hand, the RAS-B13EKVP-E offers a balance of performance and affordability. It features a compact design ideal for smaller rooms, making it a popular choice for residential applications. This model includes a user-friendly remote control system, allowing for easy temperature adjustments from anywhere in the room.

The RAS-M16EKCVP-E and RAS-M14EACV-E models showcase Toshiba’s commitment to durability and reliability. These units utilize high-quality components and advanced cooling technologies to ensure long-lasting performance. They also feature robust air filtration systems that purify the air, aiding in the reduction of allergens and dust particles, thus enhancing indoor air quality.

All of these models are equipped with a range of user-friendly features, including programmable timers, sleep modes, and adjustable airflow settings, giving users greater control over their indoor environment. Additionally, many of these units utilize eco-friendly refrigerants, aligning with global efforts to reduce environmental impact.

In summary, Toshiba’s RAS-M18EACV-E, RAS-M18EAV-E, RAS-B13EKVP-E, RAS-M16EKCVP-E, and RAS-M14EACV-E air conditioning systems offer a blend of innovative technologies, energy-efficient operation, and user-friendly features. Whether for residential cooling or light commercial use, these models stand out for their effectiveness and reliability, catering to varying demands while ensuring maximum comfort. Toshiba’s dedication to quality and sustainability is reflected in every model, making them a trustworthy choice for discerning consumers.
Top Page Image Contents