8 TROUBLESHOOTING

Confirmation and check

When a trouble occurred in the air conditioner, the check code and the indoor unit No. appear on the display part of the remote controller.

The check code is only displayed during the operation.

If the display disappears, operate the air conditioner according to the following “Confirmation of error history” for confirmation.

 

CODE No.

 

UNIT No.

 

R.C. No.

Check code

Indoor unit No. in which

 

an error occurred

Confirmation of error history

When a trouble occurred on the air conditioner, the trouble history can be confirmed with the following procedure. (The trouble history is stored in memory up to 4 troubles.)

The history can be confirmed from both operating

3

status and stop status.

 

UNIT

2

SET CL

 

1

Procedure

 

 

Description

 

 

 

 

 

 

 

 

 

 

 

 

When pushing [SET] and

buttons at the same time for 4

 

 

 

 

 

seconds or more, the following display appears.

 

 

 

CODE No.

 

 

 

 

 

If [Service check] is displayed, the mode enters in the trouble history

 

 

 

 

 

 

 

 

 

 

UNIT No.

 

1

mode.

 

 

 

 

 

 

 

 

[01 : Order of trouble history] is displayed in CODE No. window.

 

R.C. No.

 

 

[Check code] is displayed in CHECK window.

 

 

 

 

 

 

 

 

 

[Indoor unit address in which an error occurred] is displayed in UNIT No.

 

Every pushing of [

,

] button used to set temperature, the trouble history stored in memory is

2

displayed in order.

 

 

The numbers in CODE No. indicate CODE No. [01] (latest) [04] (oldest).

 

 

 

 

 

 

 

 

REQUIREMENT

 

 

 

 

Do not push CL button because all the trouble history of the indoor unit will be deleted.

3

After confirmation, push

 

button to return to the usual display.

 

 

1.Check the troubles according to the above procedure.

2.Ask an authorized dealer or qualified service (maintenance) professional to repair or maintain the air conditioner.

3.More details of the service code are explained in Service Manual.

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Toshiba RAV-SM1100UT-E, RAV-SM1400UT-E service manual Troubleshooting, Confirmation and check, Confirmation of error history

RAV-SM1400UT-E, RAV-SM1100UT-E specifications

Toshiba has consistently been recognized for its commitment to innovation and quality in the HVAC market, and the RAV-SM1100UT-E and RAV-SM1400UT-E models exemplify this dedication. These inverter air conditioners are designed to provide efficient cooling and heating solutions for diverse applications, ensuring comfort in both residential and commercial spaces.

One of the standout features of the RAV-SM1100UT-E and RAV-SM1400UT-E is their advanced inverter technology. This technology allows the units to adjust their cooling and heating capacities based on the real-time conditions, leading to significant energy savings compared to traditional fixed-speed systems. The inverter allows for smooth operation at varying speeds, reducing energy consumption while maintaining a consistent indoor climate.

Both models offer exceptional efficiency ratings. With a high energy efficiency ratio (EER) and seasonal energy efficiency ratio (SEER), these units are designed to operate sustainably while delivering powerful performance. The RAV-SM1100UT-E offers a cooling capacity of 11 kW, while the RAV-SM1400UT-E boasts a more robust 14 kW, making them suitable for a range of spaces from smaller offices to larger commercial properties.

Another significant characteristic is their quiet operation. Toshiba has engineered these units to minimize noise levels, ensuring a tranquil environment. This is particularly beneficial in settings like hotels, restaurants, and workplaces where noise can be disruptive.

The RAV-SM series is also equipped with intelligent control technology. This feature allows users to manage the system from anywhere using a smartphone app, providing convenience and flexibility. Integration with smart home systems further enhances usability, making it easy to program schedules and adjust settings remotely.

Additionally, both models employ a variety of robust filtration systems, ensuring that the circulated air is clean and healthy. With filters that capture dust, allergens, and other particles, these units contribute to improved indoor air quality.

Durability is another hallmark of Toshiba's design philosophy. These air conditioners are built with high-quality materials, ensuring long-lasting performance and reliability even in demanding environments. The RAV-SM models are also designed to work efficiently in low outdoor temperatures, extending their usefulness throughout the year.

In summary, the Toshiba RAV-SM1100UT-E and RAV-SM1400UT-E air conditioners represent a fusion of innovation, efficiency, and user-centric design. With their advanced inverter technology, energy efficiency, quiet operation, intelligent controls, and durable construction, they stand as ideal solutions for those seeking effective climate management in their spaces.