What does it mean when my Toshiba Air Conditioner displays 'Header unit follower unit regular communication error'?
This error on your Toshiba Air Conditioner means that regular communication isn't possible between the header and follower indoor units, or between the twin header (main) and follower (sub) units.
Why Toshiba Air Conditioners unit does not run?
If your Toshiba Air Conditioner isn't running, start by checking the power supply to see if there was a blackout. If the power supply is ok, check the circuit breaker and reset it if it has blown. Also, determine whether the protective device has been activated (operation indicator is blinking on the remote controller) and resolve the reason for its activation.
Why does my Toshiba RAV-SM454MUT-E Air Conditioner display a gas leakage warning?
If your Toshiba Air Conditioner indicates a gas leakage, it may be due to gas escaping from the pipe or connecting parts. You should check these areas for any signs of leakage.
What to do if my Toshiba RAV-SM454MUT-E Air Conditioner shows a duplicated header remote controllers error?
This error in your Toshiba Air Conditioner indicates that two remote controllers are incorrectly set as 'header' in a double-remote controller setup. The remote controller address settings need to be checked and corrected.
What does it mean if my Toshiba RAV-SM454MUT-E Air Conditioner displays 'Indoor address setting error: Indoor address group has not been set'?
This error on your Toshiba Air Conditioner indicates that the indoor address group has not been configured. You should check the indoor address settings.
What does it mean if my Toshiba Air Conditioner displays 'Temp. sensor (TE/TS) may be connected incorrectly'?
This error on your Toshiba Air Conditioner suggests that the temperature sensors (TE/TS) might be incorrectly connected, leading to a complete system stop.
What to do if my Toshiba Air Conditioner displays 'Indoor address setting error: There is at least one group-connected indoor unit among individual indoor units'?
This error on your Toshiba Air Conditioner means that a group-connected indoor unit is incorrectly configured as an individual unit. You should check the indoor address settings.
What does it mean if my Toshiba RAV-SM454MUT-E displays 'Abnormal temperature was detected by the temp. sensor of the IGBT heat sink'?
This message on your Toshiba Air Conditioner indicates that the temperature sensor on the IGBT heat sink has detected an abnormal temperature, resulting in a complete system shutdown.
What does it mean when my Toshiba RAV-SM454MUT-E Air Conditioner displays an outdoor unit position error?
The outdoor unit position error on your Toshiba Air Conditioner suggests that a compressor motor position error has been detected. The cause may be the outdoor unit P.C. board or the high-pressure switch.
Why is my Toshiba RAV-SM454MUT-E showing a '4-way valve error'?
A 4-way valve error in your Toshiba Air Conditioner indicates a detected error due to a temperature drop of the indoor unit heat exchanger sensor during heating. This can be caused by a faulty 4-way valve or issues with the indoor temperature sensors (TC/TCJ).
General| Brand | Toshiba |
|---|---|
| Model | RAV-SM454MUT-E |
| Category | Air Conditioner |
| Language | English |
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