What to do if Toshiba MCY-MHP0406HT-E Air Conditioner displays a check code because multiple indoor units are set up with priority?
If the Toshiba Air Conditioner displays a check code because there are two or more indoor units set up with priority, identify the indoor units indicating “L05,” and set only one of them with priority.
What to do if Toshiba MCY-MHP0406HT-E Air Conditioner displays a check code due to duplication of indoor units with priority?
If a check code appears on your Toshiba Air Conditioner's remote controller due to the duplication of indoor units with priority, set up priority for only one indoor unit to resolve the issue.
What to do if Toshiba MCY-MHP0406HT-E displays a check code due to duplicated outdoor line addresses?
If a check code is displayed on the Toshiba Air Conditioner remote controller due to duplication of outdoor line addresses or a line address setup error after connecting between U1/U2 and U3/U4 connectors, you should modify the line address setup of the outdoor unit between lines by setting up SW13 and SW14 on the interface P.C. board.
Why does my Toshiba Air Conditioner display a check code when too many indoor units are connected?
If a check code is displayed on the Toshiba Air Conditioner remote controller, it might be because the number or capacity of connected indoor units has been exceeded. Adjust the number or capacity of connected indoor units to resolve this issue.
What to do if Toshiba MCY-MHP0406HT-E displays a check code after address setup?
If a check code appears on the remote controller of your Toshiba Air Conditioner after address setup, and communication from all indoor units is interrupted while a normal operation can be performed, inspect the indoor/outdoor communication line for disconnections. Also, check for any communication noise that might be affecting the system.
What to do if a check code is displayed on the Toshiba MCY-MHP0406HT-E Air Conditioner due to transmission circuit trouble?
If a check code is displayed on the Toshiba Air Conditioner remote controller, and it's related to a transmission circuit trouble at the interface side, replace the interface P.C. board.
What to do if a check code is displayed on the Toshiba MCY-MHP0406HT-E Air Conditioner due to Indoor / Outdoor communication circuit trouble?
If a check code appears on your Toshiba Air Conditioner's remote controller and you suspect indoor/outdoor communication circuit trouble, check SW30 bit 2 of the outdoor unit. If there is no connection between multiple refrigerant lines, SW30 bit 2 should be on. Also, inspect the communication connector between the indoor and outdoor unit.
Why does my Toshiba Air Conditioner display a check code related to address setup?
If a check code is displayed on the Toshiba Air Conditioner remote controller, and it's related to address setup, you may need to set up the address again. This is especially important if only line addresses of the connected indoor units are undefined, the outdoor line address and the line addresses of all the indoor units do not match, or the indoor addresses are duplicated.
General| Brand | Toshiba |
|---|---|
| Model | MCY-MHP0406HT-E |
| Category | Air Conditioner |
| Language | English |
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