If you are having problems with your AC unit the links below should help understand the displayed error / fault codes:
Daikin - https://www.daikin.com/products/ac/services/error_codes/index.html
Mitsubishi Electric - Mitsubishi Electric Error Codes
Toshiba - https://toshiba-aircon.com.au/installer-and-technical-support/fault-codes/
If you can't find what you are looking for here, you can contact our helpful and friendly staff on 0118 327 1900