DAIKIN J CODE - P12 - J121 - RS, SS accuracy check / EIS, EOS accuracy check

1. Excessively large temperature difference between RS and DRS Excessively large temperature difference between SS and DSS / SS malfunction / Compare the SS with DSS on the control panel.

2. Excessively large temperature difference between RS and DRS Excessively large temperature difference between SS and DSS / RS malfunction / Compare the RS with DRS on the control panel