E43
Mitsubishi Heavy
Mitsubishi Heavy air conditioner error E43
Meaning
Number of indoor units
General meaning for the brand's models, unless a model's own manual says otherwise.
Meaning
The maximum number of indoor units connected to one outdoor unit has been exceeded
General meaning for the brand's models, unless a model's own manual says otherwise.
How the unit shows it
- Display 3: Keeps Flashing
- Display 4: Flashes once
- Display 5: Keeps Flashing
- LED 1: Stays Off
Causes and how to check
- 1 possible causes
- the cited manual page, and follow-up questions
No account needed to look up codes.