05
Mitsubishi Heavy
Mitsubishi Heavy air conditioner error 05
Meaning
Can not receive signals for 35 seconds (if communications have recovered)
Models
SRK15ZTL-W, SRK25ZSP-W, SRK35ZSP-W, SRK45ZSP-W
How the unit shows it
- RUN light (10's digit): OFF
- TIMER light (1's digit): 5-time flash
Causes and how to check
- 3 possible causes
- the cited manual page, and follow-up questions
No account needed to look up codes.
Model series: SRK
Guides
- Communication error between indoor and outdoor unit: what to check, in which order
Communication (transmission) error codes usually come from the connecting wire, the supply or a board. The checks from easy to hard.