45
Mitsubishi Heavy
Mitsubishi Heavy air conditioner error 45
Meaning
Cooling overload 3 (outdoor temp. 45~℃)
Models
SRC25QA-S, SRC35QA-S, SRK25QA-S, SRK35QA-S
Meaning
Cooling overload 3 (outdoor temperature: 45ºC~)
Models
SRK25ZJP-S, SRK35ZJP-S, SRK50ZJP-S
How the unit shows it
- RUN light (10's digit): 4 time flash
- TIMER light (1's digit): 5 time flash
- RUN lamp (tens place): Flash 4 times
- TIMER lamp (ones place): Flash 5 times
Causes and how to check
- 3 possible causes
- the cited manual page, and follow-up questions
No account needed to look up codes.
Guides
- Checking an air conditioner temperature sensor (thermistor)
How to check the room, coil or discharge sensor when the unit reports a sensor error: measure its resistance and compare with the exact model's table.