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September 18, 2026 4:00 am
I just purchased and installed multi zone 24k mini split. Ran fine for 4 days. Now I get code 24 on both indoor unit flashing. I have two 12k heads flashing nothing working. Can anyone help
September 18, 2026 2:46 pm
@dcomar
Code 24- High-voltage switch disconnect protection
I recommend double checking the wiring. Make sure that all the wires are connected correctly for example A to A and B to B. If everything is connected correctly. Let me know and we can continue troubleshooting.
