No master relay power - Troubleshooting - Rachio Community

No master relay power

Post by BUCK12 on Apr 23, 2025

BUCK12
Apr 2025

Racio 3 Was working fine for the last 6 months. Now no power out between C and M or C and 1,2,3,4. When in auto or manual.

I do have 24vac on 24vac terminals. Is it shot? Any internal fuses or scr’s to replace?

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