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Thanks for the details! Let's diagnose this step by step:
Which of these have you checked so far?
That humming noise suggests a failing capacitor or compressor issue.
🔧 Recommended Action:
1. Turn off power at the disconnect box
2. Check capacitor for bulging/leaking
3. Test capacitor with multimeter (μF reading should be within 5% of rating)
Would you like me to show you how to safely test the capacitor?
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