Troubleshoot electrical issue. ISSUE: no power LOCATION: whole house FINDINGS:upon arrival I discovered the main breaker in the trip position. After inspecting the outside disconnect and panel a determining there was no damage, I reset the breaker. It’s immediately started making noise so I turned it back off. After cutting on breakers one at a time I determined the issue is with the outside A/C unit. RESOLUTION:customer has an hvac technician they are going to call