Apon arrival tech found upstairs air handler to be blank tech checked breaker and found breaker to be in the off position with line voltage un hooked, after last weeks storm they had some electrical issues and had electrician come out, tech spoke with electrician on the phone and he stated that he wasn’t aware they the breaker ran a thing because it was in the off position so he un wired and used the neutral block to feed another breaker tech rewired breaker and conjoined ground to another ground block, tech insured unit have have power and up and running properly at this time. Customer is having all new breakers and breaker panels installed in 2 weeks. (Was not caused by previous maintenance)