Upon arrival of customer stated unit in barn would not heat would only blow cold air during evaluation found mouse on heat sequencers causing heat sequences to Short and keep the heat strips from coming on also found two not be getting proper voltage it was unable to find breaker recommended Comfort advisor visit to talk about replacement along with electrician to figure out electrical issue and also gave pricing on fixing heat sequencers or replacing the whole heat kit customer stated they don't know how long they'll be living in this house decided to order new heat kit tech strongly recommended Comfort advisor and electrician customer denied. Informed customer that new heat kit would be arriving in a week plus