Technician Ricardo performed to diagnostic analysis one conventional gas addicts system the other is a conventional 2 zone system controls both the first and third floor the zone board is becoming defective had to add jumpers just to get it to function for the first floor also both the outdoor compressors when calling for cooling and have been off for a while are starting up hard with settling liquid refrigerant recommend crankcase heaters and/or 3 tonnage bolt on expansion valves.