Tech preformed CMA FULL SERVICE on 7 split systems. Systems #4 and #7 are operating correctly at this time. Systems #1 is not operating. Upon inspection tech found insufficient high voltage going to unit. Tech found disconnect had sufficient power coming in but not going out. Tech found blown fuse in disconnect. Tech then tested compressor and found it was shorted to ground and failed megohm test. Air handler is in need of control board. Blower motor is over amping and in need of capacitor. Due to multiple challenges with condenser unit and air handler, tech recommends replacing system. System #2 is operating at this time. Reversing valve solenoid is failing. Tech disconnected plug to solenoid to get unit in cool mode. Fan motor is also over amping. Evaporator coil has leak.Due to multiple challenges with condenser unit and air handler, tech recommends replacing system. System #3 is not operating. Upon further investigation tech found fan had mechanically failed and caused compressor t