During today’s visit, performed inspection and maintenance on 19 systems across three buildings on the premises. Changed all filters. Upon inspection, there are several systems that need attention. Those systems include two in building A, three in building B, and two in building C. A building: The unit above locker 1214 outdoor unit has no high voltage at the service disconnect. Found the circuit breaker tripped. Reset the circuit breaker and the system goes into low pressure lockout. This indicates a leak in that system and a leak detection is recommended. Unit above locker 1062 outdoor unit needs a new contactor and high voltage Wires need to be cleaned and repaired. Further diagnosis of that system may be required after replacing the contactor and repairing the wiring. B building: unit above locker, 3023 outdoor unit, tripping breaker due to a hard short to ground in the red line voltage wire, coming from the breaker panel. This will need to be diagnosed and repaired by a certif