During today’s visit, performed inspection and maintenance on one attic, air handler and one outdoor heat pump unit. Changed 20 x 20 x 1 filter. Inspected ductwork for leaks. Inspected blower and coil Compartments for overall cleanliness. Inspected blower amp draws. Inspected function of auxiliary heat strips. One leg of the heat strip kit was not attached. A high resistance in the wire going to the heat strip caused the wire to melt and sever at its terminal. No continuity to ground was found on the circuit. Recommended at this time to cut and clean the wire, and attach a new terminal. Customer authorized the repair at this time. After performing the repair on the heat strip circuit wire, verified proper operation by measuring amp draws. Inspected temperature heat rise while in heat mode. Temperature heat rise is within the ideal range. Inspected outdoor electrical components including the contactor, Capacitor, and outdoor fan motor amp draws. The system is functioning normally at t