7622. Arrived to do a performance maintenance. Set system for cooling. Measured the systems static pressure measured a temperature split between return and supply air. Found that the system is operating with failing static pressure. Checked interior of the furnace for cleanliness. Found that the evaporator coil is impacted with debris. Went outside and verified refrigerant levels. Verified operation of all electronic and mechanical components. Found that the compressor is operating close to its maximum rated amp draw. Rinsed coil free of debris. Spoke with homeowner about the system. Air conditioning system is operational at this time.