Customer concerned about unit not cooling properly. Checked blower motor operation and inspected safety float switch and inspected drain line. Customer has approved for drain line cleaning. Cleaned vacuumed drain pan and drain line. Flushed drain line with water and primed drain line. Checked thermostat calibration and filter location. Customer has replaced filter. Unit is cooling well and drains at this time. Customer would like an estimate for relocate condenser unit to side wall with new aluminum wall rails for the condenser.