Upon arrival customer showed me an air handler in the closet that needed turned up. The evap coil is dirty should be cleaned in place. Cleared the condensate pump with water. Checked the system for proper amps and voltage. There is microbial growth built up on the pan and a little on wires. Recommend a pure air x and customer Denied at this time. Went to the condenser the check proper amps and voltage. Found the contactor pitting, Capacitor under factory specs. Denied work at this time and also recommend a surge protector. Signed customer up for membership and he has 1 remaining.