A blocked evaporator coil call at a Stockton apartment complex turned into a rooftop reconfiguration: a new unit relocated 10 feet back for service clearance and new R-8 ductwork in 24-gauge KD pipe.
A commercial kitchen hit 80°F when a 5-ton rooftop unit lost its charge. How we found the rub-through leak, repaired it right, and had them cooling in 10 hours.