Upon arrival checked motors, electrical components, and pressures. Cleared drain line and added Nubrite to system. DeltaT at 22 degree split. Split rooftop condo system running good and both blower cap and CU cap within range. Pick up roof access keys at office. Recommended coil level 1 clean and customer wants to do next visit for CU. Emailed estimate to customer. Gave customer brochure on Pure Air and explained what it does. Left system in good operating condition.