Upon arrival inspected unit and found low on R410a. Unit severely low at 30psi suction and 120psi liquid. Quote to add refrigerant and inform homeowner of large leak. Unsure of current location she wants a leak search done at a return visit, getting unit back going today unit took 2lbs r410a my van stock was down to that last 2lbs - grabbed another jug R410 from office - add additional 1lbs r410a to get system cooling properly until return visit for leak search. Beverly said she will call the office Monday