Arrived onsite for ac maintenance on 1 units. Asked customer to turn AC on to confirm operation. Checked all electrical. Chemically Cleaned outside unit, measured pressures for 410a at 125/265psi with 10 degree sub cooling with outside temperature at 72 degrees. Measured temperature drop at 20 degrees. Cleaned condensate line. changed 20x30x1 filter. Performed efficiency test utilizing MeasureQuick. System running as it should.
