Complete 2 System worked on DS Carrier Gas Pak Straight A/C. Performed AHS cooling maintenance: Checked thermostat and air filter. Checked blower motor amp draw. Checked all wiring. Inpected evap coil. Checked run cap. Made sure drain line was clear. Checked cfm and compressor amp draws. Checked all wiring at condenser. Checked dual run cap. Checked pressures. Rinse condenser coil. System is running great at this time.