Heating and Air Conditioning: Service and Repair
SETTING OF SERVICE TOOLS AND EQUIPMENT
Discharging Refrigerant
WARNING Avoid breathing A/C refrigerant and lubricant vapor or mist. Exposure may irritate eyes, nose and throat. Remove HFC-134a (R-134a) from A/C system using certified service equipment meeting requirements of SAE J2210 (R-134a recycling equipment) or J2209 (R-134a recovery equipment). If accidental system discharge occurs, ventilate work area before resuming service. Additional health and safety information may be obtained from refrigerant and lubricant manufacturers.
Evacuating System and Charging Refrigerant