Exhaust Emission Control SystemDescription and Operation Description Exhaust emissions (CO, HC, NOx) are controlled by a combination of engine modifications and the addition of special control components...
Refrigerant System Service Basics Refrigerant Recovery Use only service equipment that is U.L-listed and is certified to meet the requirements of SAE J2210 to remove HFC-134a (R-134a) from the air conditioning system. • Air conditioning refrigerant or lubricant vapor can irritate your eyes, nose, or throat...
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