Ill. Admin. Code tit. 35, § 218.442 - Vacuum Producing Systems
No owner or operator of a petroleum refinery shall cause or allow the operation of any vacuum producing system unless the condensers, hot wells and accumulators of any such system are equipped with vapor loss control equipment including, but not limited to, piping, valves, flame arrestors and hot wellcovers, to vent any VOM with a vapor pressure of 10.34 kPa (1.5 psia) or greater at 294.3 ° K (70° F) to a heater, fire box, flare, refinery fuel gas system, or other equipment or system of equal emission control as approved by the Agency and approved by the USEPA as a SIP revision. This Section shall not apply to vacuum producing systems on lube units.
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