Wired 10 June 18 2015

AirCon Station

Vacuum Pump Smokiness: I Want to Break Free

B rain Bee have received some reports concerning white smoke coming out of vacuum pumps. This Tech News is aimed at explaining the reasons and providing indications to minimise such problems; nonetheless, white smoke coming out of the pump is something that normally occurs during the vacuum operation. It is caused by gas or air residues that get stuck within the car system during the recovery phase, causing atomisation of pump oil during the vacuum phase. POSSIBLE CAUSES & SOLUTIONS This problem can only be observed during the vacuum phase and results from the presence of gas residues within the system after the recovery phase. The possible reasons/ solutions might be the following: