4 Maintenance Procedures
4.
Carefully remove the exhaust flange and oil demister element from the
roughing pump.
5.
Use the 10-mm wrench to remove the nut that secures the oil demister
element to the exhaust flange.
184
March 14, 2014, 715004387 Rev. B
Oil demister element
Spring
Securing nut
TP02693
TP02686