Waters TQ Detector - Page 167

Replacing the roughing pump’s oil demister element 5-99
4. Using both hands, 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.
TP02693
Oil demister element
TP02686
Securing nut
Spring