Siemens SIMOTICS XP, Operating Instructions Manual, Page: 132 / 170

Maintenance
9.3 Corrective maintenance
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Operating Instructions, 06/2020, A5E44455710A
9.3.13 O-ring seal
If O-ring seals are present, you should check that they are in perfect condition and that the
O-ring seals are properly seated in the grooves between the components. Replace damaged
O-ring seals.
O-ring seals can be present on the following components, for instance:
● Adapters, tapers
● Entries, glands
● Bearing seals
● End shield seals
● Terminal box sealing
● etc.