40
3. Apply lubricant in the first trough
and fit the sealing ring.
Then apply enough lubricant on the
sealing ring.
4. Insert the pipe riser into the
adapter up to the stop, and align it
vertically.
5. Finally, for a retention system,
the C3 shaft adapter of PE-HD
must be welded firmly along the
peripheral collar to the PE-HD
plastic liner sheet that is located
below it.