Change top and bottom flange O-
r
ings in the column
Follow the instructions below to change the top and bottom flange O-rings in the
column.
Step Action
1 Disassemble the column according to D
isassemble the column, on page 90.
2 Position and fit the bottom flange O-ring.
3 Put back the glass tube.
4 Position and fit the new top O-ring.
5 Assemble the column according to Assemble the column, on page 95.
6 Maintenance
6
.2 Replacements of nets and O-rings
6.2.2 Replacements in the column
94
BPG Columns Operating Instructions 29193223 AB