Owner and operator manual
Section 4: Orifice plate installation and removal instructions
3-9008-001 Rev M
January 2015
“Extended time” procedure
83
Step 22
Important
At this stage in the operational procedure, the Senior is at the following conditions:
a) The Equalizer Valve (1) is closed.
b) The Bleeder Valve (10B) closed.
c) The Slide Valve is closed.
d) The Sealing Bar (9 or 9HP), the Clamping Bar (12 or 12HP), and a new Sealing Bar Gasket (9A,
9A-HP or 9CF are installed on the Top (14).
Therefore, the operator may now perform the scheduled work on the Orifice Plate (13) and the
Orifice Plate Carrier (8DM or 8DMC) without time restriction.
23.
Complete work on the Orifice Plate Carrier (8DM or 8DMC) and prepare the Senior for
insertion of the Orifice Plate Carrier (8DM or 8DMC).