112
Disassembly
Section 5: Supplemental information
Owner and operator manual
January 2015
3-9008-001 Rev M
5.5.3
Disassembly
Important
It is not necessary to remove the Senior from the process line to facilitate these instructions.
Removing the Daniel Senior Orifice Fitting should only be done at the discretion of the end user
and after completing Step 1, below.
for pictorial reference.
1.
Isolate the Senior from line pressure.
2.
Open the Equalizer Valve (1) to equalize the pressure between the Top (14) and the
Body (4) of the Senior.
3.
Rotate the Slide Valve Shaft (5) to open the slide valve assembly.
4.
Rotate the Lower Plate Carrier Shaft (6) and the Upper Plate Carrier Shaft (7) to raise the
Plate Carrier (8DM or 8DMC), the Orifice Plate (13) and the Plate Seal Ring (8E-DSC, 8E,
etc.) sub-assembly into the Top (14).
5.
Open the Bleeder Valve (10B) and bleed the internal pressure to atmosphere. Leave
both the Equalizer Valve (1) and the Bleeder Valve (10B) open.
6.
Loosen the Clamping Bar Screws (11) and remove the Clamping Bar (12HP).
7.
Remove the Sealing Bar (9) and Sealing Bar Gasket (9A, 9A-HP or 9CF).
8.
Thoroughly remove all residues from the Sealing Bar (9) and from the gasket surface of
the Top (14).
9.
Discard the gasket, its replacement is in the parts kit. Store the other items in a safe
place for reuse later.
10.
Rotate the Upper Plate Carrier Shaft (7) to raise the Plate Carrier (8DM or 8DMC), Orifice
Plate (13) and Plate Seal Ring (8E-DSC, 8E, etc.) sub-assembly and remove from the
Senior.
PRESSURIZED TOXIC FLUID HAZARD
When opening the bleeder valve (10B) or venting the Top (14) thru the bleeder valve (10B),
direct the released pressurized fluid and/or gas to safe area away from any individual in
accordance with local environment regulations.
The bleeder valve (10B) releases pressurized fluid that may cause contamination and/or
accumulation of volatile gas mixtures. Failure to do so may cause serious injury or death.
