Emerson Daniel Senior Orifice Fitting Series - Commissioning line pressure test; Section 4: Orifice plate installation and removal instructions; Plate change procedure

Owner and operator manual Section 2: Installation
3-9008-001 Rev M January 2015
Commissioning line pressure test 35
With the slide valve in the fully opened position, follow these instructions:
- Rotate the Lower Plate Carrier Shaft (6) first.
- Rotate the Upper Plate Carrier Shaft (7) to remove the Plate Carrier (8DM or
8DMC).
- Put the Plate Carrier (8DM or 8DMC) in a safe, protected area for use later in the
installation process.
- Replace the Sealing Bar (9 or 9HP), the Sealing Bar Gasket (9A, 9AHP or 9CF)
and the Clamping Bar (12 or 12HP)
- Tighten the Clamping Bar Screws (11) to the required torque.
2.9 Commissioning line pressure test
After installing the Daniel Senior Orifice Fitting, personnel must perform a pressure test for the
service line that includes, but is not limited to, the meter tube and Senior.
Commissioning line pressure test start checklist:
• Senior is at atmospheric pressure
• The Slide Valve Shaft (5) must be in the “OPEN” position
• The Equalizer Valve (1) must be in the “OPEN” position
• The Bleeder Valve (10B) must be in the “CLOSED” position
LOOSE CLAMPING BAR SCREW HAZARD
The factory assembled and shipped this product with loose clamping bar screws. Tighten all
clamping bar screws before applying pressure to this product.
Failure to do so may result in injury or equipment damage.