56 “Quick change” procedure
Section 4: Orifice plate installation and removal instructions Owner and operator manual
January 2015 3-9008-001 Rev M
2. Wait several seconds while the pressure in the Top (14) equalizes to that of the Body
(4).
3. Using the Operating Wrench (2) rotate the Slide Valve Shaft (5) until it stops and the
OPEN position specified on the Indicator Plate (5A) is in line with the Indicator Pointer
(5B).
Step 3 Step 4
4. Rotate the Lower Plate Carrier Shaft (6), located on the Body (4), using the Operating
Wrench (2) in a direction that will move the Plate Carrier (8DM or 8DMC) out of the
Body (4) into the Top (14).
5. Continue to rotate the Lower Plate Carrier Shaft (6) located on the Body (4) until the
Upper Plate Carrier Shaft (7) located in the Top (14) begins to rotate
Step 5 Step 6
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