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USER MANUAL
A.
•
12-in 900
—
Ø 1-1/4-in Studs
•
16-in 150-300
—
Ø 1-in Studs
•
16-in 600
—
Ø 1-3/8-in Studs
9.4.2
Standard cylinder reassembly
Reassembly of a control valve without a position indicator
Procedure
1. Place the cylinder in an upright position with the ports on the bottom. Lubricate the
inside of the cylinder wall with a suitable lubricant.
2. Insert the O-ring into the groove inside the bottom of the cylinder. This will require
some effort.
3. Insert the seat ring into the cylinder; placing it on top of the O-ring.
4. Using the piston as your tool, place it nose end down into the cylinder on top of the
seat ring. Using a hammer handle or similar device, press down on the piston to
force the seat ring into position against the lip in the cylinder.
5. Remove the piston from the cylinder.
Planned maintenance
User manual
November 2020
P/N 3-9008-553
58
Daniel Series 700 Control Valve