Installation and Maintenance
Part Number: E2K-402-0313, Rev. A
Mar 2013
5
Section 3: Assembly To Valves
Assembly To Valves
Section 3: Assembly To Valves
3.1 Threaded Valve Stem
3.1.1 LOCKNUT LOCKPIN INSTALLATION
Figure 3
1) With actuator in place on valve, ensure proper ange mating and valve
actuator orientation.
2) Use a number 30 (.1285) drill bit to drill a hole 3/4 inch deep into the
Drive Sleeve assembly threads for the Locknut Lockpin (56) using groove
in Stem Nut Locknut as drill guide.
3) Install Locknut Lockpin (56) into drilled hole to prevent Stem Nut Locknut
from working loose and turning.
NOTE:
When installing, the Locknut Lockpin - it should extend 1/4 inch above
the Drive Sleeve assembly to allow for future removal.
3.1.1.1 MOUNTING SCREWS
If BETTIS supplied adaption, the mounting screws are included. If
the adaption to the valve was the responsibility of others, the mounting
screws are not furnished by BETTIS. Screws thru adapter MUST engage a
minimum of one screw diameter deep into BETTIS actuator base.
1) Screw Stem Nut on Stem until it enters Drive Sleeve. Line (52) Key
and (54) Drive Sleeve keyway and insert (52) Key.
2) Turn handwheel in Open direction, pulling Stem Nut into Drive
Sleeve until it bottoms out (valve will begin to open).
To Next Page
Loading...
