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Kleiss MCS120-24 System Manual v.1.1 March 2021
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www.MainlineControlSystems.com
Sizing Table [Equipment Part #’s]:
Sizing Table [Equipment Part #’s]:
STEEL PIPE
Nominal Pipe Size
2”
3”
4”
Fitting
99518590
99518580
99518580
Pilot Drill
14300060
14300060
14300060
MDS Stopper
(Pipe ID Range)
23100375
(2”)
23100380
(3”)
23100385
(4”)
5.0 Preparatory Steps:
Select proper MDS Stopper from the sizing table in Section 4.0.
Select proper fitting from the sizing table in Section 4.0.
Attach selected fitting, based on pipe material, per company standards and specifications.
Before welding steel fitting on main, remove the completion cap and plug from fitting.
When welding, if there is concerns about warping the fitting, install test cap assembly on fitting with valve
open to vent heat.
Pressure test attached fitting per company standards and specifications.
6.0 Tapping Operation:
Mount the ring adapter onto the fitting and tighten
the ring by means of the hooked wrench. Tighten
completely.
Position the valve so that when the valve is open
the handle is up.
Install the ball valve onto the adapter ring of the
fitting and tighten the valve by hand to compress
the o-ring.
Operate the valve to ensure smooth operation.
