3. Attach the inserting tool and plug
onto the plug holder support and
tighten the spring detents (
C.
).
4. Lubricate the O-ring of the internal
plug with PURITY-FG Spray or
equivalent and retract the plug into
the machine adapter.
5. Assemble the completion machine
on the slide gate valve, open the
equalization valve and then open the
slide gate valve.
6. Turn the feed screw clockwise
and move the completion plug
towards the fitting.
7. Install the ratchet handle (
D.
).
8. Fully tighten the completion plug,
taking care to SIMULTANEOUSLY
turn both the ratchet and the lead
screw clockwise.
9. Bleed any residual pressure off
using the bleed valve (see point 38
on page 9) and check the completion
plug for leaks.
MUELLER
®
Shur Stop
TM
Unit 812 PE Line Stopping System
Operating Instructions
12
Preparation of Drilling Machine
To Insert Completion Plug
1. Attach completion plug holder
support to the drilling machine shaft
(
A. & A1.
).
2. Place the plug holder flange on
the completion plug and attach it
with the provided screws (
B.
).
10. Remove the ratchet and turn the
feed screw of the machine counter-
clockwise until the shaft is released
from the plug holder support.
11. Remove the completion
machine, the slide gate valve and
the plug holder support (
e.
).
12. Install completion cap (
F.
).
A.
Plug Holder
Support
C.
Screwdriver
to tighten
the Spring
Detents
Spring
Detents
D.
3
/
4
ʺ Ratchet
Spanner
e.
Internal Plug
A1.
Allen Screws
Allen Key to
Tighten Allen
Screws
B.
Allen Key for tightening
Allen Screws
Plug Holder
Flange
Completion
Plug
F.
Completion Cap
