TDW POLYSTOPP, Инструкция по эксплуатации и обслуживанию

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TDW France-22-E-03-09
6
This manual is intended to aid the safe operation
and proper maintenance of POLYSTOPP
® big
sizes 315-355 mm equipment.
Read this
manual carefully before attempting to
operate the equipment.
If any portion of this
manual is not clearly understood, or if any
questions arise concerning the equipment's use,
contact T.D. Williamson, S.A. or the nearest
factory representative.
WARNING: Do not attempt a plugging and
completion operation without
following
the procedures
contained in this manual. A
departure from prescribed
procedures could present a
hazardous situation causing
injury
to personnel and
damage to equipment.
Do not alter this equipment or
any of its component parts.
Use only replacement parts
manufactured
or
recommended by TDW.
Any
alteration of this
equipment, or use of parts not
manufactured
or
recommended by TDW could
cause
the machine to
malfunction, causing damage
to the equipment and/or injury
to personnel.
Before taking this equipment to the field for an
actual plugging operation, conduct a tapping and
plugging exercise on a length of test pipe to
become familiar with the operational
characteristics of the equipment.
2.0 Scope of Applications
The POLYSTOPP
®
big sizes equipment can be
used on polyethylene pipe, for tapping and
plugging SDR 11 and SDR 17.6 pipe in sizes 315
and 355 mm for the following applications:
•
To temporarily stop flow in the line (using
one plugging machine).
•
To isolate a section of the line (using two
plugging machines).
•
To set a completion plug in the TDW
polyethylene electrofusion saddle fitting.
A complete job will consist of the following
major steps:
•
Installation and testing of the fitting(s).
•
Tapping the line through the fitting (s).
•
Plugging the main line.
•
Setting the completion plug.
•
Removing the equipment.