Vetter Pipe and Test Sealing Bags - Manual (Page 9)

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Air supply hose, 10 m, with and without blocking valve
The air supply hoses, with and without blocking valve, can be used
as an extension between the air source and the controller.
3.3 Operation with a foot pump having a
safety valve
Foot pump 2.5 bar with safety valve
Foot operated air pump 2.5 bar with safety valve and 2 m con-
nection hose for inflation of sealing bags in connection with an
inflation hose.
4. Operation of Pipe and Test Sealing Bags
In this chapter you will find out how the Vetter pipe and test
sealing bags are applied.
When using the pipe and test sealing bags, observe the
safety instructions given in chapter 2 as well as the per-
tinent regulations for work protection and safety pro-
tection, accident prevention regulations (e.g. the safety
regulations of the technical authorities -TGB) and the ge-
nerally recognized laws of technology.
4.1 Preparations for operation
9 Ensure that only authorized staff are in the working area and
danger area.
9 Select a suitable pipe and/or test sealing bag which corres-
ponds to the requirements.
9 Check the bag and the accessories to be used for complete-
ness and damage.
9 Damaged bags and damaged accessory parts must not be
used!
9 The bag diameter must be smaller than the inside diameter of
the pipeline.
9 Inflation hose and controller must already be connected to
the sealing bag.
9 Mark the working area.
9 Position the bag (full length) into the pipe.
9 The sealing bag in the pipe is to be supported.
9 Draw the sealing bag to the support structure and inflate so
that it can still be moved in the pipeline.
9 The support structure should be made so that the sealing bag
can be supported over a large area.
Foot pump 2.5 bar with safety valve
with blocking valve