PRO 5 PB/PBE/PBC
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9
3. STARTUP AND OPERATION
3.1. Installing the jaw blocks and tool bits
Use the following table to select jaw blocks suitable to the diameter of the pipe to be
machined.
Pipe inside diameter
Jaw blocks
number
[mm]
[inch]
32
–43.5
1.26
–1.71
–
43
–55
1.69
–2.17
1
54
–66.2
2.13
–2.61
2
64.7
–76.9
2.55
–3.03
3
74.9
–87.1
2.95
–3.43
4
85.2
–97.4
3.35
–3.83
5
94.8
–107
3.73
–4.21
6
Use the 3 mm hex wrench to join the jaw blocks to the expanding mandrel (
1
, Fig. 2).
Then, select up to three tool bits suitable to planned use, and place them in the
sockets, with blades directed according to the rotation direction
2
. Next, tighten each
tool
bit
with
two
of
the screws
3
with the 4 mm hex wrench. The entire pressing
surface of the screw must be in full contact with the tool bit.
Fig. 2.
Installing the jaw blocks and tool bits
1
2
3
