1 About this manual Operating instruction SG 125
2
1.2 Other symbols and notices
Symbol Meaning
Mandatory: you must observe this regulation.
1.
Call for action in a particular sequence. You must do
something here.
Single call for action. You must do something here.
Call for action under certain circumstances. You must do
something here if the condition beforehand has been
fulfilled.
1.3 Abbreviations
Abbr. Meaning
SG 125 Socket fusion machine d 16–125 mm
HD-PE High Density Polyethylene
PE Polyethylene
PP Polypropylene
PVDF Polyvinylidene fluoride
PTFE Polytetrafluorethylene
d Pipe outer diameter
Important,
Attention
This notice contains especially important information.