Chapter 3
Operation
78 SAFETY FIRST Edition 1 – December 2019
MSA G1 Electronic Breathing Apparatus
Change the Cylinder
Follow these steps to change the cylinder.
Step Description Illustration
1 Release air pressure from set.
1.1 Ensure a clean environment.
1.2 Check the cylinder valve is closed.
1.3 Depress the PURGE button to release any
pressure still in the set.
1.4 Place BA into SLEEP mode by double pressing
the green RESET button twice within one
second.
1.5 Place the BA in PARK mode by depressing the
red PARK button on the bottom side of the
demand valve.
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