Pilot's Operating Handbook
Section 8
Handling, servicing and maintenance
Edition 1 - January 15, 2018
Rev. 5
Page 8.7.10
If the pressure on the oxygen cylinder gauge is lower than the maximum for the
cylinder temperature :
Fill the oxygen cylinder.
The minimum pressure for the oxygen cylinder is 217 PSIG (15 bars).
▲ CAUTION ▲
If the oxygen cylinder pressure falls below the minimum, the cylinder
must be purged before refilling.
Inform maintenance department.
▲
5 - Make sure the area around the oxygen cylinder charging valve is clean.
Remove the cap from the charging valve.
6 - Make sure the oxygen supply hose is clean, and connect it to the
charging valve.
7 - Slowly pressurize the oxygen cylinder to the correct pressure.
8 - Close the oxygen supply and allow the cylinder temperature to become
stable.
9 - Monitor the oxygen pressure on the gauge and fill to the correct pressure
if necessary.
10 - Release the pressure in the oxygen supply hose and disconnect from
the charging valve.
11 - Install the cap on the charging valve.
12 - Make sure all the tools and materials are removed and the work area is
clean and free from debris.
13 - Close the oxygen service door.
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