Pilot's Operating Handbook
Section 8
Handling, servicing and maintenance
Edition 1 - January 15, 2018
Rev. 5
Page 8.7.8
Oxygen
The oxygen replenishment device is installed directly on the oxygen cylinder head. It
consists of a charging valve and a pressure gauge graduated from 0 to 2000 PSIG. A
chart - see figure 8.7.4, located on the inside of the cylinder service door, gives the
maximum cylinder charge pressure for the ambient temperature.
Figure 8.7.4 - Charge pressure chart