Oxygen System; Oxygen Qty Caution; Oxygen Qty Advisory - Cirrus SR22 Pilot Operating Handbook

S 3A: A
ECTION BNORMAL
O S
XYGEN YSTEM

Oxygen System

OXYGEN QTY Caution

Oxygen Quantity Low
1. Oxygen Pressure and Flow Rate......................................................CHECK
2. Oxygen Duration.................................................................... CALCULATE
See Oxygen AFMS; calculate duration based on remaining pressure,
number of occupants and type of device (mask or cannula).
3. Perform Normal
tion.
Annunciation indicates tank pressure is between 800 and 400 PSI,
see Oxygen AFMS to determine remaining duration.

OXYGEN QTY Advisory

Oxygen Quantity Low
◆
If on ground:
a. Oxygen Supply .......REPLENISH IF USE OF OXYGEN IS ANTICI-
PATED
◆
If in flight:
a. If use of oxygen is anticipated, verify adequate oxygen supply for
flight duration. Refer to Duration chart in Oxygen System AFMS.
Annunciation indicates oxygen tank pressure is below 800 PSI at
3A-22
P
ROCEDURES
OXYGEN QTY
Descent as necessary, dependent on duration calcula-
Procedure Complete
• N
OTE
OXYGEN QTY
Procedure Complete
Procedure Complete
• N
OTE
pressure altitudes below 12,500 ft.
•
•
C D
IRRUS ESIGN
SR22
P/N 13772-006
Reissue A