BF Oxygen (Easy)

Question 1

Oxygen Off Both Cockpits

MFD - OXY OFF
DWP - OXY
ECS - OXY

Answer 1

1. OXY - On (Check flow, connector and mask)

If above 10,000ft cab alt:

2. E02 - Pull
3. Descend Below 10,000ft cab alt

Question 2

OBOGS COMPUTER BIT FAIL

MFD - OXY
DWP - OXY
ECS -

   OXY
OXY BIT

Answer 2

1. OXY - On (Check flow, connector and mask)

If above 10,000ft cab alt:

2. E02 - Pull
3. Descend Below 10,000ft cab alt

Question 3

OBOGS Failure

MFD - OXY
DWP - OXY
ECS:
NO ANTI-G
OXY
OXY FAIL

Answer 3

1. Oxygen Off (Both cockpits)

If above 10,000ft cab alt

2. E02 - Pull
3. Descend Below 10,000ft cab alt

Note: When turning the Oxygen Off (both cockpits), this action will trigger an OXY OFF warning. This is normal and the you should expect it, don’t then follow the OXY OFF boldface and turn the OXY back on, this is an endless cycle.

Question 4

Low Oxygen Pressure or Oxygen Concentration

MFD - OXY
DWP - OXY
ECS - OXY, NO ANTI-G, OXY FAIL

Answer 4

1. Oxygen - ON (Check flow, connections, mask)
2. PCL - Increase if possible

If above 10,000ft cab alt

3. E02 - Pull
4. Descend below 10,000ft cab alt

Question 5

Oxygen Flow Warning

MFD - OXY FLOW
DWP - N/A
ECS - OXY, ANTI-G, LOW OXY

Answer 5

1. Oxygen - On (Check flow, connections, mask)

If rear cockpit affected:

2. Instructor Switch - Front or rear selected

If above 10,000ft cab alt

3. E02 - Pull (for effected cockpit)
4. Descend Below 10,000ft cab alt

Question 6

Un Commanded OXY Overpressure

If experiencing OXY overpressure and unable to breathe

MFD - N/A
DWP - N/A
ECS - N/A

Answer 6

1. Oxygen Off (affected cockpit)

If above 10,000ft cab alt

2. E02 - Pull
3. Descend Below 10,000ft cab alt

N/C OXY Fail

Question 7

What are you actions once below 10,000ft cabin alt? Not BOLD

Answer 7

When at/below 10,000ft cab alt:

1. E02 - Reset
2. OXY - Off
3. MFD ECS Page - Check status
4. Land when practical

Question 8

Physiological Episode/Hypoxia

Answer 8

1. E02 - Pull
2. Descend below 10,000ft aircraft alt
3. OXY - Off

Once at or below 10,000ft aircraft alt

4. ACS Shutoff - Pull
5. Cabin Pressure - RAM

If incapacitation likely:

9. Eject