Emergency Procedures

Question 1

What transponder code must an aircraft in an emergency other than a communications failure transmit?

Answer 1

7700

Question 2

What is the recommended procedure call for a distress message?

Answer 2

• Mayday, Mayday, Mayday
• Station addressed, This is call-sign, call-sign, call-sign
• Aircraft type
• Nature of the emergency
• Intentions
• Present or last known position
• Flight level/ altitude
• Heading
• Other useful info such as fuel, POB,…

Question 3

What is the recommended procedure call for an urgency message?

Answer 3

• Pan Pan, Pan Pan, Pan Pan
• Station addressed,
• Call-sign, call-sign, call-sign
• Aircraft type
• Nature of the urgency
• Intentions
• Present or last known position
• Flight level/ altitude
• Heading
• Other useful info such as fuel, POB,…

Question 4

What transponder code shall be selected in the event of unlawful interference?

Answer 4

7500

Question 5

What transponder code shall be selected in the event of a communications failure?

Answer 5

7600

Question 6

If you are being vectored and you notice you have had a communications failure, for how long do you have to maintain the last assigned vector?

Answer 6

Two minutes.

Question 7

When using speechless radar control, how would a pilot request this during a communications failure procedure?

Answer 7

By pressing the transmit button four times for one second.

Question 8

When using speechless radar approach procedure how would a pilot:

• acknowledge/ affirm a message
• say negative
• say again?

Answer 8

• One distinct transmission
• Two distinct transmissions
• Three distinct transmissions

Question 9

If there is another emergency situation occurring, while using speechless radar control procedures, how would a pilot notify ATC oF this?

Answer 9

With five distinct transmissions.

Question 10

How would a pilot indicate that they are abandoning the aircraft?

Answer 10

With one continuous transmission as long as possible.

Question 11

When a pilot ins given an instruction, how will they advise ATC that the instruction has been completed?

Answer 11

With a two second transmission.

Question 12

If a depressurization occurs and an emergency descent to a lower level is required, what procedure needs to be followed to advise ATC?

Answer 12

• Squawk 7700

- Pan Pan call