Instrument 3 - Lost communication (day 21)

Question 1

Lost comms in VMC, what to do?

Answer 1

• Maintain VMC
• Land as soon as practicable
• Notify ATC

Question 2

Lost comms in IMC, what to do?

Answer 2

• As assigned (last clearance received)
• vectors (If cleared by vectors to a fix, proceed direct)
• Expected (where ATC advised may be expected)
• As filed (if nothing else assigned)

Question 3

Lost comms altitude selection:

Answer 3

The highest of:

• Last assigned
• Minimum IFR altitude for that segment
• Expected in a further clearance

Question 4

During lost comms when cleared to an IAF what time should you start your approach:2

Answer 4

• at EFC
  If EFC is not given:
• at ETA as filed or amended ETA

Question 5

If cleared to an IAF and arrives early what are you going to do?

Answer 5

Hold at the fix until EFC or ETA, then start the approach

Question 6

During lost comms when the clearance limit is not an IAF what is the procedure:

Answer 6

• Leave the clearance limit at EFC if information received in a clearance
  If EFC is not given:
• Continue to the IAF and start approach at ETA

Question 7

If cleared to an IAF and holding is necessary, how should you hold?

Answer 7

If arriving before ETA hold until you reach ETA in a;

• Arrival holding pattern
• Holding in leu of procedure turn
• Final approach course on the procedure turn side
• on the arrival course

Question 8

What IAF should you use in a lost commo procedure?

Answer 8

The most appropriate IAF for you

Question 9

During radar approach if no transmissions are heard in the time specified by controller you would:

Answer 9

• Attempt to contact alternate frequency
• If unable, maintain VMC
  or
• Execute lost comms procedure as previously directed by ATC
• Climb to MSA or ESA if no lost comms procedure was specified