3 / 4. Radio Failure 1 & 2

Question 1

What are the procedures for Radio Failure in VMC? (5)

Answer 1

• Squawk 7600
• Use visual landing aids
• Watch for visual signals
• Report ARR to appropiate ATC unit
• Adopt IMC procedures if VMC can’t be maintained

Question 2

What are the procedures for Radio Failure in IMC with Procedural separation? (3)

Answer 2

• ROCAS unless cleared by ATC, or for safety reasons
• Maintain last assigned speed, level for 20 minutes over a compulsory reporting point
• After the compulsory reporting point, change to level and speed from the FPL

Question 3

What are the procedures for Radio Failure in IMC with ATS surveillance separation? (2)

Answer 3

• Squawk 7600
• Maintain last assigned level & speed for 7 minutes (time begins when 7600 set)

Question 4

What are the procedures for Radio Failure in IMC when flying the SID? (2)

Answer 4

• Fly the SID, including any step climbs, then fly last assigned level & speed for 7 minutes
• Fly assigned level & speed from FPL until appropate landing aid at destination

Question 5

What are the procedures for Radio Failure in IMC when flying the STAR? (2)

Answer 5

• Fly the STAR, including any step descent, then fly last assigned level & speed for 7 minutes
• Decsend to minimum published FL at the IAF

Question 6

What are the procedures for Radio Failure in IMC when flying en-route? (2)

Answer 6

• Fly level & Speed from FPL to appropiate landing aid at destination
• Attempt to transmit position reports (Inc. FL/Alt over reporting points)

Question 7

What are the procedures for Radio Failure in IMC when flying radar vectors or RNAV? (2)

Answer 7

• Continue last instruction for 3 minutes
• Proceed directly to rejoin FPL route
• Remain above MSA
• Comply with “Loss of Comms procedures” from the UKAIP

Question 8

What Rate of Descent minima should be used with Radio fauilure within a Holding Pattern? (1)

Answer 8

NOT LESS THAN 500 fpm

Question 9

What are the ALDIS Lamp signals & meanings?

Answer 9

Question 10

What Time limit should an A/C carry out the IAP with Radio failure? (2)

Answer 10

Within 30 minutes of:

• EAT (or)
• Calculated ETA

Question 11

What are the procedures for Radio Failure in IMC when flying SVFR outside of the CTR? (2)

Answer 11

• Squawk 7600
• Transmit blind calls
• Remain outside CTR (Even if SVFR clearance obtained)

Question 12

What is STORCALE when encountering a Radio failure? (8)

Answer 12

Separate
Transmit
Other
Request
Continue
Alternates
Liaise
Emergency

Question 13

During radio failure, if a further emergency is encountered with the same A/C, what shall ATC expect the pilot to do? (1)

Answer 13

Sqawk 7700

Question 14

If an ATCO establishes comms with an A/C again, what must the ATCO do? (1)

Answer 14

Inform the unit that initiated the RCF procedure

Question 15

When may levels be re-allocated after an radio failed A/C should have vacated that level? (2)

Answer 15

• After 15 minutes
• 30 minutes - If A/C expected to leave the vicinity

Question 16

What is the speechless code? (6)

Answer 16