Avionics

Question 1

When does the avionics begin alignment/AHRS/ADC?

Answer 1

When you bring the first main Battery online

Question 2

How many ADC computers need to be online for Autopilot?

Answer 2

Only 1 is needed but Autopilot must be coupled to the good side.

Question 3

What type of avionics package does the LR60 use?

Answer 3

The collins proline 4 was standard but after release of the first 14 aircraft produced the Universal UNS/FMS became available.

Question 4

VHF COMM1, the left RTU and the SDU are controlled by what power source?

Answer 4

BAT #1 via the Emergency Bus

Question 5

Both avionics masters must be on for what 3 systems to operate?

Answer 5

Autopilot, yaw dampener, rudder boost (nosewheel steering force switches)

Question 6

Where does the SDU receive HDG information from?

Answer 6

If AHS1 fails HDG information to the SDU will be lost and HDG in a box will appear with an X through it will be displayed above the compass card

Question 7

What are the different comparator disagreement annunciation limits for yellow HDG, PIT, ROL to appear on your pfd?

Answer 7

ROL= disagreement of 6° plus one half of roll angle or pitch or roll disagrees by approx 4° (3° with glide-slope captured)

Question 8

In order to utilize the 1/2 function on the RTU what conditions must exist?

Answer 8

The opposite RTU must be disabled RTU/OFF switch on the ECP must be in off.