PROBE/WINDOW HEAT Panel

Question 1

Which exterior aircraft components utilize electrical heating?

Answer 1

• Cockpit windshields and sliding side windows
• AOA, TAT, pitot probes, and static ports
• Waste water drain masts

Question 2

On the ground, with the PROBE/WINDOW HEAT pb in AUTO, when are the probe and mast heaters activated?

Answer 2

• LOW with at least one engine running (except the TAT probe, which is only heated in flight)
• HIGH is automatically selected after takeoff

Question 3

What does the PROBE/WINDOW HEAT pb do?

Answer 3

Manually activates the probe, drain mast, and window heaters

Question 4

With the PROBE/WINDOW HEAT pb ON will the heaters automatically switch to AUTO?

Answer 4

No