Section 3 – Emergency procedures
PITOT HEATING SYSTEM FAILURE
2.2. PITOT HEATING SYSTEM FAILURE
When the Pitot Heating system is activated, the green PITOT HEAT ON advi-
sory light turns on and the amber PITOT HEAT caution light turns OFF, indi-
cating that the Pitot Heating system is functioning properly.
If the amber PITOT HEAT caution light is ON when the green PITOT HEAT
ON light is on, then the Pitot Heating system is not functioning properly.
In this case apply following procedure:
Pitot heat switch …………………………………
Pitot heat circuit breaker …….………………
Pitot heat switch …………………………………
PITOT HEAT caution light …………………..
if the amber light stays ON, avoid visible moisture and OATs below
10° C.