Embraer EMB145 Operation Manual page 2146

6 - ICE DETECTION OVERRIDE KNOB
ENG - Turns on the engine air inlet anti-icing subsystems for
ground speeds below 25 kt. Above 25 kt the wing and
horizontal stabilizer anti-icing subsystems are also
turned on if icing condition is detected.
AUTO - Allows the automatic operation of the bleed air anti-icing
system.
NOTE:
ALL - Turns on the complete bleed air anti-icing system
provided airplane is on ground at speed equal or above
25 knots or in flight.
NOTE:
7 - WINDSHIELD HEATING BUTTON
− Turns on (pressed) or turns off (released) the windshield heating
system.
− A striped bar illuminates inside the button to indicate that it is
released.
REVISION 39
AIRPLANE
OPERATIONS
MANUAL
If ground speed is equal or above 25 kt and an
icing condition is detected, wing and horizontal
stabilizer anti-icing subsystems are turned on.
The engine anti-icing subsystem is turned on
as soon as an icing condition is detected.
On ground, below 25 kt, only engine anti-icing
is turned on.
ICE AND RAIN
PROTECTION
Page
2-15-10
17
Code
01