Embraer EMB145 Operation Manual page 2143

ICE AND RAIN
PROTECTION
Heater deactivation is accomplished either when the above conditions
are not met or when the associated control button is manually pressed.
Caution messages are presented on the EICAS to indicate that the
sensor heating is inoperative. These messages are inhibited during the
takeoff and approach phases.
EICAS MESSAGES
TYPE
PITOT 1 (2, 3) INOP
CAUTION AOA 1 (2) HEAT INOP
TAT 1 (2) HEAT INOP
Page
2-15-10 14
AIRPLANE
OPERATIONS
MANUAL
MESSAGE
Code
01
MEANING
− Associated sensor heating
inoperative with any engine
running (N2 above 60%).
− Both engines N2 below
50%.
− Associated sensor heating
inoperative with any engine
running (N2 above 60%)
and airplane airborne.
− Both engines N2 below
50%.
Associated sensor heating
inoperative in icing conditions
and airplane airborne.
REVISION 39