AIRPLANE
OPERATIONS
MANUAL
ABNORMAL
PROCEDURES
REVISION 40 1-03-57
Page
1
Code
03
AOM-145/1114
ICE PROTECTION SYSTEM
WING ANTI-ICING FAILURE
EICAS WARNING: ICE COND-A/I INOP
EICAS CAUTION: WG 1 (2) A/ICE FAIL or WG A/ICE FAIL
LIGHT: Master Warning and Master Caution
Ice Detection Override Knob......................................... ALL
Thrust Levers................................................................ ADVANCE
If failure persists:
Wing Anti-Icing Button ............................................. CYCLE
If failure persists:
Wing Anti-Icing Button ............................................. OFF
Avoid or exit icing conditions.
After exiting icing conditions:
Ice Detection Override Knob .............................. AUTO
Maximum Bank Angle................................................... 30°
Minimum Airspeed for
Flaps up or 9° .......................................................... 190 KIAS
If in icing conditions or if there is any uncertainty as to whether the wing
surfaces are clear of ice prior to approach and landing, proceed:
Landing configuration:
Flaps................................................................... 22°
Airspeed ............................................................. V
REF 45
+
30 KIAS
CAUTION:
TO DETERMINE THE MINIMUM SUITABLE
LANDING DISTANCE, MULTIPLY THE
UNFACTORED LANDING DISTANCE FOR FLAPS
45° BY 1.85.