ICE AND RAIN PROTECTION Flashcards
- What does the OVERHEAT light mean?
An overheat has been detected
- What does it mean if the Window Heat ON light is extinguished with the switch ON?
System failure or an over heat has been detected
- Which window (s) is/are heated with the FWD switch?
#1 window (thru a temperature controller)
- Which window (s) is/are heated with the SIDE
switch?
#2 (thru a temperature controller) & #5 and #4
- What is the function of the OVHT position of the Window Heat test switch?
simulate an overheat condition
- What is the function of the Window Heat
POWER TEST?
To verify operation when on light is off
- Which windows are heated?
#1, #2, #4, and #5 (there is an option to heat #3)
- If a Window Heat ON light was out, what would you do?
Do a power test
- If a POWER TEST confirmed that the window
was not getting heat, what are your restrictions?
Cannot exceed 250 knots below 10,000ft. MSL
- What is indicated by an amber Probe Heat light?
Probe is not heated
- If the ELEV PITOT heat amber light is ON, what
other light would you expect?
Elev feel diff press
- Are the static ports heated electrically?
No
- How are the static ports heated?
By the warm air that is circulated around the cargo compartment
- Below what temperature would you use WING A/I?
10C/50F
- What is anti-iced by the wing anti-ice system?
Inboard three LE slats
- Will the wing anti-ice work on the ground?
Yes
- How is wing anti-ice inhibited on the ground?
Overtemp in ducts or high power setting (blue light is bright)
- What happens to the wing anti-ice switch on takeoff?
It trips off at liftoff
- After selecting wing anti-ice ON how are the
minimum speed bars affected?
Min maneuvering speed and stick shaker logic are increased
- Once turned on in flight, will the stickshaker logic return to normal when the wing anti-ice is turned OFF?
No
- Is the wing anti-ice effective in any slat
position?
Yes
- Will the LT VALVE OPEN or RT VALVE OPEN
position indicate bright then dim if the valves cycle with thrust movement on the ground?
Yes
- What is anti-iced on the engine?
The cow llip
- What is indicated by a COWL ANTI-ICE amber
light?
Overpressure condition in the duct
- What is indicated by a COWL VALVE OPEN bright light?
Valve in transit or disagrees with the switch
- What is the TAI green indication above the N1 gages?
Valve open
- What is the TAI amber indication above the N1 gages?
Not in agreement with the switch
- At what temperature would you use engine anti-ice?
10C / 50F or less, visible moisture present or anticipated
- How are the minimum speed bars affected when engine anti-ice is turned ON?
Min maneuvering speed and stick shaker logic are increased
- Do the speed bars return to normal when engine anti-ice is turned OFF?
 Yes
