Probe & Anti Ice

Question 0

WING ON (Blue)

Answer 0

Valve open if bleed supply is good

Question 1

WING FAULT

Answer 1

1. Valve not in required position

2. Low pressure detected

Question 2

ENG 1(2) FAULT

Answer 2

Position of valve disagrees with pb

Question 3

ENG 1(2) ON (Blue)

Answer 3

Valve open with good pressure

Question 4

PROBE/WINDOW HEAT (Auto)

Probes and window heated automatically if…

Answer 4

1. In flight

2. On ground with one ENG running, except TAT probe