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What are the indications that the anti-ice valves are in the
commanded position ?
commanded position ?
With the switch on and the related valve open, the valve lights are
illuminated dim blue.
With the switch off and the related valve closed, the valve lights
are extinguished.
illuminated dim blue.
With the switch off and the related valve closed, the valve lights
are extinguished.
| Engine and Wing Anti-Ice |