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7 Cards in this Set
- Front
- Back
Exhaust fault indicates: |
Extract fan is failed or over temperature |
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During the starting sequence of the left hand engine the a ions vent extract fan will: |
Stop for 120 seconds and the exhaust mode FAULT light will illuminate |
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With both engines running what are the normal positions of the OVBD and UNDERFLOOR valves? |
OVBD fully closed, UNDERFLOOR fully open |
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Illumination of FAULT in the exhaust mode push button is an indication of: |
Extract fan failure |
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In flight with the exhaust mode push button selected to OVBD and the overboard valve control switch selected to AUTO: |
The extract fan is OFF, U/F valve is closed and overboard valve is partially open |
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With the ventilation panel set in the auto configuration, what will be the position of the ventilation valves in Hotel mode? |
The OVBD valve fully open, the UNDERFLOOR valve fully closed |
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In flight, with an extract fan failure, avionics ventilation can be performed by selecting the exhaust mode push button to OVBD: |
Providing the OVBD valve switch is selected to AUTO |
