Term
| What EICAS messages will be presented when entering icing conditions? |
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Definition
- ICE CONDITION (blue)
- SPS/ICE SPEEDS (blue)
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Term
| How can the SPS/ICE SPEEDS message be cancelled? |
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Definition
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Term
| After closing the bleeds, why must you wait 10 seconds before performing the ice protection (electrical) test? |
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Definition
| To allow the valves to fully close. |
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Term
| If the ice detection OVERRIDE knob is ENG, what ice protection is provided? |
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Definition
- ENGINE AIR INLET - When engine is running
- WING and STAB A/I - When icing detected and wheel speed > 25 kts.
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Term
| If the ice detection OVERRIDE knob AUTO, what ice protection is provided? |
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Definition
- ENGINE AIR INLET - When icing detected
- WING and STAB A/I - When icing detected; and wheel speed >25 kts or airborne
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Term
| If the ice detection OVERRIDE knob is ALL what ice protection is provided? |
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Definition
- In air, Everything regardless of ice detection.
- On ground, WING and STAB are inhibited if wheel speed < 25 kts
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Term
| When will the cross bleed valve open automatically if the XBLEED knob is AUTO? |
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Definition
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Term
| What condition would direct you to turn the XBLEED knob to OFF? |
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Definition
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Term
| What happens if the PACK button is deselected? |
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Definition
- Pack valve closes
- Associated recirc fan is deactivated
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Term
| When does the left pack valve automatically de-energize? |
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Definition
| Below FL250 in icing conditions. |
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Term
| When would you be directed to deselect the RECIRC Button? |
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Definition
- Cabin/Cockpit Smoke or Fumes
- Hot soaked aircraft
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Term
| What components are cooled by the gasper fan system? |
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Definition
- Individual gasper outlets
- O2 bottle compartment
- Relay box
- Rear electronics compartment
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