Term
| How does the compass sys get it's information on non RDDMI equipped aircraft? |
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Definition
| Flux valves on each wingtip send directional info to directional gyro, which sends info to "master" indicator, which sends signal cross cockpit to "slave" indicator. |
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Term
| How are the compass systems powered? |
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Definition
| Captains HSI and Co-pilots RMI powered by SBY AC. Copilots HSI and Captain's RMI powered by #2 Radio bus. |
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Term
| How do you know which indicator is "master". |
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Definition
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Term
| How does the compass sys get it's info on RDDMI equipped aircraft? |
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Definition
| Flux valves in wingtips to compass coupler to respective HSI and RDDMI |
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Term
| How do you know you have an RDDMI? |
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Definition
| No master-slave sync knobs on the instrument panel, and compass controllers on overhead panel. Also compass switching capability. |
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Term
| The CDI on the HSI is how sensitive for 1 dot deflection? |
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Definition
VOR= 5 degrees
ILS/LOC= 1 1/4 degrees (1.25) |
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Term
| How will you know your RMI or RDDMI has failed? |
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Definition
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Term
| Compass Transfer Switch- what does it do? |
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Definition
| Provides a means of switching either compass system to power all compass indicators if one sys fails. (You'll have 1 master and 3 slaves) Requires manual sync |
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Term
| The "COMP" light illuminates near the captain's knee. What does this mean? |
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Definition
| It's NOT an error light. It's an advisory light. It means BOTH ON COMP 1 has been selected on the compass transfer switch on overhead panel, and you need to sync with that side. |
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