9
If a system fault exists in one of the redundant aircraft systems,
will the MASTER CAUTION and system annunciator lights
illuminate at the time the fault occurs ?
No, the MASTER CAUTION, system fault and annunciator lights
will illuminate only during a recall check and extinguish when the
MASTER CAUTION light is pushed if a single system fault has
occurred in a redundant system.
Master Caution and Recall