Beechcraft Duchess 76 - Page 73

BEECHCRAFT
Duchess
76
Section III
Emergency Procedures
ILLUMINATION OF ALTERNATOR-OUT LIGHT
In the event of the illumination of a single
AL TERNA TOR-OUT UNDER VOL TAGE light or a single
AL TERNA TOR-OUT OVERVOLTAGE Hght:
Check the respective loadmeter for load indication:
a. No Load - Turn off affected alternator.
b. Reduce load to single alternator capability.
c. Reset the affected alternator with the alternator
switch. Monitor overvoltage and undervoltage
lights and loadmeter for proper operation.
CAUTION
If proper operation is not restored, turn
alternator switch OFF.
In the event of the Hlumination of both AL TERNA TOR-OUT
UNDER VOL TAGE lights or both ALTERNA TOR-OUT
o VER VOL TAGE lights:
Check loadmeters for load indication. If condition
indicates malfunction
of both alternator circuits:
a. 80th ALT Switches - OFF
b. Minimize electrical load since only battery power
will be available.
c. Reset the alternators with the alternator switches.
Monitor overvoltage and undervoltage lights and
loadmeters for proper operation.
CAUTION
If proper operation is not restored, turn
alternator switches OFF.
April 1979
3-12A