Alternator Failure (Dual) - Cessna 310 1975 Owner's Manual

(c) Turn on affected alternator switch,
(d) If circuit breaker reopens, turn off alterna-
tor.
(3) If Circuit Breaker does not Trip:
(a) Select affected alternator on voltammeter and
monitor output.
(b) If output is normal and failure light remains
on, disregard fail indication and have indi-
cator checked after landing ..
(c) If output is insufficient, turn off alternator
and reduce electrical load to one alternator
capacity.
(d) If complete loss of alternator output occurs,
check field fuse and replace if necessary.
Spare fuses are located in the glove box.
(e) If an intermittent light indication accom-
panied by ammeter fluctuation is observed,
shut off affected alternator and reduce load
to one alternator capacity.
ALTERNATOR FAILURE (DUAL)
.lndicoted
by
illumination of failure lights ond low voltage light)
3-16
(1) Electrical Load - REDUCE.
(2) If Circuit Breakers are Tripped:
(a) Shut off alternators.
(b) Reset circuit breakers.
(c) Turn on left alternator and monitor output on
voltammeter.
(d) If alternator is charging, leave it on (disre-
gard failure light if still illuminated).
(e) If still inoperative, shut off left alternator.
(f) Repeat steps (c) thru (e) for right alternator.
(g) If circuit breakers reopen, prepare to termin-
ate flight.
(3) If Circuit Breakers have not Tripped:
(a) Shut off alternators.
(b) Check field fuses and replace as required.
Spare fuses are located in the glove box.
(c) Turn on left alternator and monitor output on
volt ammeter.
(d) If alternator is charging, leave it on (disre-
gard failure light if still illuminated).
(e) If still inoperative, shut off left alternator.
(f) Repeat steps (c) thru (e) for right alternator.