Electrical Power Supply System Malfunctions; Red Voltage High Annunciator Comes On - Textron Cessna Grand Caravan Ex 208B Pilot's Operating Handbook And Faa Approved Airplane Flight Manual

CESSNA
MODEL 208B 867 SHP
GARMIN G1000
ELECTRICAL
MALFUNCTIONS

RED VOLTAGE HIGH ANNUNCIATOR COMES ON

1. BUS VOLTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CHECK
If BUS VOLTS increases above 32.5, expect generator to trip
offline automatically. BUS VOLTS indication will turn red/white at
32.1 volts to give advanced warning of an automatic trip.
IF GENERATOR AUTOMATICALLY TRIPS OFFLINE WITH BUS
VOLTS ABOVE 32.5
2. GEN CONT and
GEN FIELD Circuit Breakers
3. GENERATOR Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . RESET
IF GENERATOR OUTPUT RESUMES
4. BUS VOLTS and GEN AMPS. . . . . . . . . . . . . . . . . . MONITOR
IF GENERATOR TRIPS OFFLINE AGAIN WITH BUS VOLTS
ABOVE 32.5
5. GENERATOR Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TRIP
6. AVIONICS BUS TIE Switch . . . . . . . . . . . . . . . . . . . . . . . . . ON
7. AVIONICS STBY PWR Switch . . . . . . . . . . . . . . . . . . . . . . . ON
8. AVIONICS NO. 1 and NO. 2 Switches . . . . . . . . . . . . . . . . OFF
9. Electrical Load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . REDUCE
a. CABIN Lights Switch . . . . . . . . . . . . . . . . . . . . . . . . . . OFF
b. POWER OUTLET Switch(es). . . . . . . . . . . . . . . . . . . . OFF
c. BCN Lights Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . OFF
d. LDG and TAXI/ RECOG Light Switches. . . . . . . . . . . . OFF
Keep LDG and TAXI/RECOG lights OFF until required for
approach and landing. Prior to landing, turn both LEFT and
RIGHT LDG light switches to ON.
FAA APPROVED
208BPHCUS-00
POWER
(top row, first and second breakers from forward end)
NOTE
(Continued Next Page)
EMERGENCY PROCEDURES
SUPPLY
CLOSE (push in)
U.S.
SECTION 3
SYSTEM
3-31