Tecnam P-Mentor - Page 73

1
st
Edition - Rev. 0
Section 3 – EMERGENCY PROCEDURES
ELECTRICAL SYSTEM
P-Mentor – Aircraft Flight Manual Page 3 - 9
2.3. BCK Batt
Annunciator Light
Alert
Backup Battery Switch
1. Engine Parameters ..…………………….
CHECK
2. BCK BATT Switch ……………………….
SET OFF IF NOT
REQUIRED
The BCK BATT switch is required to be set ON during in-flight
engine restart and in case of both alternator failure.
The BCK BATT light is illuminated when the SWITCH is ON. In
this condition. the ECU system is powered by aircraft battery. In
case of double alternators failure the BCK BATT switch must be
set ON (according to in-flight engine restart).