Bristell B23-915
Airplane Maintenance Manual
supplement
Chapter 24
Issue: 09.12.2021
Chapter 24 Page 5
AUX PUMP
AUX fuel pump switch
x
DAY/NIGHT
Preset for LED brightness
-
BACK PWR
Alternative power supply for
engine via battery & ALTC
-
BCK-BAT
Backup Battery for G3X system
and lights
-
Dimmer
Rotating knob dimming int. light
-
24-60-02 Fuses
Fuses serve for protecting individual electrical circuits from
overloading. Every fuse is marked by the corresponding placard (see
following Table). Fuses are located on the right instrument panel.
Wiring diagrams are shown in CHAPTER 91
–
WIRING DIAGRAMS.
FUSES
Designation
Description
Rating
GEN A/B
Generator A/B (int. generators)
30
GEN A/B CTRL GEN A/B Overvoltage Protection
5
BCK-BAT
Backup Battery
5
BUS TIE
Connecting GEN A/B and ALT C
20
ALT C
Alternator C (ext. alternator)
30
ALT C CTRL
ALT C Overvoltage Protection
5
BATTERY
Battery
30
BCK-PWR
backup power supply engine
30
PFD
Left hand side G3X screen
5
TRIM
Trim system
2
LDG
Landing Light
5
FLAPS
Flap motor and control
5
ADAHRS
G3X system component
2
NAV
NAV module
5
COM
Radio module
10
USB-1
USB plug (PED power)
3
EIS
Engine data module part of G3X
2
DIMMER
Dimmer
2
IC
Intercom
1
AP
Autopilot control interface
2
AP SERVO
Autopilot servos
5
MFD
Right hand side G3X screen
5
GPS
GPS module of G3X
3