CHAPTER 24
PAGE 6
PAGE DATE: 1. March 2011
MAINTENANCE MANUAL EXTRA 330LX
External power is connected to the main bus by the external
power relay (see figure 1). If the battery shall be charged via
external power, the BATTERY switch must be in ON-posi-
tion.
The battery can also be charged via the direct charge socket
located on the left forward side of the bottom fuselage cover.
In this case the BATTERY switch should be in OFF-position.
24-30-11 Battery
Removal/Installation
N O T I C E Ensure the BATTERY switch is in Off-position.
1 Remove the rear instrument panel cover as per chapter 31.
2 Remove the front seat as per chapter 25.
3 Disconnect the electrical wiring from the battery.
4 Remove the 4 attachment nuts (LN9348-06) and the top at-
tachment frame.
5 Lift the battery out of its bottom frame and remove.
6 Install in reverse sequence of removal.
24-30-20 Alternator System
(Refer to figure 2) The alternator serves as the main compo-
nent to power the electrical system and charge the battery
during normal conditions.
The alternator system consists of the alternator, the alterna-
tor relay, the alternator switch and the associated wiring. The
alternator features an integrated DC converter and voltage
regulator. The voltage regulator is adjusted to 14 Volts. The
alternator is mounted at the right front of the engine. The
alternator relay (see figure 1) is part of the electrical main
board. The ALTERNATOR switch is located on the left side
of the rear instrument panel. The toggle type ALTERNATOR
switch features a red cap.
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