AIRCRAFT MAINTENANCE MANUAL
DFE-AMM-AR1
Rev. 1 – 07/24/2014
9-1
Section 9 – ELECTRICAL SYSTEM
9.1.
GENERAL
This Section identifies the line maintenance, minor repair, and minor alteration tasks that can be
accomplished in the aircraft Electrical System by the Aircraft owner (only for ELSA), a Sport Pilot or higher or
a holder of an LSA repairman certificate with either an inspection or maintenance rating.
No heavy maintenance, major repairs, or major alterations, as outlined in ASTM F2483 Sections 7
through 9, are authorized at this time, for this ALTO aircraft fuel system.
Any heavy maintenance, major repairs, or major alterations, as outlined in ASTM F2483 Sections 7
through 9, can only be performed by Direct Fly S.R.O. or only as provided by Direct Fly‘s’ approved
engineering data.
9.2.
ELECTRICAL SYSTEM
9.2.1. Description
The electric system is a single-wire type with the negative side connected to the chassis. The power
source is a single-phase generator integral to the engine. A 12V/7Ah maintenance free battery is located on
the firewall.
The electrical system is controlled / protected by electric circuit breakers E.T.A installed on the instrument
panel
The dual engine ignition is a separate part of the electrical system.
A 12V automotive socket located on the instrument panel is available.
Wiring diagram
The wiring system will vary and depends on the instrumentation, electronic equipment, and electric
accessories of your aircraft.
The wiring diagram for the standard equipment installed on the Alto is shown on the picture below.
For different configurations, the wiring diagram is available on the supplements of the POH (Pilot´s
Operating Handbook)
The specific wiring diagrams for the equipment installed on the aircraft are part of the instrument /
avionics manuals, available on the POH Supplements.
