DIAMOND AIRCRAFT
DA 20/100 Flight Manual
Description
Doc # 202-100-VLA
20 December, 2000
Page
Issue 1
7 - 16
7.11.3. Electrical Powered Equipment
The individual consumers (e.g. Radio, Fuel Pump, Position Lights, etc.) are connected in series with
their respective circuit breakers. Equipment that does not have switches installed, and requires a
switch, is controlled by rocker switches in the lower left side of the instrument panel. Refer to Section
7.4 for a illustration of the instrument panel.
7.11.4 . Voltmeter
The voltmeter indicates the status of the electrical bus. It consists of a dial that is marked numerically
from 8 - 16 volts in divisions of 2.
The scale is divided into three colored arcs to indicate the seriousness of the bus condition. These
arcs are:
Red
for 8.0 - 11.0 volts,
Yellow
for
11.0
-
12.5
volts,
Green
for
12.5
-
16.0
volts,
Redline
at
16.1
volts.
7.11.5. Ammeter
The ammeter indicates the charging (+) and discharging (-) of the battery. It consists of a dial which is
marked numerically from -60 to 60 amps.
7.11.6. Generator Warning Light
The generator warning light (red) illuminates during:
- Generator failure, no output from the generator
The only remaining power source is the battery (20 amps. for 30 minutes)
7.11.7. Fuel Pressure Indicator
As soon as the fuel pressure drops below 1.45 psi (0.1 bar), the fuel pressure switch closes, and the fuel
pressure warning light illuminates.
