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DIAMOND AIRCRAFT
DA 20/100 Flight
Manual
Normal Operating Procedures
Doc # 202-100-VLA
20 December, 2000
Page
DOT Approved
4 - 10
4.4.3. Starting Engine
NOTE
Extreme low temperatures require that the engine be preheated prior to engine start.
Satisfactory engine starts have been demonstrated at -31ºF (-35ºC) OAT after a 2 hour preheat with
the Tannis TAS100-27 preheat system.
1.
Electric Fuel Pump
ON (noise of pump audible)
2.
Fuel Pressure Warning Light
OFF
3.
Throttle - Cold Start
- Warm Engine
IDLE
approximately 3/4 in (2 cm)
forward
4.
Choke - Cold Start
- Warm Engine
ON, fully pulled and hold
OFF
5.
Toe Brakes
Hold
6.
Propeller Area
Clear
WARNING
Ensure that propeller area is clear!
7.
Ignition Key
START
NOTE
During extreme cold weather starts, hold the choke on until the engine starts to warm up.
8.
Choke
OFF
9.
Throttle
maximum 1500 RPM
10.
Oil Pressure
within green range after
maximum of 10 seconds
CAUTION
If Oil Pressure is below 12 psi (0.8 bar) shut down engine immediately (max. 10 seconds delay).
NOTE
Oil Pressure may advance to the yellow arc until Oil Temp. reaches normal operating temperatures.
NOTE
Activate starter for max. 10 sec. only, followed by a cooling period of 2 min
.
11.
Generator Warning Light
OFF
12.
Exterior Lights
as required
13.
Electric Fuel Pump
OFF