Aeropilot Legend 540, Flight And Operating Manual

Page: 27 / 40

Serial Number: 1203
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Throttle - idle setting when starting cold engine; up to 10% throttle when engine is warm

Electric fuel pump on
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Check area in front and around propeller
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Switch ignition on.
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Start the engine.

Only press starter button for 10 seconds or less; if engine does not start, wait
2 minutes before starting attempts

As soon as engine starts, set it to 2000 – 2300tpm
–
it should run without vibrations

Check oil pressure – it must reach normal operating value within 10 seconds
5.5 Engine test

Always start to warm up the engine at approx. 2000rpm for approx. 2 minutes. Continue
at 2500rpm until cylinder head and oil temperature reaches 50°C minimum.

Test maximum rpm; check transition from minimum to maximum rpm and back.

Check function of both ignition circuits by switching off the first and then the second
circuit at 4000rpm. Max. permitted drop of rpm when switching is 300rpm.

Fuel pressure must not drop below 0.2bar throughout the test (with secondary fuel pump
switched off); oil pressure must not drop below 0.8bar.

Note: it is recommended to have a fire extinguisher available.
Nobody is allowed to be present in the vicinity, especially not in the
propeller rotation plane.
Do not perform the engine test with the aircraft placed on the loose ground. Loose material, if
drawn in by the propeller, may cause personal injury and/or damage to propeller.
5.6 Taxiing

Taxi at speed 10kmph maximum (fast walking speed)

Keep the yoke pulled back

Taxi very slowly when turning at a small radius and control the engine with care (to
prevent overloading of nose landing gear leg)

Under crosswind conditions, keep ailerons “up the wind”.

Communicate your taxiing intentions and re
5.6 Mandatory actions before take-off – on runway holding point

Check free movement and function of all controls

Check fuel level, open cocks

Check instruments, adjust altimeter if necessary.

Check engine operating values (temperatures and pressures).

Check the cabin – tighten seat harnesses, unlock rescue system, close door,
remove/secure loose objects.