S201 AFM
4 - NORMAL PROCEDURES
4.4 - CHECKLISTS FOR NORMAL
OPERATING PROCEDURES
27/06/2019
SONAIR-S2-D-MAN-006
Page : 4-19
Rev. : A
4.4.6
ENGINE CHECK BEFORE TAKE OFF
1.
Align aircraft against wind on an appropriate location (usually near or at
runway holding point).
2.
Brake pedals
- push both pedals to apply brakes
3.
Parking Brake
- on
4.
Canopy
- closed and latched
5.
Fuel quantity
- confirm OK
6.
Fuel selector
- fullest tank
7.
Choke
- off
8.
Carburettor heater
- off
9.
Auxiliary Fuel Pump
- on
10.
Ignition Switch
- both circuits
11.
Throttle
- adjusted for 4000 RPM
12.
Switch to Magneto L
- check RPM drop < 500RPM
13.
Ignition Switch
- both circuits
14.
Switch to Magneto R
- check RPM drop < 500RPM
15.
Ignition Switch
- both circuits
CAUTION
Always ensure Oil Temperature above 50°C before increasing engine speed
above 2500 RPM
CAUTION
The engine check should be performed with the aircraft heading upwind and
not on loose terrain (the propeller may suck grit which can damage the
leading edges of blades).