4-14 ENSTROM 280FX OPERATOR’S MANUAL
FAA Approved: Mar 26/12 Rev. 6
Report No. 28-AC-020 Feb 21/12
NOTE
If engine fails to start after 2-3 seconds, slowly
move mixture control to full rich position while
cranking engine. DO NOT engage starter for more
than 5 seconds in full rich position.
2. Flooded engine
a. Ignition switch in OFF position, throttle full open
and mixture control in ICO.
b. Press starter and crank engine for 3-5 seconds.
c. Throttle closed, then open to start index up position.
Ignition switch ON and proceed with normal starting
sequence (para. 4-7, steps 10-13).
4-9. Rotor Engagement
1. Check collective down and locked.
CAUTION
Heavy spring capsule forces are present with
zero or low rotor RPM, and damage to the
helicopter and engine can result if the collective
is allowed to rise.
CAUTION
Collective friction is to be used for ground
operation only.
2. Check pedals in neutral position.
3. Center cyclic with trim motors.
4. Check area for personnel and obstructions.
5. Maintain throttle in idle position (1450-1500 RPM) and
slowly engage clutch until engine RPM drops to 1100-
1200 RPM.
This electronic document is not linked to a subscription for revision control or distribution. Refer to theTechnical
Publications Status link under the Technical Support Page of the Enstrom Helicopter website for the current revision
level of the 280FX Rotorcraft Flight Manual.
UNCONTROLLED COPY WHEN DOWNLOADED OR PRINTED
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