ENSTROM 280FX OPERATOR’S MANUAL 2-7
FAA Approved: Mar 12/19 Rev. 12
Report No. 28-AC-020 Dec 3/18
2-7. Power Plant Limitations – Lycoming HIO-360-
F1AD with Turbocharger
(Turbocharger installation per STC SE484GL).
1. Maximum continuous
power
225 hp, 3050 RPM, 39.0 in
MP, sea level to 12,000 ft
2. Engine operating RPM Minimum
2900 RPM
Maximum 3050 RPM
3. Engine idle RPM
(clutch disengaged)
Minimum
1450 RPM
Maximum 1500 RPM
4. Manifold pressure
39.0 in Hg maximum, sea
level to 12,000 ft
5. Cylinder head
temperature
500°F maximum
6. EGT/TIT 1650°F maximum
NOTE
The maximum limit for the turbocharger turbine
inlet temperature (TIT) is 1650°F. This limit was
previously referred to as EGT (exhaust gas
temperature).
7. Fuel
100/130 aviation grade
gasoline (green)
100LL aviation grade
gasoline (blue)
8. Fuel
mixture
setting
29 in MP or
below
Maximum fuel flow
- full rich
Minimum fuel flow
- leaned to 1650°F rich side
of peak
29 in MP to
39.0 in MP
Full rich
9. Oil temperature 245°F maximum
10. Oil
pressure
Maximum starting and
warm-up
100 psi
Normal operating 60-90 psi
Minimum idling 25 psi
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