ENSTROM 280FX - Center of Gravity; Type of Operation; Weight

ENSTROM 280FX OPERATOR’S MANUAL 2-3
FAA Approved: Mar 26/12 Rev. 6
Report No. 28-AC-020 Feb 21/12
SECTION 2. OPERATING LIMITATIONS
2-1. Type of Operation
1. This helicopter is approved for operation under day and
night VFR non-icing conditions.
2. Operation with doors removed is approved. All loose
objects and equipment within the cabin must be properly
secured.
NOTE
Refer to Section 6 for proper weight and balance
calculations for operation with the doors removed.
2-2. Weight
1. The maximum gross weight of this helicopter is 2600
pounds (reference Figure 6-1).
2-3. Center of Gravity
NOTE
All airspeeds are IAS unless otherwise noted.
1. The longitudinal datum is 100.0 inches forward of the
center of the main rotor head.
2. There are four gross weight/c.g. envelopes for this
helicopter (reference Figure 6-1). Each envelope
corresponds to one of four V
NE
/altitude envelopes as
described in Paragraph 2-4 (reference Figure 5-1).
3. Envelope A is the lightest weight envelope with a V
NE
of
117 MPH at sea level. The c.g. and gross weight limits vary
as follows:
a. Upper weight limit is 2350 lb.
b. Forward limit is at 92.0 inches.
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