Environmental Operating Conditions; Cabin Doors Open In-Flight; Kinds Of Operations; Cabin Heat - MD Helicopters MD900 Flight Manual

CSP−902RFM207E−1
Limitations
Both cabin doors removed
Both cockpit and both cabin doors removed

Cabin doors open in-flight:

Maximum airspeed is limited to 60 KIAS (with or without cockpit doors).
One or both cabin doors may be opened or closed in-flight at airspeeds up
to 60 KIAS.
Maximum airspeed is limited to 100 KIAS (with or without cockpit doors)
following installation of modified upper door fittings (ref. Figure 2-14).
For sustained flight with the cabin doors open, use of the cabin door hold
open device is required.
2−2.

ENVIRONMENTAL OPERATING CONDITIONS

NOTE
: Serial numbers 900−00141 and subsequent have different operating limitations
based on gross weight and density altitude. Serial numbers 900−00140 thru
900−00052 limitations remain the same, unless the provisions of TB900−044
have been accomplished.

Kinds of Operations:

This rotorcraft is certified in the normal helicopter category for day and night
VFR operation when the appropriate instruments and equipment required by
the airworthiness and/or operating rules are approved, installed, and are in oper­
able condition.
Maximum operating altitude at gross weights 6250 lb (2835 kg) and be­
low: 20,000 Feet H
Maximum operating altitude at gross weights 6251 to 6500 lb (2835 to
2948 kg): 14,000 Feet H
Maximum operating altitude at gross weights 6501 to 6770 lb (2949 to
3071 kg): 3000 Feet H
Maximum altitude for HIGE/takeoff and landing operations: Refer to
Figure 2-2.
IIDS Built-In Test - cold temperature:
A commanded IIDS BIT must be performed prior to the first start of the day
if the helicopter has been statically exposed to temperatures below 0°C for 12
hours or longer.
NOTE
: The IIDS display may not be readable during the initial power up BIT when
statically exposed to the above ambient temperatures.

Cabin heat:

Cabin heat must be OFF in the crew and passenger compartments when ambient
temperatures are greater than 28°C (82°F).
2−2
ROTORCRAFT FLIGHT MANUAL
MD900 (902 Configuration with PW 207E)
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FAA Approved
Reissue 2

Revision 4