Icing Conditions; Snow Conditions; Ambient Temperature Envelope; Revision - MD Helicopters MD900 Flight Manual

Icing conditions:

Flight into known icing conditions is not permitted.

Snow conditions:

V is 100 KIAS in falling and blowing snow.
NE
Aircraft with NACA inlet and IPS only.
Flight into falling or blowing snow is only permitted with the NACA inlet
switch in the CLOSED position. The switch must remain in the CLOSED
position for the duration of the flight, even after leaving the falling or blowing
snow conditions.
20000
18000
16000
14000
PRIMARY FUELS
12000
10000
8000
6000
4000
2000
0
-50 -40 -30
-36
Figure 2−1. Ambient Temperature Envelope
ROTORCRAFT FLIGHT MANUAL
MD900 (902 Configuration with PW 207E)
14000HD LIMIT FOR
GROSS
FROM 6251 TO 6500 LB
ONLY
PRIMARY AND
SECONDARY
FUELS
-20 -10 0 10
FREE AIR TEMPERATURE - °C
FAA Approved
Reissue 2

Revision 4

CSP−902RFM207E−1
WEIGHTS
20 30 40 50
40.6 52
Limitations
DASHED LINES FOR
AIRCRAFT WITHOUT
GENERATOR COOLING
MODIFICATION
HIGE OPERATIONS
LIMITED TO 5 MINUTES
AT TEMPERATURES
FROM 50 TO 52°C
F927−001c
2−3