aeeCHCRAFT
Duchess
76
Section
V
Performance
TIME, FUEL, AND DISTANCE TO DESCEND
DESCENT SPEED - 170
KNOTS
ASSOCiATED CONOITIONS:
POWER
•.••••••••.
AS
REQUIRED
TO
MAINTAIN
1000
FTIMIN
RATE
OF
DESCENT
LANDING
GEAR
. .
..
UP
FLAPS
•••.......•.
UP
MIXTURE
.....••...
FULL
RICH
(ABOVE
SOOO
FT
LEAN
TO
7S'
-
l00"F
ON
RICH
SlOE
OF
PEAK
EGT)
EXAMPLE:
INITlALAl
nTUDE
••.••..•.••
11,500
Fr
FiNAl
AlTITUDE. "
•••••....
3965
FT
TIME
TO
DESCEND
••••••.•••
10 - 4 "" 6
MINUTES
FUEL
TO
DESCEND
•••••••••
3.4 -
1.3"
2,1
GAL
DlSTANCETOOESCEND
...•
32
-11""
21NM
16
I
12
14
,,~
p:p:ri:i
4
2
6 8
,14
I
TIME
TO
DESCEND
-
MINlJTES
t +
,,----,.----'T,--!--,,----,.-----,-,
---,-,
--
--,,----.-----,.-----
16,000
15.000
14,000
13.000
12.0c0
11.000
l;:
10.000
,
w
9000
0
=>
~
;::
eooo
~
"'
w
a:
=>
7000
U>
U>
w
a:
6000
a.
sooo
4000
3000
2000
1000
SL
I
0
5
4
o
2 3
I FUEL
TO
DESCENO
-GAlLONS
t +
I ' I ' I 1 1
---"---Ir---"I
---'1
10
20
30
40
50
DISTANCE
TO
DESCEND - NAUTICAL MILES
o
January
1978
5-43
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