Cessna 172P Pilot's Operating Handbook And Flight Manual page 274

12
FOSTER AN,EA
NAVIGATION
(TYPE
511)
11
PILOT'S OPEIIATING HANDBOOK
SUPPLEMENT
7
RADIAL AND
DISTANCE THITMBWHEEL8
-
\l¡eJ4roint looeüon
(RADIAL
end
DISTANCE)
is dialed
lnto
thumbwheele
to
0.1o a¡rd
0.1NM resoluflon.
Metimum
waypoint
offeet frorn the
VOH,TAC
ie
199.0
NM.
TEST PUÊHBUTTON
-
Pre¡s to
obock
proper
calibraüon
of
RNA'V
õ11.
If
the
comput€r
is
properly
olllbra,ted, the dleplaye
(Z
&
6)
read
the ..aotive" \ilpT
bwbeele. CDI
left/rtght
neodle
TO when the OBS Betting
i6
a,t
iut
thumbwheele.Test
may
be
LOCKïNG
SCREW
-
Secures
RNAV
õ11
in
dustcover.
Turn locklng
screw
counterolockwise
several tutng to
releaee
unlt
from panel,
RADIAL AND
DISTANCE
THUMBWHEELS
-
Waypoint locarion
(IT,ADIAL
AND
DISTANCE)
is
dlaled
into
thumbwheels to
0,1o
and
0.1
NM
resolution.
Meximum waypoint
offÊot
from
the VORTAC ie
199.9
NM.
Figure
1.
Foster Area Nav (Type
õ11)
Computer OperatÍng
Controls
a,nd
Indicetors
(Sheet 2
of.2)
8.
I
10.
4
3O
May
1980