Textron Cessna 172R - Page 477

CESSNA
MODEL
172R
SECTION
9
-
SUPPLEMENTS
SUPPLEMENT
19
-
FAA
APPROVED
3.
At
or
within
30
nm
from
the
airport:
a.
Verify
automatic
annunciation
of
APRARM.
b. Note automatic
CDI
needle
scaling change
from
±5.0
nm
to
±1
.0
nm
over
the
next
30
seconds.
c.
Update
the
KLN
94
altimeter
baro
setting
as
required.
d.
Internally
the
KLN
94
will
transition
from
en
route
to
terminal
integrity monitoring.
4.
Select
NAV
4
page
to
fly
the
approach procedure.
a.
If
receiving
radar
vectors,
or
need
to
fly
a
procedure
turn
or
holding
pattern,
fly
in
OBS
until inbound
to
the
FAF.
NOTE
OBS
navigation
is
TO-FROM
(like
a
VOR)
without
waypoint sequencing.
b.
If
receiving
radar
vectors,
choose
VECTORS
as
the
IAF,
activate
vectors
when
the
first
vector
for
the
approach
is
received
and leave the unit
in
LEG
mode.
c.
NoPT
routes
including
DME
arc's
are
flown
in
LEG.
LEG
is
mandatory
from
the
FAF
to
the
MAP.
NOTE
NAV
or
APR
coupled
DME
arc
intercepts
can
result
in
excessive overshoots
(aggravated
by high
ground
speeds
and/or
intercepts
from
inside the
arc).
A
WARNING
FLYING
FINAL
OUTBOUND FROM
AN
OFF-
AIRPORT
VORTAC ON
AN
OVERLAY
APPROACH;
BEWARE
OF
THE DME
DISTANCE
INCREASING
ON
FINAL
APPROACH,
AND THE
GPS
DISTANCE-TO-WAYPOINT
DECREASING,
AND
NOT MATCHING
THE
NUMBERS
ON
THE
APPROACH
PLATE.
Dec
30/00
S19-17
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