Textron Cessna 172S Skyhawk SP, Information Manual

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SECTION 9 - SUPPLEMENTS
SUPPLEMENT
19 - FAA APPROVED
CESSNA
MODEL 172S
3. Al or within 30 nm from the airport:
a. Verify automatic' annunciation of APRARM.
b. Note automatic CDI needle scaling change from :f:5.0 nm
to :f: 1.0nm over the next 30 seconds.
c. Update the KLN 94 altimeter baro setting as required.
d. Internally the KLN94 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.iJi OBS until inbound to"the FAF:
NOTE
OBS navigation is TO-FROM (like a VORl 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.
IS19-18
Revision 4