Cirrus DESIGN SR20 Information Manual page 320

Section 9
Supplements
g. The ILS is flown at normal approach speeds, and within any
STC or TC speed constraints and as defined in this flight
manual.
h. The flaps should be extended in the approach configuration
prior to the Outer Marker. No further changes in the flap
configuration should be made throughout the autopilot-
coupled approach.
i. The glideslope is approached in such a manner to allow
automatic arming of the glideslope, or if the glideslope is
manually armed no more than 15% above the glideslope.
10. The S-TEC System Fifty Five X Pilot's Operating Handbook:
Serials 1005 thru 1336; P/N 87109 dated 8 November 2000 or
later OR Serials 1337 and subsequent; P/N 87247 original release
or later, must be carried in the airplane at all times and must be
available to the pilot while in flight.
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Cirrus Design
SR20
P/N 11934-S13
Revision 04: 08-15-07