Cessna 172R Operating Handbook page 431

CESSNA
MODEL 172R
The KAP
features: Vertical Speed mode (VS); Altitude hold (ALT); Wing Level
(ROL); Heading select (HDG); Approach (APR); ILS coupling to
r
Localizer
of operation. The optional KAP
Preselect (if installed) adds Altitude Alerter and Altitude Preselect
capabilities.
The KAP
provides autotrim during autopilot operation and manual electric trim
(MET) for the pilot when the autopilot is
trim
system
malfunction. Trim faults are visually and aurally annunciated.
A lockout device prevents autopilot or MET
has
system
preflight self-test begins with initial power application to the
autopilot.
The following conditions will cause the Autopilot to disengage:
A. Electric Power failure.
B. Internal Autopilot System failure.
Revision
SUPPLEMENT
BENDIX/KING KAP 140
AXIS AUTOPILOT
2
Axis Autopilot provides the pilot with the
140, 2
(LOC) and Glideslope (GS); and backcourse (REV) modes
Axis Autopilot has an electric trim
140, 2
is designed
successfully passed preflight self test.
1
SECTION 9
SUPPLEMENT 15
SECTION
1
GENERAL
140, 2 Axis
be fail safe for any single in-flight trim
to
SUPPLEMENTS
-
FAA APPROVED
-
Autopilot with Altitude
system
engaged. The electric
not
engagement
|
following
which
until the
Automatic
S15-5