2-Axis Autopilot Circuit Breakers - Cessna 172R Operating Handbook

SECTION 9 SUPPLEMENTS
-
SUPPLEMENT 15
C. Pitch accelerations in
only when produced by a failure causing servo runaway. The
pilot
cannot
D. Turn Coordinator failure (small square red flag visible on
instrument).
E. Computer autopilot monitor that detects either the R (ROLL)
or P (PITCH) axis annunciator.
Activation of A/P DISC/TRIM INT control wheel switch will also
disconnect the autopilot.
The AVIONICS MASTER switch supplies power to the avionics bus
bar of the radio circuit breakers and the autopilot circuit breaker.
The AVIONICS MASTER switch also serves as an emergency
AP/MET shutoff.
The following
Axis Autopilot:
LABEL
AUTO
PILOT
WARN
S15-6
FAA APPROVED
-
excess of
maneuver the aircraft and trip the monitor.
circuit breakers are used
Pull-off circuit breaker supplies power
140 Computer and the autopilot pitch,
pitch trim servos.
Supplies separate power for autopilot alerting
(PITCH TRIM) on
panel.
MODEL 172R
or less than
+1 .4g
the KAP
to protect
FUNCTIONS
the airplane's annunciator
CESSNA
+0.6g
140 2-
the KC
to
roll and
Revision 1