Honeywell KFC 150 Pilot's Manual page 36

Heading (HDG) Select desired heading on the "bug' on the
KG
107
(or optional
KI
525A), and the autopilot
will turn to and maintain the heading.
Navigate (NAV)
(VOR/RNAV)
With
VOR
(or RNAV) course selected on the
CDI or PNI, the autopilot will intercept and track
the appropriate course.
With an
ILS
or
VOR
(or RNAV) course selected
on the CDI or PNI, the autopilot will intercept and
track the appropriate localizer and glideslope for
ILS, or the appropriate course for VOR or RNAV.
With the ILS front course set into the CDI or PNI,
the autopilot will capture and track a reverse
LOC course. Glideslope is locked out.
The autopilot will maintain the engaged altitude.
Depressing the test button initiates a test of the
KAP
150
circuitry including operation
of
various
modes and
of
the trim. The test must be
performed after turn on before the autopilot can
be engaged.
Approach (APR)
(ILS, VOR or RNAV)
Back Course (BC)
Attitude Hold (ALT)
Test Button
Vertical Trim This rocker switch allows you to adjust the pitch
to achieve approximately a
500
fpm rate of
change while in ALT hold, or a rate
of
aoprox-
mately
.9
degrees per second when no? in
ALT hold.
This switch mounted on the control wheel allows
you to maneuver the aircraft in pitch and roll
without disengaging the autopilot. After the CWS
switch is released, the autopilot resumes control
of
the aircraft.
Control Wheel Steering
35