Cessna 182S Pilot Operating Handbook page 342

CESSNA
MODEL 182S
SECTION 9 - SUPPLEMENTS
SUPPLEMENT 15 - FAA APPROVED
4. HEADING (HDG) MODE SELECTOR BUTTON -- When
pushed, will select the Heading mode, which commands the
airplane to turn to and maintain the heading selected by the
heading bug on the Directional Gyro. A new heading may be
selected at any time and will result in the airplane turning to
the new heading. The button can also be used to toggle
between HOG and ROL modes. For airplane serials
18280165 thru 18280944 not incorporating Honeywell Servicel
Bulletin KC140-M1, this button can also be used to engage
the autopilot in HOG mode.
5. NAVIGATION (NAV) MODE SELECTOR BUTTON -- When
pushed, will select the Navigation mode. This mode provides
automatic beam capture and tracking of VOR, LOC, or GPS
signals as selected for presentation on the #1 CDI. NAV
mode is recommended for en route navigation tracking .
6. APPROACH (APR) MODE SELECTOR BUTTON -- When
pushed, will select the Approach mode. This mode provides
automatic beam capture and tracking of VOR, GPS, LOC and
Glideslope (GS) on an ILS, as selected for presentation on #1
COL APR mode tracking sensitivity is recommended for
instrument approaches.
7. BACK COURSE APPROACH (REV) MODE BUTTON -- This
button is active only when the coupled navigation receiver is
tuned to a LOC/ILS frequency. When pushed will select the
Back Course approach mode. This mode functions identically
to the approach mode except that the autopilot response to
LOC signals is reversed. Glideslope is locked out with REV
mode.
8. ALTITUDE HOLD (AL T) MODE SELECT BUTTON -- When
pushed, will select the Altitude Hold mode. This mode
provides capture and tracking of the selected altitude. The
selected altitude is the airplane altitude at the moment the AL T
button is pressed. If the AL T button is pressed with an
established VS rate present, there will be about a 10% (of VS
rate) overshoot. The airplane will return positively to the
selected . altitude. For airplane serials 18280165 thrul
18280944 not incorporating Honeywell Service Bulletin
KC140-M1, this button may be used to engage the autopilot in
ALT mode.
Figure 2. Bendix/King KAP 140 2-Axis Autopilot Operating Controls
I
and Indicators (Sheet 2)
Revision 3
S1S-9