Kap 140 Two Axis With Altitude Preselect Operation - Honeywell KAP 140 Installation Manual

KAP 140 Two Axis with Altitude Preselect Operation

1. PITCH AXIS, (P) ANNUNCIATOR
- When illuminated, indicates failure of the pitch axis and will disengage the autopilot when
the failure occurs and not allow engagement of the pitch axis.
2. AUTOPILOT ENGAGE/DISENGAGE (AP) BUTTON
- When pushed and held for 0.25 seconds, engages autopilot if all logic conditions are met.
The autopilot will engage in the basic roll (ROL) mode which functions as a wing leveler
and in the vertical speed (VS) hold mode. The commanded vertical speed is be displayed
in the upper right corner of autopilot display area for three seconds after engagement or if
either the UP or DN button is pressed. The captured VS will be the vertical speed present
at the moment of AP button press. When pressed again will disengage the autopilot.
3. ROLL AXIS (R) ANNUNCIATOR
- When illuminated, indicates failure of the roll axis and will disengage the autopilot and not
allow engagement.
4. HEADING (HDG) MODE SELECTOR BUTTON
- When pushed, will arm the Heading mode, which commands the airplane to turn to and
maintain the heading selected by the heading bug on the DG. A new heading may be
selected at any time and will result in the airplane turning to the new heading.
Button can also be used to toggle between HDG and ROL modes.
5. NAVIGATION (NAV) MODE SELECTOR BUTTON
- When pushed, will arm the navigation mode. The mode provides automatic beam capture
and tracking of VOR, LOC or GPS as selected for presentation on the CDI. NAV mode is
recommended for enroute navigation tracking. NAV mode may also be used for front
course LOC tracking when GS tracking is not desired.
6. APPROACH (APR) MODE SELECTOR BUTTON
- When pushed, will arm 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 the CDI. APR mode is recommended for instrument approaches.
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