3-26 3rd Ed. Sep 30, 06
S–TEC
At the appropriate time, set the Heading Bug to the FRONT OUTBOUND
PROCEDURE TURN heading, and then press the HDG mode selector switch to
engage the heading mode. Hold this heading until the point at which it is time to
turn the aircraft again. At that point, turn the Heading Bug in two successive 90°
increments, to establish the aircraft on the FRONT INBOUND PROCEDURE
TURN heading.
Heading System HSI
Course Pointer remains unchanged on compass card.
Heading System DG
Set Heading Bug to FRONT INBOUND LOC course on compass card.
Press the NAV mode selector switch to engage the navigation approach mode.
The NAV and APR annunciations will appear as shown in Fig. 3-32, to
acknowledge that this mode is engaged. The autopilot will intercept and
track the FRONT INBOUND LOC course.
Fig. 3-32. AP Display, NAV APR Mode Engaged, Track LOC Front Course Inbound
A summary pictorial of this procedure is shown in Fig. 3-33.