S-TEC Fifty Five X - Page 27

2-12 3rd Ed. Sep 30, 06
S–TEC
Table 2-2. Pre-Flight Test (continued from page 2-10)
ACTION RESPONSE
29. Turn OBS until CDI needle is
centered.
A/C Control Wheel stops.
30. Press HDG mode selector switch
to engage heading mode.
HDG, VS, and +0 annunciations only
appear on AP display.
31. Move A/C Control Wheel as far
forward as possible.
After 3 seconds, TRIM
∧
annunciation appears on AP display,
as shown in Fig. 2-12a.
After 7 seconds, TRIM
∧
annunciation flashes.
32. Move A/C Control Wheel as far
aft as possible.
After 3 seconds, TRIM
∨
annunciation appears on AP display,
as shown in Fig. 2-12b.
After 7 seconds, TRIM
∨
annunciation flashes.
33. Move A/C Control Wheel forward
until TRIM
∨
is extinguished.
HDG, VS, and +0 annunciations only
appear on AP display.
Note: If autopilot is equipped with autotrim, then proceed to step 34.
Otherwise, proceed to step 38 only if autopilot is equipped with a Remote
Annunciator, and A/C is equipped with a Flight Director. If this is not the case,
then proceed to step 60.
34. Set Trim Master Switch to ON
position.
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