Garmin G1000 Nxi System Maintenance Manual page 142

12. Press the Go Around button on the throttle and engage the autopilot. Apply a forward
load on the control yoke. Verify that the pitch trim wheel rotates in the UP direction.
13. Disengage the autopilot and flight director. Use the pitch-trim switch (or the pitch-trim
wheel) to trim full down.
14. Hold the control yoke in the full forward position.
15. Engage the autopilot, apply firm aft pressure on the control yoke for approximately 10
seconds, allowing the pitch-trim wheel to move freely. Verify that the amber ELE↓
annunciator is displayed on both PFD 1 and PFD 2.
16. Disengage the autopilot and use the pitch-trim switch (or the pitch-trim wheel) to trim full
up.
17. Move the control yoke to the full aft position and hold.
18. Press the Go Around button on the throttle and engage the autopilot. Apply firm forward
pressure on the control yoke for approximately 10 seconds, allowing the pitch-trim wheel
to move freely. Verify that the amber ELE↑ annunciator is displayed on both PFD 1 and
PFD 2.
19. Disengage the autopilot.
If the ELE annunciation appears during any of the following steps, reset the trim
wheel and repeat the test step.
20. Use the pitch-trim switch (or the pitch-trim wheel) to trim full down.
21. Hold the elevator in the neutral position (control wheel at the mid-point position between
full forward and full aft), press the HDG and ALT buttons on the mode controller and
center the heading bug.
22. Engage the autopilot and turn the heading knob to set the heading bug to the right of
center. Hold the control yoke centered for approximately 10 seconds. Verify that the
amber AIL→ annunciator is displayed on both PFD 1 and PFD 2.
23. Turn the heading knob to set the heading bug to the left of center. Hold the control yoke
centered for approximately 10 seconds. Verify that the amber ←AIL annunciator is
displayed on both PFD 1 and PFD 2.
24. Disengage the autopilot and clear all flight director modes.
25. Ensure the aircraft is on the ground and the nose wheel is approximately straight.
In the following steps, slow, continuous rudder pedal movement is needed
to overcome clutch torque. If pedal movement is stopped before the
annunciation is displayed, return the rudder pedals to the neutral position
and repeat step.
26. Engage the yaw damper.
27. Begin to apply pressure slowly to the right rudder pedal. When pedal resistance is felt,
continue to apply pressure slowly for approximately 20 to 30 seconds.
28. Verify that the amber ←RUD annunciator is displayed on both PFD 1 and PFD 2.
G1000 NXi System Maintenance Manual
King Air 300 Series
190-00716-N1
NOTE
NOTE
Page 129
Revision 1