Garmin G3X Installation Manual page 782
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Also See for G3X:
- Installation manual (849 pages) ,
- Pilot's manual (470 pages) ,
- Maintenance manual (134 pages)
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34.2.3 GSU 25
NOTE
A pitot/static check as outlined in 91.411 and Part 43 Appendix E must be completed if the
pitot/static lines are broken.
CAUTION
During a pitot/static test, if the AOA port is unused, connect it to the static port to
avoid overpressuring (and causing damage to) the internal AOA sensor.
34.2.3.1 Original GSU 25 is Reinstalled
No software or calibration is required if the original GSU 25 is reinstalled in its original mounting location.
Continue to
Section
34.2.4.
34.2.3.2 New GSU 25 is Installed
Any time a new GSU 25 is installed, or an existing GSU 25 is moved to a different mounting location, the
AHRS unit orientation
(Section 31.4.3.2
systems), pitch/roll offset
systems), and magnetometer calibration procedures
Section 32.4.5.5
for GDU 45X/46X systems) must be performed. The correct GSU 25 software version
will automatically be loaded from the GDU.
34.2.4 GMU 22
NOTE
If the GMU 22 is removed, the anti-rotation properties of the mounting screws must be
restored. This may be done by replacing the screws with new Garmin P/N 211-60037-08.
If original screws must be re-used, coat screw threads with Loctite 242 (blue) thread-
locking compound, Garmin P/N 291-00023-02, or equivalent. Important: Mounting
screws must be brass.
34.2.4.1 GMU 22 is Reinstalled
Any time a GMU 22 is reinstalled, a new magnetometer calibration is required
GDU 37X systems and
34.2.4.2 New GMU 22 Installed
If a new GMU 22 is installed (new serial number), a new magnetometer calibration
GDU 37X systems and
magnetometer calibration, the Return to Service Procedure is complete.
34.2.5 GEA 24
No additional action is required when a GEA 24 is reinstalled or replaced. The correct GEA 24 software
version and EIS configuration will automatically be loaded from the GDU.
190-01115-01
Rev. AA
for GDU 37X systems and
(Section 31.4.3.3
for GDU 37X systems and
Section 32.4.5.5
for GDU 45X/46X systems). Continue to Section 34.2.4.2
Section 32.4.5.5
for GDU 45X/46X systems) is required. Following a successful
Section 32.4.5.2
Section 32.4.5.3
(Section 31.4.3.5
for GDU 37X systems and
G3X/G3X Touch Installation Manual - Maintenance
for GDU 45X/46X
for GDU 45X/46X
(Section 31.4.3.5
for
(Section 31.4.3.5
for
Page 34-6
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