Garmin G3X Installation Manual page 791

1. Clamp the GMU 22 Installation Rack (Figure A-8) in place and match drill the GMU 22 Bracket
through three countersunk mounting holes.
2. Mark the center of the three mounting screw holes.
3. Remove the GMU 22 mounting plate.
4. Drill the clearance holes in the GMU 22 Mounting Bracket.
5. Rivet the GMU 22 Installation Rack (115-00481-X0) to the Top Bracket Assembly
(115-01017-00) as shown in Figure A-9.
190-01115-01 G3X/G3X Touch Installation Manual - Airframe Specific Installation Guidance
Rev. AA
Figure A-8 GMU 22 Installation Rack (ES / ES-P)
Figure A-9 GMU 22 Installation Rack (ES/ES-P)
Page A-8