Garmin GPS 55AVD - Manual (Page 70)

C-5
· Drill an oblong hole in the mounting surface to allow clearance for the
power/data cable and connector.
· Mount the connector plate to the mounting surface using appropriate
screws (#8 flat head screws are recommended).
· Slide the cradle onto the connector plate and install the coinslot screw.
· Install the power/data cable.
To adjust the surface mount...
The surface mount has been designed to allow the GPS 55 to be installed
either with or without the battery pack attached. To adjust the surface mount