A quick walkthrough of getting the battery door open and making sure batteries are installed properly.
https://www.mhoxygen.com/2016/wp-content/uploads/wpmf_remote_video/installing-batteries-in-an-eds-o2d1-tutorial-mountain-high-aviation-oxygen-1.jpg7201280David Marquardthttps://www.mhoxygen.com/2016/wp-content/uploads/MHOxygenLogo_680x218.pngDavid Marquardt2014-03-04 14:42:082023-09-08 13:34:50Installing Batteries in an EDS O2D1