...Tested Volt/amp gage-appears okay. Wired L fuel gage & its internal light Grd to panel GRD on same lug. Soldered & shrinkwrapped L fuel gage internal ORG wire , spliced with L fuel gage and used female Dsub pin to install in pin 15 of the panel/inst. lt dimmer. Wired L fuel gage I (current) with #20 wire. Labeled back of L fuel gage, Main Bus Bar/Pwr, Icom batt, Main Bus. Ran AOA #20 power wire from CB to Main Bus Bar. Labeled R fuel gage GRD/CUR/SEN. AOA power direct to Main Bus Bar