What was found
WHEN SELECTING EMERGENCY LTS SWITCH ON OVERHEAD TO ON, COCKPIT OVERHEAD LT DOES NOT ILLUMINATE. ALL OTHERS OPERATE NORMALLY. PER WDM 33-51-21 FOUND GOOD GROUND BITWEEN GD602 AND G TERMINAL OF RESISTER R10381 AND DISCOVERED THAT WIRE WAS BROKEN FROM RESISTER R10381 P TERMINAL LUG, RETERMINATED THE WIRE AND AS A PRECAUTION REPLACED THE 10 OHM RESISTER (R10381) PER THE ABOVE LISTED REFERENCE AND OPS CHECK EMERGENCY LIGHT AND OPS CHECK GOOD.