What was found
MDIS 974 33-50 7299 18FEB21 MUC OPEN U SEE ALSO 33-50 WRI 7298: EMRGENCY LIGHTS IN CABIN MID AND RIGHT AND RIGHT EXTERIOR DOES NOT ILLUMINATE IN ALL POSITIONS. TROUBLESHOOTING PERFORMED, FOUND NO ILLUMINATION ON RH SIDE. ACC AMM: 33-51-07-2 BATTERY AT POS M730 REMOVED AND REPLACED , FUNCTION CHECK PERFORMED, FOUND OK PART DETAIL ACC GMM 12-7-600: BATTERY,HOLDER ASSY-BATTERY