What was found
CABIN EMERG LIGHT: ON DESCENT INTO KEGE WE NOTICED THAT THE CABIN EMER LIGHTS WERE FLASHING.WE RECYCLED THE EMER LIGHT SWITCH BUT IT CONTINUED TO FLASH WITH THE SWITCH IN THE ARM POSITION. // SIGNOFF// TRIED SWITCHING- EMER LIGHTS TO ARM AND THEY WERE FLASHING . GAINED ACCESSED TO FRONT AND BACK EMER BATTERY'S. PARTS ON ORDER. 7/24/2021 OS REMOVED #1 FWD ERNER BATTERV. INSTALLED NEW #1 FWD ERNER BATTERV IAW EMB-505 AMM CH 33-52-01 REMOVED #2 AFT BATTERV. INSTALLED NEW #2 AFT ERNER BATTERY IAW EMB-505 AMM CH 33-52-01. OPS CHECK GOOD IAW EMB-505 AMM CH 33-52-00