What was found
BATTERY PACKS AT OVERWING EMERGENCY EXIT HATCHES ARE WEAK. SUPPORT TASK NSA EMX N/R 00179. REMOVED BATTERY PACKS FROM BATTERY CHARGERS M1695 AND M1694 AT LH AND RH OVERWING EMERGENCY EXIT HATCHES, INSTALLED REPLACEMENT EMERGENCY LIGHT BATTERY PACK P/N: AD-D717-01-100 S/N: 355252 (M1694) AT L/H EMERGENCY EXIT,AND INSTALLED REPLACEMENT EMERGENCY LIGHT BATTERY PACK P/N: AD-D717-01-100 S/N: 316222 (M1695) AT R/H EMERGENCY EXIT. PERFORMED EMERGENCY LIGHTS OPERATIONAL TEST IAW B737-800 AMM 33-51-00-710-801. TEST PASSED. DATA WAS TRANSCRIBED FROM NSA EMX N/R 00179.