What was found
SUPPORT TASK; EMERGENCY BATTERY PACK M1670 INOP AT STA 727C +13 LEFT. REMOVED & REPLACED BATTERY PACK & CHARGER ASSY M1670 AND OPS CHECKED GOOD IAW B737-789AMM 33-51-06.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SUPPORT TASK; EMERGENCY BATTERY PACK M1670 INOP AT STA 727C +13 LEFT. REMOVED & REPLACED BATTERY PACK & CHARGER ASSY M1670 AND OPS CHECKED GOOD IAW B737-789AMM 33-51-06.