What was found
AIRCRAFT WAS NOT GROUNDED: EMERGENCY SUPPLY UNIT 12WL FAILED BITE TEST. REPLACED BATTERY WITH NEW IAW AMM 33-51-38, OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS NOT GROUNDED: EMERGENCY SUPPLY UNIT 12WL FAILED BITE TEST. REPLACED BATTERY WITH NEW IAW AMM 33-51-38, OPS CHECK GOOD.