As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:PS DURING PERIODIC SERVICE CHECK, FOUND EMERGENCY LIGHT L312 AT INOP. DETERMINED WIRES CRIMPED BETWEEN STRUCTURE AND LIGHT ASSY. LIGHT ASSY WAS ALSO UNSERVICEABLE. SHORTED PWR WIRE BLEW LOAD FUSE IN BATTERY PACK/CHARGER. REPLACED BATTERY PACK/CHARGER AND L312 LIGHT ASSY. REPAIR DAMAGED WIRING TO LIGHT. EMERGENCY LIGHT CHECKED NORMAL AFTER CORRECTIVE ACTION.