As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA - DURING SHOP INSPECTION OF R1 DOOR EMERGENCY EVACUATION SLIDE (REMOVED DUE TO APPROACHING TIME LIMIT) THE EMERGENCY LIGHTS WERE FOUND INOPERATIVE WHEN SLIDE WAS DEPLOYED. REPLACED THE BATTERY PACK AND LIGHTS OPERATED NORMALLY. (W)