As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING SERVICE CHECK, FOUND PIN INSTALLED IN L1 DOOR ESCAPE SLIDE. REMOVED PIN. PERFORMED VISUAL INSPECTION AND VERIFIED PART EFFECTIVITY IAW IPC. REINSTALLED DOOR SLIDE IAW AMDS WORK CARD 2561-9004 AND COMPLETED REQUIRE INSPECTION. THE ACFT HAS RETURNED TO SERVICE.