As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLT - DURING HEAVY MAINTENANCE C-CHECK, THE FORWARD SERVICE DOOR SLIDE WAS ACTUATED FOR AN ANNUAL CHECK. THE DOOR DID NOT OPEN FULLY THEREBY CAUSING THE SLIDE NOT TO AUTO-DEPLOY. THE SLIDE DID FUNCTION NORMALLY WHEN ACTIVATED MANUALLY. MAINTENANCE FOUND THE SEPARATION LINK INTERNAL SPRING WAS NOT SECURE. THE SPRING WAS REINSTALLED. (X)