As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING AN OPS CHECK OF THE EMERGENCY PNEUMATIC SYSTEM, FUNCTION OF R1 DOOR SLIDE LOWER HINGE FLAP PANEL CONTACTED THE FLOOR AND BROKE OFF THE DOOR. THE SLIDE STILL FUNCTIONS NORMALLY. R & R R1 SLIDE COVER ASSY IAW AMM 25-61-15-400-801.