What was found
LGA-BWI FLIGHT 3679 - ELEVATOR TRIM WAS AT MAXIMUM NOSE DOWN DURING CLIMB, CRUISE, AND LANDING ATTITUDE. AIRCRAFT LANDED WITHOUT INCIDENT IN BWI. INITIAL INSPECTION REVEALED THE RIGHT ELEVATOR INBOARD AFT FAIRING BENT UP AND OUTWARD, INHIBITING THE INBOARD SPRING TAB. FURTHER INVESTIGATION REVEALED THE UPPER RIGHT ELEVATOR STOP BUMPER MISSING AND THE LEFT UPPER BUMPER DETERIORATED. THE AIRCRAFT WAS INSPECTED, NEW BUMPERS INSTALLED (4), THE FAIRING WAS REPLACED, ELEVATOR AND RUDDER TRAVEL CHECKED GOOD, ALL IAW DHC PROCEDURES. AIRCRAFT WAS RETURNED TO SERVICE.