As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 304 - ACY - VERTICAL SPEED WHEEL DOES NOT AGREE WITH VERTICAL SPEED IN DESCENT AND CLIMB. AT 500 IN CLIMB ON VERT SPEED WHEEL, A/C CLIMBS 2000 FPM, 500 FPM DESCENDS AIRCRAFT AS MUCH AS 2500 FPM. REMOVED AND REPLACED NR 2 VG. OPS CHECK GOOD IAW DC-9 MM 34-27-0. NO OTHER DEFECTS NOTED. (M)