What was found
HORIZONTAL STAB JACKSCREW ACME NUT MECHANICAL STOP FOUND MISSING AND ACME NUT HAD 2 INCH VERTICAL CRACK AT BOTTOM EDGE OF NUT. CONDITION FOUND DURING ACCOMPLISHMENT OF AD 2000-03-15, PARAGRAPH. ELECTRICAL STOP FOUND OUT OF ADJUSTMENT AND WAS CORRECTED. UPON EXAMINATION OF JACKSCREW AT MAIN BASE, IT WAS FOUND THAT THE ACME NUT LOWER EDGE HAD APPROXIMATELY .25 INCH BY 1 INCH PIECE MISSING, NOT A 2 INCH VERTICAL CRACK AS PREVIOUSLY REPORTED. THE 2 INCH VERTICAL CRACK WAS FOUND TO BE IN THE GIMBAL RING UNIT SUPPORT, P/N 3914162-1. (M)