What was found
DURING C-03 CHECK VERIFICATION FLT AFTER T/O PILOTS OBSERVED AN ELAC 1 & 2 PITCH FAULT FOLLOWED BY A REPORT THAT STAB JAMMED & STAB TRIM WHEELS WERE HARD TO MOVE. MAINT R&R THS ACT IAW A320 AMM. LEAK AND OPERATIONAL TEST OF THE THS ELECTRICAL CONTROL GOOD IAW A320 AMM. FUNC TEST OF TRIMMABLE HORIZONTAL STAB ACT CONFIRMED FAILURE OF UNIT. FAILURE FOUND ON 2 PTA ELECTRIC MOTORS AS WELL AS OTHER FAULTS. DISASSEMBLY REVEALED UNIT LEAKING FROM COMMAND RVDT PACK, PTA PLUNGER, MOTOR SHAFT SEALS, & THRESHOLDS, A BACK SEAL FOUND MISSING AS WELL AS A SPRING ON PTA PLUNGER. ACCOMPLISHED SB 47145-27-04 & SB 47145-27-05 CHANGING MFG PN TO 47145133. UNIT CLEANED, INSPECTED, REPAIRED, RECALIBRATED, & RECERTIFIED IAW CMM.