What was found
FLIGHT 2267. ON TAXI OUT AIRCRAFT KEPT VEERING TO THE LEFT. ON TAKE OFF AIRCRAFT VEERED LEFT AND FO HAD FULL RIGHT RUDDER THE CAPTAIN MADE A CORRECTION WITH THE TILLER BACK TO THE RIGHT AFTER LETTING GO OF THE TILLER THE AIRCRAFT VEERED TO THE LEFT AGAIN WE ABORTED TAKE OFF AIRCRAFT WAS ONLY UNDER CONTROL WITH TILLER ABORT WAS ABOUT 80 KTS. RETURNED TO GATE. REMOVED FROM SERVICE. BRAKE TEMPS NORMAL UPON ARRIVAL TO HANGAR PERFORMED BRAKE OPS TEST, MAIN/NOSE TIRE PRESSURE/ WEAR CHECK. NO ABNORMAL FINDINGS. LH/RH FUEL TANKS WITHIN 150LBS OF EACH OTHER UPON ARRIVAL. REF FIM TASK 32-00-00-810-802-A, STEPS 5A-5G, 5J. STEERING PARAMETERS WITHIN LIMITS, REF AMM TASK 32-52-00-710-801-A. REPLACED STEERING HANDWHEEL. REF AMM TASK 32-53-05-000-801-A AND 32-53-05-400-801-A. OPS TEST FAILED. REPLACED STEERING MANIFOLD AND PERFORMED MTX TAXI. A/C NO LONGER VEERS TO THE LEFT. RETURNED TO SERVICE.