What was found
FLT 464 - CUL-HMO - AIRCRAFT RETURNED TO PLATFORM, DURING TAXI ANTI-SKID LIGHTS CAME ON. DURING REVISION, DETECTED FAILURE OF DUAL PRESS CONTROL VALVE. THE DUAL PRESSURE CONTROL VALVE AT LEFT INTERIOR SIDE WAS REPLACED IAW MM 32-43-02, ALL TESTS CORRECT. (M)