What was found
(CAN) NR 1 AND NR 2 BLEED HOT CAUTION LIGHTS ILLUMINATED ON TAKEOFF ROLL. T/O ABORTED. BLEED WERE ON/MIN FOR T/O. WHEN BLEEDS WERE TURNED OFF IAW CHECKLIST, BOTH LIGHTS EXTINGUISHED. CDS INDICATED LT, RT FCV, LHPSOV, LT NAPRSOV IN PRESENT FAULTS. VERIFIED FCV FAILED. REPLACED PACK FLOW CONTROL VALVE IAW AMM TASKS 21-52-000-801, AND 21-52-01-400-801. TESTS GOOD. PERFORMED OPS TEST OF BLEED AIR SYSTEM IAW AMM TASK 36-11-710-802. FAULTS DID NOT RE-OCCUR REF FIM TASK 36-20-00-810-805.