As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKE-OFF AT 110 KT GOT "WHEEL WELL FIRE". REJECTED TAKE-OFF AS SOON AS AIRCRAFT SLOWED WARNING WENT OUT. BRAKE TEMP WENT UP TO 7. R&R WHEEL WELL FIRE DETECTION CARD (M691) REF AMM 26-17-00-5, SYSTEM OP CK'D NORMAL. RAN APU AND INSPECTED THE AIR SUPPLY DUCT IN THE LEFT WHEEL WELL. FOUND THAT DUCT WAS LEAKING AIR FROM A CLAMP JUST AFT OF THE CENTER ISOLATION SHUTOFF VALVE AND BLOWING RIGHT ONTO OVERHEAT DETECTOR. ADJUSTED AND TIGHTENED CLAMP REF AMM 36-11-04-4. LEAK CHECK GOOD.