As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF AT 3000 FT AGL, LT BLEED FAIL, LIGHT ILLUMINATED. LT BLEED SWITCH WAS SELECTED "OFF" AND RTB WITH OUT INCIDENT. OVERHEAT DETECTION TUBING UNDER CO-PILOTS FLOOR WAS FOUND CHAFED AND PREVIOUSLY REPAIRED, TUBING WAS REPLACED WITH NEW. LT FIREWALL BLEED AIR SHUTOFF VALVE FOUND FAILED IN OPEN POSITION. VALVE AND CONNECTOR WERE CLEANED AN OPS CHECKED GOOD.