As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IMMEDIATELY AFTER T/O ACM O'HEAT LIGHT CAME ON FOLLOWED BY LT BLEED AIR OVERHEAT. EMER PRESS LIGHT DID NOT COME ON. STARTED TO SMELL FUMES. RETURNED TO BASE. REMOVED & REPLACED LT BI-LEVEL FLOW VALVE IAW 560XL M/M CH 21-11-00 LEAK & OPS CHECK GOOD.