As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 1: #1 BLEED VALVE WOULD NOT CLOSE. A TEST FLIGHT EVAL REVEALED #1 ENG BLEED VALVE STILL DID NOT CLOSE AFTER FILTER CLEANING. REMOVED AND REPLACED BLEED VALVE IAW ARRIEL 1E2 75-31-00-900-804-A01. OPERATIONAL CHECK SUCCESSFULLY COMPLETED.