As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HYD Y RSVR OVHTON CLIMBOUT...COOLEDAND RESET AFTER 10 MIN TROUBLESHOT IAW TSM 29-13-00-810-802-A. FOUND FAULTY CHECK VALVE. REMOVED AND REPLACED YELLOW E-PUMP CHECK VALVE IAW AMM TASK 29-24-21-400-001-A. LEAKS AND OPS CHECK GOOD. ALSO RAN ENGINE AT IDLE WITH BOTH YELLOW ELECTRIC AND ENGINE PUMP ON TO ATTEMPT TO INDUCE FAULT. NO LEAKS, NO DEFECTS NOTED. OKAY TO CONTINUE.