What was found
ON TAXI OUT, HAD INTERMITTENT C FLT CONT HYD EICAS MESSAGE. SECURED VALVE OPEN IAW MEL. OFF LIGHT ON C FLT CONTROL SWITCH LIGHT INOP. REPLACED CENTER VALVE. OPS NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON TAXI OUT, HAD INTERMITTENT C FLT CONT HYD EICAS MESSAGE. SECURED VALVE OPEN IAW MEL. OFF LIGHT ON C FLT CONTROL SWITCH LIGHT INOP. REPLACED CENTER VALVE. OPS NORMAL.