What was found
TUS - LEFT ENVIRONMENTAL FAIL IN-FLIGHT. MAINTENANCE REPLACED RIGHT THROUGH-VALVE AND SYSTEM OPS NORMALLY. (X)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
TUS - LEFT ENVIRONMENTAL FAIL IN-FLIGHT. MAINTENANCE REPLACED RIGHT THROUGH-VALVE AND SYSTEM OPS NORMALLY. (X)