As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT DUCT PRESSURE INDICATES ZERO FOUND BROKEN AIR LINE REF IPC 36-11-51-02A. ITEM NUMBER 105. REMOVED AND REPLACED BROKEN LINE FROM BAR TO PRECOOLER CONTROL VALVE REF 36-11-04. PERFORMED A PNUEMATIC HEALTH CHECK ON THE L/H ENG REF AMM 36-11-00 WITH NO OTHER DEFECTS NOTED. OPS CHECK, LEAK CHECK GOOD.