What was found
CRUISING AT FL 330 RECEIVED INTERMITTENT FLW LIGHT ON CABIN PSI AND MASTER WARNING ILLUM AND SOUNDED. RETURND TO BLOCK. MTC FOUND CRACKED DUCT ON RIGHT PACK AND REPAIRED IAW DPS 10.225.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CRUISING AT FL 330 RECEIVED INTERMITTENT FLW LIGHT ON CABIN PSI AND MASTER WARNING ILLUM AND SOUNDED. RETURND TO BLOCK. MTC FOUND CRACKED DUCT ON RIGHT PACK AND REPAIRED IAW DPS 10.225.