What was found
EMERGENCY DECLARED. EMERGENCY DESCENT INTO DESTINATION DUE TO CABIN PRESSURIZATION WARNING LIGHTS AND ANOMALIES. OXYGEN MASKS DID NOT DEPLOY. PERFORMED CHECK OF OVER PRESSURE SAFETY VALVES IAW 21-32-07, LEAKAGE TEST IAW 21-00-00-501, NEGATIVE PRESSURE RELIEF VALVE DOOR TEST, BITE CHECK OF PRESSURE CONTROLLER IAW 21-32-00. NO FAULTS NOTED. DURING DECAY CHECK, FOUND FORWARD DOOR HAS HOLE IN SEAL AT UPPER FORWARD CORNER OF DOOR . REPAIRED DOOR SEAL RUPTURE IAW SRM 52-04-00. OPERATIONAL CHECKED GOOD. AIRCRAFT WAS GROUNDED.