What was found
DESCENDING INTO BOS WHEN THE CABIN PRESSURE BECAME ERRATIC. THE CAPTIAN REQUESTED A MORE RAPID DESCENT AND THE TOWER ALERTED THE AIRPORT EMERGENCY EQUIPMENT TO STANDBY. THE AIRCRAFT LANDED AT BOS WITHOUT FURTHER INCIDENT. MX REALIGNED AFT PRESSURE BULKHEAD DOOR, CLEANED SEAL AREA AND REMOVED EXCESS VELCRO FROM AREA. MAINTENANCE PERFORMED AN OPERATIONAL CHECK OF THE PRESSURE SYSTEM. AIRCRAFT PRESSURIZED NORMAL. NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE. (M)