What was found
OVERWING EMERGENCY EXIT AT SEAT 16F MAKES LOUD LEAKING NOISE IN FLIGHT. PRESSURIZATION OPERATES NORMAL ALL PHASES OF FLIGHT. FAULT CODES D223616F AND D224216F. ACFT GROUNDED. PRESSURIZED ACFT TO 2 PSI, FOUND RT OVERWING EXIT EXTERIOR HANDLE TO BE LEAKING. ATTEMPTED TO OPEN EXIT DOOR & FOUND EXTREMELY HARD TO OPEN WITHOUT EXCESSIVE OF FORCE. REMOVED LINER & FOUND AFT LOWER STOP TRACK OUT OF ADJUSTMENT. ADJUSTED THE STOP TRACK IAW AMM 52-22-00. DOOR NOW OPERATES NORMAL. REINSTALLED LINER IAW AMM 52-22-51. PRESSURIZED ACFT, NO LEAKS NOTED.