What was found
WALKING UP TO THE AIRPLANE, NOTICED THE VENT DOOR WAS NOT FLUSH WITH CABIN DOOR. CANNOT COMPLY WITH MEL 52-70 WRITEUP, DOOR VENT WONT CLOSE COMPLETELY. TESTED CABIN DOOR TWICE WITH A CREWMEMBER ON BOTH SIDES OF DOOR TO ENSURE PROPER OPERATION, WITH AND WITHOUT APU POWER /AIR. INSPECTED PRESSURE VALVE DOOR ROD AND FOUND IT OUT OF ADJUSTMENT. NEED OK TO ADJUST MED PRESSURE VALVE DOOR ROD. "OK" TO ADJUST MED PRESSURE VALVE DOOR ROD. ADJUSTED MED PRESSURE VALVE DOOR ROD IAW CL650 AMM CH 52-11-00. PERFORMED OPERATIONAL CHECK IAW CL650 MM CH 52-11-00 OPS CHECKED GOOD. ADJUSTMENT AND OPERATIONAL TEST SATISFACTORY