What was found
AFTER LANDING AND APU START, VERY STRONG ODOR OF RAW JET FUEL IS COCKPIT AND CABIN. RAN APU. NOTED MUSTY ODOR COMING FROM VENTS. AFTER 2 MINUTES ODOR BEGAN TO DISIPATE. REMOVED AND INSPECTED THE WATER SEPERATOR AND THE WATER SEPERATOR FILTER. NO DISCREPANCIES NOTED. REMOVED AND INSPECTED THE CONDENSOR. NOTED STRONG MUSTY ODOR COMING FROM THE CONDENSOR. CLEANED THE CONDENSOR, WATER SEPERATOR, AND FILTER. RAN APU. NO DISCREPANCIES NOTED. OPS CHECK GOOD. PERFORMED A LEAK CHECK OF THE WATER SEPERATOR, FILTER, AND CONDENSOR. LEAK CHECK GOOD. WORK DONE IAW CH. 21-505 AND 21-206 OF THE F-2000 MM.