g. Inspect adapter gasket seat for gouges, deep scratches, wrench marks, and mutilation. If any of these conditions are found, install a new adapter. h. Place a new filter element in can and insert hollow stud with a new metal gasket in place, through the can and filter element. i. Position a new lower gasket inside flange of lid. Place lid in position on can. j. Install filter assembly on adapter with a new upper gasket in place. While holding can to prevent it from turning, tighten hollow stud and torque to 20-25 lb-ft (240-300 lb-in), using a torque wrench. k. Install parts removed for access, and service the engine with proper grade and quantity of engine oil. One additional quart of oil is required each time filter element is changed. 1. Start engine and check for proper oil pressure Check for oil leaks after warming up engine m. Again check for oil leakage after engine has been run at a high power setting (preferably a flight around the n. Check to make sure that the filter has not been in contact with adjacent parts due to engine torque o. While engine is still warm, recheck torque on hollow stud, then safety hollow stud to bracket on can, and safety adapter nut to other bracket on filter