TM10-3930-660-20 5-5. AIR CLEANER ASSEMBLY - REPLACE/REPAIR (Cont’ d) 5. 6. USING AN ASSISTANT REMOVE FOUR CAPSCREWS  (19) , FOUR FLATWASHERS (20) , FOUR LOCKWASHERS (21) , AND FOUR NUTS (22) SECURING TWO CLAMPS (23) AND HOUSING (3) TO REAR ENGINE COVER (24) . DISCARD LOCKWASHERS (21) . REMOVE MOUNTING HARDWARE (PARTS 26- 31) SECURING ENGINE COVERS (16) AND (24 ) TO ALLOW FOR REMOVAL OF HOUSING (3) AND AIR INLET TUBE (25) . Bolts (26) are longer than other bolts used to secure engine covers (16) and (24) . Note location of bolts (26) for use during installation. a. Remove two bolts (26), two lockwashers (27) and two flatwashers (28) securing left- hand side of front engine cover (16) . Discard lockwashers (27). b. Remove remaining twelve bolts (29), twelve lockwashers (30), and twelve flatwashers (31), securing front and rear engine covers (16) and (24) to each other, to vehicle frame, and to radiator cover (32). Discard lockwashers (30). 5-9