This task covers: a.    Removal c.    Installation b.   Inspection NOTE For dust unloader replacement, perform steps 1 and 2 only. 1. Remove four screws (16) and dust unloader cover (15) from two support brackets (4). 2. Loosen clamp (17) and remove dust unloader (18) from air cleaner assembly (9). 3. Loosen clamp (5) and disconnect elbow (6) from air cleaner assembly (9). 4. Disconnect air restriction gauge hose (7) from fitting (8). 5. Remove outer strap clamps (10) and (12) from air cleaner assembly (9). 6. Disconnect vent line (3) from elbow (2). 7. Remove air cleaner assembly (9) from two support brackets (4). 8. Remove elbow (2) from air cleaner assembly (9). 9. Remove adapter (14) and tube (13) from air cleaner assembly (9). 10. Remove fitting (8) from air cleaner assembly (9). 11. Remove strap clamp (11) from air cleaner assembly (9). 1. Inspect gasket (1) for cracks or breaks. Replace gasket (1) if defective. 2. Inspect elbow (2), fitting (8), and adapter (14) for damaged threads or cracks. Replace if defective. NOTE For dust unloader replacement, perform steps 10 and 11 only. 1. Install strap clamp (11) on air cleaner assembly (9). 2. Install fitting (8) on air cleaner assembly (9). 3. Install tube (13) on adapter (14). 4. Install tube (13) and adapter (14) on air cleaner assembly (9). 5. Install elbow (2) on air cleaner assembly (9). 6. Install air cleaner assembly (9) on two support brackets (4) with strap clamps (10), (11), and (12). Tighten clamps in the following sequence: (10), (11), and (12). 7. Connect elbow (6) to air cleaner assembly (9) and tighten clamp (5) to 50-60 lb-in (6-7 N•m). 8. Connect air restriction gauge hose (7) to fitting (8). 9. Connect vent line (3) to elbow (2). c.  Installation b.  Inspection a.  Removal INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Maintenance and repair shop equipment: automotive (Appendix B, Item 2) Manual References TM 9-2320-387-10 TM 9-2320-387-24P Equipment Condition Hood raised and secured (TM 9-2320-387-10). Maintenance Level Unit 3-12.   AIR CLEANER ASSEMBLY AND DUST UNLOADER MAINTENANCE TM 9-2320-387-24-1 3-22 Change 1