TM-9-2350-261-20-1 Unit Maintenance Manual Volume 1 M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
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TM 9-2350-261-20-1 REPLACE LEFT CYLINDER HEAD FUEL RETURN TUBE AND HOSE — Continued 0170 00 4. Disconnect fuel return hose (2) from tee (3). 5. Disconnect tube (4) from tee (3) and elbow (5). Use open end box wrench. 6. Remove elbow (5) from left cylinder head. NOTE If elbow (5) is damaged, do Steps 7 - 9. 7. Remove hoses (6) and (7) from tee (8). 8. Remove two screws (9), lockwashers (10), washers (11), and clamps (12) from hose (7). Discard lockwashers. 9. Remove tee (8), nipple (13), and elbow (14) from engine. 10. Remove hose (7) from elbow (15). Remove elbow (15) and coupling (16) from engine. 11. Disconnect air box heater hose (17) from tee (3). 12. Remove nut (18), two washers (19), and tee (3) from linkage bracket (20). INSTALLATION WARNING Adhesive, primer, sealant compounds, and isopropyl alcohol are toxic and flammable. These compounds are toxic to eyes, skin, and respiratory tract. Continued exposure can make you dizzy and irritate your eyes and throat. Always use in well ventilated areas, away from heat, sparks, and flames. Do not breathe fumes. Do not allow into contact with skin and eyes. Use goggles or face shield and protective gloves. 1. Apply a thin, even coat of sealing compound to cleaned external threads of hose ends and fittings. 2. Install tee (1) in linkage bracket (2). Secure with two washers (3) and nut (4). 3. Connect air box heater hose (5) to tee (1). 4. Install elbow (6) in left cylinder head. 5. Install coupling (7) and elbow (8) in engine. Connect hose (9) to elbow (8). 0170 00-2