TM-9-2320-361-24-2 Field Maintenance Manual Volume 2 for M44A2 Series Trucks
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TM 9-2320-361-24-2 0463 00 0463 00-6 FRONT WINCH REPAIR (Contd) CLEANING AND INSPECTION 1. For general cleaning and inspection instructions, refer to WP 0021 00. 2. Inspect two bushings (1) of drum (2) for wear. Refer to table 1, Front Winch Wear Limits, for measurements. Replace if worn past limit. 3. Inspect two gearcase bushings (6) for wear. Refer to table 1, Front Winch Wear Limits, for measurements. Replace if worn past limit. 4. Inspect poppet spring (7), drag brake spring (11), automatic brake spring (3), and shift lever spring (4) for wear. Refer to table 1, Front Winch Wear Limits, for measurements. Replace if worn past limit. 5. Inspect drag brakeshoe (8) lining for wear. Refer to table 1, Front Winch Wear Limits, for measurements. Replace if worn past limit. 6. Inspect automatic brake (12) lining for wear. Refer to table 1, Front Winch Wear Limits, for measurements. Replace if worn past limit. 7. Inspect sliding clutch (13), end frame thrust ring (5), drum thrust ring (9), and sleeve (10) for wear. Refer to table 1, Front Winch Wear Limits, for measurements. Replace if worn past limit. 8. Visually inspect bearings (14) for damage or wear (TM 9-214). Replace bearings if worn or damaged. Table 1. Front Winch Wear Limits. ITEM NO. ITEM/POINT OF MEASUREMENT WEAR LIMITS/TOLERANCES STANDARD METRIC 1 Bushings (inner diameter) 1.877–1.880 in. 4.768–4.775 cm 3 Automatic brake spring: Free length Compressed to 1 in. (2.54 cm) 1.5 in. 54 lb-ft 3.81 cm 70.51 N•m 4 Shift lever spring Free length Compressed to 0.625 in. (15.875 mm) 0.6875 in. 1.99 lb-ft 17.4625 mm 27 N•m 5 End frame thrust ring (inner diameter) 1.877–1.889 in. 4.768–4.798 cm 6 Gearcase bushings (inner diameter) 1.877–1.880 in. 4.768–4.775 cm 7 Poppet spring (free length) 1.906 in. 4.841 cm 8 Drag brakeshoe lining (thickness) 0.194–0.25 in. 4.928–6.35 mm 9 Drum thrust ring (inner diameter) 1.887–1.889 in. 4.793–4.798 cm 10 Sleeve (inner diameter) 1.887–1.889 in. 4.793–4.798 cm 11 Drag brake spring Free length Compressed to 1.7 in. (4.3 cm) 2 in. 48 lb-ft 5.08 cm 65 N•m 12 Automatic brake lining (thickness) 0.17–0.19 in. 4.318–4.826 mm 13 Sliding clutch (inner diameter) 1.887–1.889 in. 4.793–4.798 cm