TM-9-2350-247-20-1 Unit Maintenance Manual Volume 1 M548A1 M548A3 Tracked Cargo Carrier Download
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TM 9-2350-247-20-1 PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING LUBRICATION INSTRUCTIONS — Continued 0128 00 Corrected reading = Required torque value ÷ Length of torque wrench + length of adapter Length of torque wrench In the following example, the torque wrench measured 12 inches (30 cm) and the adapter measured 3 inches (8 cm). From step (4), the required torque is 104 lb-ft (141 N·m). 4) Replace mission track tension adjuster mount screws (1). TIGHTEN LOOSE SCREWS TO 130-140 LB-FT (176-190 N·M) TORQUE. Use adapter (WP 0541 00, Item 2) and torque wrench (WP 0541 00, Item 3). Use 3 inch adapter. Use 1/2 inch drive torque wrench. To determine the corrected reading for this task, use the formula: Corrected reading = Required torque value ÷ Length of torque wrench + length of adapter Length of torque wrench Corrected reading = 130 lb-ft ÷ 12 inches + 3 inches 12 inches Corrected reading = 130 lb-ft ÷ 15 inches 12 inches Corrected reading = 130 lb-ft ÷ 1.25 Corrected reading = 104 lb-ft Repeat above steps for other value. 2. CLEANING a. GENERAL. Cleaning is very important. All parts must be cleaned well and kept clean during maintenance. Dirt or foreign matter can cause malfunctions and equipment failure. General cleaning procedures are detailed in steps b through n. Special cleaning procedures are covered in the task relating to the specific part. 0128 00-6 Change 1