TM-9-2350-358-BD M109A6 Battlefield Damage Assessment and Repair Download
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TM 9-2350-358-BD 4-12. BLOWER DRIVE SHAFT, BROKEN - CONTINUED Materials/Tools: • Bolt, 10-32 x 1 inch (scavenge from available source) • Tubing or sleeve (scavenge from available source) • Welding equipment Procedural Steps: 1 Gain access to engine compartment by opening engine air Intake grille. 2 Remove flywheel housing cover and gasket. 3 Remove snap ring securing drive shaft. 4. Remove pieces of broken drive shaft with needle nose pliers and/or bolt threaded into end of shaft. 5 Fabricate or machine a sleeve that will fit broken drive shaft. 6 Install sleeve over broken pieces of drive shaft ensuring that original shaft length Is maintained. 7 Weld ends of drive sleeve to shaft. 8 Install repaired drive shaft and secure with snap ring. 9 Install flywheel housing cover and gasket. 10 Record the BDAR action taken. When the mission is complete, as soon as practical, repair the equipment/system using standard maintenance procedures. 4-16