TM-9-2350-274-BD M109 Battlefield Damage Assessment and Repair Download
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TM 9-2350-274-BD ENGINE 3-7. EXHAUST SYSTEM DAMAGE General Information. To repair holes or cracks in the exhaust system, holes can be brazed. If a torch is not available, cans or similar metal items can be cut and bent to cover holes. A source for the large clamps needed is the generator air ducting system of a nonrepairable vehicle. Cut metal patch two to three inches wider than damaged area and secure in place with wire or clamps. If available, an epoxy type sealer can be used to seal small cracks in manifold. Change 3 3-9