TM-9-2350-274-BD M109 Battlefield Damage Assessment and Repair Download
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TM 9-2350-274-BD ENGINE 3-10. OIL PAN HOLES General Information Oil pan leaks will be detected by oil in the engine compartment, low oil level and a possible lowering of the oil pressure. The powerpack must be removed to inspect the extent of the damage and to make repairs. Repairs are normally made by welding the oil pan, but if welding equipment is not available, and the hole is small, a repair may still be made using this procedure. After this repair has been made, frequent inspections will be required. Limitations: ● None Personnel/Time Required: ● 3 soldiers ● 2 hours Material/Tools ● Sandpaper ● Epoxy ● Wood ● Sheet metal screws ● Leather boot ● Rubber from tire or tube ● Lift capability ● Large diameter washer Other Options ● Weld oil pan if welding equipment is available. Procedural Steps 1. Remove powerpack. 2. Locate leak. 3. Clean area around holes with sandpaper. 4. Fill holes with available material, such as self-tapping sheet metal screw and cover with a quick drying epoxy plastic or force a sheet metal screw through a makeshift washer (leather or rubber). Use a washer to back up the rubber or leather, if available. Install into hole. Tighten securely. 3-12