TM-9-2815-220-34 Direct Support Manual for AVDS-1790-2C and AVDS-1790-2D Engines Download
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TM 9-2815-220-34 COOLING F Ari - COOLING FAN CLUTCH ASSEMBLY OIL FROM MAI N OIL GALLEnY TAOZl491 Fi gt.re 1-13. M cchanical cooling fan clutch - sectional view. 1-20. Crankcase Breather and Fire Extln· gulsher Systems (Fig. 1-14). a. Crankcase Breather System. The engine crankcase breather system is completely enclosed which allows the engine to be submerged without entrance of water and permits the crankcase to be vented. The breather system is vented through the left turbosupercharger exhaust outlet into the ve- hicle exhaust system. 1-20 Change 1 b. Fire Extinguisher System. The engine is equipped with a fire extinguisher tube located in the "V". This tube is connected to the engine com- partment fire extinguisher system. The tube has small holes drilled along the entire length to direct the carbon dioxide (C02) fire extinguisher fluid in predetermined directions around cylinders, fuel injection pump, and intercylinder components in. case of fire.