TM-9-2815-202-34 Technical Manual for 8V71T Engines for M109 Howitzer Download
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TM9-2815-202-34 (b) Place oil cooler assembly (5) in a barrel or suitable container with tube bundles horizontal. Fill oil cooler with cleaning solvent at transmission inlet. WARNING Compressed air used for debris removal will not exceed 100 psi. Increase pressure gradually. Use only with effective chip guarding and personal protective equipment (goggles/shield, gloves, etc.). (c) (d) (e) (f) Gradually apply up to 100 psi of air pressure to plate kit (13) until all cleaning solvent and sludge is blown out. Move plate kit (13) to transmission inlet opening. Fill oil cooler assembly (5) with cleaning solvent at transmission outlet. Gradually apply up to 100 psi of air pressure to plate kit (13) until all cleaning solvent and sludge is blown out. Repeat steps (a) thru (e) until cleaning solvent comes out clean. WARNING Cleaning solution is an acid. Wear protective goggles and equipment. Avoid contact with skin, eyes and clothing. If contact Is made, flush with water and seek medical aid or Injury may result. (3) Clean coolant side of oil cooler assembly (5) by circulating cleaning solution through coolant inlet and outlet passages of oil cooler assembly, front cover. CAUTION Cleaning solution is an acid. Thoroughly rinse oil coolant passages with water after using the cleaning solution, or corrosion of tube bundles may result. (4) Remove oil cooler assembly (5) from barrel or container. (5) Remove plate kit (13), and air nozzle plate kit (14) from front and rear of oil cooler assembly. 4-217