TM-9-2815-202-34 Technical Manual for 8V71T Engines for M109 Howitzer Download
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TM 9-2815-202-34 o. Turbocharger. Mounted on the rear of the engine (models 7083-7395 and 7083-7398) or on the left exhaust manifold (models 97083-7391,7083-7396, and 7083-7399). It increases engine efficiency by delivering high pressure air to the blower using exhaust gas energy. p. Turbocharger Regulator. Mounted on the outlet of the left exhaust manifold (models 7083-7398 and 7083-7399). It bypasses excessive exhaust gas flow to the turbocharger. q. Fuel Pump. Attached to the governor housing and driven off the right side blower rotor. It supplies low pressure fuel to fuel inlet manifolds in cylinder heads. r. Blower. Mounted on top of the cylinder block. It supplies a constant volume of fresh air per revolution to the cylinders. Change 1 1-7