TM-9-2815-202-34 Technical Manual for 8V71T Engines for M109 Howitzer Download
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* ● ● ● WARNING Avoid contact with hot manifolds, pulleys, avoid personal injury. Wear proper ear protection when running engine can cause hearing loss or injury. TM9-2815-202-34 and other moving parts to engine. Noise Protective turbocharger air inlet shield must be installed volume of prior to doinu maintenance when e-naine is runnina and air inlet has been removed.- Contact with rotating blades will cake injury to personnel. CAUTION Run engine in clean area when air intake ducting is removed. Dirt, dust, and particles in unfiltered air can enter engine and damage parts or cause mechanical failure. NOTE A manometer measurement is the sum of the displacements from zero of the two columns of mercury. This value is expressed as inches of mercury. Start engine and operate at FULL LOAD at 2300 RPM, slowly open tube connector(1) and measure air box pressure indicated on manometer. For models 7083-7395 and 7083-7396, measurement is a maximum of 55.0 and a minimum of 45.0 inches of mercury. For models 7083-7398 and 7083-7399, measurement is a maximum of 44.0 and a minimum of 36.0 inches of mercury. For model 7083-7391, measurement is a maximum of 62.0 and a minimum of 50.0 inches of mercury. Move governor stop lever to NO-FUEL position to stop engine. Disconnect hose (5) from air box drain tube (6) and manometer (2). END OF TASK ● ● ● Change 1 8-45