Yanmar TNE Series Diesel Engine Service Manual written in Portuguese. The manual describes the maintenance and service procedures for Yanmar TNE Series diesel engines, including both indirect and direct injection systems. It covers various models such as 2TNE68, 3TNE68, 3TNE74, 3TNE78A, 3TNE82A, 3TNE82, 3TNE84, 3TNE88, 4TNE82, 4TNE84, 4TNE88, 3TNE84T, and 4TNE84T. It includes detailed specifications, cutaway views, fluid information, troubleshooting, special tools, and procedures for measurement, inspection, and adjustment.