This Study aims to control the quality of power house production found in the Bantar Gebang Integrated Waste Management Unit (UPST). The Problem Faced is that there is still damage to the intercooler due to water entering the pipeline, so there is damage to the engine so that methane can not be produced into electricity. The method used is a statistical method and a quality control tool that is seven tools. The statiscal tools used in this study are : control charts and cause and effect diagram (fish bone).
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