Objective ①Verify that individual components operate correctly? ②Safety functions operate correctly? ③Basic control and monitoring are correct? Required Documents ①P&ID, Single Line Diagram, Electrical and Automation Drawings ②Component operating and maintenance instructions ③Alarm list, checklist for pre-commissioning Requirements and Activities ①Power sources are energized. ②Process media is available (water for pumps, air for fan) ③Operation check: Panels, water monitoring, gas analyser, water treatment, dampers, alkali feed system, motors, valves, transmitters and switches (level, temperature, pressure...) ④Individual safety functions check (alarms, interlocks, emergency stops...)
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