6. 8 Instructions for dvz-oily water separator First set to operation Before putting into operation for the first time check that All connecting pipes and flanges specially on the suction side, are completely tight Air pressure is at 5-7bar The ship's voltage corresponds to that given on the type plate in the switch box or input transformer The supply from the ship's electrical system to the oily water separator's control system is connected -indicated by white lamp 2 mains Seawater is present in pipeline A2 All stop valves in pipelines to and from system are open6.8 Instructions for DVZ-oily water separator • First set to operation Before putting into operation for the first time check that: • All connecting pipes and flanges specially on the suction side, are completely tight • Air pressure is at 5-7 bar • The ship's voltage corresponds to that given on the type plate in the switch box or input transformer • The supply from the ship's electrical system to the oily water separator's control system is connected-indicated by white lamp 2 “mains” • Seawater is present in pipeline A2 • All stop valves in pipelines to and from system are open