Fluid contamination- sources, processes and effects on system.
Sources of contamination in the manufacturing process: Manufacturing contamination can be resulted from : Components ports not plugged Components stored in a bad environment Pumps/motors prefilled with dirty or unfiltered oil Use of floor dry or similar oil absorbents in shop areas Dirty hands, shop rags & lint used during assembly Dirty workbenches Dirty oil in test bench use to performance check components Welding and fabrication contaminate Broken tools during manufacturing Fittings laying around and not cleaned Dirty hoses from the assembly that were not cleaned and capped Assembly in a fabrication environment Dirty manufacturing procedures Dirty cutting fluid Improper flushing techniques Is a high enough velocity used to create flow turbulence when flushing parts? Dirty ports plugs Shop rags used to plug ports Not cleaning around ports before removing plugs for assembly Reservoirs not cleaned properly before assembly Filters on the shelve but not in sealed con The Process That...