Normal system filtrsitions should be sufficient. Systems which do not have any filtration should be equipped with at least a 200 m6sh sjeve or 74 micron filter. Most hydraulic systems would already have a much finer filtration. Within the cartridge dirt or sealing agents, such as Teflon tape, may lodge within and cause malfunction. If a malfunction does occur and you are using proper filtration, we would recommend disassembly and cleaning. This Can be done as follows: On clean bench, remove sm

These units feature an SPDT switch, which can be triggered at any point along the flow range FEATURES • Strong, completely sealed die cast aluminum body, water and oil tight • Forrped double sealed aluminum cover (with lip) anodized • Unbreakable Lexan window (full cover) • Oversize neoprene cover gasket matches with double ribbed lip of die cast body. Other seals — Buna-N • Chrome plated pan head cover screws with screw retainers • Wire guards • Easy wire top screw micro switch • Mount