. OPERATION DETAILED CONTROLS AND GAUGES 3 - 14 Water Separator Monitor This monitor (6) warns the operator when water has accumulated inside the water separator. For d etail s o f the method draining the from the water separator, se e "Check for Wate r and Sediment in Water Separator, Drain Water ( PAGE 3-78)" REMA The w ater separator forms one unit with the fuel pre-filter. It is at the botto m of the fuel pre-filter and can be removed