FOAM ENGINE 403 The City of Fairfax Fire Department’s newest piece of apparatus is Foam Engine 403 is a 2007 Pierce Dash pumper with a 2000 gpm pump, a husky 30 foam system, a 625 gallon water tank and a 300 gallon foam tank.  The unit is equipped with all the standard Class A pumper equipment, ALS gear, RIT gear and foam equipment. The unit will be logged on to CAD as FE403 and will be dispatched as an Engine for all responses that Engine 403 is due on.  When running as an Engine it will be referred to as “Engine 403” on the radio.  On calls requiring a Foam Unit response it will be dispatched as Foam Engine 403 and referred to on the radio as “Foam 403.”