Patent ID: 8202422

Claim:
A fluid system for a pump circuit with a pump, comprising: a function block having a housing and an installation space therein; fluid-carrying paths extending in said housing of said function block and being internally inter-connected with one another forming a matrix of transverse and longitudinal rows of fluid-carrying lines; valve components at least partially connected to said fluid-carrying paths in placeholders integrated in said function block; and a filter device having a filter housing connected to said function block and having a filter element at least partially in said installation space, said filter device including several movable filter elements through which fluid can flow in filtration and backwashing directions with some of the filter elements being able to filter fluid in filtration positions and at least one of the filters being able to be backwashed for cleaning an active surface thereof in a backwashing position; a pivoting device coupled to said function block and moving said filter elements to and from said filtration positions and said backwashing position; and said pivoting device having a receiving part holding said filter elements and being pivotable within said filter housing about a pivoting axle by a drive.