A track module of an escalator or a moving walkway comprises at least two support structures and at least one guide rail. A first set of files is obtained from a source control repository and stored on a first electronic computing device. Test case code paths are exercised through the modification of simulated output, without change to the original code. The adapter has a plurality of perforations in the top and bottom for the flow of unfiltered fluid from the fluid source, through the adapter, and to the conventional filter. The magnetic means placed and magnetized along the plane of the flat stator thus magnetic axes of the coils and the magnetic means located at one plane substantially. A third strap member has a pair of end portions attached to respective first and second surface portions of the second strap member.