the Wagons from the Spanish company CAF was purchased for a little over two years ago, but has been used on the route Alvik-Gröndal since 2017. Several residents have complained that the heavy wagons brings in from a screaming noise in the curves and gives off a whining when accelerating.
– It vibrates enough that you can hear and feel it if you are in bed, or in the other room that is not facing the street where it passes. In addition, shout it on the tracks in a sharp turn, especially in the winter, said a Gröndalsbo to Stockholmdirekt in september 2018.
It regionägda the company has been trying to get to grips with the problem by, among other things, lubricate the tracks and grind the wheels. They mean also to make not complied with the noise requirements as the SL set. The CAF is now working to modify the engine, writes the local newspaper.
Since February, the new carriages to operate light rail as little as possible in the evenings and nights.