... keep clean, and protect, keep normal temperature.2.To avoid contact with materials affect quality of rubber ... solution, and poison drug.3.Put it correctly, to avoid transfigurafion cause by squeezing.4.Hang it on ... adjust parallelism and eccentricit these belts. Tension:1.To apply tension correctly, defletion and loading should be ... , if the belt is serioulsy worn, please replace it. Auto V-ribbed Belt