serpentine belt tensioner
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SQCS Auto Parts Belt Tensioner Pulley 6512001270 for MERCEDES Sprinter OM651 W906 W638 J
1, position: auto tensioner is generally arranged on the inside of the loose edge, so that the belt is only subject to one-way bending; At the same time, in order to ensure that the envelope Angle of the small belt pulley is not reduced too much, the tension wheel should be installed as close as possible to the large belt pulley. 2, function: serpentine belt pulley is a belt drive tension device, when the center distance of the belt can not be adjusted, you can use the tension wheel to tighten the belt. 3, composition: timing tightening wheel is mainly composed of fixed shell, tensioning arm, wheel body, torsion spring, rolling bearing and spring sleeve, etc., can automatically adjust the tension according to the different tightness of the belt, so that the transmission system is stable, safe and reliable.
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