11 28 V-ribbed belt with Tension and Deflection Element
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2017 BMW X3, 2016 BMW X3, 2015 BMW X3, 2014 BMW X3, and 2013 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATION - V-RIBBED BELT WITH TENSION AND DEFLECTION ELEMENT
| Type | Thread | Tightening specification | Measure | ||
|---|---|---|---|---|---|
| Standard belt drive | |||||
| 1AZ | Belt tensioner with deflection pulley to engine block. | N55 | M10 x 90 | 38 Nm | |
| AZ | Belt tensioner with deflection pulley to engine block. | N55 | M10 x 103 | 38 Nm | |
| 2AZ | Deflection pulley 65 x 32 | N55 | M10 x 55 | 60 Nm | |
| 3AZ | Deflection pulley 75 x 32 | N55 | M10 x 55 | 60 Nm | |
| 4AZ | Holder for deflecting element to oil sump | N55 | M10 x 37 | 38 Nm | |
| 5AZ | Holder for deflecting element to oil sump | N55 | M10 x 30 | 38 Nm | |
| 6AZ | Deflecting element 75 | N55 | M10 x 55 | 56 Nm | |
| 7AZ | Deflecting element 90 | N55 | M10 x 55 | 56 Nm | |
| SGR belt (start alternator belt) | |||||
| 8AZ | Belt tensioner to crankcase (operating tensioner) | N55 | M10 x 90 | 38 Nm | |
| 9AZ | Belt tensioner to crankcase (start tensioner) | N55 | M10 x 55 | 38 Nm | |
| 10AZ | Deflecting element 75 | N55 | M10 x 55 | 56 Nm | |
| 11AZ | Holder for deflecting element to oil sump | N55 | M10 x 37 | ASA screw (exterior star handle) | 38 Nm |
| 12AZ | Holder for deflecting element to oil sump | N55 | M10 x 30 | ISA countersunk screw (interior star handle) | 38 Nm |