To maximize the engine performance, inspect the belt for wear and for cracking. Check the belt tension. Adjust the belt tension in order to minimize belt slippage. Belt slippage will decrease the life of the belt.
To check the belt tension, apply
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| Illustration 1 | g02533519 |
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(1) Adjusting nuts
(2) Mounting bolt | |
- Remove the belt guard.
- Loosen the mounting bolt and the adjusting nuts.
- Turn the adjusting nuts to increase or decrease the belt tension.
- Tighten adjusting nuts . Tighten the mounting bolt . Refer to the Specifications, SENR3130, "Torque Specifications" for the proper torques.
- Reinstall the belt guard.
If new belts are installed, check the belt adjustment again after 30 minutes of engine operation at the rated rpm.
For applications that require multiple drive belts, replace the belts in matched sets. Replacing only one belt of a matched set will cause the new belt to carry more load because the older belts are stretched. The additional load on the new belt could cause the new belt to break.
Refer to the Service Manual for more information on the procedures for the following topics: belt removal and installation of the belt.