Removing
1. We loosen the nut of the bolt of the lower mounting of the generator and the nut of the tension bar.
2. Loosen the alternator belt tension.
3. Having shifted the generator to the engine block, remove the belt from the crankshaft pulley and from the generator pulley.
Installation
First we put the belt on the crankshaft pulley, and then on the generator pulley.
After installing a new belt, adjust its tension.