Use a screwdriver to remove the key from the intermediate shaft.
Check for wear on all parts.
Assembly is carried out in reverse order. Install the key in the intermediate shaft. Install the intermediate shaft on the stand with the second gear and press the third gear onto the shaft with the belt up. Then press the constant mesh gear with the belt down. When pressing in, pay attention to the relative position of the key and gears. Thoroughly clean the end surfaces of the belts on the gears.
Pic. 201. Assembly of the intermediate shaft.
1 - driven gear of constant mesh,
2 - gear 3 gears,
3 - an intermediate shaft with gears of the first and second gears,
4 - key.