Dinli DL-90CC Owner's Manual page 62

b.Without Foot Break System
1.Front brake lever free play adjustment
Note:
Before adjusting the brake, inspect the front brake shoes
The right brake lever free play should be adjusted to 10~20mm.
at the brake lever pivots. if the free play is incorrect, adjust as follows:
1. Loosen the lock nut (1) upper and fully turn in the adjusting bolt.
2. Loosen the (2) lock nut. (lower)
3. Turn the adjusting bolt (3) lower until specified free play is obtained.
4. Tighten the lock nut (2) lower.
5. While applying the front brake, turn out the (4) (upper) adjusting bolt until the
(upper & lower) cable lengths are equal . The cable joint will become vertical.
6. Tighten the upper lock nut. (1)