Contents: Removal ⇓ Installation ⇓
Removal

Unscrew the three front mounting screws.

Lift the seat cushion at the front and push it firmly backwards (1) to release the hooks and connections under the seat cushion.
Lift the seat cushion from the rear and remove it (2).
Lower the seat back mounts and fold the seat back forward.

The text of the article is taken from the website (MAZBOOK)
Unscrew the mounting bolts on the hinges.
Remove the seat back.
Installation
Align the seat back and tighten its mounting bolts to a torque of 25 Nm.
Move the backrest to a vertical position and check whether the locks snap into place. If necessary, adjust the seat back or hinges so that the locking system works properly.
Align the seat cushion and attach the hooks to the mountings on the underside of the seat.
Tighten the seat cushion mounting screws.
