Skoda OCTAVIA MK1 Service Manual page 35

Load timing belt by firmly pressing down with
– thumb -arrows-. The pointer -2- must move to
the side.
Relieve the toothed belt again. The tensioning
roller must go back again to its initial position.
–
(The notch -1- and the pointer -2- are again
standing opposite to each other.)
Note
Use mirror.
35