APRILIA RS 50 Workshop Manual page 121

Electrical system
To adjust the beam:
Remove the front part of the fairing, see (REMOVING
THE FRONT PART OF THE FAIRING).
Unscrew and remove the screw (1).
Unscrew and remove the screws (2).
CAUTION
Handle with care.
Take care not to damage the electric wires.
Loosen the headlight (3).
There are four groups of shims, for four different
degrees of adjustment.
Each shim is marked with the type identification code
(for example: UPPER) and with the group number (for
example: 3°) (see table below).
Adjustment degree
Group 1°
UPPER UPPER
Shim
1
Screw 4.2 x 20 4.2 x 20
LOWER LOWER
Shim
1
Screw 4.2 x 20 4.2 x 25
6-28
2°
3° 4°
UPPER UPPER
2
3 4
4.2 x 20 4.2 x 20
LOWER LOWER
2
3 4
4.2 x 25 4.2 x 30
Release 00
1
2
2001-03
RS 50
3
2
ch. 6