pag. 26
Release 00 - 02/2008
Engine WBE 0701-WBE 0704
Service manual
9.2. Adjusting maximum speed
1 - Check that the throttle cable is adjusted cor-
rectly [ 9.1].
2 - Let the engine heat up for a few minutes then
set the throttle control to “FAST”.
3 - Check the rotation speed on the speed
indicator (6).
4 - Act on the regulation screw (7) to establish the
correct value of the maximum turn system.
During the regulation, verify that the move-
mentofthemobilelevels(8)don’tdamagethecon-
tactwithlevelairsupport(9)(position“CHOKE”).
NOTE: The engine’s maximum speed must be
between 2900 (±100) rpm; if you do not read
this value, proceed as follows.
5 - Check:
- that the spring (10) is intact and positioned at the
attachment point furthest from the fulcrum of the
control lever;
- that the wire (11) and the relative spring (12) are
intact and not deformed;
- that the moving levers (8) are not bent or defor-
med and replace the entire support if necessary [
9.3].
9. GOVERNOR SYSTEM OF THE CARBURETTOR
6
7
10
11
12
8
9
8
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