pag. 16
Engine TRE 0701-TRE 0702-TRE 0801
Service manual
General information
The lteringsystem consists of an air lter directly connected to the carburettor and an internal manifold,
located between the carburettor and the cylinder head, which carries the air/petrol mix towards the intake
valve.
See the relevant section [
14] for advice on resolving problems due to the malfunctioning of the air
intake system.
Aninefcientltercanletdustordebrisenterthecylinder,causingprematureweartothepistonringsand
cylinder.
The air lter is found on the left hand side of the engine and can be inspected without having to remove
other parts.
5. PETROL SUPPLY AND AIR INTAKE
3
3
4
5.1. Maintenanceoflteringelement
WARNING: Never run the engine without air
lter.Theenginewouldcertainlybedama-
ged.
1 - Clean around the lter cover (1).
2 - Unscrew the two screws (1) and remove the
knobs (2).
3 - Remove the lter element (3) and remove the
prelter (4) from the cartridge.
2
2
1