Area 51
5.34!",% -!./%562!"),)49
#!53%
5.1 Tyre pressure too low.
– Punctured tyre.
– Defective tyre valve.
5.2 Heavy steering.
– Wrong adjustment of the steering ring,
insufficient clearance (excessive preload).
– Damaged steering head bearings.
– Bent fork rod.
5.3 One of the two wheels wobbles.
– Excessive clearance of the front wheel bearings.
– Deformed rim.
– Excessively worn engine pin bearings.
– Deformed frame.
5.4 Vehicle tends to side-skid.
– Fork components deformed.
– Deformed engine connection link.
– Deformed frame.
5.5 Vehicle vibrates.
– Check the wear of the connection link silent-
blocks.
– Check the connection element end-of-stroke
spring.
%.').% /6%2(%!43
#!53%
6.1 Cooling system defective.
– Insufficient coolant.
– Radiator fin unit clogged by dirt or foreign
matters.
– Coolant passages clogged.
– Air in the cooling circuit.
– Coolant pump faulty.
– Unsuitable coolant.
%.').% $/%3 ./4 2%!#( 4(% 2)'(4 4%-0%2!452%
#!53%
7.1 Particular environmental conditions.
– Room temperature too cold.
7.2 Cooling system defective.
– Thermostat locked in total opening position.
2%-%$9
– Repair and, if necessary, change.
– Repair and, if necessary, change.
– Loosen and adjust.
– Change.
– Change.
– Change the bearings.
– Change.
– Change.
– Change.
– Change.
– Change.
– Change.
– Change.
– Change.
– Change.
2%-%$9
– Add coolant.
– Clean.
– Clean.
– Bleed the circuit.
– Change.
– Change coolant.
2%-%$9
– Install protection screen on radiator.
– Clean or change.
26