Valve Clearance; Tires - Yamaha WR250X Owner's Manual

Valve clearance

The valve clearance changes with use,
resulting in improper air-fuel mixture
and/or engine noise. To prevent this
from occurring, the valve clearance
must be adjusted by a Yamaha dealer
at the intervals specified in the periodic
maintenance and lubrication chart.
PERIODIC MAINTENANCE AND ADJUSTMENT
EAU21401

Tires

To maximize the performance, durabil-
ity, and safe operation of your motorcy-
cle, note the following points regarding
the specified tires.
Tire air pressure
The tire air pressure should be checked
and, if necessary, adjusted before each
ride.
WARNING
Operation of this vehicle with im-
proper tire pressure may cause se-
vere injury or death from loss of
control.
G
The tire air pressure must be
checked and adjusted on cold
tires (i.e., when the temperature
of the tires equals the ambient
temperature).
G
The tire air pressure must be ad-
justed in accordance with the
riding speed and with the total
weight of rider, passenger, car-
go, and accessories approved
for this model.
EAU21641
EWA10501
Never overload your vehicle. Opera-
tion of an overloaded vehicle could
cause an accident.
6-19
Tire air pressure (measured on cold
tires):
0–90 kg (0–198 lb):
Front:
200 kPa (2.00 kgf/cm
Rear:
200 kPa (2.00 kgf/cm
90–185 kg (198–408 lb):
Front:
200 kPa (2.00 kgf/cm
Rear:
225 kPa (2.25 kgf/cm
Maximum load*:
185 kg (408 lb)
* Total weight of rider, passenger, car-
go and accessories
WARNING
2
, 29 psi)
2
, 29 psi)
2
2
, 29 psi)
3
2
, 33 psi)
4
5
EWA10511
6
7
8
9