2004 YAMAHA WR 250F air filter

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Page 27 of 864

YAMAHA WR 250F 2004  Owners Manual 1 - 2
GEN
INFO
ALLGEMEINE 
ANGABEN
FAHRZEUGBESCHREI-
BUNG
1Kupplungshebel
2Heißstarterhebel
3Motorstoppschalter
4Tageskilometerzähler
5Zündschalter
6Startschalter
7Handbremshebel
8Gasdrehgriff
9Kü

Page 56 of 864

YAMAHA WR 250F 2004  Owners Manual 1 - 31
GEN
INFO
FUEL COCK
The fuel cock supplies fuel from the
tank to carburetor and also filters the
fuel. The fuel cock has three posi-
tions:
OFF: With the lever in this position,
fuel will not fl

Page 62 of 864

YAMAHA WR 250F 2004  Owners Manual 1 - 37
GEN
INFO
STARTING AND 
BREAK-IN
WARNING
Never start or run the engine in a
closed area. The exhaust fumes
are poisonous; they can cause
loss of consciousness and death
in a very short time. Alw

Page 63 of 864

YAMAHA WR 250F 2004  Owners Manual 1 - 38
GEN
INFO
ANLASSEN UND 
EINFAHREN
WARNUNG
Den Motor keinesfalls in geschlos-
senen Räumen anlassen und
betreiben. Abgase sind äußerst
giftig und führen in kurzer Zeit zu
Bewußtlosigkeit und

Page 81 of 864

YAMAHA WR 250F 2004  Owners Manual GENERAL SPECIFICATIONS
2 - 2
SPEC
Oil capacity:
Engine oil
Periodic oil change 1.2 L (1.06 Imp qt, 1.27 US qt)
With oil filter replacement 1.3 L (1.14 Imp qt, 1.37 US qt)
Total amount 1.4 L (1.23 Imp

Page 89 of 864

YAMAHA WR 250F 2004  Owners Manual MAINTENANCE SPECIFICATIONS
2 - 10
SPEC
Part to be tightened Thread size Q’tyTightening torque
Nm m·kg ft·lb
Spark plug M10S × 1.0 1 13 1.3 9.4
Camshaft cap M6 × 1.0 10 10 1.0 7.2
Cylinder head b

Page 193 of 864

YAMAHA WR 250F 2004  Owners Manual 3 - 2
INSP
ADJ
MAINTENANCE INTERVALS
ROTOR NUT
Retighten
EXHAUST PIPE, SILENCER, 
PROTECTOR
Inspect and retighten
Clean
Replace* Whichever comes first
*SPARK ARRESTER
Clean
(Every 
six 
months)
CRANK

Page 226 of 864

YAMAHA WR 250F 2004  Owners Manual 3 - 35
INSP
ADJ
AIR FILTER CLEANING
NOTE:Proper air filter maintenance is the
biggest key to preventing premature
engine wear and damage.
CAUTION:
Never run the engine without the
air filter element i
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