light YAMAHA WR 250F 2005 User Guide

YAMAHA WR 250F 2005 User Guide WR 250F 2005 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/52335/w960_52335-0.png YAMAHA WR 250F 2005 User Guide

Page 96 of 864

YAMAHA WR 250F 2005 User Guide MAINTENANCE SPECIFICATIONS
2 - 17
SPEC
EC212300
ELECTRICAL
Item Standard Limit
Ignition system:
Advancer type Electrical ----
CDI:
Pickup coil resistance (color) 248 ~ 372 Ω at 20°C (68 °F) 
(Whit

Page 186 of 864

YAMAHA WR 250F 2005 User Guide SPEC
2 - 107
CABLE ROUTING DIAGRAM
1Brake master cylinder
2Brake hose holder
3Brake hoseÈInstall the brake hose so that its pipe portion directs as shown
and lightly touches the projection on the bra

Page 188 of 864

YAMAHA WR 250F 2005 User Guide SPEC
2 - 109
CABLE ROUTING DIAGRAM
1Starter motor lead
2Negative battery lead
3Wire harness
4Clamp
5Taillight lead
6Coolant reservoir breather hose
7Coolant reservoir hose
8Positive battery lead
9Star

Page 230 of 864

YAMAHA WR 250F 2005 User Guide 3 - 39
INSP
ADJ
ENGINE OIL LEVEL INSPECTION
1. Start the engine, warm it up for
several minutes, and then turn
off the engine and wait for five
minutes.
2. Place the machine on a level
place and hold

Page 238 of 864

YAMAHA WR 250F 2005 User Guide 3 - 47
INSP
ADJ
OIL PRESSURE INSPECTION
1. Check:
Oil pressure
Checking steps:
Slightly loosen the oil pressure
check bolt 
1.
Start the engine and keep it
idling until oil starts to seep from
the

Page 254 of 864

YAMAHA WR 250F 2005 User Guide 3 - 63
INSP
ADJ
SPARK ARRESTER CLEANING 
(For USA)
WARNING
Be sure the exhaust pipe and
silencer are cool before cleaning
the spark arrester.
Do not start the engine when
cleaning the exhaust system

Page 292 of 864

YAMAHA WR 250F 2005 User Guide 3 - 101
INSP
ADJ
2. Inspect:
Bearing free play
Exist play 
→ Replace.
EC36U013STEERING HEAD INSPECTION 
AND ADJUSTMENT
1. Elevate the front wheel by plac-
ing a suitable stand under the
engine.
2.

Page 294 of 864

YAMAHA WR 250F 2005 User Guide 3 - 103
INSP
ADJ
Loosen the steering ring nut
one turn.
Retighten the steering ring nut
using the steering nut wrench.
WARNING
Avoid over-tightening.
T R..
Steering ring nut 
(final tightening):
7 N

Page 296 of 864

YAMAHA WR 250F 2005 User Guide 3 - 105
INSP
ADJ
LUBRIFICATION
Pour assurer le bon fonctionnement de
tous les organes, lubrifier la moto avant
la première utilisation, après le rodage,
ainsi qu’après chaque course.
1
Tous les c

Page 298 of 864

YAMAHA WR 250F 2005 User Guide 3 - 107
INSP
ADJ
EC370000
ELECTRICAL
EC371001SPARK PLUG INSPECTION
1. Remove:
Spark plug
2. Inspect:
Electrode 
1 
Wear/damage 
→ Replace.
Insulator color 
2 
Normal condition is a medium
to ligh
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