2007 YAMAHA WR 250F fuel

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Page 76 of 912

YAMAHA WR 250F 2007  Manuale de Empleo (in Spanish) 1 - 51
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 78 of 912

YAMAHA WR 250F 2007  Manuale de Empleo (in Spanish) 1 - 53
GEN
INFO
1. Inspect the coolant level.
2. Turn the fuel cock to “ON”.
3. Push on the main switch to “ON”.
4. Shift the transmission into neu-
tral.
5. Fully open the cold starter knob
1

Page 82 of 912

YAMAHA WR 250F 2007  Manuale de Empleo (in Spanish) 1 - 57
GEN
INFO
BREAK-IN PROCEDURES
1. Before starting the engine, fill the
fuel tank with the fuel.
2. Perform the pre-operation
checks on the machine.
3. Start and warm up the engine.
Check the idle

Page 84 of 912

YAMAHA WR 250F 2007  Manuale de Empleo (in Spanish) 1 - 59
GEN
INFO
TORQUE-CHECK POINTS
Frame construction Frame to rear frame
Combined seat and fuel tank Fuel tank to frame
Exhaust system Silencer to rear frame
Engine mounting Frame to engine
Engine b

Page 92 of 912

YAMAHA WR 250F 2007  Manuale de Empleo (in Spanish) 1 - 67
GEN
INFO
EC1B2001STORAGE
If your machine is to be stored for 60
days or more, some preventive mea-
sures must be taken to avoid deterio-
ration. After cleaning the machine
thoroughly, prepare i

Page 94 of 912

YAMAHA WR 250F 2007  Manuale de Empleo (in Spanish) GENERAL SPECIFICATIONS
2 - 1
SPEC
EC200000
SPECIFICATIONS
EC211000
GENERAL SPECIFICATIONS
Model name: WR250FW (USA, CDN, AUS, NZ)
WR250F (EUROPE, ZA)
Model code number: 5UME (USA)
5UMF (EUROPE)
5UMG (

Page 95 of 912

YAMAHA WR 250F 2007  Manuale de Empleo (in Spanish) GENERAL SPECIFICATIONS
2 - 2
SPEC
Oil capacity:
Engine oil
Periodic oil change 1.1 L (0.97 Imp qt, 1.16 US qt)
With oil filter replacement 1.2 L (1.06 Imp qt, 1.27 US qt)
Total amount 1.4 L (1.23 Imp

Page 108 of 912

YAMAHA WR 250F 2007  Manuale de Empleo (in Spanish) MAINTENANCE SPECIFICATIONS
2 - 15
SPEC
Part to be tightened Thread size Q’tyTightening torque
Nm m·kg ft·lb
Nipple (spoke)—72 3 0.3 2.2
Rear wheel sprocket M8 × 1.25 6 50 5.0 36
Rear brake disc
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