height YAMAHA WR 250F 2007 Owners Manual

YAMAHA WR 250F 2007 Owners Manual WR 250F 2007 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/52333/w960_52333-0.png YAMAHA WR 250F 2007 Owners Manual

Page 94 of 912

YAMAHA WR 250F 2007  Owners Manual 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 101 of 912

YAMAHA WR 250F 2007  Owners Manual MAINTENANCE SPECIFICATIONS
2 - 8
SPEC
Clutch:
Friction plate thickness 2.9 ~ 3.1 mm (0.114 ~ 0.122 in) 2.7 mm 
(0.106 in)
Quantity 9 ----
Clutch plate thickness 1.1 ~ 1.3 mm (0.043 ~ 0.051 in) ----
Qu

Page 102 of 912

YAMAHA WR 250F 2007  Owners Manual MAINTENANCE SPECIFICATIONS
2 - 9
SPEC
Lubrication system:
Oil filter type Paper type ----
Oil pump type Trochoid type ----
Tip clearance 0.12 mm or less 
(0.0047 in or less)0.20 mm 
(0.008 in)
Side cl

Page 106 of 912

YAMAHA WR 250F 2007  Owners Manual MAINTENANCE SPECIFICATIONS
2 - 13
SPEC
Wheel: USA, CDN, ZA EUROPE, AUS, NZ
Front wheel type Spoke wheel← ----
Rear wheel type Spoke wheel← ----
Front rim size/material 21 × 1.60/Aluminum← ----

Page 213 of 912

YAMAHA WR 250F 2007  Owners Manual 3 - 2
INSP
ADJ
MAINTENANCE INTERVALS
ROTOR NUT
Retighten
MUFFLER
Inspect and retighten
Clean
Replace
CRANK
Inspect and clean
CARBURETOR
Inspect, adjust and clean
AIR INDUCTION SYSTEM
Inspect and clean

Page 292 of 912

YAMAHA WR 250F 2007  Owners Manual 3 - 81
INSP
ADJ
EC364002REAR BRAKE ADJUSTMENT
1. Check:
Brake pedal height 
a 
Out of specification 
→ Adjust.
2. Adjust:
Brake pedal height
Brake pedal height a:
10 mm (0.39 in)
Pedal height adju

Page 430 of 912

YAMAHA WR 250F 2007  Owners Manual 5 - 23
ENGCARBURETOR
EC464301Throttle valve
1. Check:
Free movement
Stick 
→ Repair or replace.
NOTE:Insert the throttle valve 
1 into the
carburetor body, and check for free
movement.
EC464401Jet

Page 432 of 912

YAMAHA WR 250F 2007  Owners Manual 5 - 25
ENGCARBURETOR
Measure the distance between
the mating surface of the float
chamber and top of the float
using a vernier calipers.
NOTE:The float arm should be resting on
the needle valve, but

Page 440 of 912

YAMAHA WR 250F 2007  Owners Manual 5 - 33
ENGCARBURETOR
15. Install:
Jet needle 
1 
Collar 
2 
Spring 
3 
Needle holder 
4 
Throttle valve plate 
5 
To throttle valve 
6.5
6
1
2
3
4
16. Install:
Throttle valve assembly 
1 
Screw

Page 716 of 912

YAMAHA WR 250F 2007  Owners Manual 6 - 53
CHASFRONT BRAKE AND REAR BRAKE
3. Install:
Spring 
1 
Brake pedal 
2 
O-ring 
3 
Bolt (brake pedal) 
4 
Clip 
5 
NOTE:Apply the lithium soap base grease
on the bolt, O-ring and brake pedal