oil filter YAMAHA WR 250F 2007 User Guide

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

Page 266 of 912

YAMAHA WR 250F 2007 User Guide 3 - 55
INSP
ADJ
4. Remove:
Engine guard 
1 
Bolt (oil tank) 
2 
Washer 
3 
Oil filler cap 
4 
Oil tank drain bolt 
5 
Crankcase oil drain bolt 
6 
Oil filter element drain bolt 
7 
Drain the cr

Page 268 of 912

YAMAHA WR 250F 2007 User Guide 3 - 57
INSP
ADJ
8. Install:
O-ring 
1 
Oil strainer 
2 
Oil hose
Bolt (oil hose)
Oil hose clamp
9. Install:
Copper washer
Oil filter element drain bolt
Crankcase oil drain bolt
Oil tank drain

Page 536 of 912

YAMAHA WR 250F 2007 User Guide 5 - 129
ENGOIL FILTER ELEMENT, WATER PUMP AND RIGHT CRANKCASE COVER
OIL FILTER ELEMENT, WATER PUMP AND RIGHT CRANKCASE COVER
Extent of removal:
1 Oil filter element removal
2 Water pump removal
3 Righ

Page 540 of 912

YAMAHA WR 250F 2007 User Guide 5 - 133
ENGOIL FILTER ELEMENT, WATER PUMP AND RIGHT CRANKCASE COVER
Extent of removal Order Part name Q’ty Remarks
3 Water pump housing 1
4 Oil delivery pipe 1
5 Bolt (oil hose) 1
6 Kickstarter cran

Page 544 of 912

YAMAHA WR 250F 2007 User Guide 5 - 137
ENGOIL FILTER ELEMENT, WATER PUMP AND RIGHT CRANKCASE COVER
REMOVAL POINTS
Impeller shaft
1. Remove:
Impeller 
1 
Washer 
2 
Impeller shaft 
3 
NOTE:Hold the impeller shaft on its width
acr

Page 546 of 912

YAMAHA WR 250F 2007 User Guide 5 - 139
ENGOIL FILTER ELEMENT, WATER PUMP AND RIGHT CRANKCASE COVER
EC444300Impeller shaft gear
1. Inspect:
Gear teeth 
a 
Wear/damage 
→ Replace.
EC4H4600Bearing
1. Inspect:
Bearing
Rotate inner

Page 548 of 912

YAMAHA WR 250F 2007 User Guide 5 - 141
ENGOIL FILTER ELEMENT, WATER PUMP AND RIGHT CRANKCASE COVER
Impeller shaft
1. Install:
Impeller shaft 
1 
Washer 
2 
Impeller 
3 
NOTE:Take care so that the oil seal lip is
not damaged or

Page 550 of 912

YAMAHA WR 250F 2007 User Guide 5 - 143
ENGOIL FILTER ELEMENT, WATER PUMP AND RIGHT CRANKCASE COVER
Kickstarter crank
1. Install:
Kickstarter crank 
1 
Washer
Bolt (kickstarter crank)
NOTE:Install so that there is a clearance 
a

Page 552 of 912

YAMAHA WR 250F 2007 User Guide 5 - 145
ENGBALANCER
BALANCER
Extent of removal:
1 Balancer shaft drive gear
2 Balancer shaft
Extent of removal Order Part name Q’ty Remarks
BALANCER REMOVAL
Preparation for removal Primary driven ge

Page 560 of 912

YAMAHA WR 250F 2007 User Guide 5 - 153
ENGOIL PUMP
OIL PUMP
Extent of removal:
1 Oil pump removal
2 Oil pump disassembly
Extent of removal Order Part name Q’ty Remarks
OIL PUMP REMOVAL AND 
DISASSEMBLY
Preparation for removal Pri
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