2007 YAMAHA WR 250F oil

[x] Cancel search: oil

Page 248 of 912

YAMAHA WR 250F 2007  Owners Manual 3 - 37
INSP
ADJ
8. Fill:
Radiator
Engine
To specified level.
CAUTION:
Do not mix more than one type
of ethylene glycol antifreeze
containing corrosion inhibitors
for aluminum engine.
Do not use wa

Page 260 of 912

YAMAHA WR 250F 2007  Owners Manual 3 - 49
INSP
ADJ
5. Inspect:
Air filter element
Damage 
→ Replace.
6. Apply:
Foam-air-filter oil or equivalent
oil to the element
NOTE:Squeeze out the excess oil. Ele-
ment should be wet but not d

Page 262 of 912

YAMAHA WR 250F 2007  Owners Manual 3 - 51
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 264 of 912

YAMAHA WR 250F 2007  Owners Manual 3 - 53
INSP
ADJ
(Except for USA and CDN)
CAUTION:
Do not add any chemical addi-
tives or use oils with a grade of
CD a or higher.
Do not use oils labeled
“ENERGY CONSERVING II” b
or higher. Engi

Page 266 of 912

YAMAHA WR 250F 2007  Owners Manual 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  Owners Manual 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 270 of 912

YAMAHA WR 250F 2007  Owners Manual 3 - 59
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 278 of 912

YAMAHA WR 250F 2007  Owners Manual 3 - 67
INSP
ADJ
EXAMPLE:
Installed pad number = 148
Rounded off value = 150
NOTE:Pads can only be selected in
0.05 mm increments.
Locate the rounded-off value
and the measured valve clear-
ance in th