2005 YAMAHA WR 250F oil

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Page 508 of 864

YAMAHA WR 250F 2005  Manuale duso (in Italian) 4 - 183
ENGKICK SHAFT AND SHIFT SHAFT
2. Install:
Torsion spring 
1 
To kick shaft 
2.
NOTE:Make sure the stopper 
a of the tor-
sion spring fits into the hole 
b on the
kick shaft.
3. Install:
Spri

Page 510 of 864

YAMAHA WR 250F 2005  Manuale duso (in Italian) 4 - 185
ENGAC MAGNETO AND STARTER CLUTCH
AC MAGNETO AND STARTER CLUTCH
Extent of removal:
1 Starter clutch/wheel gear removal
2 Rotor removal
3 Pickup coil/stator removal
Extent of removal Order Part

Page 514 of 864

YAMAHA WR 250F 2005  Manuale duso (in Italian) 4 - 189
ENGAC MAGNETO AND STARTER CLUTCH
NOTE:Tighten the rotor nut to 65 Nm (6.5 m  kg, 47 ft  lb), loosen and retighten the rotor nut to 65 Nm (6.5 m  kg, 47 ft  lb).
Extent of removal Order Par

Page 522 of 864

YAMAHA WR 250F 2005  Manuale duso (in Italian) 4 - 197
ENGAC MAGNETO AND STARTER CLUTCH
3. Check:
Starter clutch operation
Install the starter clutch drive
gear 
1 onto the starter clutch
2 and hold the starter clutch.
When turning the starter

Page 524 of 864

YAMAHA WR 250F 2005  Manuale duso (in Italian) 4 - 199
ENGAC MAGNETO AND STARTER CLUTCH
2. Install:
Holder 
1 
Bolt 
2 
CAUTION:
Pass the pickup coil lead and
charging coil lead under the
holder while taking care not to
allow these leads to get

Page 528 of 864

YAMAHA WR 250F 2005  Manuale duso (in Italian) 4 - 203
ENGAC MAGNETO AND STARTER CLUTCH
9. Install:
Washer (rotor)
Nut (rotor) 
1 
Use the sheave holder 
2.
NOTE:Tighten the rotor nut to 65 Nm
(6.5 mkg, 47 ftlb), loosen and
retighten the rotor

Page 532 of 864

YAMAHA WR 250F 2005  Manuale duso (in Italian) 4 - 207
ENGENGINE REMOVAL
EC4M0000
ENGINE REMOVAL
Extent of removal Order Part name Q’ty Remarks
ENGINE REMOVAL
Preparation for removal Hold the machine by placing the suitable 
stand under the fram

Page 536 of 864

YAMAHA WR 250F 2005  Manuale duso (in Italian) 4 - 211
ENGENGINE REMOVAL
Extent of removal:
1 Engine removal
Extent of removal Order Part name Q’ty Remarks
Ignition coil
Disconnect the AC magneto lead.
Starter motor lead Disconnect at the starte