YAMAHA YZ250LC 2007 Owners Manual

YAMAHA YZ250LC 2007 Owners Manual YZ250LC 2007 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/53963/w960_53963-0.png YAMAHA YZ250LC 2007 Owners Manual
Trending: service, coolant, cooling, engine coolant, CD changer, fuel pump, length

Page 271 of 596

YAMAHA YZ250LC 2007  Owners Manual 4-26
CULASSE, CYLINDRE ET PISTON
ZYLINDERKOPF, ZYLINDER UND KOLBEN
TESTA CILINDRO, CILINDRO E PISTONEENG
Leistungsventil
1. Prüfen:
9Leistungsventil 1, 2 1
Verschleiß/Beschädigung
Erneuern.
Rußbe

Page 272 of 596

YAMAHA YZ250LC 2007  Owners Manual 4-27
ENGCYLINDER HEAD, CYLINDER AND PISTON
EC475000
ASSEMBLY AND INSTALLATION
EC475193
Power valve
1. Install:
9Power valve 1 1
9Valve holder 2 2
9Bolt (valve holder 2) 3
NOTE:
9Install the power valv

Page 273 of 596

YAMAHA YZ250LC 2007  Owners Manual 4-27
CULASSE, CYLINDRE ET PISTON
ZYLINDERKOPF, ZYLINDER UND KOLBEN
TESTA CILINDRO, CILINDRO E PISTONEENG
2. Installare:
9Valvola di potenza 2 1
9Portavalvola 2
9Rosetta 3
9Vite (portavalvola) 4
NOTA:

Page 274 of 596

YAMAHA YZ250LC 2007  Owners Manual 4-28
CYLINDER HEAD, CYLINDER AND PISTONENG
4. Install:
9Spring 1 1
9Link lever 2
9Pulley 3
9Spring 2 4
9Plain washer 5
9Valve shaft 6
NOTE:
9Install the spring 1 to the link lever, and then to
the cyl

Page 275 of 596

YAMAHA YZ250LC 2007  Owners Manual 4-28
CULASSE, CYLINDER ET PISTON
ZYLINDERKOPF, ZYLINDER UND KOLBEN
TESTA CILINDRO, CILINDRO E PISTONEENG
4. Monter:
9Ressort 1 1
9Levier articulé 2
9Poulie 3
9Ressort 2 4
9Rondelle ordinaire 5
9Arbre

Page 276 of 596

YAMAHA YZ250LC 2007  Owners Manual 4-29
CYLINDER HEAD, CYLINDER AND PISTONENG
7. Install:
9O-ring 1
9Side holder 2
9Screw (side holder) 3
9YPVS breather hose 4
NOTE:
9Apply the lithium soap base grease on the O-
rings.
9Install the sid

Page 277 of 596

YAMAHA YZ250LC 2007  Owners Manual CULASSE, CYLINDER ET PISTON
ZYLINDERKOPF, ZYLINDER UND KOLBEN
TESTA CILINDRO, CILINDRO E PISTONEENG
4-29
7. Installare:
9Anello di tenuta 1
9Supporto laterale 2
9Vite (supporto laterale) 3
9Sfiato YPV

Page 278 of 596

YAMAHA YZ250LC 2007  Owners Manual 4-30
CYLINDER HEAD, CYLINDER AND PISTONENG
EC475383
Cylinder head and cylinder
1. Apply:
9Engine oil
To piston 1piston ring 2and cylinder sur-
face.
2. Install:
9Cylinder 1
cC
Make sure the piston rin

Page 279 of 596

YAMAHA YZ250LC 2007  Owners Manual 4-30
CULASSE, CYLINDER ET PISTON
ZYLINDERKOPF, ZYLINDER UND KOLBEN
TESTA CILINDRO, CILINDRO E PISTONEENG
2. Installare:
9Cilindro 1
iI
Assicurarsi che le fasce elastiche
siano posizionate correttament

Page 280 of 596

YAMAHA YZ250LC 2007  Owners Manual 4-31
CYLINDER HEAD, CYLINDER AND PISTONENG
4. Install:
9Push rod 1
9Bolt (push rod) 2
NOTE:
9Insert the set pin 3included in owner’s tool kit
to install the bolt (push rod).
9Do not forget to remove
Trending: fuel, oil filter, dimensions, suspension, wheel bolt torque, air bleeding, set clock