YAMAHA TTR125 2006 Owners Manual

YAMAHA TTR125 2006 Owners Manual TTR125 2006 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/51644/w960_51644-0.png YAMAHA TTR125 2006 Owners Manual
Trending: oil capacity, wiring diagram, fuel tank removal, spark plugs, oil level, fuse diagram, oil pressure

Page 311 of 610

YAMAHA TTR125 2006  Owners Manual 4 - 26
ENG
SOUPAPES ET RESSORTS DE SOUPAPEVENTILE UND VENTILFEDERN
PRÜFEN
Ventil 1.  Messen:
 Ventilschaftspiel
Nicht vorschriftsm äßig → Ventilf ührung
erneuern.
Ventilschaftspiel =
Ventilf ü

Page 312 of 610

YAMAHA TTR125 2006  Owners Manual 4 - 27
ENGVALVES AND VALVE SPRINGS
3. Inspect:
Valve face
Pitting/wear → Grind the face.
Valve stem end
Mushroom shape or diameter larger
than the body of the stem → Replace.
4. Measure:
Margin

Page 313 of 610

YAMAHA TTR125 2006  Owners Manual 4 - 27
ENG
SOUPAPES ET RESSORTS DE SOUPAPEVENTILE UND VENTILFEDERN
3. Kontrollieren:
 Ventilkegel
Pitting-Bildung/Verschlei ß →  Ventilke-
gel fr äsen.
 Ventilschaftende
Verformung oder Durchmes

Page 314 of 610

YAMAHA TTR125 2006  Owners Manual 4 - 28
ENGVALVES AND VALVE SPRINGS
8. Measure:
Valve seat width a 
Out of specification → Reface the valve
seat.
Valve seat width:
Intake:
0.9 ~ 1.1 mm (0.0354 ~ 0.0433 in)
<Limit>: 1.6 mm (0.0630

Page 315 of 610

YAMAHA TTR125 2006  Owners Manual 4 - 28
ENG
SOUPAPES ET RESSORTS DE SOUPAPEVENTILE UND VENTILFEDERN
8. Messen:
 Ventilsitz-Breite  a 
Nicht vorschriftsm äßig → Ventilsitz neu
fr äsen.
Ventilsitz-Breite:
Einlass:0,9 –1,1 mm (0

Page 316 of 610

YAMAHA TTR125 2006  Owners Manual 4 - 29
ENGVALVES AND VALVE SPRINGS
Install the valve into the cylinder head.
Turn the valve until the valve face and
valve seat are evenly polished, then clean
off all of the compound.
NOTE:
For bes

Page 317 of 610

YAMAHA TTR125 2006  Owners Manual 4 - 29
ENG
SOUPAPES ET RESSORTS DE SOUPAPEVENTILE UND VENTILFEDERN
 Ventil im Zylinderkopf montieren.
 Das Ventil drehen, bis Ventilkegel und
Ventilsitz gleichm äßig poliert sind.
Anschlie ßend d

Page 318 of 610

YAMAHA TTR125 2006  Owners Manual 4 - 30
ENGVALVES AND VALVE SPRINGS
2. Measure:
Compressed spring force a 
Out of specification → Replace.
bInstalled length
3. Measure:
Spring tilt a 
Out of specification → Replace.
Compressed

Page 319 of 610

YAMAHA TTR125 2006  Owners Manual 4 - 30
ENG
SOUPAPES ET RESSORTS DE SOUPAPEVENTILE UND VENTILFEDERN
2. Messen:
 Federdruck bei Einbaul änge  a 
Nicht vorschriftsm äßig → Erneuern.
b  Einbaul änge
3.  Messen:
 Federneigungswin

Page 320 of 610

YAMAHA TTR125 2006  Owners Manual 4 - 31
ENGVALVES AND VALVE SPRINGS
3. Install:
Valve cotters 1 
NOTE:
While compressing the valve spring with a
valve spring compressor 2, install the valve
cotters.
Valve spring compressor:
YM-4019/
Trending: wheel torque, fuel tank removal, engine oil capacity, oil change, tire pressure, oil filter, steering