YAMAHA WR 400F 2001 Owners Manual

YAMAHA WR 400F 2001 Owners Manual WR 400F 2001 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/52439/w960_52439-0.png YAMAHA WR 400F 2001 Owners Manual
Trending: width, torque, engine oil capacity, warning lights, automatic transmission, compression ratio, washer fluid

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YAMAHA WR 400F 2001  Owners Manual ENG
 
4 - 23 
ARBRES A CAMES  
NOCKENWELLE  
ÁRBOLES DE LEVAS 
AUSBAU
Nockenwelle 
1. Demontieren: 
l 
Schwungrad-Abdeckschrau-
be   
1  
  
l 
Rotorzapfen-Abdeckschrau-
be   
2  
 
2. Ausrichten: 
l

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YAMAHA WR 400F 2001  Owners Manual 4 - 24
ENGCAMSHAFTS
6. Remove:
lClips 
lDowel pins
lExhaust camshaft 1 
lIntake camshaft 2 
NOTE:
Attach a wire 3 to the timing chain to prevent
it from falling into the crankcase.
INSPECTION
Camshaft

Page 383 of 762

YAMAHA WR 400F 2001  Owners Manual ENG
4 - 24
ARBRES A CAMES
NOCKENWELLE
ÁRBOLES DE LEVAS
6. Demontieren:
lClip
lPaßstift
lAuslaß-Nockenwelle 1 
lEinlaß-Nockenwelle 2 
HINWEIS:
Die Steuerkette mit einem Draht 3
sichern, damit sie n

Page 384 of 762

YAMAHA WR 400F 2001  Owners Manual 4 - 25
ENGCAMSHAFTS
4. Measure:
lCamshaft-to-cap clearance 
Out of specification ® Measure bearing
diameter (camshaft) 
Camshaft-to-cap clearance:
0.020 ~ 0.054 mm 
(0.0008 ~ 0.0021 in)
<Limit>: 0.08

Page 385 of 762

YAMAHA WR 400F 2001  Owners Manual ENG
4 - 25
ARBRES A CAMES
NOCKENWELLE
ÁRBOLES DE LEVAS
4. Messen:
lNockenwellen-Lagerspiel
Unvorschriftsmäßig ® Nok-
kenwellenlagerzapfen-
Durchmesser messen. 
Nockenwellen-Lager-
spiel
0,020–0,

Page 386 of 762

YAMAHA WR 400F 2001  Owners Manual 4 - 26
ENGCAMSHAFTS
Timing chain tensioner
1. Check:
lWhile pressing the tensioner rod lightly
with fingers, use a thin screwdriver 1
and wind the tensioner rod up fully
clockwise.
lWhen releasing the

Page 387 of 762

YAMAHA WR 400F 2001  Owners Manual ENG
4 - 26
ARBRES A CAMES
NOCKENWELLE
ÁRBOLES DE LEVAS
Steuerkettenspanner
1. Kontrollieren:
lDen Steuerkettenspanner-
kopf leicht mit dem Finger
eindrücken und den Span-
ner mit einem dünnen
Schra

Page 388 of 762

YAMAHA WR 400F 2001  Owners Manual 4 - 27
ENGCAMSHAFTS
2. Install:
lTiming chain tensioner
3. Turn:
lCrankshaft
Counterclockwise several turns
4. Check:
lRotor “I” mark
Align with the crankcase stationary
pointer.
lCamshaft match m

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YAMAHA WR 400F 2001  Owners Manual ENG
4 - 27
ARBRES A CAMES
NOCKENWELLE
ÁRBOLES DE LEVAS
2. Montieren:
lSteuerkettenspanner
3. Drehen:
lKurbelwelle
(mehrere Umdrehungen
gegen den Uhrzeigersinn)
4. Kontrollieren:
lI-Markierung auf dem

Page 390 of 762

YAMAHA WR 400F 2001  Owners Manual ENG
4 - 28
CYLINDER HEAD
CYLINDER HEAD
CYLINDER HEAD
Extent of removal:1 Cylinder head removal
Extent of removal Order Part name Q’ty Remarks
CYLINDER HEAD REMOVAL
Preparation for removal Seat and f
Trending: stop start, oil, dimensions, OBD port, oil level, octane, brake light