2004 YAMAHA TTR90 Owners Manual

Page 25 of 364

YAMAHA TTR90 2004  Owners Manual  
KAPITEL 4 
MOTOR 
VERGASER  
..............................................  4-1  
ZYLINDERKOPF  
.......................................  4-8  
NOCKENWELLE UND KIPPHEBEL  
......  4-13  
VENTILE UN

Page 26 of 364

YAMAHA TTR90 2004  Owners Manual  
1 - 1
GEN
INFO
 
DESCRIPTION 
EC100000 
GENERAL INFORMATION 
EC110000 
DESCRIPTION 
1  
“ENGINE STOP” switch  
2  
Main switch (TT-R90E)  
3  
Start switch (TT-R90E)  
4  
Front brake lever  
5

Page 27 of 364

YAMAHA TTR90 2004  Owners Manual GEN
INFO
 
DESCRIPTION  
FAHRZEUGBESCHREIBUNG 
ALLGEMEINE ANGABEN 
FAHRZEUGBESCHREIBUNG 
1  
Motorstoppschalter “ENGINE STOP”  
2  
Hauptschalter (TT-R90E)  
3  
Startschalter (TT-R90E)  
4  
Hand

Page 28 of 364

YAMAHA TTR90 2004  Owners Manual  
1 - 2
GEN
INFO
 
MACHINE IDENTIFICATION 
EC120001 
MACHINE IDENTIFICATION 
There are two significant reasons for knowing
the serial number of your machine:
1. When ordering parts, you can give the
n

Page 29 of 364

YAMAHA TTR90 2004  Owners Manual GEN
INFO
 
IDENTIFICATION DE LA MACHINE 
FAHRZEUG-IDENTIFIZIERUNG
FAHRZEUG-IDENTIFIZIERUNG 
Diese Identifizierungsnummern werden in fol-
genden Fällen benötigt:
1. bei der Bestellung von Ersatzteile

Page 30 of 364

YAMAHA TTR90 2004  Owners Manual  
1 - 3
GEN
INFO
 
IMPORTANT INFORMATION 
EC130000 
IMPORTANT INFORMATION 
EC131002 
PREPARATION FOR REMOVAL AND 
DISASSEMBLY 
1. Remove all dirt, mud, dust, and foreign
material before removal and di

Page 31 of 364

YAMAHA TTR90 2004  Owners Manual GEN
INFOINFORMATIONS IMPORTANTES
WICHTIGE INFORMATIONEN
WICHTIGE INFORMATIONEN
VORBEREITUNG FÜR AUSBAU UND ZER-
LEGUNG
1. Vor dem Ausbau oder Zerlegen der Bau-
teile sämtlichen Schmutz, Schlamm, 
St

Page 32 of 364

YAMAHA TTR90 2004  Owners Manual  
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GEN
INFO
 
IMPORTANT INFORMATION 
EC132000 
ALL REPLACEMENT PARTS 
1. We recommend to use Yamaha genuine
parts for all replacements. Use oil and/or
grease recommended by Yamaha for
assembly an