Service manual
Table Of Contents
- Inroduction
- Yamaha Motor Corporation, USA YZ/WR Motorcycle Limited Warranty
- How to use this Manual
- Index
- Contents
- Chapter 1 General Information
- Chapter 2 Specifications
- Chapter 3 Regular Inspection and Adjustments
- Chapter 4 Engine
- Seat, Fuel Tank and Side Covers
- Exhaust Pipe and Silencer
- Radiator
- Carburetor and Reed Valve
- Cylinder Head, Cylinder and Piston
- Clutch and Primary Driven Gear
- Kick Axle, Shift Shaft and Primary Drive Gear
- YPVS Govenor
- Water Pump
- CDI Magneto
- Engine Removal
- Crankcase and Crankshaft
- Transmission, Shift Cam and Shift Fork
- Chapter 5 Chassis
- Chapter 6 Electrical
- Chapter 7 Tuning
EC085002
ILLUSTRATED SYMBOLS
(Refer to the illustration)
Illustrated symbols 1 to 7 are designed as
thumb tabs to indicate the chapter’s number and
content.
1 General information
2 Specifications
3 Regular inspection and adjustments
4 Engine
5 Chassis
6 Electrical
7 Tuning
Illustrated symbols 8 to r are used to identify
the specifications appearing in the text.
8
With engine mounted
9 Special tool
0 Filling fluid
q Lubricant
w Tightening
e Specified value, Service limit
r Resistance (Ω), Voltage (V), Electric current (A)
Illustrated symbols t to o in the exploded dia-
grams indicate grade of lubricant and location of
lubrication point.
t
Apply transmission oil
y Apply engine mixing oil
u Apply molybdenum disulfide oil
i Apply lightweight lithium-soap base grease
o Apply molybdenum disulfide grease
Illustrated symbols p to a in the exploded dia-
grams indicate where to apply a locking agent
and where to install new parts.
p Apply locking agent (LOCTITE
R
)
a Use new one
GEN
INFO
12
3
5
7
4
6
8
90
qw
er
tyu
io
pa
SPEC
INSP
ADJ
ENG
CHAS ELEC
TUN
1C3-28199-10 9 04.5.17, 9:18:10 PM