check engine YAMAHA YZ125LC 2002 Owners Manual

YAMAHA YZ125LC 2002 Owners Manual YZ125LC 2002 YAMAHA YAMAHA https://www.carmanualsonline.info/img/51/53920/w960_53920-0.png YAMAHA YZ125LC 2002 Owners Manual

Page 20 of 564

YAMAHA YZ125LC 2002  Owners Manual EC0A0000
CONTENTS
CHAPTER 1
GENERAL INFORMATION
DESCRIPTION............................................1-1
MACHINE IDENTIFICATION......................1-2
IMPORTANT INFORMATION.....................1-3

Page 26 of 564

YAMAHA YZ125LC 2002  Owners Manual 1-1
GEN
INFO
DESCRIPTION
EC100000
GENERAL INFORMATION
EC110000
DESCRIPTION
1Clutch lever
2”ENGINE STOP” button
3Front brake lever
4Throttle grip
5Radiator cap
6Fuel tank cap
7Kick starter
8Fuel ta

Page 54 of 564

YAMAHA YZ125LC 2002  Owners Manual 1-13
GEN
INFO
STARTING AND BREAK-IN
EC190000
STARTING AND BREAK-IN
cC
Before starting the machine, perform the
checks in the pre-operation check list.
w
Never start or run the engine in a closed
area.

Page 56 of 564

YAMAHA YZ125LC 2002  Owners Manual 1-14
GEN
INFO
STARTING AND BREAK-IN
EC194001
BREAK-IN PROCEDURES
1. Before starting the engine, fill the fuel tank
with a break-in oil-fuel mixture as follows.
2. Perform the pre-operation checks on t

Page 58 of 564

YAMAHA YZ125LC 2002  Owners Manual 1-15
GEN
INFO
STARTING AND BREAK-IN
cC
9
After the break-in or before each race, you
must check the entire machine for loose fit-
tings and fasteners as per “TORQUE-
CHECK POINTS”.
Tighten all suc

Page 60 of 564

YAMAHA YZ125LC 2002  Owners Manual 1-16
GEN
INFO
TORQUE-CHECK POINTS
EC1A0013
TORQUE-CHECK POINTS
Frame construction Frame to rear frame
Combined seat and tank Fuel tank to frame
Engine mounting Frame to engine
Engine bracket to engine

Page 77 of 564

YAMAHA YZ125LC 2002  Owners Manual 2-10
SPECMAINTENANCE SPECIFICATIONS
Part to be tightened Thread size QtyT ightening torqueNm m•kg ft•lb
Rear brake master cylinder and frame M  6 ×1.0 2 10 1.0 7.2
Rear brake reservoir tank and

Page 138 of 564

YAMAHA YZ125LC 2002  Owners Manual 3-4
PRE-OPERATION INSPECTION AND MAINTENANCE
INSP
ADJ
EC320000
PRE-OPERATION INSPECTION AND MAINTENANCE
Before riding for break-in operation, practice or a race, make sure the machine is in good opera

Page 142 of 564

YAMAHA YZ125LC 2002  Owners Manual 3-5
INSP
ADJENGINE/COOLANT LEVEL INSPECTION/
COOLANT REPLACEMENT
EC350000
ENGINE
EC351011
COOLANT LEVEL INSPECTION
w
Do not remove the radiator cap 1 1
, drain
bolt and hoses when the engine and radia

Page 146 of 564

YAMAHA YZ125LC 2002  Owners Manual 3-7
INSP
ADJ
RADIATOR CAP INSPECTION
cC
9
Do not mix more than one type of ethyl-
ene glycol antifreeze containing corro-
sion inhibitors for aluminum engine.
9Do not use water containing impurities
o
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