2001 YAMAHA YZ125LC brake light

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 tank
9Radiator
0Coolant drain bolt
qCheck bolt (Transmission oil level)
wRear brake pedal
eValve joint
rFuel cock
tAir cleaner
yDrive chain
uShift pedal
iStarter knob
oFront fork
NOTE:
9The machine you have purchased may differ
slightly from those shown in the following.
9Designs and specifications are subject to
change without notice.
1
5MV-9-30-1A 6/19/00 1:11 PM Page 2

2-14
SPECCABLE ROUTING DIAGRAM
1Brake hose holder
2Master cylinder
3Brake hose
4Hose guide
5CDI unit band
6CDI unit
7High tension cord
8Ignition coil
9Cable guide
0Radiator breather hose
qWireharness
w“ENGINE STOP” button lead
eCDI magneto lead
rClutch cable
tClamp
yCDI unit bracket
uEngine bracket
iCDI unit damper
APass the brake hose into
the brake hose holder.BIf the brake hose contacts
the spring (rear shock
absorber), correct its twist.
CInstall the brake hose so that
its pipe portion directs as
shown and lightly touches
the projection on the master
cylinder.
DPass the reservoir hose
between the brake hose and
swingarm bracket.
EPut the CDI unit fully in
the CDI unit band.
FFasten the ground lead
together with the ignition
coil.
GPass the cluch cable into
the cable guide.
HClamp the CDI magneto lead
on the upper part of
the frame gusset at its
protecting tube.IPass the clutch cable over
the radiator hose.
JClamp the wireharness on
the top of the CDI unit with
the clamp end downward.
KCut the clamp end to be flush
with CDI unit side.
LFit the CDI unit band over
the CDI unit bracket till it
stops.
MInstall the brake hose to
the caliper with the paint on
the pipe facing the caliper
and with the pipe contacting
the caliper projection.
NPass the radiator breather
hose between the frame and
radiator hose so that it is not
kinked or wedged.
OPosition the CDI unit between
the engine brackets as
shown.
5MV-9-30-2B 6/19/00 1:14 PM Page 28

2-15
SPECCABLE ROUTING DIAGRAM
AInstall the brake hose so that its pipe portion
directs as show and lightly touches the
projection on the master cylinder.
BPass the “ENGINE STOP” button lead in
the middle of the clutch holder.
CPass the clutch cable in front of the throttle
cable.
DClamp the “ENGINE STOP” button lead to
the handlebar to 3 clicks.
EPass the brake hose in front of the number
plate and through the cable guide.
FCross the clutch cable and throttle cable
over the number plate boss. 1Brake hose
2Master cylinder
3“ENGINE STOP” button lead
4“ENGINE STOP” button
5Throttle cable
6Clutch cable
7Clamp
8Cable guide
5MV-9-30-2B 6/19/00 1:14 PM Page 30

3-37
LUBRICATION
INSP
ADJ
EC36a042
LUBRICATION
To ensure smooth operation of all components,
lubricate your machine during setup, after break-
in, and after every race.
1All control cable
2Clutch lever pivot
3Shift pedal pivot
4Footrest pivot
5Throttle-to-handlebar contact
6Drive chain
7Throttle roller sliding surface
8Tube guide cable winding portion
9Throttle cable end
0Clutch cable endUse Yamaha cable lube or equivalent on
these areas.
õUse SAE10W-30 motor oil or suitable chain
lubricants.
‚Lubricate the following areas with high quali-
ty, lightweight lithium-soap base grease.
cC
Wipe off any excess grease, and avoid get-
ting grease on the brake discs.
A
A
CC
AB
AA
5MV-9-30-3B 6/19/00 1:49 PM Page 38

5-18
CHASFRONT BRAKE AND REAR BRAKE
3. Install:
9Brake hose holder 1
9Caliper 2
9Bolt (caliper) 3
NOTE:
Fit the brake hose holder cut aover the projec-
tion bon the front fork and clamp the brake
hose.
4. Tighten:
9Pad pin 4
5. Install:
9Pad pin plug 5
EC5A5120
Rear caliper
1. Install:
9Pad support 1
9Brake pad 2
9Pad pin 3
NOTE:
9Install the brake pads with their projections
ainto the caliper recesses b.
9Temporarily tighten the pad pin at this point.
2. Install:
9Copper washer 1
9Union bolt 2
w
Always use new copper washers.
cC
Install the brake hose so that its pipe por-
tion a a
directs as show and lightly touches
the projection b b
on the caliper.
30 Nm (3.0 m•kg, 22 ft•lb)
23 Nm (2.3 m•kg, 17 ft•lb)
18 Nm (1.8 m•kg, 13 ft•lb)
3 Nm (0.3 m•kg, 2.2 ft•lb)
5MV-9-30-5A 6/19/00 1:36 PM Page 36

5-24
CHASFRONT BRAKE AND REAR BRAKE
EC5A5500
Rear brake hose
1. Install:
9Copper washer 1
9Brake hose 2
9Union bolt 3
w
Always use new copper washers.
cC
Install the brake hose so that its pipe por-
tion
a adirects as show and lightly touches
the projection
b bon the master cylinder.
30 Nm (3.0 m•kg, 22 ft•lb)
4. Install:
9Copper washer 1
9Brake hose 2
9Union bolt 3
w
Always use new copper washers.
cC
Install the brake hose so that its pipe por-
tion a a
directs as show and lightly touches
the projection b b
on the master cylinder.
30 Nm (3.0 m•kg, 22 ft•lb)
5MV-9-30-5A 6/19/00 1:36 PM Page 48