2002 YAMAHA YZ125LC diagram

4-6
ENGRADIATOR
EC455000
ASSEMBLY AND INSTALLATION
EC445342
Radiator
1. Install:
9Radiator breather hose 1
9Radiator hose 3 2
9Radiator hose 1 3
To radiator (right) 4.
2. Install:
9Radiator (right) 1
9Bolt [radiator (right)] 2
9Radiator hose 4 3
Refer to “CABLE ROUTING DIAGRAM”
section in the CHAPTER 2.
3. Install:
9Radiator (left) 1
9Bolt [radiator (left)] 2
9Radiator hose 2 3
Refer to “CABLE ROUTING DIAGRAM”
section in the CHAPTER 2.
4. Tighten:
9Clamp (radiator hose 1, 3) 4
5. Install:
9Panel 1
9Bolt (panel) 2
NOTE:
Fit the hook aon the inner side first into the
radiator.
1 Nm (0.1 m•kg, 0.7 ft•lb)
1 Nm (0.1 m•kg, 0.7 ft•lb)
1 Nm (0.1 m•kg, 0.7 ft•lb)
1 Nm (0.1 m•kg, 0.7 ft•lb)
1 Nm (0.1 m•kg, 0.7 ft•lb)
10 Nm (1.0 m•kg, 7.2 ft•lb)
5NY-9-30-4A 5/23/01 8:40 PM Page 12

4-16
ENGCARBURETOR AND REED VALVE
2. Tighten:
9Screw (air filter joint) 1
9Screw (carburetor joint) 2
3. Clamp:
9Air vent hose 1
9Overflow hose 2
Refer to “CABLE ROUTING DIAGRAM”
section in the CHAPTER 2.
4. Adjust:
9Idle speed
Refer to “IDLE SPEED ADJUSTMENT”
section in the CHAPTER 3.
5NY-9-30-4A 5/23/01 8:40 PM Page 32

4-56
ENGCDI MAGNETO
7. Connect:
9CDI magneto lead 1
Refer to “CABLE ROUTING DIAGRAM”
section in the CHAPTER 2.
8. Install:
9Gasket [crankcase cover (left)]
9Crankcase cover (left) 1
9Screw [crankcase cover (left)] 2
NOTE:
Tighten the screws in stage, using a crisscross
pattern.
5 Nm (0.5 m•kg, 3.6 ft•lb)
5NY-9-30-4C 5/23/01 8:56 PM Page 38

6-1
ELECELECTRICAL COMPONENTS AND WIRING DIAGRAM
EC600000
ELECTRICAL
EC610000
ELECTRICAL COMPONENTS AND WIRING DIAGRAM
EC611000
ELECTRICAL COMPONENTS
1“ENGINE STOP” button
2Ignition coil
3CDI unit
4CDI magneto
5Spark plug
EC612000
WIRING DIAGRAM
COLOR CODE
B...................Black
O ..................Orange
B/R ...............Brack/Red
B/W ..............Black/White
G/L ..............Green/Blue
G/W ..............Green/White
W/L...............White/Blue
W/R ..............White/Red
6
G/W
G/WB/W
BB/W
B
B
G/L
B/R
G/W
W/R
W/L
B O W/L
W/R
BW/R W/L
B
B/RG/L G/L B/R
B/W O O B/WG/L
BB/R
G/WW/L
W/RW/L
W/RB/R
G/WG/L
B
5NY-9-30-6 5/23/01 9:17 PM Page 2