Yamaha WR125R 2009, Service Manual

Page: 194 / 372

CYLINDER HEAD
5-7
EAS24100
CYLINDER HEAD
Removing the cylinder head
Order Job/Parts to remove Q’ty Remarks
Seat/Fuel tank cover assembly/Air filter case
Refer to “GENERAL CHASSIS” on page
4-1.
Coolant
Drain.
Refer to “CHANGING THE COOLANT” on
page 3-15.
Muffler/Exhaust pipe Refer to “ENGINE REMOVAL” on page 5-1.
Clutch cable
Disconnect.
Refer to “CLUTCH” on page 5-38.
Fuel tank Refer to “FUEL TANK” on page 7-1.
Throttle body/Intake manifold Refer to “THROTTLE BODY” on page 7-5.
Radiator Refer to “RADIATOR” on page 6-1.
Thermostat/Coolant temperature sensor Refer to “THERMOSTAT” on page 6-4.
Water pump Refer to “WATER PUMP” on page 6-6.
1 Spark plug cap 1 Disconnect.
2 Spark plug 1
3 Crankshaft end accessing screw 1
4 Timing mark accessing screw 1
New
New
New
New
New
New
E
E
(4)
12
11
14
15
16
15
13
6
7
1
2
(4)
(4)
10
9
8
5
4
3
5
E
LS
M
LS
10 Nm (1.0 m
•
kgf, 7.2 ft
•
Ibf)
T.R.
10 Nm (1.0 m
•
kgf, 7.2 ft
•
Ibf)
T.R.
10 Nm (1.0 m
•
kgf, 7.2 ft
•
Ibf)
T.R.
10 Nm (1.0 m
•
kgf, 7.2 ft
•
Ibf)
T.R.
7 Nm (0.7 m
•
kgf, 5.1 ft
•
Ibf)
T.R.
13 Nm (1.3 m
•
kgf, 9.4 ft
•
Ibf)
T.R.
22 Nm (2.2 m
•
kgf, 16 ft
•
Ibf)
T.R.
30 Nm (3.0 m
•
kgf, 22 ft
•
Ibf)
T.R.
*
67 Nm (6.7 m
•
kgf, 48 ft
•
Ibf)
T.R.