Linhai 2005 ATV 260, Service Manual

Page: 57 / 341

CHAPTER 3A ENGINE
260/ 300 cc ATV SERVICE MANUAL07.0
CHAPTER 3 ENGINE PAGE. 3A- 20
3. Measure:
z
Cylinder head warpage
Out of secification
→
Resurface .
Cylinder head warpage :
Less than 0.03 mm
Warpage measurement and resurfacement
steps
:
z
Place a straight edge and a feeler gauge
across the cylinder head.
z
Measure the warpage.
If the warpage is out of specification, resurface
the cylinder head.
z
Place a 400 ~ 600 grit wet abrasive pape on
the surface plate, and resurface the head using
a figure eight sanding patten.
NOTE:
Rotate the cylinder head several times for an
even resurfacement.
CYINDER HEAD INSTALLATION
1. Install:
z
Gasket (cylinder head) NEW
z
Dowel pins
z
Cylinder head
NOTE:
z
Apply engine oil onto the nut threads.
z
Tighten the nuts in a crisscross pattern.
2. Tighten:
z
Nuts (cylinder head)
z
Bolts (cylinder)
3. Install:
z
Cam sprocket
c
z
Timing chain
d
Installing steps :
z
Turn the primary sheave counterclockwise until
the TDC mark
○
a
matches the stationary pointer
○
b
.
z
Align the "I" mark
○
c
on the cam sprocket with
the stationary pointer
○
d
on the cylinder head.
NOTE: If any special mark found, contact the
ATV manufacture via the agent for the parts and
special instruction.