DAELIM Roadwin R Service Manual - Inspection

10-5

CYLINDER HEAD / VALVES

INSPECTION

CYLINDER HEAD

Clean off the head gasket surface.

CYLINDER HEAD DISASSEMBLY

Loosen  the  pivot  bolt  and  remove  the  cam

chain tensioner.

Remove the throttle body insulator.

Remove  the  spark  plug  cover  and  spark  plug

from the cylinder head.

Remove  the  valve  spring  cotter,  retainer,

spring, and valve.

Tool: Valve spring compressor

Remove the valve stem seals and valve spring

seals,  remove  the  carbon  deposits  from  the

combustion chamber.

To prevent the loss of tension, do not compress

the  valve  springs  more  than  necessary  to

remove the cotters.

Mark all parts during disassembly so they can

be placed back in their original locations.

Avoid damaging the gasket surfaces.

If  any  valve  spring  is  shorter  than  the  service

limit, it must be replaced as a set.

Inspect  the  spark  plug  assembly  hole  and  the

crack of near valve seat. Check for the warp of

the  cylinder  head  with  a  square  and  filler

gauge.

Service Limit : 0.1mm

VALVE SPRING

Measure the free field of valve spring.

Service Limit : 40.0mm

NOTE