Engine Components Inspection; Cylinder Head Cover Check - Linhai T-Boss 550 Service Manual

CHAPTER 3 ENGINE

Engine Components Inspection

Cylinder Head Cover
Disassembly
Caution: Each removed part should be identified to its
location, and the pars should be laid out in groups
designated as "Exhaust", "Intake", so that each will be
restored to the original location during assembly.
Remove rocker arm shaft bolts A
Remove rocker arm shaft by using M6 bolts B
Cylinder Head Cover Distortion
Clean off sealant from the fitting surface of cylinder head
cover, place cylinder head cover on a surface plate and
measure distortion with a thickness gauge.
Cylinder head Cover Distortion
Limit: 0.05mm
Tool: Thickness Gauge
Distortion out of range: → Replace
Note: Cylinder head cover and cylinder head should be
replaced together.
Rocker Arm Shaft
Measure out diameter of rocker arm shaft with a
micrometer.
Rocker Arm Shaft O.D.: (IN, EX)
Limit: 11.973~11.984mm
Tool: Micrometer (0~25mm)
T-Boss550 SERVICE MANUAL20.0
CHAPTER 3 ENGINE PAGE. 3- 47