Dinli DL-702 2008, Руководство по обслуживанию

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ENGINE
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6-23
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INSPECTION
Camshaft and Cylinder Head
Camshaft
NOTE
Identify the original position of disassembled parts, with marking
as necessary. Place them in order on the clean table.
It is important that buckets are place back in original hole.
Visual Checking
● Check for wear and damage on Cam Sprocket gear teeth.
● Check for wear and damage on decompression related parts.
● Check if decompression would be operated smoothly.
● If any parts would be damaged or worn, replace with new
Camshaft Assy.
●
Move the automatic decompression weight by hand to inspect if it
is operating smoothly.
● If it does not operate smoothly, or the spring occur elastic fatigue,
replace the camshaft/automatic decompression assembly with a
new one.
Camheight
● Check for damage and wear on cam profile portion.
● Measure the height of cam profile.
Service Limit of cam profile height
IN 36.150 mm
EX 35.100 mm
Micrometer (25 – 50 mm)
Camshaft journal wear
● Determine whether or not each journal is worn down to the limit by
measuring the oil clearance with the camshaft installed in place.
● Use the plastigauge [A] to read the clearance at the widest portion.
Oil clearance at cam journal portion
Service Limit 0.150 mm
Plastigauge
CAUTION
Do not attempt to disassemble the camshaft. It is not serviceable.
NOTE
Install camshaft journal holders to their original positions.