Dongfeng Chaoyang Diesel engine Co CYQD 32 Series CYQD32, Руководство по обслуживанию

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6) To assemble piston pin
When assembling piston pin,
heating piston to 60-70
°
C, and
painted oil to piston pin and
connecting-rod small end bush
hole, and ensure piston swing
smoothly.
14) Con-rod, bearing shell and
bushing
1)
Clearance between piston pin
and
small end hole of con-rod
Standard limit
0.025-0.045 0.15
2) Change about small end
bushing of con-rod
Extrude bushing of small end
by technology bar and compressor,
press-in by technology bar and
compressor
or hammer, pay
attention to the justification of oil
hole.
3) Machine of small end bushing
hole
After bushing was installed,
ream hole by reamer, the center
distance is 157
±
0.025
Standard hole
diameter
33.025-33.038
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