Cylinder block and crank connecting rod mechanisms
72
Installation of piston pin
1. Fit the special tool as shown in Fig.
2. Insert the special tool no.2 into the piston pin and tighten it on the special tool no.1
3. Measure the guide portion length L
2
of the tool no.2, and calculate as per the
following formula: L＝L
2
－1.75mm; fit the special tools(stop bolt) to make the size L
suitable.
4. Smear clean engine oil on the piston pin.
5. Place the piston and connecting rod on the press table, facing upward the “F” mark of
piston side and the “HM20” mark side of connecting rod, just as shown in the
following figure.
Piston pin
assembling tools
Screw
Stop bolt
Mark “F”of piston side
“HM20” mark side of connecting rod
Piston pin assembling tools
Piston pin assembling tools
Piston pin
assembling tools
Piston pin
assembling tools
Guide apparatus
Piston pin
assembling tools
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