Assembling The Piston Onto The Connecting Rod - Mitsubishi diesel engines Service Manual

ENGINE MAIN PARTS - REASSEMBLY
1.5 Assembling the
connecting rod
(1)
Install the special tool Piston Pin Setting Tool
onto a hydraulic press.
Special tool
Piston Pin Setting Tool
(2)
Place the connecting rod on the tool. Coat the
connecting rod small end with engine oil.
(3)
Install the piston onto the connecting rod so that
the arrow on the top face of the piston faces the
side of the connecting rod that has the engine
type embossed. Insert the piston pin slightly
into the pin boss.
(4) Using the push rod of the tool, press the piston
pin into the pin boss.
When the hydraulic press needle almost
exceeds the 50 kgf (110.23 lbf) while the
piston pin is being pressed, stop pressing the
pin. Reset the push rod and start pressing
again.
(5)
With the piston and the connecting rod
assembled together, check that they slide
smoothly about the piston pin.
2 - 36
piston onto the
Part number
31A91-00100
Piston Pin Setting Tool
Inserting the piston pin
Inserting the piston pin with a hydraulic press
Check that the piston and the connecting rod
slide smoothly about the piston pin