Previa Van LE 4WD L4-2438cc 2.4L DOHC SC MFI (1997)
Piston: Service and Repair
Assembly
1. Assemble piston and connecting rod.
(a)
Install a new snap ring on one side of the piston pin hole.
^
Align about 1/3 of the snap ring with the indentation at the edge of the pin hole.
^
Insert the section A of the snap ring into the ring groove and push the snap ring in with a finger.
^
Insert the tip of a screwdriver into the indentation at the edge of the piston pin hole and push down on the snap ring to insert it.
(b) Gradually heat the piston to 80° C (176° F).
(c)
Coat the piston pin with engine oil.
(d) Align the front marks of the piston and connecting rod, and push in the piston pin with your thumb.
(e)
Install a new snap ring on the other side of the piston pin hole.
2. Install piston rings.
(a)
Install the oil ring expander and 2 side rails by hand.
(b) Using a piston ring expander, install the 2 compression rings with the code mark facing upward.
Code Mark:
No. 1: 1N
No. 2: 2N