Oil Ring Installation - Mitsubishi 4G1 series Workshop Manual

11A-11-4
4G1 ENGINE (E - W) -
Front mark
Front
mark
End of side rail
E
Mitsubishi Motors Corporation
(8) Mount the piston and connecting rod on the Piston Pin
Push Rod
(9) Install the piston pin using a press. If the press-fitting
Piston pin
Guide A
Base
Guide B
"BA OIL RING INSTALLATION
Side rail
(1) Fit the oil ring spacer into the piston ring groove. Then,
Spacer
1EN0277
(2) To install a side rail, fit one end of the rail into the groove
(3) After installing the side rails, check that they move
7EN0451
Nov. 1995
Pistons and Connecting Rods
Setting Base (special tool) with the piston's front mark
pointing upward.
load is out of specification, replace the piston pin and
piston assembly or the connecting rod, or both.
Standard value: 4,900 - 14,700 N
fit the upper and lower side rails.
NOTE
(1) The spacer and side rails may be fitted in either
direction. No distinction is made between top and
bottom.
(2) Spacer and side rail sizes are color-coded as follows:
Size
STD
0.50 mm O. S.
1.00 mm O. S.
then press the rest of the rail into position by hand as
shown.
Caution
Do not fit side rails using a piston ring expander since
they may break.
smoothly in both directions.
PWEE9520
Color
None
Blue
Yellow