Mitsubishi 4G1 series, Общее руководство пользователя

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4G1 ENGINE (E–W) –
Pistons and Connecting Rods
11A-11-4
PWEE9520
E
Nov. 1995 Mitsubishi Motors Corporation
(8) Screw guide B into guide A. Leave a gap between the
two guides of 3 mm plus the value (L) calculated in step
(3).
(9) Mount the piston and connecting rod on the Piston Pin
Setting Base (special tool) with the piston’s front mark
pointing upward.
(10)Install the piston pin using a press. If the press-fitting
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
"
B
A
OIL RING INSTALLATION
(1) Fit the oil ring spacer into the piston ring groove. Then,
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 Color
STD None ALL
0.25 mm O. S. White 4G18
0.50 mm O. S. Blue ALL
1.00 mm O. S. Yellow 4G13, 4G15
(2) To install a side rail, fit one end of the rail into the groove
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.
(3) After installing the side rails, check that they move
smoothly in both directions.
PWEE9520-G
E
Apr. 2003 Mitsubishi Motors Corporation Revised
Guide B
Guide A
3 mm
+
L
Front
mark
Push Rod
Piston pin
Front mark
Guide A
Base
Guide B
Side rail
Spacer
1EN0277
End of side rail
7EN0451