Mitsubishi 4G1 series, Руководство по обслуживанию

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INTRODUCTION
SPECIAL TOOL NOTE
.
Please refer to the special tool cross reference chart which is located in the service manual at the beginning of
each group, for a cross reference from the MMC special tool number to the special tool number that is
available in your market.
TORQUE REFERENCES
General tightening torque is as shown in the following table.
The specific part tightening torque is shown at the beginning of each group.
Size mm
(dia. pitch)
5 0.8
1.0
8 1.25
1.25
Bolt with spring washer
Flange bolt
Head mark 4 Head mark 7 Head mark 10 Head mark 4
7
Nm Nm Nm Nm
Nm
NEW TIGHTENING METHOD BY USE OF BOLTS TO BE TIGHTENED IN PLASTIC AREA
A new type of bolts, to be tightened in plastic area, is currently used in parts of the engine. The
tightening method for the bolts is different from the conventional one. Be sure to observe the
described in the text when tightening the bolts.
Service limits are provided for the bolts. Make sure that the service limits described in the text are
observed.
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Areas where the bolts are in use:
(1) Cylinder head bolts
Main bearing cap bolts
(3) Connecting rod cap bolts
Remarks:
The bolts in and (2) apply to the and engines.
The bolts in (3) apply to the and engines.
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Tightening Method
After tightening the bolts to the specified torque, tighten them another or 180” (twice 90”). The
tightening method varies on different areas. Observe the tightening method described in the text.
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