Suzuki 2000 Grand Vitara SQ416, Руководство по обслуживанию

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YH4
GRAND
VITARA
1. Paint
ENGINE MECHANICAL (J20 ENGINE) 6A4-79
UNDERSIZE BEARING (0.25 mm):
0.25 mm undersize bearing is available, in five kinds varying in
thickness.
To distinguish them, each bearing is painted in following colors at
such position as indicated in figure.
Each color represents following thickness at the center of bear-
ing.
Color painted Bearing thickness
Green & Red
2.121 – 2.125 mm
(0.0835 – 0.0836 in.)
Black & Red
2.124 – 2.128 mm
(0.0836 – 0.0837 in.)
Red only
2.127 – 2.131 mm
(0.0837 – 0.0838 in.)
Yellow & Red
2.130 – 2.134 mm
(0.0838 – 0.0839 in.)
Blue & Red
2.133 – 2.137 mm
(0.0839 – 0.0840 in.)
If necessary, regrind crankshaft journal and select under-size
bearing to use with it as follows.
1) Regrind journal to following finished diameter.
Finished diameter: 57.732 – 57.750 mm
(2.2729 – 2.2736 in.)
2) Using micrometer, measure reground journal diameter.
Measurement should be taken in two directions perpendicular
to each other in order to check for out-of-round.
3) Using journal diameter measured above and alphabets
stamped on lower crankcase, select an undersize bearing by re-
ferring to table given below.
Check bearing clearance with newly selected undersize bear-
ing.
Measured journal diameter
57.744 – 57.750 mm
(2.2734 – 2.2736 in.)
57.738 – 57.744 mm
(2.2731 – 2.2733 in.)
57.732 – 57.738 mm
(2.2729 – 2.2731 in.)
Al h b t t d
A Green & Red Black & Red Red only
Alphabets stamped
on lower crankcase
B Black & Red Red only Yellow & Red
on lower crankcase
C Red only Yellow & Red Blue & Red
Undersize bearing to be installed