Suzuki RA410, Manual

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4) From numerals stamped on crank web of No. 2 cylinder and the
numerals stamped on the inside of lower crankcase, determine
new bearing to be installed to journal, by referring to table given
below.
For example, if numeral stamped on crank web is “1” and nu-
meral stamped on mating surface is “2”, install a new standard
bearing painted in “Black” to its journal.
5) Using gaging plastic, check bearing clearance with newly se-
lected bearing.
If clearance still exceeds its limit, use next thicker bearing and
recheck clearance.
6) When replacing crankshaft or cylinder block (crank case) due
to any reason, select new standard bearings to be installed by
referring to numerals stamped on new crankshaft or numerals
stamped on the inside of new lower crankcase.
1. Gaging plastic
2. Scale
Rear Oil Seal
Carefully inspect oil seal (1) for wear or damage. If its lip is worn
or damaged, replace it.
1
Flywheel
If ring gear is damaged, cracked or worn, replace flywheel.
If the surface contacting clutch disc is damaged, or excessively
worn, replace flywheel.
Check flywheel for face runout with dial gauge.
If runout exceeds its limit, replace flywheel.
Limit on runout: 0.2 mm (0.0078 in.)
ENGINE MECHANICAL 6A4-75
Numeral stamped on crank
web (Journal diameter)
1 2 3
Numeral stamped
th i id f l
1 Green Black Colorless
on the inside of low-
er crank case (Bear-
2 Black Colorless Yellow
er crank case (Bear
ing cap bore dia.)
3 Colorless Yellow Blue
New bearing to be installed