Conrod - HYOSUNG MS3 250 Sercie Manual

CONROD

▣ ▣ CONROD SMALL END INSIDE DIAME-
TER INSPECTION
Using a dial calipers, measure the conrod small end
inside diameter both in vertical and horizontal direc-
tions.
If any of the measurements exceeds the service limit,
replace the conrod.
Standard
Conrod small
19.006 ~ 19.014 mm
end I.D.
(0.7483 ~ 0.7486 in)
Standard
Conrod small
15.006 ~ 15.014 mm
end I.D.
(0.5908 ~ 0.5911 in)
Dial calipers : 09900-20605
▣ ▣ CONROD DEFLECTION INSPECTION
Wear on the big end of the conrod can be estimated
by checking the movement of the small end of the
rod.
Turn the conrod and see if it moves smoothly without
play and noise. This method can also be used to
check the extent of wear on the parts of the conrod's
big end.
Conrod deflection
Dial gauge : 09900-20606
Magnetic stand : 09900-20701
V-block : 09900-21304
Service limit
19.040 mm
(0.7496 in)
Service limit
15.040 mm
(0.5921 in)
Service limit
3.0 mm (0.12 in)
ENGINE 3-28