3-29 ENGINE
PISTON RING END GAP
INSPECTION
Insert the piston ring squarely into the cylinder using
the piston head.
Measure the end gap with a thickness gauge.
If the gap exceeds the service limit, replace the piston ring.
Piston ring end gap
(Assembly condition)
Standard
0.20~0.35 mm
(0.008~0.013 in)
0.20~0.35 mm
(0.008~0.013 in)
2nd
1st
Piston ring end gap(Assembly condition)
1st
2nd
Service limit
0.5 mm (0.020 in)
0.7 mm (0.028 in)
Service limit
0.180 mm (0.007 in)
0.150 mm (0.006 in)
Piston ring-groove clearance
1st
2nd
PISTON RING-TO-GROOVE
CLEARANCE INSPECTION
Remove carbon deposit both from the piston ring and its
groove.
Fit the piston ring into the groove. With the ring com-
pressed and lifted up, measure the clearance on the
bottom side of the ring using a thickness gauge.
Standard
0.970 ~ 0.990 mm
(0.0382 ~ 0.0390 in)
Piston ring thickness
Standard
Piston ring-groove width
Oil
2nd
1st
2.01 ~ 2.03 mm
(0.079 ~ 0.080 in)
1.01 ~ 1.03 mm
(0.040 ~ 0.041 in)
1.21 ~ 1.23 mm
(0.0476 ~ 0.0484 in)
2nd
1st
1.170 ~ 1.190 mm
(0.0461 ~ 0.0469 in)
Thickness gauge : 0990-20806
Micrometer(0~25 mm) : 09900-20201
Thickness gauge : 09900-20806
Содержание 2010 ST7
Страница 5: ...NOTE Difference between photographs and actual motorcycles depends on the markets...
Страница 15: ...1 7 GENERAL INFORMATION EXTERIOR ILLUSTRATION Unit mm...
Страница 161: ...5 1 FUEL SYSTEM AND THROTTLE BODY FUEL SYSTEM...
Страница 166: ...FUEL SYSTEM AND THROTTLE BODY 5 6 THROTTLE BODY...
Страница 225: ...8 21 CHASSIS FRONT FORK...
Страница 239: ...8 35 CHASSIS NOTE Hold the front fork legs move them back and forth and make sure that the steering is not loose...
Страница 250: ...CHASSIS 8 46 REMOVAL Remove the rear shock absorbers by removing their bolts and nuts REAR SHOCK ABSORBER...
Страница 286: ...SERVICING INFORMATION 9 30 WIRE AND CABLE ROUTING...
Страница 287: ...9 31 SERVICING INFORMATION...
Страница 288: ...SERVICING INFORMATION 9 32...
Страница 289: ...9 33 SERVICING INFORMATION...
Страница 290: ...SERVICING INFORMATION 9 34...
Страница 291: ...9 35 SERVICING INFORMATION...
Страница 292: ...SERVICING INFORMATION 9 36...
Страница 293: ...9 37 SERVICING INFORMATION WIRING DIAGRAM...
Страница 294: ...SERVICING INFORMATION 9 38...
Страница 297: ...Prepared by 1st Ed JAN 2010 Manual No 99000H99D10 Printed in Korea...
Страница 298: ...S T Motors Co Ltd...