69
ENGINE
PISTON INSPECTION
1. Measure the bore diameter of the piston pin hole. Measure
both X and Y directions.
Allowable limit: 14.04 mm
2. Measure the outer diameter of the piston at two levels of A
and B. Measure about
(Y) 11 mm
below the skirt of the piston.
Allowable limit (A,B): 52.37 mm
3. Measure the outer diameter of the piston pin at three levels of
A, B and C.
Allowable limit (A,B,C): 13.97 mm.
4. Measure the clearance of piston pin hole and piston pin.
Allowable limit: 0.03 mm.
5. Take down the piston ring and install such rings on the bottom
of the cylinder.
6. Push the piston ring into the cylinder by the piston head.
7. Measure the clearance of the closure of the piston ring.
Allowable limits: 0.5 mm
PISTON RING INSTALLATION
1. Put some oil on each piston ring and the piston.
2. Install piston ring to its place with marked (1) upward. Piston
shall not be scratched and piston ring shall not be damaged.
When the piston ring is installed, it should be able to rotate
freely in the groove.
3.
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Bottom groove: Oil ring (2)
Middle groove: Second ring (3)
Top groove: Upper ring (4)
Y
X
Y
B
A
A
B
C
2
3
1
4
Содержание T58 - ZION 125
Страница 1: ...REPAIR MANUAL T58 ZION 125 Vers 2014_06...
Страница 12: ...12 SPECIAL TOOLS Thickness gauge clearance gauge Fig 1 Fig 3 Fig 5 Fig 7 Fig 2 Fig 4 Fig 6 Fig 8...
Страница 14: ...14 SPECIAL TOOLS LJ Fig 21a Fig 22a Fig 23a Fig 24 Fig 20 Fig 21b Fig 22b Fig 23b Fig 25...
Страница 15: ...15 1 PERIODIC MAINTENANCE...
Страница 34: ...34 2 REPAIR AND DIAGNOSTICS...
Страница 95: ...95 ELECTRICAL SYSTEM WIRING DIAGRAM...
Страница 136: ...KSR Moto is a trademark of KSR Group GmbH Gewerbeparkstrasse 11 3500 Krems Austria w w w k s r g r o u p c o m...
