Transmission System; Service Information - KYMCO VENOX 250 Service Manual

10

.TRANSMISSION SYSTEM

SERVICE INFORMATION

GENERAL INSTRUCTIONS
• During crankcase separation, do not separate the crankcase halves with an iron hammer to avoid
crankcase deformation or damage.
• After separation, be careful not to damage the right and left crankcase mating surfaces to avoid
oil leakage.
• Replace the gasket with a new one during reassembly of the crankcase halves.
• After transmission system disassembly, make sure that the gear shifting operation is normal
before reassembly of the remaining parts.
• Apply engine oil to the transmission system and crankshaft before reassembly.
• Replace both of crankcase together if anyone crankcase is problem.
SPECIFICATIONS
Claw thickness
Transmission
fork
Shaft hole I.D.
Transmission fork shaft O.D.
Left
Transmission
drum O.D.
Right
Gear I.D.
Main Shaft
Transmission
Countershaft
gear
Collar I.D.
Collar O.D.
Item
Main shaft 4th gear
Main shaft 5th gear
Countershaft 1st gear
Countershaft 2nd gear
Countershaft 3rd gear
Left crankcase side
2nd/3rd gear
O.D.
4th/5th gear
Right crankcase
Left crankcase
1st gear
O.D.
2nd/3rd gear
4th/5th gear
1st gear
4th gear
1st gear
2nd gear
3rd gear
4th gear
5th gear
Standard (mm) Service Limit (mm)
5.5～5.6
12～12.013
11.96～11.98
11.966～11.984
24.95～24.97
25.020～25.041
25.020～25.041
23.020～23.041
28.020～28.041
28.020～28.041
16.987～17.0
22.002～22.015
22.002～22.015
19.987～20.0
24.959～24.980
25.002～25.015
25.002～25.015
25.002～25.015
20.020～20.041
22.020～22.041
22.959～22.980
27.959～27.980
27.967～27.980
24.959～24.980
24.967～24.980
VENOX 250
5.0
12.053
11.92
11.926
24.90
25.081
25.081
23.081
28.081
28.081
16.947
21.962
21.962
19.947
24.919
24.962
24.962
24.962
20.081
22.081
22.919
27.919
27.927
24.919
24.927
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