Yanmar EF-494T User Manual

3 ENGINE 3 ENGINE
EF494T TM 06/2011 edition
113
3.5.4 Valve spring
No.
Inspection item
Standard
Limit
1
Free length (mm)
42.0
41.5
2
Squareness (mm)
―
1.4
3.5.5 Locker arm and shaft
No.
Inspection item
Standard
Limit
1
Arm hole I.D. (mm)
16.000 to 16.020
16.07
Shaft O.D. (mm)
15.966 to 15.984
15.94
Clearance (mm)
0.016 to 0.54
0.13
3.5.6 Push rod
No.
Inspection item
Standard
Limit
1
Bending (mm)
―
0.03
3.5.7 Camshaft
No.
Inspection item
Standard
Limit
1
End play (mm)
0.05 to 0.20
0.30
2
Bending (1/2 reading from dial) (mm)
0 to 0.02
0.05
3
Cam height (mm)
38.600 to 38.800
38.350
Outer diameter of camshaft and inner diameter of bearing
No.
Inspection item
Standard
Limit
1
Gear end (mm)
Bushing I.D
44.990 to 45.055
45.130
Can shaft O.D.
44.925 to 44.950
44.890
Clearance
0.040 to 0.130
0.240
Intermediate (mm)
Bushing I.D
45.000 to 45.025
45.100
Can shaft O.D.
44.910 to 44.935
44.875
Clearance
0.065 to 0.115
0.225
Flywheel end (mm)
Bushing I.D
45.000 to 45.025
45.100
Can shaft O.D.
49.925 to 49.950
44.890
Clearance
0.050 to 0.100
0.210
3.5.8 Idle gear shaft and bushing
No.
Inspection item
Standard
Limit
1
Shaft O.D. (mm)
45.950 to 45.975
45.900
2
Bushing I.D. (mm)
46.000 to 46.025
46.075
3
Clearance (mm)
0．025 to 0.075
0.175

Yanmar EF-494T Specifications

General

Brand	Yanmar
Model	EF-494T
Category	Tractor
Language	English