Takeuchi TB014 Werkstatt-Handbuch Seite 530

4. Disassembly, inspection and reassembly of engines
(4) Valve spring
Mainly inspect damage and corrosion.
Free length standard
37.8
(5) Valve rocker arm
Mainly inspect valve head cap contact surface, inside
surface defects and wear.
Slight surface defects shall be corrected with an
oilstone.
Items
Arm hole diameter 12.000 to 12.020
Shaft O.D. 11.966 to 11.984
Clearance
(6) Rocker arm shaft
Mainly inspect seizure and wear at the surface in sliding
contact with the arm. The rocker shaft diameter shall be
as specified in (5) above.
Inclination limit
1.3
Standard Limit
12.07
11.94
0.016 to 0.054
mm
Free length
mm
0.13
Rocker arm shaft outside diameter
65
Valve spring
Inclination
Valve spring
Rocker arm hole diameter