Takeuchi TB108 Werkstatt-Handbuch Seite 318

4. Disassembly, inspection and reassembly of engines
(5) Connecting rod
(a)Appearance inspection
Inspect the portion near the boundary of the chamfered
portion and I-beam section of the big and small ends of
the connecting rod as well as the portion near the oil
hole of the bushing at the small end for cracks,
deformation, and discoloration.
(b)Twist and parallelism measurement Use a
connecting rod aligner and measure the twist
and bend.
Standard
Item
dimension
Twist and 0.03 or less
parallelism per 100 mm
(c)Rod small end measurement
Measure the pin outside diameter according to
4.4.5.(4)(b) described above.
Item
Piston pin metal I.D.
Pin O.D.
Clearance
If the metal is to be replaced because the oil clearance
exceeds the limit, use spare part.
Service part code
119717-23910
mm
Limit
dimension
0.08
Standard Limit
22.025 to 22.038 22.068
21.991 to 22.000 21.963
0.025 to 0.047 0.105
Twist
Twist and parallelism measurement
Connecting rod
aligner
Twist measurement using
a connecting rod aligner
mm
Cylinder gage
Connecting rod small end
85
Parallelism
Mandrel