Kubota M5040 Workshop Manual page 191

M5040, M6040, M7040, WSM
Replacing Small End Bushing
(When removing)
1. Press out the used bushing using a small end bushing replacing
tool. (Refer to "8. SPECIAL TOOLS" at "G. GENERAL" section.)
(When installing)
1. Clean a new small end bushing and bore, and apply engine oil to
them.
2. Insert a new bushing onto the tool and press-fit it with a press so
that the seam (1) of bushing position as shown in the figure, until
is flash with the connecting rod.
(1) Seam
(2) Oil Hole
(3) Mark
Connecting Rod Alignment
NOTE
• Since the I.D. of the connecting rod small end bushing is the
basis of this check, check the bushing for wear beforehand.
1. Remove the piston pin from the piston.
2. Install the piston pin in the connecting rod.
3. Install the connecting rod on the connecting rod alignment tool.
4. Put a gauge over the piston pin, and move it against the face
plate.
5. If the gauge does not fit squarely against the face plate, measure
the space between the pin of the gauge and the face plate.
6. If the measurement exceeds the allowable limit, replace the
connecting rod.
Connecting rod
Allowable limit
alignment
1-S65
ENGINE
(A) When Removing
(B) When Installing
(C) 0.26 rad (15 °)
W1066057
0.05 mm
0.0020 in.
W1066581
KiSC issued 06, 2008 A