Kubota EA330-E4 Series Workshop Manual page 105

EA330-E4, WSM
Main Bearing Case and Crankshaft
1. Remove the bolts retaining (1) and the bearing retainer.
2. Remove the flywheel key (2) from the crankshaft.
3. Tap the main bearing case (3) with a plastic hammer to
separate it from crankshaft.
(When reassembling)
• Fit the outer lace notch (5) of the bearing into the "A" position
shown in the figure.
• Press the oil seal (4) until outside surface of the oil seal
becomes lush with boss of the main bearing case.
(1) Retaining Bolt
(2) Flywheel Key
(3) Main Bearing Case
Main Bearing Case and Crankshaft
1. Pull the main bearing off using press.
(When reassembling)
• The crank shaft, the main bearing and fitting part of the bearing
must be thoroughly cleaned before oiling and pressing in.
• Place the notch (1) in the inner ring to the orientation of flywheel
key of the crank shaft, and then press in the bearing so that the
gap between the inner ring and the crank shaft is eliminated.
(1) Notch
1-S40
ENGINE
(4) Oil Seal
(5) Notch
9Y1211018ENS0060US0
9Y1211018ENS0061US0
KiSC issued 05, 2015 A