Kubota D1803-CR-E4, Workshop Manual

Page: 239 / 309

6.6 Installing bearing case cover
IMPORTANT
• In case of replacing the oil seal, install the oil
seal to the bearing case cover not to be tilted.
The seal should be flush with the cover.
• Before installing the bearing case cover / oil
seal assembly, lube the seal and install it not to
damage the seal.
NOTE
• Check the side clearance of crankshaft after
assembling.
1. Attach the bearing case gasket (1) and the bearing
case cover gasket (2) in the correct position of
upside mark (a).
(1) Bearing case gasket
(2) Bearing case cover gasket (a) Upside mark
2. Put the casting mark [UP] (A) of the bearing case
cover (6) upward, then install the bearing case
cover (6).
IMPORTANT
• The length of inner mounting screws of
bearing case cover (4) and external
mounting screws of bearing case cover (3)
are different.
Make sure that you use the correct one at
the correct position.
NOTE
• Apply a thin layer of engine oil to the oil seal
(5).
• Then install the oil seal not to come off the
lip.
(3) External mounting screw of
bearing case cover
(4) Inner mounting screw of
bearing case cover
(5) Oil seal
(6) Bearing case cover
(A) Casting mark
[UP]
3. Tighten the inner mounting screws of bearing case
cover (4) and external mounting screws of bearing
case cover (3) to the specified tightening torque
with even force on the diagonal line.
6.7 Installing flywheel housing
1. Install the flywheel housing (1).
NOTE
• Tighten the flywheel housing mounting
screws with even force on the diagonal line.
(1) Flywheel housing
RELATED PAGE
4.30 Measuring angular deviation between crankshaft
T.D.C. and crankshaft position sensor detected T.D.C.
on page 4-112
6.8 Installing flywheel
IMPORTANT
• The flywheel is very heavy, so securely hold the
flywheel when installing.
SERVICING
6. Assembling 4. ENGINE
D1803-CR-E4,D1803-CR-TE4,D1803-CR-TIE4,V2403-CR-E4,V2403-CR-TE4,V2403-CR-TE4BG,V2403-CR-TIE4
4-139
KiSC issued 12, 2018 A