Kubota D1803-CR-E4 - Disassembling Piston Assembly; Removing Flywheel

1. Remove
the
top ring (1) and second ring (2) with a
piston ring pliers.
(1) Top ring (2) Second ring
2. Remove
the
oil ring (3) with a piston ring pliers and
expander (4).
(3) Oil ring (4) Expander
5.36 Disassembling piston assembly
1. Remove the
piston pin snap ring (1) from the piston
(2).
2. Remove the piston pin (4) to disconnect the
connecting rod (3) from the piston (2).
IMPORTANT
• Put a
mark on the connecting rod (3) and the
piston (2) with the same number to keep the
same combination.
NOTE
• If do
not remove the piston pin (4) easily, put
the piston fully in 80 ℃ (176 ℉) oil for 10 to
15 minutes.
(1) Piston pin snap ring
(2) Piston
(3)
Connecting rod
(4) Piston pin
5.37 Removing flywheel
IMPORTANT
• The flywheel
is very heavy, so securely hold the
flywheel when removing.
NOTE
• Do not
use an impact wrench. Serious damage
will occur.
Tools required
• Flywheel stopper
• Flywheel guide screw
1. Attach the flywheel stopper (1) to the flywheel.
2. Remove the flywheel screws (2).
(1) Flywheel stopper (2) Flywheel screw
3. Set the flywheel guide screw (4).
4. ENGINE
SERVICING
5. Disassembling
4-130
D1803-CR-E4,D1803-CR-TE4,D1803-CR-TIE4,V2403-CR-E4,V2403-CR-TE4,V2403-CR-TE4BG,V2403-CR-TIE4
KiSC issued 12, 2018 A