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Kubota D1803-CR-E4 - Page 242

Kubota D1803-CR-E4
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3. Place the gap of each piston ring like the figure.
(A) Top ring gap
(B) Second ring gap
(C)
Oil ring gap
(D) Piston pin hole
(a) 2.09 rad (120°)
4. Set the piston ring compressor (1) to the piston.
5.
Install the piston to cylinder
.
IMPORTANT
Be carefully
to set the piston ring
compressor. Otherwise, their chrome-plated
section of piston rings may be scratched,
causing trouble inside the liner.
NOTE
Apply sufficient engine oil to the piston.
Align the mark [FW] (2) on the piston face to
flywheel side.
Align the marks (3) with each other.
(1) Piston ring compressor
(2) Mark
[FW]
(3) Mark
6. Turn the flywheel and move the piston to bottom
dead center
.
4. ENGINE
SERVICING
6. Assembling
4-142
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

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