Reassembly - Yanmar 3JH4E Service Manual

4. Disassembly and reassembly

4.3.2 Reassembly

(1) Clean all parts
Clean all parts using by the cloth and diesel oil
(or cleaning agent) before reassembly.
Note:
1) If the dust remain with the parts, engine
may cause the seizing or damage.
2) The cleaning agent removes even
carbon adhering to disassembled parts.
(2) Putting the cylinder block upside down
Place a wood block on the floor and put the
cylinder block upside down (with the cylinder
head mounting surface facing down).
(3) Inserting the tappets
Coat the inside of the cylinder block tappet
holes and the outside circumference of the
tappets with engine oil, and insert the tappets
in the cylinder block.
Note:
Separate the tappets to make sure that they
are reassembled in the same cylinder No.
and intake/ exhaust side as they came from.
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