Yanmar 4BY - Page 80

ENGINE
BY Service Manual
5-25
Cylinder Head
Figure 5-15
19. Remove timing case cover bolts
(Figure 5-15, (1)).
Figure 5-16
20. 4BY Engines: Remove cylinder head bolts in
reverse sequence, beginning with number 10
(Figure 5-16).
Figure 5-17
21. 6BY Engines: Remove cylinder head bolts in
reverse sequence, beginning with number 14
(Figure 5-17).
22. Remove cylinder head.
23. Remove the cylinder head gasket.