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3.17.3 CYLINDER HEAD: DISASSEM-
BLY AND CHECKING AUXILIA-
RY DEVICES
Before disassembling the cylinder head, clean the
entire unit thoroughly. The various elements must
be cleaned and named bit by bit as they are disas-
sembled.
Proceed as follows for disassembly and inspection
of the cylinder head.
Clamp the cylinder head using protective jaws, grip-
ping it at the head connection
A
.
Disassemble the spark plug using the special spark
plug wrench
(code 020440100 000).
3.17.3.1 LUBRICATION JETS AND CENTRING
PINS
Pull out the two oil jets 1 for lubricating the cylinder head
and make sure the holes are free from any impurity. Take
off the O-rings- If damaged, replace them.
A
1
2
Blocking cylinder head on vice.
Oil jets 1 for lubrication of cylinder head and two
centring pins 2.
Detail of oil jet lubrication 1.