59
87
86
-
The head of the 2
nd
stage (B) is made of
aluminium (Fig. 86), the valves are screwed
in; the intake valve inside is removed using
a special pin wrench while the discharge
valve is on the outside and is removed with
a non-adjustable wrench or a box wrench.
-
The head of the 3
rd
stage (C) is made of
aluminium (Fig. 87), the intake valve is
screwed inside and is removed using a
special pin wrench while the discharge val-
ve is on the oustide and is kept in position
by the threaded dowel which is screwed into
the cover.
11.10
11.10
11.10
11.10
11.10
Cyl i nder s
Cyl i nder s
Cyl i nder s
Cyl i nder s
Cyl i nder s
After removing the cylinders, it is necessary to
check, when they are replaced, that the piston
at the maximum point and the upper edge of the
cylinder are on the same level (Fig. 88).
Adjust any differences that there may be by
making the base of the cylinder thicker using
gaskets.
88
Maintenance
Summary of Contents for MCH 13/ET
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