Installation and Maintenance Manual
page 12
of 23 -
HYDRAULIC CYLINDERS FOR INBOARD ENGINES
l
3
2
l
4
l
5
6
l
l
3
Check if the "z" axis of the bracket (1) is
perpendicular to the"x" axis of the cylinder. Fix
the bracket (1) on a proper support using through
bolting M6 (UC 69-I) or M8 (UC 116-I, 168-I, 215-I,
293-I) (screws and nuts not supplied) made of
stainless steel of class A2-70 (ISO 3506-1) or a
higher one and fasten them by means of stainless
steel self-locking nuts with the same mechanical
and corrosion resistance and the corresponding
washers with a tightening torque of 10 Nm using
a 10 mm wrench (for bolt and nut M6 UC 69-I) or
of 25 Nm with a 13 mm wrench (for bolt and nut
M8 UC 116-I, 168-I, 215-I, 293-I).
NOTICE
The oil fittings must be always in high position.
4
Connect the joint (3) to the arm (2) keeping into account the hole diameter: the arm must be under
the joint; (follow the instructions of the arm manufacturer).
1
x
z
D*
l
E*
* see table in par. 1.4
NOTICE
The bolt (6) must be made of material suitable for the resistance to the saline mist and for the maximum
thrust indicated in the table of paragraph 1.4; the safety washer (5) must comply with the dimensions as
prescribed by standard ABYC P21.
Connection to the motor
arm as prescribed by
standard ABYC P21.
Bolts
Minimum class
UC 69-I
M6
A2-70
UC 116-I
M8
A2-70
UC 168-I
M8
A2-70
UC 215-I
M8
A2-70
UC 293-I
M8
A2-70
