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215626
115
Revision A
6.1.5
O-Ring Boss Hydraulic Fittings
–
Adjustable
Torque values are shown in following table below.
$
%
&
'
Figure 6.11: Hydraulic Fitting
1.
Inspect O-ring (A) and seat (B) for dirt or obvious defects.
2.
Back off lock nut (C) as far as possible. Ensure that
washer (D) is loose and is pushed toward lock nut (C) as far
as possible.
3.
Check that O-ring (A) is
NOT
on threads and adjust if
necessary.
4.
Apply hydraulic system oil to O-ring (A).
'
$
(
%
&
Figure 6.12: Hydraulic Fitting
5.
Install fitting (B) into port until backup washer (D) and
O-ring (A) contact part face (E).
6.
Position the angle fittings by unscrewing no more than
one turn.
7.
Turn lock nut (C) down to washer (D) and tighten to torque
shown. Use two wrenches, one on fitting (B) and other on
lock nut (C).
8.
Check the final condition of the fitting.
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