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Revision A
9.4.4
O-Ring Boss (ORB) Hydraulic Fittings (Non-Adjustable)
Figure 9.17: Hydraulic Fitting
1.
Inspect O-ring (A) and seat (B) for dirt or obvious
defects.
2.
Check that O-ring (A) is
NOT
on threads and adjust if
necessary.
3.
Apply hydraulic system oil to O-ring.
4.
Install fitting (C) into port until fitting is hand tight.
5.
Torque fitting (C) according to values in Table
6.
Check final condition of fitting.
Table 9.7 O-Ring Boss (ORB) Hydraulic Fittings (Non-Adjustable)
SAE Dash Size
Thread Size (in.)
Torque Value
4
Nm
lbf·ft (*lbf·in)
-2
5/16–24
6–7
*53–62
-3
3/8–24
12–13
*106–115
-4
7/16–20
19–21
14–15
-5
1/2–20
21–33
15–24
-6
9/16–18
26–29
19–21
-8
3/4–16
46–50
34–37
-10
7/8–14
75–82
55–60
-12
1-1/16–12
120–132
88–97
-14
1-3/8–12
153–168
113–124
-16
1-5/16–12
176–193
130–142
-20
1-5/8–12
221–243
163–179
-24
1-7/8–12
270–298
199–220
-32
2-1/2–12
332–365
245–269
4.
Torque values shown are based on lubricated connections as in reassembly.
