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REFERENCE
O-Ring Face Seal (ORFS) Hydraulic Fittings
1. Check components to ensure that the sealing surfaces
and
fi
tting threads are free of burrs, nicks, scratches,
or any foreign material.
Figure 8.14: Hydraulic Fitting
2. Apply hydraulic system oil to the O-ring (B).
3. Align the tube or hose assembly so that the
fl
at face
of the sleeve (A) or (C) comes in full contact with
O-ring (B).
4. Thread tube or hose nut (D) until hand-tight. The nut
should turn freely until it is bottomed out.
5. Torque
fi
ttings according to the values in Table
8.13
O-Ring Face Seal (ORFS) Hydraulic Fittings, page
464
.
NOTE:
If applicable, hold the hex on the
fi
tting body (E)
to prevent rotation of
fi
tting body and hose when
tightening the
fi
tting nut (D).
6. Use three wrenches when assembling unions or joining
two hoses together.
7. Check the
fi
nal condition of the
fi
tting.
Figure 8.15: Hydraulic Fitting
147649
463
Revision A
Summary of Contents for M155
Page 3: ...Declaration of Conformity Figure 1 Declaration of Conformity Page 1 of 2 147649 i Revision A ...
Page 4: ...Figure 2 Declaration of Conformity Page 2 of 2 147649 ii Revision A ...
Page 30: ...SAFETY Figure 1 21 Safety Signs Left Cab forward Side 147649 14 Revision A ...
Page 32: ...SAFETY Figure 1 23 Safety Signs Right Cab forward Side 147649 16 Revision A ...
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Page 414: ...MAINTENANCE AND SERVICING Fuse Box Decal Figure 5 178 Fuse Decal 147649 398 Revision A ...
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