Kyoeisha Baroness LM531, Service Manual

Page: 48 / 161

Loosen the nut and check that the sleeve
end is a few millimeters apart from the tube
end and that the sleeve will not move in the
axial direction (it is allowed to move in the
circumferential direction).
w7s31b-008
Bite Type Tube Fitting_009
Final tightening (Reset)
Fit the preliminary tightened tube onto the
fitting body. Tighten with a spanner to the
point where some resistance is suddenly felt,
then further tighten with the nut for a 1/4 turn.
w7s31b-009
Bite Type Tube Fitting_010
Note:
For direct tightening, use the fitting body to
follow procedures 1 to 5 when using a
temporary tightening tool, and set the zero
point. Further tighten for 1 and 1/4 turn from
the zero point.
w7s31b-010
Bite Type Tube Fitting_011
7. Reuse of piping
The bite type fitting can be reused if an
inspection finds no flaw or other damage on
the sleeve surface. Done properly,
disassembly and retightening can be carried
out up to five times or so.
Fitting with Parallel Pipe Threads (O-Ring Sealing
System)
6j9lyk-001
Fitting with Parallel Pipe Threads (O-Ring Sealing
System)_001
Check to see if the O-ring is properly fitted
to the groove of the fitting.
Check to see that the thread part, seat
surface of O-ring port and O-ring are free
from flaws or foreign matter.
Before fitting, apply hydraulic oil or grease
to the O-ring.
For fitting, screw in by hand till the fitting
touches the other side lightly, then tighten
securely with a tool such as a spanner.
Adjustable Elbow
jf65lf-001
Adjustable Elbow_001
1.
2.
3.
4.
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LM531
Hydraulic System
Page 4-8
General Inspection and Repair