Baroness LM551, Service Manual, Page: 45 / 213

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
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. 1.
2.
3.
4.
Adjustable Elbow
jf65lf-001
Adjustable Elbow_001
Make sure that the positions of the nut,
washer, and O-ring are correct.
If they are in the correct positions, the
washer is pressed into the upper end of
the groove of the elbow.
1
2
3
4
jf65lf-002
Adjustable Elbow_002
1 Elbow
2 Lock nut
3 Washer
4 O-ring
￭
1.
Hydraulic System
LM551
Hydraulic System
Page 4-7
General Inspection and Repair