Genie GS-1530 Service Manual page 20

Section 2 • Specifications
SPECIFICATIONS
Torque Procedure
JIC 37° fittings
1 Align the tube flare (hex nut) against the nose of
the fitting body (body hex fitting) and tighten the
hex nut to the body hex fitting to hand-tight,
approximately 30 in-lbs / 3.4 Nm.
2 Make a reference mark on one of the flats of the
hex nut, and continue it on to the body hex
fitting with a permanent ink marker. Refer to
Figure 1.
d
Figure 1
a hydraulic hose
b hex nut
c reference mark
d body hex fitting
2 - 6
3 Working clockwise on the body hex fitting, make
a second mark with a permanent ink marker to
indicate the proper tightening position. Refer to
Figure 2.
Note: Use the JIC 37° Fittings table on the
previous page to determine the correct number of
flats for the proper tightening position.
Note: The marks indicate that the correct tightening
positions have been determined. Use the second
mark on the body hex fitting to properly tighten the
joint after it has been loosened.
a
b
b
c
c
4 Tighten the hex nut until the mark on the hex
nut is aligned with the second mark on the body
hex fitting.
5 Operate all machine functions and inspect the
hoses and fittings and related components to
confirm that there are no leaks.
GS-30 • GS-32 • GS-46
February 2009
Figure 2
a body hex fitting
b reference mark
c second mark
Part No. 97385
REV G
a
b