EQUALIZING BEAM SUSPENSION (HENDRICKSON)
c.
Assemble the frame brackets to the saddle by
inserting the drive pins through the load cushions
and the drive pin bushings.
d.
Install drive pin nuts and washers. Washers are
installed with flange down. Tighten nuts snug.
If frame hangers were removed, tighten nuts to
specified torque after hangers
have
been
assembled to chassis frame.
e.
Assemble
the
preassembled
saddles,
load
cushions and frame hangers to the chassis
frame. Install mounting bolts, lock washers and
nuts.
f.
Tighten mounting bolt nuts to specified torque.
(See SPECIFICATIONS.)
g.
Tighten drive pin nuts to specified torque. (See
SPECIFICATIONS.)
2.
Assemble cross tube and equalizer beams to
axle assemblies, Figures 14 and 15.
CAUTION -- WHEN ASSEMBLING SUSPENSION,
EQUALIZER BEAM AND MOUNTING NUTS, AND
EQUALIZER BEAM SADDLE CAP MOUNTING
NUTS SHOULD HAVE FINAL TORQUE APPLIED
WITH WHEELS OF VEHICLE ON GROUND.
WARNING -- THREE TYPES OF EQUALIZER
BEAMS ARE UTILIZED IN THE MANUFACTURING
OF INTERNATIONAL TRUCKS EQUIPPED WITH
EQUALIZER BEAM SUSPENSIONS.ALTHOUGH
THE APPEARANCE OF THE EQUALIZER BEAMS
IS
SIMILAR,
THERE
IS
A
SUBSTANTIAL
DIFFERENCE IN THE MATERIAL OF WHICH THEY
ARE MANUFACTURED.
THE MATERIALS OF THE EQUALIZER BEAMS
INVOLVED ARE ALUMINUM, CAST STEEL AND
NODULAR IRON.ALUMINUM AND CAST STEEL
EQUALIZER BEAMS ARE MANUFACTURED SUCH
THAT THEY CAN BE STRESSED IN EITHER
DIRECTION. NODULAR IRON EQUALIZER BEAMS
ARE MANUFACATURED SUCH THAT THEY CAN
BE STRESSED IN ONE DIRECTION ONLY. THUS
IT
IS
IMPERATIVE
THAT
NODULAR
IRON
EQUALIZER BEAMS BE INSTALLED WITH THE
CORRECT SIDE UP.
TO AID IN IDENTIFICATION AND FACILITATE
INSTALLATION OF NODULAR IRON BEAMS, AN
ARROW AND THE WORD UP HAVE BEEN
MOLDED ON THE SIDE OF NODULAR IRON
BEAMS. ALSO, REINFORCING GATE PADS HAVE
BEEN DESIGNED INTO EACH END AND MIDDLE OF
THE TOP SIDE OF NODULAR IRON BEAMS.
NODULAR IRON EQUALIZER BEAMS MUST BE
INSTALLED WITH GATE PADS ON TOP SIDE OF
BEAM AND THE ARROW MOLDED ON THE BEAM
SIDE POINTING UPWARD.
Figure 15 - Rubber Cushion Type Suspension
CTS-4169 - Page 11
