Chevrolet 70 1969 Series, Руководство по ремонту

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REAR SUSPENSION 4B-33
SPRING SADDLE
TOP PAD
1 Beam Center Bushing
2 Spring Saddle
3 Spring Assembly
4 Spring Saddle Top Pad
5 Top Pad to Spring
Saddle Bolts
11
6 Lock Nut
7 Set Screw
8 Equalizing Beam
9 Cross Tube
10 Spring Saddle Cap
11 Stud
TPM-8363
Figure 14— Section Through Spring Saddle and Beam
(with RT-Type Suspension)
Press new bushing into place, exerting force on
bushing outer sleeve until outer sleeve extends
an equal distance through beam at both sides.
E Q U A L IZ IN G B E A M IN S T A L L A T IO N
(Fig. 15 or 16)
1. Position beams, with cross tube in place
at spring saddles (fig. 9 or 10) and axle brackets.
N O T E : At axle end of beam, install adapters
(2, fig. 14) at each side of bracket and into
bushing.
IM P O R T A N T : The cut-off (flat) side of each
adapter must be located in a vertical position as
shown in figure 17.
2. Install bolt and washer through adapter and
axle bracket at each end of equalizing beam
(fig. 17).
N O T E : Install bolt and washer from inner
side with nut located toward wheels (fig. 17).
Tighten nuts or bolts to torque listed in "Speci­
fications” at end of this section. Figure 18 t>hows
section through mounting.
3. Install spring saddle caps to attach beam
center bushing to spring saddle. Install saddle cap
SPRING
SADDLE
TOP PAD TO
SPRING SADDLE
U-BOLT
-BOLT NUT
CROSS
TUBE
SADDLE CAP
BOLT
WASHER
Figure 15— Section Through Spring Saddle and Beam
(with RU-Type Suspension)
stud nuts or cap screws and tighten to torque
listed in "Specifications” at end of this section.
TORQUE RODS
(ALL TANDEM SUSPENSION MODELS)
Solid or adjustable type torque rods are used
on all vehicles equipped with the tandem suspen­
sion system. The torque rods serve to maintain
proper drive line angles and stabilize driving and
braking forces.
N O T E : Refer to “ P R O P E L L E R S H A F T S ”
(SEC. 4D) for torque rod installation and drive
line angle adjustment procedure.
T O R Q U E R O D R E M O V A L
IM P O R T A N T : If adjustable torque rods are
to be removed and ends replaced or repositioned,
measure overall length of rod (center of ball stud
seat at one end to center of ball stud seat at the
other end) to assure installation of the same
length rod.
1. At axle end, remove nut from torque rod
end stud and drive end stud out of bracket on axle
housing using a soft hammer.
2. At frame end, remove self-locking nuts
CHEVROLET SERIES 70-80 H EAVY DUTY TRUCK S H O P M A N U A L