Spicer Tandem Drive Axle Dual Range & Double Planetary 34,000-45,000 lbs - Manual (Page 54)

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Differential Carrier Overhaul
I
Forward Axle - Install Pinion
I 1. Output Shaft Side Gear Bearing
Cup.
If removed, press bearing
cup in carrier.
Torque Chart
Bearing Cage Cap Screw
Size Ft-lbs. N.m
I
9/16-12 155-175 210-237
(Grade 8)
Nominal Shim Pack
In. mm
0.024 0.609
2.
Place shim pack on carrier,
making certain that holes in shims
are aligned with carrier holes.
NOTE:
If gear set is to be reused,
install same quantity and size of
shims removed during disassem-
bly. When installing a new gear
set, use nominal shim pack
(see chart).
3.
Install drive pinion assembly.
Install bearing cage cap screws
and lockwashers. Torque cap
screws (see chart).
NOTE:
The forward axle pinion is
equipped with a helical gear. For
easier disassembly during carrier
adjustment procedure, use a dum-
my yoke (if available) in place of
helical gear.
Forward Axle - Install Helical Gear
1. Install helical gear on pinion,
positioned as shown in the illustra-
tion. Install self-locking nut or
slotted nut. Torque nut properly
(see chart), using a suitable fixture
to hold helical gear.
NOTE: On axles equipped with
slotted nut and roll pin, do not
install roll pin until carrier
adjustments are completed.
Torque Chart
Pinion SELF-LOCKING NUT
Size Ft-lbs. Nm
(D340, 380(P), 400-P)
1-1/2-18 560-700 759-949
(D341 ,381 (P), 401-P, 402(P), 451-P)
1-518-18 780-960 1057-1301
(D341 , 402(P), 451(P)
produced after 7-1-95
M42
X
1.5 840-1020 1140-1383
Pinion SLOTTED NUT
& ROLL PIN
(D341, 381(P), 401-P, 402(P), 451-P)
1-518-18 840* 1139*
Pinion Helical Gear
Mounting Position
NOTE:
See Torque Chart for
Pinion Nut Variations
POSITION LARGE CHAMFER
TOWARD BEARING CONE
Installing Pinion Helical Gear.
*IMPORTANT:
Torque to 840 ft-lbs.
(1139 Nm), then continue tighten-
ing nut to align slot with the nearest
hole in pinion shank. Install roll
pin. I