Chevrolet 70 1969 Series, Руководство по ремонту

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REAR AXLE 4-52
Figure 2 8 — T h ro u g h S h a ft a n d B e a r in g R etainer Installation
6. Install propeller shaft yoke and nut at inter-axle dif­
ferential input shaft.
DIFFERENTIAL CARRIER INSTALLATION
1. Install new differential carrier gasket on axle housing,
over studs in housing.
2. Roll carrier into position on roller jack. S tart carrier
over studs in housing, using flat washers under stud
nut at four points. Tighten alternately and evenly
until carrier is in position. Replace tem porary flat
washers. Install lock washers and stud nuts, then tigh­
ten to specified torque.
NOTE: Driving carrier into housing with the use
of a hammer may damage the carrier stud
flange and will result in oil leaks.
THROUGH SHAFT ASSEMBLY
(FORWARD AXLE)
tial fits over drive gear hub. R otate differential to
allow splines on side gear and drive gear to align with
each other.
3. If removed, install snap ring in inter-axle differential
cover.
4. Install cover to adapter case (fig. 27), using new gask­
et. Install and tighten cover to case cap screws.
5. If removed, install oil seal assembly in cover. C oat
outer surface of seal with sealing com pound, to pre­
vent oil leaks. C oat lip of seal with axle lubricant to
prevent scoring.
1. Install bearing in thru-shaft cage, then secure with
snap ring.
2. Press cage and bearing assem bly onto rear end of
thru shaft until bearing is seated against shoulder on
shaft. Press against inner race of bearing.
3. Install new oil seal assem bly in cage. C o a t outer sur­
face of seal with sealing com pound to prevent oil
leaks. C o a t lip of seal with axle lubricant to prevent
scoring.
4. Install propeller shaft yoke and nut at rear of thru
shaft.
SPECIFICA TIO N S
ROCKWELL TANDEM— SLHD AND SQHD
M A K E ................................................................................................. Rockwell
T Y P E ............................................Tandem W ith Inter-A xle Differential
R A T IO ...................................................Refer To Applicable Parts Book
AXLE DIFFERENTIAL (BOTH AXLES)
A D JU ST M E N T S A N D C LEA R A N C ES
Backlash—G ear to P in io n ................................................. 0.006” -0.012”
Backlash Adjustm ent M etho d ......................................................See Text
Differential Bearing
Adjustm ent M etho d ......................................................Threaded Rings
Bearing P re-L oad.........................................................................See Text
SID E PIN IO N
D iam eter— I.D .........................................................................1.065"-1.067''
SPID ER
Diam eter of A rm s..................................................................1.059” -1.061"
Arms in Same Plane W ithin........................................................... 0.0025’
T H R U ST W A SH ER T H IC K N E SS
Side Gear and P in io n ........................................................... 0.058” -0.062’
PINION (BOTH AXLES)
DRIVE GEAR
Backlash to P in io n ............................................................... 0.006” -0.012”
Runout— Installed (T o tal)............................................................... 0.008”
D IFFE R E N T IA L CA SE
Diameter at Side G ear— I.D .............................................. 2.624” -2.629”
Run-Out at F lan g e.................................................................................0.003”
SID E G EA R
Diam eter at Differential C a se .......................................... 2.582” -2.587"
Nom inal Assembly D im ension........................................................ 3.656"
Backlash to Drive G e a r........................................................ 0.006” -0.012”
Backlash A djustm ent............................................................................Shims
Shim T hickness...................................................... 0.003” , 0.005” , 0.010”
Bearing A djustm ent............................................................................Spacers
Spacer T hickness.................................. 0.238” , 0.239” , 0.240” , 0.241” .
0.242” , 0.243” , 0.249” , 0.255” ,
0.261” , 0.267” , 0.273”
R otating T o rq u e............................................................................5-15 in. lbs.
CHEVROLET SERIES 70-80 H EAVY DUTY TRUCK S H O P M A N U A L