Spicer Drive Axles Service Manual Wheel Reduction Drive Axles (EA-50) - Manual (Page 32)

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CARRIER INST CARRIER INST CARRIER INST CARRIER INST CARRIER INSTALLA ALLA ALLA ALLA ALLATION TION TION TION TION
AIR PRESSURE METHOD
1. Install the right-side axle shaft through the
clutch collar and into the differential side gear of
the carrier assembly. The axle shaft is used to
align splines of the the differential case half and
clutch collar.
2. Rotate right-side axle shaft until splines of clutch
collar and the differential case half are aligned.
CA CA CA CA CAUTION: Do no UTION: Do no UTION: Do no UTION: Do no UTION: Do not use hands t t use hands t t use hands t t use hands t t use hands to position shift o position shift o position shift o position shift o position shift
collar while air pr collar while air pr collar while air pr collar while air pr collar while air preeeeessur ssur ssur ssur ssure is being applied t e is being applied t e is being applied t e is being applied t e is being applied to shift o shift o shift o shift o shift
cylinder cylinder cylinder cylinder cylinder, injury could r , injury could r , injury could r , injury could r , injury could reeeeesult. sult. sult. sult. sult.
3. Connect auxiliary air supply to shift cylinder.
4. Apply and hold air pressure to the shift cylinder.
Applying air will move the shift collar inward
and engage the splines with the differential case
splines locking the assembly.
5. To ensure the clutch collar and differential case
splines have engaged completely, rotate right-side axle
shaft. When fully engaged remove shaft from the
carrier assembly.
IMPOR IMPOR IMPOR IMPOR IMPORT T T T TANT ANT ANT ANT ANT: Hold air pr : Hold air pr : Hold air pr : Hold air pr : Hold air preeeeessur ssur ssur ssur ssure on lock e on lock e on lock e on lock e on locked carrier ed carrier ed carrier ed carrier ed carrier
aaaaassembl ssembl ssembl ssembl ssembly until it ha y until it ha y until it ha y until it ha y until it has been comple s been comple s been comple s been comple s been completttttel el el el ely inst y inst y inst y inst y installed int alled int alled int alled int alled into oo oo
axle housing. axle housing. axle housing. axle housing. axle housing.
6. Install carrier assembly into axle housing and fasten
using normal installation procedures.
7. Remove auxiliary air supply from shift assembly and
connect the vehicle air line to shift cylinder.
8. Install axle shafts into housing. Use procedures 2 and
3 from the "Inst "Inst "Inst "Inst "Install Axle Shaft all Axle Shaft all Axle Shaft all Axle Shaft all Axle Shafts Aft s Aft s Aft s Aft s After T er T er T er T er To oo oowing" wing" wing" wing" wing"
section.
9. Remove jack stands from vehicle and lower to shop
floor.
MANUAL ENGAGING METHOD
1. Align the splines of the clutch collar and the
differential case by hand.
2. Install a M12 X 1.50 bolt into the shift cylinder
air-port to manually engage the lock.
IMPOR IMPOR IMPOR IMPOR IMPORT T T T TANT ANT ANT ANT ANT: Hand tight : Hand tight : Hand tight : Hand tight : Hand tighten M1 en M1 en M1 en M1 en M12 X 1.5 2 X 1.5 2 X 1.5 2 X 1.5 2 X 1.50 bolt with a 0 bolt with a 0 bolt with a 0 bolt with a 0 bolt with a
sock sock sock sock sockeeeeet. See F t. See F t. See F t. See F t. See Figur igur igur igur igure 1 e 1 e 1 e 1 e 17 7 7 7 7.....
CA CA CA CA CAUTION: If a high r UTION: If a high r UTION: If a high r UTION: If a high r UTION: If a high reeeeesist sist sist sist sistance t ance t ance t ance t ance to turn is felt o turn is felt o turn is felt o turn is felt o turn is felt
befor befor befor befor before full engagement of lock, st e full engagement of lock, st e full engagement of lock, st e full engagement of lock, st e full engagement of lock, stop turning the bolt. op turning the bolt. op turning the bolt. op turning the bolt. op turning the bolt.
Ov Ov Ov Ov Over er er er er-t -t -t -t -tor or or or orquing ma quing ma quing ma quing ma quing may cause damage t y cause damage t y cause damage t y cause damage t y cause damage to the shift unit. o the shift unit. o the shift unit. o the shift unit. o the shift unit.
R RR R Realign spline ealign spline ealign spline ealign spline ealign splines and contin s and contin s and contin s and contin s and continue t ue t ue t ue t ue to tight o tight o tight o tight o tighten. en. en. en. en.
3. To ensure lock is fully engaged, rotate the drive
pinion.
4. Install carrier assembly into axle housing and fasten
using normal procedures.
5. Remove manual engaging bolt from shift cylinder,
replace with air shift cylinder plug and torque
20-30 Lb-Ft (27-41 N-m).
6. Connect the vehicle air line to the shift cylinder
assembly.
7. Install axle shafts into the axle housing. Use
procedures 2 and 3 from the "Inst Inst Inst Inst Install Axle Shaft all Axle Shaft all Axle Shaft all Axle Shaft all Axle Shaftsssss
Aft Aft Aft Aft After T er T er T er T er To oo oowing wing wing wing wing" section, page 26.
8. Remove jack stands from under vehicle and
lower to shop floor.
Carrier inst Carrier inst Carrier inst Carrier inst Carrier installation complet allation complet allation complet allation complet allation completeeeee
HAND TIGHTEN M12 X 1.50 BOLT
USING SOCKET
FFFFFigur igur igur igur igure 1 e 1 e 1 e 1 e 17 7 7 7 7