AxleTech 5000 Maintenance Manual

Page 1
Independent Suspension
Axle System
5000 Series
Maintenance Manual ISAS5
ISAS5 SEPTEMBER, 2017
Page 2
i
WARNING
A Warning alerts you to an instruction or procedure that you must follow exactly to avoid serious personal injury and damage to components.
CAUTION
A Caution alerts you to an instruction or procedure that you must follow exactly to avoid damage to components and possible serious personal injury can also occur.
The torque symbol alerts you to tighten fasteners to a specified torque value.
NOTE:
A Note provides information or suggestions that help you correctly service a component.
ISAS5 SEPTEMBER, 2017
Service Notes
Before You Begin
This manual provides maintenance and service pr o ce d ure s f o r Ax leT e ch ’ s i n dep end en t suspension axle system ISAS 5000 Series. The information contained in this manual was current at the time of printing and is subject to change without notice or liability. Before you begin procedures:
1. Read and understand all instructions and pro­cedures before you begin to service compo­nents.
2. Read and observe all Caution and Warning safety alerts that precede instructions or pro­cedures you will perform. These alerts help to avoid damage to components, serious per­sonal injury, or both.
3. Follow your company’s maintenance and ser­vice, installation, and diagnostics guidelines.
4. Use special tools when required to help avoid serious personal injury and damage to com­ponents.
Safety Alerts, Torque Symbol and Notes
Page 3
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ISAS5 SEPTEMBER, 2017
Table of Contents
Section 1 - Exploded Views
Differential .............................................................................................. 1-1
Suspension ..................................................................................... 1-2
Hub Reduction ................................................................................ 1-3
Section 2 - Disassembly
Removal of Springs and Shock Absorber ............................................. 2-1
Cardan Joint ............................................................................................... 2-2
Suspension ................................................................................................. 2-2
Brake Disc ................................................................................................... 2-3
Differential Halfshaft ....................................................................................... 2-4
Hub Reduction ............................................................................................ 2-5
Section 3 - Inspection
Tapered Roller Bearings ................................................................................... 3-1
Seals .................................................................................................................. 3-1
Replacing a Wheel Stud .................................................................................... 3-1
Fasteners ..................................................................................................... 3-1
Section 4 - Assembly
Hub Reduction ............................................................................................ 4-1
Differential Halfshaft ....................................................................................... 4-6
Brake Disc ................................................................................................... 4-7
Suspension ................................................................................................. 4-7
Cardan Joint ............................................................................................. 4-11
Shock Absorber ....................................................................................... 4-11
Section 5 - Lubrication
Oil Change ................................................................................................... 5-1
Lubrication .................................................................................................. 5-2
Section 6 - Special Tools
Tool drawings ............................................................................................. 6-1
Page 4
1-1
Item
Qty Description
Item
Qty Description
1 1 Axle housing
11
16
Socket head capscrew - M8x1.25x25 (grade 8.8)
2 1 Carrier assembly
12 2 Halfshaft
3 2 Breather
13 2 Brake disc
4 1 Filler plug
14
32
Socket head capscrew - M8x1.0x35 (grade 10.9)
5 1 Drain plug
15 1 Brake assembly
6 2 Lock nut - M48x1.5
16 8 Lock washer
7 2 Lock washer
17 8 Socket head bolt - M20x1.5x45 (grade 10.9)
8 2 Ball bearing SKF 6410
18 4 Straddle bearing
9 2 Bearing retainer and seal housing
19 4 Circlip internal
10 2 Seal NCR 23479
20 8 Hex head capscrew
1 3 4 5
3
10 12 13 17 16
14 15
6 7 8 9 11
2 0 1 9 1 8
2
ISAS5 SEPTEMBER, 2017
Differential
Page 5
1-2
Item
Qty Description
Item
Qty Description
1 1 Lower wishbone
19 2 Straddle bearing
2 2 Bushing
20 2 Internal circlip
3 1 Lower spring mounting
21 4 Hex head capscrew
4 1 Mounting pivot pin
22 1 Bump stop
5 1 Locking strip
23 1 Washer
6 2 Hex head capscrew - M6x1.0x20 (grade 10.9)
24 1 Hex head capscrew - M12x1.75x70 (grade 8.8)
6a 2 Washer
25 1 Upper spring cap
7 4 Spring locating plate
26 1 Washer
8 4 Hex head capscrew - M10x1.5x40/26 (grade 8.8)
27 1 Nyloc nut - M12x1.75
4
Hex head capscrew - M10x1.5x45/26 (grade 10.9)
28 1 Spacer bushing
9 8 Nyloc nut - M10x1.5
29 1 Steering arm
10 1 Shock absorber
30 4 Hex head capscrew - M20x2x74 (grade 10.9)
11 2 Suspension spring
Steering ISAS
12 2 Core plug
31 1 Double cardan joint
13 2 King pin
32 8 Lock nut - M10x1.5
14 2 Internal circlip
33 8 Stud - M10x1.5x70 (grade 10.9)
15 2 King pin seal
Non-steering ISAS
16
1,4
Lock wire - 4x0.35mm
34 1 Single cardan
17 2 King pin nut
35 8 Socket head capscrew - M12x1.75 (grade 10.9)
18 1 Upper wishbone
25
26
27 8 9 7 11 8 22
1 9 2 0
7
28
23
24
12 9 18
20 19 21 10
11 7 31
32 33 4
8 3
13
14
9 2 17
2
16
29
34
1 15
14 13
35
30
12 5 6
7
8
16
17
ISAS5 SEPTEMBER, 2017
Section 1 Exploded View
Suspension
Page 6
1-3
3
6 3 4 2
30
29
2 6 28
24
1
27
23
25 5 4
10
11
12
13
14
15
19
20
16
18
21
17
22
ISAS5 SEPTEMBER, 2017
Hub Reduction
Page 7
Item Qty Description
Item
Qty Description
1 1 Wheel hub assembly
16 1 Planetary spider assembly
2
10
Wheel stud
17 2 Plug
3 1 Oil seal
18 8 Hex head capscrew - M10x1.5x25/25 (grade 10.9)
4 2 Taper bearing
19 1 Special adjusting screw - M10x1.5 (grade 10.9)
5 1 Central tire inflation sealing kit
20 1 Nut 6 1
ABS ring
21 2 Copper seal
7 1 Seal race
22 2 Socket head capscrew - M6x1.0 (grade 10.9)
8 1 Planetary ring gear hub
23
10
Wheel nut
9 1 Locking washer
24 1 Stub axle assembly
10 1 Spindle nut
25 1 Knuckle
11 1 Spindle ring
26 1 Spindle
12 1 Coupling
27 2 O-ring
13 1 Sun gear
28 2 O-ring
14
1
Socket head capscrew-M14x1.5x90/40 (grade 10.9)
29
16
Socket head capscrew - M16x2.0x40/40 (grade 10.9
)
15 1 Thrust button
30 1 Sealing kit
31 1 Axle shaft
ISAS5 SEPTEMBER, 2017
Page 8
Section 2 Disassembly
2-1
WARNING
Springs must be in the fully extended position before removal. Failure to do so could result in serious personal injury.
ISAS5 SEPTEMBER, 2017
WARNING
To prevent serious eye injury, always wear safe eye protection when you perform vehicle maintenance or service.
Some models are equipped for shock removal without requiring the removal of the subframe or springs. Review your vehicle installation before proceeding.
Removal of Springs and Shock Absorber
1. Remove the check strap
NOTE: Not all vehicles are equipped with check straps. If no check strap, proceed to step 2.
2. Put the wheel end in the maximum hanging position.
3. Remove the shock a bsorber upper nut. Remove the upper spring cap assembly. Remove the shock absorber lower nut.
4. Remove the sh o ck absor ber an d the 2 springs.
,
Page 9
Section 2 Disassembly
2-2
2. Remove the fasteners from the cardan joint, on the wheel end side.
WARNING
To avoid serious personal injury and damage to components, be very careful when using lifting devices for service and maintenance procedures.
Inspect to make sure that neither lifting
strap is damaged.
Do not subject lifting straps to any
shock or drop loading.
NOTE: Refer to the Suspension exploded view in Section 1.
1. Remove the upper king pin nut.
ISAS5 SEPTEMBER, 2017
Cardan Joint
NOTE: Steering ISAS uses double cardan joints with stud and nut fasteners.
Non-steerng ISAS uses single cardan joints with capscrew fasteners.
1. Align the wheel end with the axle.
4. Remove the fasteners from the universal joint, on the axle housing side. Separate the cardan joint, using a lever. Remove the cardan joint.
Suspension
3. Separate the end of the cardan joint using a pry bar.
Page 10
Section 2 Disassembly
2-3
2. Remove the lower king pin nut.
3. Using a lifting strap, separate the upper wishbone. Separate the wheel end from the lower wishbone. Remove the wheel end.
1. Remove the 16 brake disc bolts.
NOTE: The AxleTech 5000 ISAS uses Meritor DX225 and DX195 Brakes. For maintenance information on the brakes, refer to Manual DX/1/E.
To order this publication, call ArvinMeritor’s Customer Service Center at 800-535-5560.
ISAS5 SEPTEMBER, 2017
2. Remove the 4 brake caliper bolts. Withdraw the brake caliper and the disc.
4. Remove the fastening bolts from straddle bearing. Remove the upper and lower wishbones.
Page 11
Section 2 Disassembly
2-4
ISAS5 SEPTEMBER, 2017
Differential Halfshaft
NOTE: Refer to the Differential exploded view in Section 1.
Remove the plug from the bottom of the axle housing. Drain the lubricant from the assembly.
NOTE: Before removing the axle shaft the differential lock must be positively engaged.
Remove the differential lock cylinder.
See process in Field Maintenance Manual MM1 or MM2.
Engage the dog clutch while pulling the
fork and turning a wheel.
Hold the fork with a wire to keep the dog
clutch engaged.
1. Remove the 8 differential shaft bolts.
3. Remove the differential shaft.
4. Unlock and remove the shaft nut. Remove the lock washer, the ball bearing and the seal housing. Extract the oil seal from the seal housing.
2. Use a pry bar to separate the differential shaft.
NOTE: For maintenance information on the differential see specific manuals:
Final drive axle: MM1. Thru drive axle: MM2.
Page 12
Section 2
2-5
ISAS5 SEPTEMBER, 2017
1. Remove the bolts that secure the cover.
2. Unlock and remove nut of adjusting screw.
Disassembly
5. Remove the end thrust button.
7. Unlock the sun gear bolt. Maintain the sun gear with jet extractor of bronze.
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Section 2 Disassembly
2-6
WARNING
Gear teeth can be sharp. Wear protective gloves to avoid serious personal injury.
12. Wearing protective gloves, remove the ring gear carrier.
ISAS5 SEPTEMBER, 2017
7. Remove the sun gear and the coupling.
8. Rem ove the ax l e s h a f t.
10. Use spanner # 5231 to remove the spindle nut.
11. Remove spindle nut and lock washer.
9. Unlock spindle nut.
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Section 2 Disassembly
2-7
ISAS5 SEPTEMBER, 2017
14. Use a rubber mallet and drift to remove the ring gear hub taper bearing.
If necessary, install the CTI guide sleeve, part number 5239, onto the spindle.
WARNING
To avoid serious personal injury and damage to components, take care when using lifting devices during service and maintenance procedures. Inspect a lifting strap to ensure that it is not damaged. Do not subject lifting straps to shocks or drop-loading.
13 . Use a lifti ng strap to re m o ve the hub
assembly. If bearing and seal have not been taken out together with the hub, remove them from the spindle. If necessary, remove the spindle end ring.
15. Remove bearing cup from hub.
For version C.T.I only
16. Remove the ci r clips.
WARNING
Use a rubber mallet for
assembly and disassembly procedures. Do not hit steel parts with a steel hammer. Pieces of a part can break off and cause serious personal injury.
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Section 2 Disassembly
2-8
ISAS5 SEPTEMBER, 2017
For version C.T.I only
17. Remove outside ring. Remove outside seal, the inner seal and the guide ring.
18. Return the hub. Remove seal, bearing cup and bearing from hub.
20. If necessary, remove the spindle of the knuckle.
19. Remove the oil seal and the bearing from the knuckle.
Page 16
Section 3
Inspection
3-1
ISAS5 SEPTEMBER, 2017
WARNING
To prevent serious eye injury, always wear safe eye protection when you perform vehicle maintenance or service.
Tapered Roller Bearings
If the parts are clean and correctly lubricated, it is rare to find damaged bearings during removal. Therefore, avoid removing them because they may be damaged by the puller.
Remove bearings with the following conditions:
1. Worn or damaged bearing surface.
2. Chipped bearing or damaged bearing surface
3. Incorrect lubrication.
4. Broken part in the mechanism.
WARNING
Solvent cleaners can be flammable, poisonous and cause burns. Examples of solvent cleaners are carbon tetrachloride, emulsion-type cleaners and petroleum based cleaners. To avoid serious personal injury when you use solvent cleaners, you must carefully follow the manufacturer’s product instructions and these procedures:
Wear safe eye protection.
Wear clothing that protects your skin.
Work in a well-ventilated area.
Do not use gasoline, or solvents that
contain gasoline. Gasoline can explode.
Use hot solution tanks or alkaline
solutions correctly. Follow the manufacturer’s instructions carefully.
Bearing Assembly Precautions
If the bearing is new, unpac k it just before assembly. If the bearing is reusable, clean it with solvent-base cleaner and then oil it.
2. W hen a be ari n g ha s be en h eat e d fo r assembly, apply a small amount of grease or oil after assembly.
Seals
1. O-rings:
new O-rings.
2. Lip seals:
each removal. The bore must be carefully deburred and greased before installing the seal. The fitting of the seal on the seal surface is always difficult; use care not to damage the lip seals when installing them.
NOTE: It is better to install a seal with a press than with a shock installer tool.
After removal, replace them with
Change lip seals with new seals at
Replacing a Wheel Stud
In case of a breakage or a stripping of a wheel st u d i t mu s t be re p lace d . Gene r all y it i s unnecessary to remove the hub to change it. Use a drift and a hammer to remove the stud. The new stud may be installed with a hammer or press fit.
Fasteners
For bolts with pre-applied microcapsulating after removal use Loctite SR 242.
WARNING
Take care when you use Loctite® to avoid serious personal injury. Follow the manufacturer’s instructions to prevent irritation to the eyes and skin.
Tightening Torques
The tightening torques indicated in this manual must be followed:
A tightening torque lower than indicated may lead to a shearing stress and may break the bolt.
A higher tightening torque may lead to a plastic deflection of the bolt and damage of the parts.
1. When it is possible, install the bearing parts by cooling (in liquid nitrogen) or by heating (in hot oil to 80°C [176°F]) instead of using a press. A press is preferred to a shock installer tool. The bore must be carefully deburred and cleaned before assembly of the bearing.
Page 17
Section 3 Inspection
3-2
ISAS5 SEPTEMBER, 2017
Sealing of Mounting Surfaces
WARNING
Take care when you use silicone gasket materials to avoid serious personal injury. Follow the manufacturer’s instructions to prevent irritation to the eyes and skin.
Small amounts of acid vapor are present when applying silicone gasket material. To prevent possible serious personal injury, make sure there is good ventilation in the work area. If the silicone gasket material gets in your eyes, flush your eyes with water for 15 minutes. Have your eyes checked by a doctor.
Page 18
Section 4
Assembly
4-1
ISAS5 SEPTEMBER, 2017
WARNING
Observe all warnings and cautions provided by the press manufacturer concerning press operation to avoid serious personal injury and possible damage to components.
1. Install the steering arm. Use Loctite® 242 on
the screws. Install screws and tighten them to 200-258 lb-ft (271-350 Nm).
Installation
NOTE: Refer to Section 6 for drawings of the tools specified in these procedures.
Hub Reducer
1. Apply Loctite 680 on the outer diameter of the
spindle ring. Install the spindle ring into the end of the spindle.
4. Apply a bead of silicone sealing compound on the face of the spindle.
5. Use Loctite® 242 on the screws. Tighten them to 190 lb-ft (258 Nm).
6. Use a driver (part number 5294) to insert a lightly greased needle bearing into the spindle.
7. Use a seal driver (part number 5207) to insert the seal.
8. Grease the lower edges of the seal.
9. Use Loctite® 510 on spindle and fit seal race after heating it to 210-250°F.
2. Put one O’ring on the spindle.
3. Put the other O’ring in the groove of the knuckle.
10. If the vehicle is equipped with central tire inflation, follow steps A-C, below.
NOTE: Lightly lubricate the seal lips.
A. Install onto the hub the guide ring, the inner
seal use a seal driver (part number 5237).
B. Install the outside seal use a seal driver (part
number 5238) and the outside ring.
Page 19
Section 4 Assembly
4-2
WARNING
Components will be hot. Wear protective gloves to avoid serious personal injury.
15. Heat the bearing cone to 175°F (79°C).
ISAS5 SEPTEMBER, 2017
C. Place the circlips on wheel hub.
11. Use the cup driver (part number 5046) to install bearing cup onto the hub.
13. Install the bearing onto the hub. Pack the bearing with grease. Refer to Section 5.
14. Use a seal driver (part number 5203) to install the oil seal.
NOTE: Lightly lubricate the seal lips.
12. Use the cup driver (part number 5046) to install bearing cup onto the hub.
Page 20
Section 4
Assembly
4-3
ISAS5 SEPTEMBER, 2017
16. Wearing protective gloves, install the bearing cone onto the ring gear carrier.
If the vehicle is equipped with central tire inflation:
ber 5239) onto the spindle.
install the surface protector (part num-
17. With a lifting strap, fit the hub assembly onto the knuckle. Hold the spindle in position.
If the vehicle is equipped with central tire inflation:
Gear teeth can be sharp. Wear protective gloves to avoid serious personal injury.
18. W earing protective gloves, install the ring gear with its bearing onto the gear carrier. Align the gear splines with the hub splines.
remove the surface protector.
WARNING
To avoid serious personal injury and damage to components, take care when using lifting devices during service and maintenance procedures. Inspect a lifting strap to ensure that it is not damaged. Do not subject lifting straps to shocks or drop­loading.
WARNING
Page 21
Section 4 Assembly
4-4
ISAS5 SEPTEMBER, 2017
19. Install a new locking washer and a spindle nut.
20. Use a spanner wrench (part number 5231) to tighten the nut to 295 lb-ft ( 400 Nm). Make sure the locking washer moves free between the nut and the ring gear.
23. Bend the lock washer tangs into the grooves in the wheel bearing adjusting nut. Keep the tangs at a 45 degree angle to the ring gear hub face.
24 . Inst all t he axle shaft.
21. While rotating the hub, tap ring gear to check that the assembly is correctly fitted. Recheck the spindle nut torque.
22. Back the spindle nut off 1/16 turn.
NOTE:
If the lock washer tangs do not align
with the adjusting nut, back off the adjusting nut enough to align the tangs.
Do not bend the lock washer tangs back
too far. If the tangs are bent too far back, the lock washer will not function
correctly.
25. Fit coup ling and sun gear .
Page 22
Section 4
Assembly
4-5
ISAS5 SEPTEMBER, 2017
26. Maintain the sun gear with jet extractor of bronze. Apply Loctite 242 to the threads of the screw. Install screw and tighten to 152 ft­Ibs (203 Nm).
27. P la c e th r us t b ut t on .
29. Install the planet gear carrier cover assembly.
30. Use Loctite® 242 and install the cover screws. Tighten to 44-55 lb-ft (60-75 Nm).
28. Install silicone sealing compound in the groove C between the splines A and the face B of cover.
31. Install the adjusting screw until it contacts the shaft. Unscrew by 3/4 turn max to give 0.020-
0.060 inch (0.5 mm to 1.5 mm) shaft end play.

Page 23
Section 4 Assembly
4-6
ISAS5 SEPTEMBER, 2017
.
35. Install copper seal and level screw. Tighten to
b (12 Nm).
8 ft-l
Differential Halfshaft
Refer to the differential exploded view in Section 1.
1. Install the oil seal into the seal housing.
2. Install the seal housing, the bearing, a new lock washer and nut onto the shaft.
3. Tighten the nut to 147-184 lb-ft (200-250 Nm).
Then tighten it to next slot and lock it.
4. Engage the shaft assembly in the carrier housing. The dog clutch must be engaged.
Page 24
Section 4 Assembly
4-7
ISAS5 SEPTEMBER, 2017
5. Use Loctite® 242 and install the 8 screws. Tighten to 22-30 lb-ft (30-41 Nm).
Brake Disc
1. Install the disc and the brake caliper. Use Loctite® 242 on the 4 caliper screws and
tighten to 369-480 lb-ft (500-651 Nm).
2. Use Loctite® 242 on the 16 disc screws and tighten to 22-30 lb-ft (30-41 Nm).
Su
spension
1. Install the king pin in the tool (part number
5293).

2. Press the king pin into the upper wishbone.
Page 25
Section 4 Assembly
4-8
WARNING
Take care when you use adhesive materials to avoid serious personal injury. Follow the man-
ufacturer’s instructions to prevent irritation to
the eyes and skin.
4. Apply a layer of adhesive (Terostat 8590) in the groove on the upper wishbone.
6. Carefully slide the seal into position.
7. Maintaining the seal in place, using a lock wire, make one pass around the seal in the groove area, using a twisting action tighten the wire until it is holding the seal firmly in place, but not cutting rubber seal. Position the twist so it will not puncture the seal.
ISAS5 SEPTEMBER, 2017
3. Install the internal circlips. Apply a bead of grease around the king pin.
5. For ease of assembly, preaper the king pin seal as shown below.
Page 26
Section 4
Assembly
4-9
ISAS5 SEPTEMBER, 2017
8. Apply grease into the upper wishbone.
9. Install the core plug into the upper wisbone.
11. Install the king pin into the knuckle.
12. Pr e s s i n to p l ac e.
10. Apply a bead of silicone sealing compound on the core plug.
13. Proceed as with the upper wishbone. Refer to steps 3 - 10.
14. Apply Loctite® 641 in the bores of the upper wishbone. Press in the straddle bearing with a mallet.
Page 27
Section 4 Assembly
4-10
ISAS5 SEPTEMBER, 2017
15. Install the int ernal circlips.
NOTE: For installing straddle bearing into the axle housing, refer to steps 11-12.
16. Install the lower wishbone. Apply Loctite® 242 to the screws and tighten to 369-480 lb-ft (500-651 Nm).
18. With a lifting strap, install the wheel end assembly into the lower wishbone. Hand­tighten the lower king pin nut.
19. Install the upper control arm. Hand-tighten the upper king pin nut.
17. Install the upper wishbone. Apply Loctite 242 to the screws and tighten to 369-480 lb-ft (500-651 Nm).
®
20. Tighten the lower and upper king pin nuts to 572-608 lb-ft (775-825 Nm).
Page 28
Section 4
4-11
ISAS5 SEPTEMBER, 2017
Cardan Joint
NOTE: Steering ISAS uses double cardan joints with stud and nut fasteners. Non­steering ISAS uses single cardan joints with capscrew fasteners.
1. Engage the cardan joint on the housing side. Fit fasteners and tighten to 44-55 lb-ft (60-75 Nm).
2. Align the wheel end with the axle.
Fit fasteners on reducer side and tighten to 44- 55 lb-ft (60-75 Nm).
Shock Absorber (Top Post Shock)
1. Install the springs and shock absorber. Install the upper spring cap. For ease of assembly, main t a in with tool (p a r t number 5295). Tighten the nuts to 90 ft-lbs (150-170 Nm).
(Top Cross Bolt Shock)
2. Install the spring & shock absorber.
Install the upper shock mounting hardware. Tighten to 310-400 lb-ft (420-542 Nm).
Page 29
Section 5
ISAS5 SEPTEMBER, 2017
Lubrication
Lubrication
For more information on lubrication standards and specifications, refer to AxleTech Maintenance Manual 1, Lubrication.
Oil Change
Differential
First oil change: After 100 hours or 2500 miles. Lubricant level check: Every 3000 miles (4800
km) or semi-annually.
Oil change interval: Every 24,000 miles (38,600
km), 24 months or 2000 hours.
Lubricant Quality
Due to the duty imposed upon the equipment, we recommend a multigrade lubricant 80W/90 with service level API GL5 and approved as meeting US MIL L 2105 D specification. All lubricants used must be compatible between them. Some oils can deteriorate seal materials. Avoid mixing two differ­ent oil types, even if from the same trade name. Refer to AxleTech Maintenance Manual 1.
Draining
Drain oil when vehicle is near normal operating temperature. Clean the drain plug.
Hub Reduction
First oil change: After 50 hours. Lubricant level check: Every 3000 miles (4800
km) or semi-annually.
Oil change interval: As required by other main-
tenance actions (such as re-packing wheel bear­ings).
Filling Procedure
The vehicle must be on a level floor.
Ensure the lower plug is installed.
Fill the wheel end until fluid flows from the oil hole. Allow enough time for the fluid to flow through the complete assembly.Clean plug and tighten it to 18-26 lb-ft (25-35 Nm). Tighten control level screw to 8 lb-ft (12 Nm).
Lubricant Capacity
Lubricant capacity is given as a guideline only. The oil level only determines the lubricant capac­ity needed according to the unit.
Inner Wheel Bearings
Remove, clean, dry and repack every 24,000 miles (38,600 km). Use AxleTech STC 05-203 per MIL-PRF-10924.
Suspension Bushings
Regrease every 3000 miles (4800 km) or quar­terly. Use a multipurpose lithium soap grease. Use AxleTech STC 05-203 per MIL-PRF-10924.
The oil change interval varies according to the type of vehicle and operating duty.
Halfshaft Cardan Joints
Regrease every 3000 miles (4800 km) or quar­terly. Use a lithium soap grease with a consis­tency of Class 2 or better. Use AxleTech STC 05­203 per MIL-PRF-10924. Do not use grease with MoS2 additive.
Page 30
6-1
Special Tools Drawings
Driver handle - 5021
Hub seal driver - 5203
Cup driver - 5046
Washer - 5204
ISAS5 SEPTEMBER, 2017
Section 6 Special Tools
Page 31
Seal driver - 5207
CTI seal driver - 5237
Spanner wrench - 5231
CTI seal driver - 5238
ISAS5 SEPTEMBER, 2017
6-2
Page 32
Section 6 Special Tools
6-3
Protector - 5239
Bearing driver - 5294
King pin muff - 5293
Shock absorber clamp - 5295
ISAS5 SEPTEMBER, 2017
Page 33
REVISIONS
Updated torque requirements from 155lb-ft to 90-110 ft-lb on page 4-6 #33 per Tammy Marsh.
1
T. Betena 09/20/2017
ISAS5 SEPTEMBER, 2017
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