13. Install the automatic adjustment pivot and spacer to the leading shoe on its
shoulder bolt fastener. Be careful that the pivot is not pinched under the edge of
the shoulder.
14. Rotate the star wheel to make sure it can easily rotate with a “click” in one
direction and cannot easily rotate in the other direction.
15. Connect brake line to wheel cylinder. Tighten tube fitting firmly. Do not
overtighten.
16. Bleed brake system as described in chapter 2, section 1. Check for leaks when
bleeding system.
17. Assemble and install rear wheel end as described in paragraph 1.5.5.
1.5.5 Rear Wheel End Installation
Item numbers refer to AXLE-Rear, see parts illustration in chapter 4.
1. Apply VV-L-800 to inner bearing cone (item 22) and install bearing cone.
2. Press in a new oil seal (item 23).
3. If hub and drum were separated, assemble drum and hub using bolts and
washers (item 26 and 25) and tighten to 85-115 ft-lbs torque.
4. Install hub and drum assembly onto axle spindle, being careful not to damage oil
seal.
5. Apply VV-L-800 to outer bearing cone (item 17) and install bearing cone.
6. Install wheel bearing adjusting nut (item 16) and tighten to obtain 5-8 in/lbs
rolling torque.
7. Install planetary ring gear (item 14). Wheel bearing adjusting nut roll pin (item
15) must line up with hole in planetary ring gear.
8. Install axle shaft/sun gear assembly.
9. Apply MIL-S-46163 Type II sealant to mating surface of the planetary spider
cover hub.
10. Install planetary spider assembly to hub using and washers (item 1 and 2).
Secure with 85 to 115 ft-lbs.
11. Remove differential fill plug (upper plug) and fill with oil (SAE 80W-90 or
85W-140) to level of plug hole. Apply a non-hardening sealing compound (like
#51 or equivalent) to plug threads and install and tighten plug.
12. Turn each wheel so wheel end plug is horizontal to axle shaft. Fill wheel ends
with oil (SAE 80W-90 or 85W-140) to level of plug hole. Apply a non-hardening
sealing compound (like Permatex #51 or equivalent) to plug threads and install
and tighten plugs.
CHAPTER 3 OVERHAUL AUGUST 31, 2008
1 GENERAL REPAIR PAGE 9
M100 Tow Tractor Manual No. 46052
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