- 01
- 02
- 03
- 04
- 05
1. Loosen lug nuts on trailer
2. Jack up trailer and put on jack stands
3. Remove tire
4. Remove break caliper and support caliper (3/4” drive 9/16 6 side quality socket)
5. Use block of wood and hammer to remove vault cap
6. Remove cotter pin, cap, nut and washer
7. Remove hub assembly from trailer
8. Turn over hub and beat out inner bearing and seal
9. Clean hub assembly
10. Remove and replace O-ring
11. Pack inner bearing and install
12. Coat inside of seal with grease coat outside of seal with high temp silicone
13. Pack outer front bearing and install
14. Install hub, washer, nut, nut-cover, and cotter pin, tighten slightly over hand tight to set bearing than back out, then tighten finger tight the hub should turn freely with no end play (in and out movement)
15. Install zerk grease fitting on Spindle, grease and rotate hub during filling until grease starts to come out around washer and nut (usually 1 tube of grease)
16. Fill vault cap to upper retaining clip, coat outside shoulder of cap with high temp silicone
17. Use a 2x1/2 PVC slip collar (Home Depot) and b lock of wood to install cap
18. Reinstall break caliper
19. Install tire, remove jack stand and jack.
open vault pictures below for filling instructions
VAULT PICTURES
- 06
- 07
- 08
- 09
- 10