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Making It Easier Next Time

Discussion in 'Early CJ5 and CJ6 Tech' started by RonBoy, Nov 9, 2004.

  1. RonBoy

    RonBoy New Member

    When I pulled the hubs off my tappered axles I went through what a lot of people have probably gone through. It was tough, real tough. I finally got them off with a combination of: a heavy duty hub puller (took a while to find a rental place that had one), a 1/2 inch breaker bar with a long jack handle, penetrating oil, some heat, and a good size hammer. I can't believe this was the original intent. One of the reasons for this difficulty seems to be the corrosion between the taper and hub. I have no idea when the PO last had them off (maybe never and it's a '62). Here is my question: Is there anything I can put on the taper before I reassemble that will make removal easier next time. My thought is to put some anti-sieze on the taper before I slip the hub on. That should keep the moisture out. If I understand how the hub attachment works, the matching tapers keep things tight and the key keeps the hub from turning against the axle. If that is true, then a dab of lube on the taper should make it easier to get a good tight fit as the axle nut is torqued. I also thought about using some sort of sealent - like maybe Aviation Form-a-gasket or maybe RTV. What have you guys done? What is your opinion?
     
  2. Glenn

    Glenn Kinda grumpy old man Staff Member

    I put a bit of never seize on mine, with the same thought in mind as you have. Haven't had it back off yet though.
     
  3. Warloch

    Warloch Did you say Flattie??? Staff Member

    After years and years of workin with them the one answer I found is a very fine file... I have a small fine file that I use in the key way and slot to hand 'machine' them so that they 'just fit'. I had my last ones so that once I took the nut off I could wiggle the hub side to side by hand and have it off in 5 mins... Then I went a dammaged the hub and had to replace it. It takes time - and I pulled them off once a year and worked on the brakes and key way till I got it right.
     
  4. Hippo393

    Hippo393 Jeepless

    Dang, I've never had mine off. Add that to the "dreading to do" list. :(

    Just curious Ron, where did you ultimately find the hub-puller?
     
  5. schardein

    schardein Low Range Therapy

    I have a BIG 2 jaw puller (for brake drums I think). Put it on, crank it down with a breaker bar, then whack the end with a big hammer. BE SURE TO STAND CLEAR, BECAUSE WHEN IT LETS GO IT FLIES ABOUT 5 OR 6 FEET! I have to support the puller with a 2x4 under it because it tries to slip off as I crank on it with the breaker bar. It has been a learning process, after having them off about 8 times (don't ask) I have it down to a science.
     
  6. tdobson

    tdobson Tom

    I pulled one of mine off last weekend...I had a wheel cylender leak....It was a bear...I made a puller by drilling holes in 3 steel straps about 5 inches long and bending them in an s shap so they would fit the lug bolts and an large bolt to tighten against the axle...It was quicker than trying to find one to rent
     
  7. jon

    jon New Member

    Don't make it too easy to remove, that fit is tight for a reason. the transfer of power from axle shaft to axle flange is through that connection . that key and keyway will break if the fit is not tight.
     
  8. RonBoy

    RonBoy New Member

    Hippo393,
    You asked where I finally located a hub puller. I just called all the rental places I could find in my area and as it usually happens just as I was about to give up, I called one last place and they had one. It was a Taylor Rental franchise. I doubt that they all carry the same things but you can check your area.
    Ron
     
  9. sparky

    sparky Sandgroper Staff Member Founder

    That's why you loosen the nut and leave it on the end by 3 or 4 threads, it won't fly across the garage that way.
     
  10. schardein

    schardein Low Range Therapy

    Sparky, that is excellent advice. I think I had a problem with the tip of the puller not fitting inside the nut, causing some damage to the exposed threads inside the nut if I would have continued.
     
  11. sparky

    sparky Sandgroper Staff Member Founder

    Ah! My hub puller fits inside the nut nicely.
     
  12. blevisay

    blevisay Oh Noooooooooooooooo! Staff Member

    BTDT it was more like 10' and sounded like a shotgun!
    :shock:

    OTC makes the puller $80 IIRC....I just put a little grease on them....
     
  13. Warloch

    Warloch Did you say Flattie??? Staff Member

    jon - that's why you do it a very little at a time an over time... I have never busted an axle, and living in CO with the trails we run and the number of riggs over the last 30 plus years, it works great.

    'Course I just jinxed my self and will shread 3 next summer :D
     
  14. 66cj5

    66cj5 Jeep with no name

    used never-seize on mine. like the file idea though.....
     
  15. tdobson

    tdobson Tom

    I'm gonna leave mine just the way they are...They lasted 38 years with no problems that I know of and as hard as it is, it's not something you have to do too often
    or at least I don't