[AT] de-greasing disc brakes

Mike meulenms at gmx.com
Sun Sep 20 19:10:46 PDT 2015


Our household oven goes to 550 degrees F, if you're not a married man, 
give it a try. If you're a married man try it when your wife is gone, 
otherwise you'll find yourself in the former category.

Mike M


On 9/20/2015 9:50 PM, Gene Dotson wrote:
>      Many years ago all the parts houses and machine shops had an oven that,
> among other things, was used to bake the oil and grease out of brake shoes
> and clutch discs. Heat to 450 degrees until all the oil and grease was
> cooked out. Access to a heat treat oven would have the same result.
>
>              Gene
>
>
>
>
> On 9/20/2015 7:30 PM, jtchall at nc.rr.com wrote:
>> OK, I’m normally one of the first people to say don’t try this just buy
>> some new ones. However, 4 disc brakes to fit my combine will run me $450
>> from Deere—they are not available aftermarket—it appears the 3300 was the
>> ONLY thing to use this particular transmission. I’ve got plenty of pad
>> left on them. I had a light leak/sweat on one side, the other is dry.
>> Anyone ever had any luck degreasing a set? As stated they weren’t really
>> greasy, but they just have a look and feel that to me suggests at some
>> point they have gotten grease on them. I’m thinking about soaking them in
>> Purple power for a couple days. I washed them off with Gunk yesterday.
>>
>> When I put this combine back in service 3 years ago I  ground down the
>> spots on the steel parts (larger and smaller diameters left as the discs
>> wore them away) where the pads don’t run. Installed new balls and springs.
>> This time I am going to try re-machining the 2 steel pcs that actuate the
>> brakes as I can tell they are not wearing flat. I’ll hand sand the discs
>> on a ground plate or surface plate—yes I know they are probably asbestos
>> so I’ll take reasonable precautions. I’m also going to replace the seals
>> in the transmission.
>>
>> Any thoughts or suggestions?
>>
>> John Hall
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