Dave, Following up on what Nate said - Packing wheel bearings is an
incredibly messy process. Put a wad of grease smaller than a golf
ball in your left hand. Pick any spot on the large end of the bearing
to start. Press thebearing down into the grease. Repeat until clean
grease comes out the small side of that part of the bearing. Add more
grease to your left hand. Move over a little and repeat until you have
gone around twice. It will take a long time and get your hands
greasy. Bobby
On 8/1/11, Nate <vwnate1@yahoo.com> wrote:
>
> 99 % of the time , they're not properly packed ~ you cannot press the grease
> in between the rollers , you must mush it up from one end until it mushes
> out the other end then turn it a little bit & repeat . a time consuming
> process to do by hand , most FLAPS sell inexpensive bearing packers that
> work with your spare grease gun , the one you keep loaded with wheel bearing
> grease instead of White Lithium Chassis Grease...
>
> I'm sure there's a Poo-Tube tutorial on how to re pack wheel bearings .
>
> The adjustment is a bit tricky , just remember there's NO PRELOAD WHATSOEVER
> else the bearing will burn out like yours did .
>
> Mechanics don't need a dial gauge and I doubt you do either .
>
> If you decide to use a dial indicator gauge , set the freeplay to .002" .
>
> -Nate
>
> Dave wrote:
>>
>> Hi all,
>>
>> I replaced my front wheel bearings and races on my '80 240D last year.
>> Here it is a year and 10K miles later and it sounds like they're starting
>> to go again! So... I'm wondering what I did wrong. When I replaced
>> them, I used bearing kits from GermanAutoParts.com. I used this grease
>> called "Waterproof Green Grease" which seemed pretty awesome based on the
>> label. I followed the steps in the Haynes manual in adjusting - tighten
>> until the wheel doesn't move then back off a 1/3 of a turn on the nut.
>>
>> So, either the bearings/races were defective or perhaps I didn't adjust
>> the play correctly? I can't believe even some 'incorrect' grease wouldn't
>> last longer than a year! I looked in my recently acquired WIS and it
>> recommends 2mm play using a dial gauge. This seems like more than what I
>> got using the Haynes method so I'm thinking I may have had them too tight.
>> A dial gauge may be in my future.
>>
>> Anyone have any thoughts on this?
>>
>> Any recommendations on a decent dial gauge?
>>
>> Thanks!
>>
>> Dave
>>
>
>
>
--
Sent from my mobile device
Toward freedom,
Bobby Yates Emory
Re: [diesel_mercedes] Wheel bearings going bad already??
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