[W126 Coupe] Broken bolt

[David King]

  Dick,
  As luck would have it the brakes were due for changing several days before
yesterdays ago.  Can you pull the front hubs off without removing the front
caliper first?
  Dave
  David A. King, PE&LS
  A2 Maps & Surveys
  627 Norwich Road
  Oakdale, CT 06370
  Ph. (860) 889-5905
  Fax (860) 889-5942
  http://www.A2Maps.com
  ----- Original Message ----- 
  From: "Dick Spellman" <spell.yy at verizon.net>
  To: "Mercedes Coupes Mailing Lists" <mbcoupes at mbcoupes.com>
  Sent: Friday, August 31, 2007 4:51 PM
  Subject: Re: [W126 Coupe] Broken bolt


  > So David, seeing as how it's a front rotor, when are the rotors (brakes)
  > due to be replaced?  If soon, just order them up with pads and senders
  > and leave the old bolt. If the rotors are fairly new, you can do the
  > repair on the vehicle only if the break is right up near the rotor or
  > remove the troubled rotor set it on a bench and drill the stud out from
  > the back side followed by judicious use of the extractor.  Then repack
  > the outer wheel bearing, check the inner seal and replace the rotor.
  >
  > Good luck and your welcome!
  >
  > Dick
  >
  > David King wrote:
  > > Mr. Spellman,
  > > Thanks for the info.
  > > It was a front left side bolt. It sheared near the head and left sharp
point
  > > offset to one side.
  > > Dave
  > >
  > > David A. King, PE&LS
  > > A2 Maps & Surveys
  > > 627 Norwich Road
  > > Oakdale, CT 06370
  > > Ph. (860) 889-5905
  > > Fax (860) 889-5942
  > > http://www.A2Maps.com
  > > ----- Original Message ----- 
  > > From: "Dick Spellman" <spell.yy at verizon.net>
  > > To: "Mercedes Coupes Mailing Lists" <mbcoupes at mbcoupes.com>
  > > Sent: Friday, August 31, 2007 2:50 PM
  > > Subject: Re: [W126 Coupe] Broken bolt
  > >
  > >
  > >
  > >> David:
  > >>
  > >> You need to run down to a Sears store and pick up a bolt extractor
kit
  > >> of a diameter less than the wheel bolt so as to not damage the
threads.
  > >> The kits have a drill bit followed by an extractor that will permit
the
  > >> bolt fragments removal if done right.
  > >>
  > >> Or reassemble the wheel with just 4 bolts and torqued to factory spec
of
  > >> 80 ft lbs only.  Run it up to a local garage and ask they remove the
  > >> damaged lug bolt.
  > >>
  > >> All the wheel bolts should be inspected if this happened from being
on
  > >> there way too tight by some mechanic that used say an air tool
without
  > >> regard for the torque.  Replace any that use the long stem with the
new
  > >> MB bolt version available at the local MB dealer.  These extension
bolts
  > >> on the 15 hole wheels have been done away with because they do snap
and
  > >> represent a safety issue too.  So, if that's what you've got, get the
  > >> updated bolt from MB.
  > >>
  > >> Was this the front rotor or the rear wheel hub where the bolt
cracked?
  > >>
  > >> Dick
  > >>
  > >> David King wrote:
  > >>
  > >>> I need some help with a broken wheel bolt on a 1990 560 SEC.  The
last
  > >>> 1/2 inch fractured at a nasty angle and I'm not sure what to do? Any
  > >>> ideas.
  > >>> Dave
  > >>> David A. King, PE&LS
  > >>> A2 Maps & Surveys
  > >>> 627 Norwich Road
  > >>> Oakdale, CT 06370
  > >>> Ph. (860) 889-5905
  > >>> Fax (860) 889-5942
  > >>> http://www.A2Maps.com
  >

>>> ------------------------------------------------------------------------

  > >>>
  > >>> The MB Coupes Website!
  > >>> W126 SEC Mailing List
  > >>> Postings remain property of MB Coupes, L.L.C.
  > >>>
  > >> The MB Coupes Website!
  > >> W126 SEC Mailing List
  > >> Postings remain property of MB Coupes, L.L.C.
  > >>
  > >>
  > >>
  > >> -- 
  > >> No virus found in this incoming message.
  > >> Checked by AVG Free Edition.
  > >> Version: 7.5.484 / Virus Database: 269.12.12/979 - Release Date:
8/29/2007
  > >>
  > > 8:21 PM
  > >
  > >>
  > >
  > > The MB Coupes Website!
  > > W126 SEC Mailing List
  > > Postings remain property of MB Coupes, L.L.C.
  > >
  > >
  >
  > The MB Coupes Website!
  > W126 SEC Mailing List
  > Postings remain property of MB Coupes, L.L.C.
  >
  >
  >
  > -- 
  > No virus found in this incoming message.
  > Checked by AVG Free Edition.
  > Version: 7.5.484 / Virus Database: 269.12.12/979 - Release Date:
8/29/2007 8:21 PM
  >
  >


----------------------------------------------------------------------------
----