New brakes, you should change out the fluid with new. Brake fluid degrades with use.
Now is a good time. Grant... On Wed, Jun 12, 2013 at 11:32 AM, Curt Raymond <curtlud...@yahoo.com> wrote: > You may be right, I hate to spend all the money on a master cylinder and > not need to... > > I need to get some more fluid and try again. This time I'll buy a quart. > > -Curt > > Date: Wed, 12 Jun 2013 09:23:42 -0700 > From: G Mann <g2ma...@gmail.com> > To: Mercedes Discussion List <mercedes@okiebenz.com> > Subject: Re: [MBZ] 190D brakes ARRGH! > Message-ID: > <cantulyjj7ac+wrkn2vv2nvsk2bkis-e3f7qxpv9ggda0j5y...@mail.gmail.com> > Content-Type: text/plain; charset=ISO-8859-1 > > Curt, > > I'll bet that you still have air in the line. Did you start the reverse > bleed at the longest line, then the next longest, etc? > > Air acts as a "spring" since it can be compressed. If there is a section of > the brake line what has fluid before the "bubble" and after the bubble > [like from the master cylinder] that air will compress enough to "feel" > like you have brake pressure then when released, expand and push the fluid > back to the master... next peddle push, you start pushing fluid all over > again.. > > Suggest you take some fluid out of the master tank and pump from the bleed > screw again.. > Or, if you have a spare electric fuel pump lying around... attach some barb > fittings and clear hose to it and let it do the work while you watch the > master tank for bubbles [you will see them as they are pushed up]. > > In any case, hope it sorts out for you. > > Grant... > > > On Wed, Jun 12, 2013 at 8:56 AM, Curt Raymond <curtlud...@yahoo.com> > wrote: > > > Used Grant's method to bleed the rear brakes on my '84 190D today. I wish > > I could say it worked perfectly but it didn't. > > > > I *think* yesterday's efforts to tag-team the bleeding (with Angie's > help) > > may have cost me in the long run. Right now if I pump the brakes they'll > > build pressure and work fine until I release and try again at which point > > they're back to bottom of the throw. The fronts still work fine but the > > pedal is bottom of the barrel. > > > > I *think* this means the MC needs replacing, what say you? > > > > -Curt > > _______________________________________ > http://www.okiebenz.com > For new and used parts go to www.okiebenz.com > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > _______________________________________ http://www.okiebenz.com For new and used parts go to www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
