[T2] Rear brake problem, brakes lock when braking

Al Brase alribee at gmail.com
Sat Jan 19 22:29:42 PST 2019


I think the proportioning valve needs to be positioned correctly.


On Sat, Jan 19, 2019 at 7:07 PM c.dreike <c.dreike at verizon.net> wrote:

> Could the new proportional valve have a problem?  I know that adjustable
> proportional valves are available.
>
> Chris
>
> On 1/19/2019 5:28 AM, Daniel Martinelli wrote:
> > Yes, they do look fine but we decided to refurbish them, as we have the
> > parts and see what happens
> >
> > Daniel
> >
> >
> > On Sat, 19 Jan 2019 at 02:37, Robert Camacho <bcoldpro at aol.com> wrote:
> >
> >> How old are the rear brake shoes? Have those been visually inspected?
> >>
> >>
> >> -----Original Message-----
> >> From: Daniel Martinelli <daniel.martinelli at gmx.ch>
> >> To: Type2 list <type2 at type2.com>
> >> Sent: Fri, Jan 11, 2019 8:33 am
> >> Subject: [T2] Rear brake problem, brakes lock when braking
> >>
> >> Dear all
> >>
> >> A friend of mine has a weird problem with his T2b camper rear brakes.
> When
> >> braking hard, on the road, the rear brakes lock up. We replaced the
> front
> >> disk brake pads to no avail, checked the caliper pistons and they are
> fine.
> >> Tires are almost new and correctly inflated.
> >>
> >> On the test stand, when tested independently the rear and front brakes
> work
> >> perfectly.
> >>
> >> We thought it could be the proportional valve, replaced it but the
> problem
> >> persists.
> >>
> >> Sooo, apart from the proportional valve, what could influence brake
> >> distribution from front to back? We are at a loss here.
> >>
> >> Any thoughts?
> >>
> >> Thanks a lot
> >>
> >> Cheers!
> >>
> >> Daniel
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> >>
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