The Bentley manual has instructions for "bleeding" and "changing" the
brake fluid. The table shown in "changing" section shows use of lower
bleed screws.

With the callipers opened up, maybe good quality penetrating fluid
would reach the bleed screw threads from the inside?

Neil.

On 4/14/21, Steven Shelton <shelton4@gmail.com> wrote:

> I'm rebuilding the ATE calipers on my 1985. I've never understood why there
> are two bleeders. It makes sense to bleed from the top of the caliper, but
> why is there a bleeder at the bottom? Is there something I need to do now
> that I've drained the fluid out of the caliper? I'm reluctant to do
> anything with it since it's never been opened. If it snaps off . . . .
>

-- 
Neil n

VE7TBN

1988 Westy 50º ABA swap: https://tinyurl.com/yap5hpwt

1981 Westy 15º ABA swap: https://tinyurl.com/y9n4xob8

VAG Gas Engine Swap Group <http://tinyurl.com/khalbay>