Re: '86 5ktq brakes

[Andrew Duane USG/PE <duane@zk3.dec.com>]

> i've been taking my winter car out recently and have noticed the 
> following.
> 
> my 86 5ktq's brake system is acting up.  first of all, it FAILS the bomb 
> test but i'm trying to determine if anything else is bad.  when the car 
> is cool, the brake system works fine except for the fact that the power 
> assist dwindles after turning the car off.  when the car gets hot, 
> typically after baking in the sun all day, the amount of brake pedal play 
> seems to increase before any braking action commences.  after moving 
> through this "dead zone" the brakes work, except that the rear brakes 
> begin to drag.  the more time that goes by, the more the rear brakes seem 
> to drag (with no input from the driver).
> 
> i've run the system with the ABS on and off and have had similar results. 
> i know that i need the pressure accumulator, but could anything else be 
> bad, too?

Check out the master cylinder. BTDT.

-- 

Andrew L. Duane (JOT-7)			duane@zk3.dec.com
Digital Equipment Corporation		(603)-881-1294
110 Spit Brook Road
M/S ZKO3-3/U14
Nashua, NH    03062-2698

Only my cat shares my opinions, and she's too heavy to care.