
Not sure where to put this :-
HELP Plumbing Brakes
Vehicle is a suzuki sj 4x4
Master cylinder has 4 ports (2 nearest bonnet common and 2 near back common)
So how do I pump brakes when I have 3 Lines (1 left Front 1 Right Front, 1 Rear -T'd common).
We currently have the 2 front ports going to the front wheels and the other 2 going to the rear but all that happens is the rear lock very quickly.
(not bad for drum brakes) even through the bias valve.
I guess I need to blank off a port on the master but which one.
Problem is the Master and the Servo were replaced and it has 4 ports instead of original 2.....
There is a bias valve for the rear brakes



I'll post a picture in my archive -< as I have never figure out how to post it here.
[Edited on 17/1010/09 by mad4x4]
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Won't make any difference to the pressure going to the back wheels
All you need to do to fit a 4 outlet master cylinder to a two line system is use two bleed nipples -- put one in the unwanted front port and one
in the unwanted rear port.
If the rear lock up prematurely the bias valve is not working or if it is a load sensing valve linked to the suspension it is out of adjustment.
[Edited on 17/10/09 by britishtrident]