problem to turn with universal carrier

[willy]

hello

we have a carrier who turn only very good on right side,big problem to turn in left side.The booggies move well and we changed brakes shoes on axle
but still problem.

if we drive straight and push brake pedal it stop straight,but if we use steering wheel to turn big it don't want to turn

does someone have an idea of have manuals of adjustement we have to do ?

thanks a lot for help

best wishes

willy