Bleeding The Front Cardan Brake; Bleeding The Front Drum Brake - Zetor 8621 Forterra turbo Operator's Manual

BLEEDING THE FRONT CARDAN BRAKE

Bleeding the brake system must be done at 4WD tractors equipped with cardan
brake. It is necessary to start step by step at both pairs of cardan brake cylinders.
One pair of cardan brake cylinders has two went screws (1), the second pair has
three went screws (2). Bleed the system with unlatched pedals so that you will gently
press one from pedals and you will bleed one pair of cardan brake cylinder
connected with circuit -I by the second pedal. Change pressing to pedals and bleed
the second pair of cardan brake cylinder connected with circuit -II. After bleeding the
cardan brake bleed the rear service brake.
ADJUSTMENT
F 285
195

BLEEDING THE FRONT DRUM BRAKE

Bleeding the front drum brake can be
done only with right pressure in the air
brake system. Bleed the front drum
brake by vent screws of wheel brake
cylinders. Press both pedals connected
by latch at bleeding. In the end bleed the
font brakes.
F 286