Zetor FORTERRA HSX Series, Operator'S Manual

Page: 198 / 222

Almost all the following works require certain experience and more exacting service and
diagnostic equipment. That's why we recommend to do the works at specialized or authorized
workshops.
Flat belt drive tension of accessories
Bleeding the brake system of the tractor
F18N059
Gear oil is used as the fluid of the tractor's braking system.
Bleed the tractor braking system with the tractor started and the depressed brake pedals in the following
order:
1. Rear-wheel footbrake
2. Front drive axle brakes
3. Pneumatic braking system for trailers
4. hydraulic trailer brakes
The rear wheel bleeding bolts are accessible from the rear of the tractor and are located behind the rear
wheel brake controls on the rear of the gearbox housing (A).
The front axle bleeding bolts are located on top of the front axle reducers (B).
The bleeding bolts of the pneumatic braking system for the trailer and hydraulic brakes of the trailer are
located on the rear panel of the quick couplers (C):
1, 2 - bleeding bolts of the pneumatic braking system for trailers
3 - trailer hydraulic brake bleeding bolt
Return the oil bled from the bolts during bleeding the brakes into the gearbox filling.
Flat belt drive tension of accessories ( A ) does not need to
be adjusted. The belt is tensioned automatically.
*Tensioning the V-belt of the AC compressor
If the V-belt (B) is properly tensioned - its deflection must
be 5.5 mm when the belt is subject to the force of 50 N.
Tension the V-belt to the prescribed value after releasing
the fixation screws of the AC compressor.
FHD14N080
ADJUSTMENT
197