Be Familiar With Shifting Warning Device Of Air Pressure Drop; Single And Double Hose Air Brakes; Air Tanks - Zetor 8621 Forterra turbo Operator's Manual

WARNING DEVICE OF AIR PRES-
SURE DROP
Dropping of air pressure under critical
margin 450 kPa is indicated by red
indicator lamp located on the dashboard.
Tractor with a braked trailer can
not continue in driving when air
pressure drops under the critical
margin and until the pressure is
increased
OPERATION
F 110
∗SINGLE AND DOUBLE HOSE AIR
BRAKES
I - Coupling of single hose air brake
system.
II - Couplings of double hose air brake
system.
Couplings must be covered by a
cap if the trailer is not hitched.
76
F 111

AIR TANKS

Tractors are equipped with an air tank of
capacity 12 l as a standard. The air tank
is located on the right side of tractor in
front of the rear axle.
When the tractor is equipped with air
trailer brakes an extra air tank of ca-
pacity 12 l is assembled on the left hand
side of tractor in front of the rear axle as
a standard.
Both air tanks are assembled on
tractors Z 11641 as a standard
F 111a