Zetor Proxima Series, Operator'S Manual, Page: 125 / 220

124
ADDITIONAL WEIGHTS
E556 E557
PROCEDURE OF FILLING OF TYRES WITH WATER
1.
Lift the tractor to relieve the tyre and turn the tyre to position
the tyre valve upwards (A).
2.
Discharge air and screw out the valve insert.
3.
Screw on the extension for filling with water and connect a
hose of water supply.
4.
Fill the tyre with prescribed volume of the fluid.
5.
For filling of the tyre you can use a gravity tank (B) us fill the
tyre under pressure (C).
6.
Disconnect the hose and screw ooff the water filling exten-
sion.
7.
Screw in the valve insert and inflate the tyre to the pre-
scribed pressure (D).
8.
Then screw on a protective cap onto the valve.
9.
Fill up the other tyre in the same way.
PROCEDURE OF DISCHARGE OF A FLUID FROM TYRES
1. Lift the tractor to relieve the tyre and turn the tyre to position
the tyre valve upwards (A).
2. Discharge air and screw out the valve insert; turn the wheel
to position the valve downwards.
Discharging of the fluid may cause underpressure in the
tyre. Therefore turn slightly the wheel from time to time
to get tha valve to upper position (B)!
3. Remove residues of the fluid using compressed air after
screwing in the water filling extension (C).
4. Blow out fluid as long as it stops flowing out from the air ex-
tension pipe.
5. Screw off the water filling extension.
6. Screw in the (D)
7. Then screw on a protective cap onto the valve.
8. Discharge fluid from the other tyre in the same way.