Berthoud TRACKER - Adjustment of the Compensated Return (V.E.C)

22 82.503 TRACKER / TRACKER-S D.P.A
ADJUSTMENT OF THE COMPENSATED RETURN (V.E.C)
-Inthiscase,theTRACKERdistributionunitismadeupofelectricapvalves(V.E.C.)(1)(gure10),foreach
boom section.
-Theseelectricapvalvessupplyeachboomsectionwhentheyarein"open"positionandthereturntothe
tank when they are in "closed" position.
-
They are located at the rear of the sprayer.
ADJUSTMENT
- Return to the tank is calibrated by means of a micrometric screw (2).
- Adjust the screw (2) to obtain the same pressure as at the pressure gauge (3), in both "closed" and "opened"
positions. (Perform this operation for each electric ap valve).
-Usetheelectricalswitchestoopenandclosespraying(gure18,page29).
10
Return to tank
Boom
Supply
1
3
2