Automatic Control Of Three-Point Hitch - Zetor Proxima Plus Series Operator's Manual

ELECTRO-HYDRAULIC SYSTEM
F_02_172a

AUTOMATIC CONTROL OF THREE-POINT HITCH

Do the step according to "Cancel blocking" part. Set the control (6) to HITCHTRONIC
(AHC) position. By control (4), set the working depth of tools attached to rear three-
point hitch.
When the implement attached in the rear three-point hitch reaches the depth set by
the control (4), control system measures the soil resistance and this value is used as
default for further control.
The activity of controls (lifting and lowering) can be monitored by means of indicated
on diodes (8) and (9).
At dead end, shift the lever(1) to (a) position, after turning set the (c) position again.
For setting the required speed of lowering, there is a control (3).
After reaching the depth set by the control (4) control system again measures the soil
resistance and this value is used as default for further regulation.
129