Zetor FORTERRA HSX 120 Operator's Manual page 8

Drive of agricultural machinery ................................................................................................................... 131
Work with PTO shaft .................................................................................................................................. 131
Display of revolutions of PTO shafts ......................................................................................................... 131
Replaceable end points of rear PTO shaft ................................................................................................ 131
Control elements of PTO shafts ................................................................................................................ 132
The buttons for activation of PTO shafts ................................................................................................... 132
Selection switch of rear PTO clutch revolutions (P.T.O.) .......................................................................... 132
Rear PTO shaft revolutions preselection lever .......................................................................................... 133
Standard and economical independent revolutions of rear PTO shaft ..................................................... 133
Dependent and independent rear PTO shaft revolutions .......................................................................... 134
Automatic disengagement of PTO clutch .................................................................................................. 134
Setting automatic disengagement of PTO shaft clutch - display description ............................................ 135
Automatic disengagement of PTO shaft clutch - return to basic setting ................................................... 135
Work with automatic disengagement of PTO shaft clutch ......................................................................... 136
Facilitating connection of joint shaft of an aggregated machine to the tractor .......................................... 137
Working modes of PTO shafts .................................................................................................................. 137
Activation of the rear PTO shaft - independent revolutions - common working mode .............................. 138
Activation of the rear PTO shaft - independent revolutions - stationary working mode ............................ 139
Deactivation of the rear PTO shaft - independent revolutions .................................................................. 140
Rear PTO shaft switch - dependent speed - ordinary mode of operation ................................................. 141
Front PTO shaft ......................................................................................................................................... 142
Activation of the front PTO shaft - common working mode ....................................................................... 142
Activation of the front PTO shaft - stationary working mode ..................................................................... 143
Deactivation of the front PTO shaft ........................................................................................................... 143
Maximum transferred output ...................................................................................................................... 144
Drive of machines with greater inertia masses. ......................................................................................... 144
Hydraulic system .......................................................................................................................................... 145
Hydraulic system ....................................................................................................................................... 145
Hydraulic pump .......................................................................................................................................... 145
Control elements placement ...................................................................................................................... 145
Outer hydraulic circuit ................................................................................................................................ 145
Connecting and disconnecting quick-couplers .......................................................................................... 145
Quick-couplings with drip collection .......................................................................................................... 145
Amount of oil taken from outer hydraulic drives ........................................................................................ 146
Hydraulic distributor of the outer hydraulic circuit...................................................................................... 146
Description of the functions of individual positions of control levers of the hydraulic distributor .............. 147
Rear outlets of the outer hydraulic circuit .................................................................................................. 147
Front outlets of the outer hydraulic circuit ................................................................................................. 148
Connecting machines and implements to the outer hydraulic circuit ....................................................... 148
Electro-hydraulic system ............................................................................................................................. 149
Control element functions .......................................................................................................................... 149
Equipment 'OFF' ........................................................................................................................................ 149
Blocking cancellation ................................................................................................................................. 150
Quick sinking ............................................................................................................................................. 150
Transport of implements ............................................................................................................................ 151
Stop position .............................................................................................................................................. 151
Vibration compensator (damper) ............................................................................................................... 151
Limitation of the upper position of the three-point hitch ............................................................................ 152
Lowering speed ......................................................................................................................................... 152
Free position .............................................................................................................................................. 152
Setting the control of three-point hitch ....................................................................................................... 152
Manual setting of control of three-point hitch ............................................................................................ 153
Automatic control of three-point hitch ........................................................................................................ 153
Using the rear control ................................................................................................................................ 154
External control buttons of the electro-hydraulic system ........................................................................... 154
Indication of EHR-B errors ......................................................................................................................... 155
Description of signals of EHR-B electro-hydraulic system errors .............................................................. 155
Description of minor errors of the EHR-B electro-hydraulic system .......................................................... 156
Hitches ........................................................................................................................................................... 157
Rear three-point hitch ................................................................................................................................ 157
Safety principles of working with the three-point hitch .............................................................................. 158
Height adjustment of the lifting draw-bars ................................................................................................. 158
Fixed and free position of the lower hydraulic draw-bars .......................................................................... 158
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