PRONAR PT610, Operator'S Manual

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SECTION 3 Pronar PT610
3.11
a circuit causing the brakes to be applied when the trailer is disconnected from the tractor,
see figure (3.7). When the compressed air conduit is connected to the tractor, the device
automatically applying the brakes now changes its position to allow normal brake operation.
FIGURE 3.7 Control valve and braking force regulator
(1) control valve, (2) braking force regulator, (3) push-button for applying the trailer brakes
while standing motionless, (4) regulator working position selection lever, (A) "NO LOAD"
position, (B) "HALF LOAD" position, (C) "FULL LOAD" position
Three-step braking force regulator (2) - figure (3.7) adjusts braking force depending on
setting. Switching to a suitable working mode is done manually by the machine operator
using the lever (4) prior to moving off. Three working positions are available: A - "no load”, B -
"half load” and C - "full load”.
3.2.4 HYDRAULIC TIPPING SYSTEM
Hydraulic tipping system is used for automatic unloading of trailer by tipping the load box to
the rear or sideways. The hydraulic tipping system is supplied with oil from the tractor's
hydraulic system. Hydraulic oil manifold of the tractor's external hydraulic system is used to
control the load box tipping mechanism.