Hydraulic Bottom Flap - Welger RP 202 CLASSIC Operating Manual

fig.78
fig. 79
fig. 80
WELGER RP 202 • RP 220 • RP 302 • RP 320

10.4. Hydraulic bottom flap*

(HYDROFLEXCONTROL)*
The hydraulically hinged conveyor channel floor has two
hydraulic cylinders which help in extending the conveyor
channel through to the roll chamber.
Any congested material is thereby easily pulled through,
grasped by the lower pressing roller and transported into the roll
chamber.
What to do if material jams:
RP 220 • RP 320 MASTER / PROFI
Only rectify functional faults at inlet elements (such as
pick-up unit, augers and rotor) when the tractor engine is turned
off and the ignition key has been removed!
Cutting device: There is also a danger of injury in handling the
inlet section when the cutting device is lowered. Always wear
protective gloves!
1. Stop driving and switch off pto shaft.
2. If the cutting device was used, first press the button
<CUTTING DEVICE> (fig. 79) and use the tractor control
valve to swing the cutter blades away from the conveyor
channel. The symbol for „cutting device inactive"
appears in the display.
3. Press the button <BOTTOM FLAP> (fig. 80) and use the
tractor control valve to open the conveyor channel floor. The
flashing symbol for „bottom flap open"
display.
4. Engage the universal drive shaft.
5. Return the bottom flap to the working position once the
blockage has been removed (symbol „bottom flap open"
disappears).
6. If the cutting function is required, the blades must be swung
in once again. The symbol for „cutting device active"
appears in the display.
appears in the
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