PRONAR T663/4 Operator's Manual page 89

SECTION 4
after unloading, lower load box, remove the residual material from the load
box edges and walls,
close and secure the walls and wall extensions or chute opening,
before moving off, make sure that the tipping pins are in correct position and
are protected with cotter pins.
If a second trailer is hitched, it should be unloaded only when the load box of the first trailer
has been lowered and the hydraulic tipping system control lever is placed in position 2 --
tipping of the second trailer.
FIGURE 4.5 Locks of load box walls and wall extensions
(1) left wall locking lever, (2) rear wall locking lever, (3) side wall lock (rear left), (4) rear wall
lock (left), (5) wall extension lug
The rear load box wall is equipped with the chute slide gate (1) – figure (4.6) and chute
opening (2) (additional equipment) for unloading bulk materials. Chute design allows very
accurate dosing of the material to packaging (sacks, boxes etc.).
The opening gap can be controlled using lever (3). In order to do that loosen the bolt
interlocking slide gate (4), open the slide as required and lock again using the bolt. When
unloading through the chute do not open wall locks or wall extension locks and tipping of the
4.23
Pronar T663/4 T663/4 SILO