• Lock the drive shaft turning the spanner 24 mm (L, Fig.8)
which carries the joint cutter. The shaft is designed with two
flat sides to allow the perfect accommodation for the key.
• Loosen the screw shaft with 19mm spanner (P, Fig.8),
which is supplied with the joint cutter and remove the outer
flange of the blade (E, Fig.8).
WARNING: The screws on both blades loose in
the same direction as the blade rotates.
• Place the blade on its axis, aligning the small hole
with the pin fixed on the inner flange (I, Fig.8).
• Replace the outer flange attaching it to the fastened also fixed inner flange and tighten the axle nut perfectly again
using the two wrenches.
• Lower the receipt and attach securely to the chassis with its corresponding nut.
Always make sure the blade rotation is correct. Must match the one the arrow drawn on the same blade
and the one the arrow on the side of the blade.
Also check the correct coupling between blade and flanges before final tightening of the nut.
A blade in good condition is essential for optimal performance. Replace it whenever necessary.
Use original blades SIMA and always choose the most appropriate for the material to be cut. SIMA SA
offers a complete range covering all needs and facilitates the correct choice.
7.3 CUTTING WITH A SINGLE BLADE
TRENCHER 60/70 model is suitable to cut with either
a single or two blades (D, Fig.9) to left or right of the
machine, as needed. After selecting the side of the machine
where you want to install the blade, you may cut the flow of
water on the opposite side (A, Fig.5) to have greater
autonomy. You should also remove the blade with which they
want to cut, leaving the two flanges (B, Fig.9) mounted on
the shaft with set screw (T, Fig.9).
7.4 CUTTING WITH TWO BLADES AT ONCE
There are three cutting width option; 60, 65 and 70cm. These cutting widths are achieved by placing the
flanges in various positions. In the control panel are two stickers which indicate the position of the flange to the widths
of 60 and 70cm.
60 CM WIDTH CUTTING
7.4.1
For a 60cm cutting width, the closer ties should be placed on the inside and thicker
on the outside. To remove and replace the blades proceed as indicated in this
manual.
7.4.2 70 CM WIDTH CUTTING
For a 60cm cutting width, the closer ties should be placed on the inside and thicker
on the outside, To remove and replace the blades proceed as indicated in this
manual.
7.4.3 65 CM WIDTH CUTTING
For a 65cm cutting width, it must be placed in one end of the machine the closer
flange to the outside and wider on the inside. At the other end of the machine is
placed on the contrary, the flange closer to the inside and the wider flange on the
outside. To remove and replace the blades proceed as indicated in this manual
12
ENGLISH