5
3) Rest the first rack element level on the pinion and weld
the threaded pawl onto the gate as shown in Fig. 15.
4) Slide the gate manually making sure that the rack rests
on the pinion. Weld the second and third pawls.
5) Place another rack element next to the first and use a
section of rack to set the teeth of the two elements in
phase as shown in Fig. 16.
6) Open the gate manually and weld the three threaded
pawls. Proceed in this manner until the entire gate has
been covered.
4.4.2.
SCREW-ON STEEL RACK (Fig. 13)
4.4.1.
WELD-ON STEEL RACK (Fig. 12)
1) Mount the three threaded pawls on the rack element,
positioning them in the upper part of the slot. This way
the play provided by the slot will allow for future
adjustment.
2) Slide the leaf manually to the closed position.
Fig. 8
2
1
Fig. 9
Fig. 10
1) Slide the leaf manually to the closed position.
2) Rest the first rack element level on the pinion and insert
the spacer in the upper part of the slot between the
rack and the gate.
3) Mark the point to be drilled on the gate. Drill a 6.5 mm
diameter hole and thread using 8 mm screw taps.
Tighten the bolt.
4) Slide the gate manually making sure that the rack rests
on the pinion and repeat the operations of point 3.
5) Place another rack element next to the first and use a
section of rack to set the teeth of the two elements in
phase as shown in Fig. 16.
6) Slide the gate manually and secure the rack element
in the same manner as the first element. Proceed in this
manner until the entire gate has been covered.
Fig. 12
4.4.3. SCREW-ON NYLON RACK (Fig. 14)
1) Move the leaf manually to the closed position.
2) Rest the first rack element level on the pinion and mark
the point to be drilled on the gate. Drill a 4 mm
diameter hole and screw on the 6x20 mm self-tapping
screw with reinforcement plate.
3) Move the gate manually making sure that the rack rests
on the pinion and repeat the operations of point 2.
4) Place another rack element next to the first using a
section of rack to set the teeth of the two elements in
phase as shown in Fig. 16.
5) Move the gate manually and carry out the fixing
operations the same way as for the first element. Proceed
in this manner until the entire gate has been covered.
Fig. 11
4.4.
MOUNTING THE RACK
Fig. 14
Fig. 13
