Galvanized metallic with a diametrically diametrically moded mod 4. Available in pieces of one meter with three apostates per section. Each piece has 3 oval holes that facilitate the placement as they allow a slight adjustment to the height of the hanger. Along with the apostates there are support screws. It is intended for fastening with electrocurration. It is commonly used in automation applications for sliding canoports and garage doors.
the hanger (toothed rule) is usually placed at the bottom of a sliding gate (garage door), all along of her to work with the gear of the automation mechanism. What one has to look out for when placing the rack is The distance between the gear and the rack . Specifically there must be a about 1.5 mm for the proper functioning of the mechanism, as the figure below shows.
If we do not create the right gap or, worse, if the door supports its weight on the gear, Sooner or later we will have a problem with the operation of the mechanism and possibly break his gear.
experience shows us that this is the most common mistake in the facilities of such mechanisms, many times even from “Professional installers” and the result is usually breaking the gear. For this reason, please keep the manufacturer’s relevant instructions.
If you install the standard metal rack, then note: