8
Fit the Rack
Fit the galvanized steel rack
1. Start with gate in closed position
2. There are four sections of steel rack which is one meter length, each section for standard package. (you
can order extra rack from dealer if necessary)
3. Put one end of rack section on the gear of opener as a temporary support.
Make rack level and mark the rack’s mounting holes (three holes) on the gate.
4. Weld the rack nut on the gate as mark and connect the rack to the gate using the bolt provided. Before
weld, please keep 1.0mm space between the rack and the gear to avoid the weight of the gate leaf effect on
the opener.
Important:
1. Adjust opener’s height by using
long washer
if necessary.
2. Check that the rack teeth must engage the gear teeth throughout their full thickness. If not, adjust the
position of the opener or/and place a few shims between the rack and gate.
3. Manually slide the gate leaf to ensure the rack is proper on the gear of opener, weld the second nut.
4. Repeat same steps of first rack section to install the rest rack sections until proper length is reached.
5. Cut away any excess of the rack (Note: rack length must be longer than actual travel of the gate to
accommodate limit switch brackets on each gate side.)
6. Thoroughly fasten the four nuts as well as spring washers onto expansion bolt tightly, enabling the opener
is firmly secured on the concrete pad during the whole gate travel.
Install the magnets for Limit Switches
Before install limit switch, make sure the gate opener is put in manual operation. (the clutch connected with
gear shaft is disengaged) and the mains power supply is disconnected.
Position the two limit stop brackets approximately on the rack and move the gate by hand to fix them in
place.
Fit magnets bracket
Push the gate fully closed by hand. Locate and install the magnet bracket so that the opener will stop at the
desired close position when the close limit switch approaches it.
Push the gate fully open by hand. Locate and install the magnet bracket so that the opener will stop at the
Содержание RK2600
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