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4.3.2 Main engine installation
a)
Dismantle the plastic housing on the main engine before installation and keep relevant fasteners properly;
b)
Please prepare the power line for connecting mounting plate and main engine (the number of power supply cable core
shall not be less than 3 PCS, the sectional area of cable core shall not be lower than 1.5mm² and the length shall be determi-
ned by users according to the field situation) due to different installation environments;
c)
Please unlock the main engine before installation, the unlock method is: take out the key cover, insert the key, and open
the manual release bar till it rotates by 90° as shown in Figure 5. Then turn the output gear and the gear can be rotated
easily;
Turn 90°
Figure 5
44.3.3 Gear rack installation
- Fix the mounting screws to the rack.
- Put the rack on the output gear, and weld the mounting screw to the gate (each screw with one solder joints firstly).
- Unlock the motor and can pull the gate smoothly.
- Please check whether there is a fit clearance between rack and output gear, as shown in Figure 7.
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