Limit Switch Adjustment - JOYTECH PY1400ACL User Manual

The distance between main engine and chain ends should be at least 30CM, as shown in Figure 13:
≥30CM ≥30CM
.
Warnings
·To ensure safety, install safety stop blocks on both ends of the rails to prevent the gate out of the rail.
Before installing the main engine, make sure that the safety stop blocks are in place and whether it
has the function of preventing the gate from moving out of the rail and out of the safety range.
·Please ensure that the main engine and its components have good mechanical properties, and the
gate can operate flexibly when moved by hands before installing the main engine.
·In this product, one control can drive one main engine only, otherwise, the control system will be
damaged.
·Earth leakage circuit breaker must be installed where the gate movement can be seen, and the
minimum mounting height is 1.5m to protect it from being touched.
·After installation, please check whether the mechanical property is good or not, whether gate
movement after manual unlocking is flexible or not, and whether the infrared sensor (optional) is
installed correctly and effectively.

4.3.4 Limit switch adjustment

Insert the manual release bar and rotate it clockwise to unlock the gate opener, manually move the
gate to the predetermined position; fix the magnetic limit switch block and rotate the manual release
bar anticlockwise to close the clutch; testing run after power on, slightly adjust the position of the
magnetic limit switch block until the gate reaches the desired open and close limit location.
Figure 13