tau K120M Notice D'installation page 21

MALFUNCTIONS: POSSIBLE CAUSES AND SOLUTION
1_ The automation does not start
a_ Check there is 230 V AC power supply with the multimeter;
b_ Check that the NC contacts of the card are actually normally closed (3 green LEDs on);
c_ Set dip 6 (phototest) to OFF;
d_ Increase the FR trimmer to the limit;
e_ Check that the fuses are intact with the multimeter.
2_ The radio control has very little range
a_ Check that the ground and the aerial signal connections have not been inverted;
b_ Do not make joints to increase the length of the aerial wire;
c_ Do not install the aerial in a low position or behind walls or pillars;
d_ Check the state of the radio control batteries.
3_ The gate opens the wrong way
Invert the motor connections on the terminal block (terminals 23 - 24).
K120M 21