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FAQ

Troubleshooting

The doors won’t open or close.
 Panelboard/switchboard breakers are off.
  Turn on the breaker.
  If there’s a risk of short circuiting, contact your nearest electrician or one of our sales/installation distributors.
 The power is turned off.
  Turn on the power.
 The door is locked.
  Unlock the door.
 An object is obstructing the door.
  Remove the object. (Remove snow/ice from the door rail.)
 Something is wrong with the sensor.
  Check the sensor. (Refer to directions for handling the sensor.)
The doors won’t close.
 The sensor is continuously reacting.
  Remove object triggering the sensor.
 Material (such as snow) is attached to the auxiliary photoelectric sensor.
  Remove the material.
 The sensor is malfunctioning.
  Check the sensor. (Refer to directions for handling the sensor.)
Just as the door finishes closing, it reopens again.く
 Sensor malfunction
  Check the sensor. (Refer to directions for handling the sensor.)
 An obstacle is blocking the closing door.
  Remove the obstacle.
The door won’t lock properly.
 An obstacle is blocking the closing door.
  Remove the obstacle.

・The maintenance cover above the door should only be opened by Teraoka Autodoor authorized distributors. Injury may occur otherwise.
・ Always turn off the power when removing foreign matter and obstructions.
・ If the above methods don’t succeed in remedying the problem or if the solution is not clear, please switch off the powerand contact your Teraoka Autodoor authorized distributor.

Sensor - Method of Handling

Light beam switch (reflective)
・Malfunctions can occur if dust or other material attaches to the detection surface. Clean the surface regularly.
・Don’t place any objects in detection range that move in the wind such as curtains, plants or banners.
・10 seconds are required to start after switching on power. No detection takes place during this time.
Electronic mat switch
・Don’t place any metallic objects on the floor.
・10 seconds are required to start after switching on power. No detection takes place during this time.
Touch switch
・Avoid washing in water.
Light beam foot switch
・ Avoid washing in water.
・Clean dirt attached to the lens with a soft cloth.
Pedal switch
・Avoid washing in water.
Push-button switch
・Avoid washing in water.
・Avoid strong tapping with metallic objects.
Magnetic card switch
・Handle the magnetic card with care. Do not fold or bend.
・Keep out of strong sunlight. Keep out of environments with severe changes in temperature and humidity.
・ Keep away from magnets.
Rubber mat switch
・Avoid washing in water.
・Avoid crossing in spiked shoes. Avoid pushing carts carrying heavy objects.
Auxiliary photoelectric switch
・The sensors can malfunction if dirt or snow attaches onto either of the sensor lenses. Please clean the lenses with a soft cloth in this situation.

※For more information about sensors, please read the user manual carefully.