Using automatic door safely
Troubleshooting in simple situations
1- Automatic door does not open
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Checkpoint
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Correspondence contents
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Is the power turned on?
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Turn on the power.
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Is it still locked?
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Please unlock the key.
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Is there any obstacle in the door opening / closing range?
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Please remove the obstacle.
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Isn't only the touch sensor responding?
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Replace the battery inside the touch sensor.
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A control error may have occurred.
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Turn off the power and then turn it on again.
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Is there a foreign object in the lower guide rail?
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Please remove it.
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Is the upper sensor activated? *
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Check if the LED lamp of the upper sensor is lit.
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[Winter, during snowfall] Is there snow or ice in the lower guide rail?
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Remove snow and ice. Put antifreeze.
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* Except for checking the LED lamp of the upper sensor, be sure to turn off the automatic door.
2- Automatic door does not close
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Checkpoint
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Correspondence contents
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Is the power turned on?
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Turn on the power.
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Is there any obstacle in the door opening / closing range?
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Please remove the obstacle.
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Are there any moving objects or obstacles in the sensor area?
(Example: umbrella stand, streamer, houseplant, etc.)
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Remove moving objects and obstacles.
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Is there rain on the upper sensor?
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Remove water drops.
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Is foreign matter adhering to the photoelectric sensor?
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Remove foreign matter.
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Is there a foreign object in the lower guide rail?
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Remove foreign matter.
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A control error may have occurred.
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Turn off the power and then turn it on again.
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[Winter, during snowfall] Is there snow on the upper sensor?
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Please remove the snow
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[Winter, when snowing] Is there snow on the photoelectric sensor?
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Please remove the snow
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[Winter, during snowfall] Is there snow or ice in the lower guide rail?
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Remove snow and ice. Put antifreeze.
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* Be sure to turn off the automatic door when working on the automatic door running section.
3- The automatic door cannot be closed
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Checkpoint
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Correspondence contents
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Is the key still down and in contact with the key holder?
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Please unlock the key.
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Is there a foreign object in the lower guide rail?
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Please remove it.
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Is the floor mat caught?
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Please correct the floor mat.
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[Winter, during snowfall] Is there snow or ice in the lower guide rail?
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Remove snow and ice. Put antifreeze.
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* Be sure to turn off the automatic door when working on the automatic door running section.
4- The door that is about to close automatically opens
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Checkpoint
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Correspondence contents
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Are there any moving objects or obstacles in the sensor area?
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Remove moving objects and obstacles.
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Is there any obstacle in the door opening / closing range?
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Please remove the obstacle.
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Is there a foreign object in the lower guide rail?
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Please remove it.
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Is there a new posting on the glass?
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Please remove the notice.
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[Winter, during snowfall] Is there snow or ice in the lower guide rail?
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Remove snow and ice. Put antifreeze.
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* Be sure to turn off the automatic door when working on the automatic door running section.
5- Sound from automatic door
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Checkpoint
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Correspondence contents
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Are there any rubbing objects such as posters on the door glass?
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Please remove it.
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Is the upper inspection port rubbed?
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Please contact the Nabco Call Center.
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Is the rubber around the door rubbed?
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Please contact the Nabco Call Center.
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Noise from the lower guide rail.
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Please spray the anti-friction spray with lubrication spray.
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Is there a foreign object or fallen leaf between the lower guide rails?
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Please remove it.
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There is sound from the drive.
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Please contact the Nabco Call Center.
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Is the sash rubbing?
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Please contact the Nabco Call Center.
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* Be sure to turn off the automatic door when working on the automatic door running section.