Elevator Landing Door Running Fault and Troubleshooting

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Elevator Landing Door Running Fault and Troubleshooting:

Sometimes we can solve the elevator faults by the sound from the landing door opening or closing.Today, we will take you to judge the common door operation faults by “Hearing”.

  1. Shaking soundwhen landing door running.

Reasons:

①The elevator door sill guide rails gather dust.

②There are objects in the sill groove.

Troubleshooting:

①Clean and smooths the rails

②Remove the objects in the sill groove.

elevator door sill

  1. A “Squeak” sound is gave out when the door is to close

Reason:

Generally, the hall doors and auxiliary doors are plug-in type, and a “Squeak” noise is generated when the contacts are in contact.

Troubleshooting:

Adjust the contacts to avoid friction with other parts.

elevator door operator side opening 700mm - 1000mm

  1. AClicking” sound when the door is opened

Reasons:

①The landing door rubs against the sill or the fire edge of the hall door rubs against the door jamb.

②The landing door anti-collision rubber strip rubs against the sill.

③The landing door wire rope is bending. It jumps and rubs against  the door lock box when the door running.

Troubleshooting:

①Adjust the gap between the hall door and the sill.

②Tighten the connecting bolts between the door jamb and the upper sill.

③Fix the landing door anti-collision rubber strip.

④Adjust or replace the landing door wire rope.

  1. “Buzz” or “Clicking” sound when door opening or closing.

Reasons:

①The gap between the hanging door panel eccentric wheel and the door upper sill is too wide or narrow.

②The door operator cam rubs against the contact

③The door motor bearing is damaged.

Troubleshooting:

①Adjust the gap between the eccentric wheel and the upper sill to be 0.2-0.5mm.

②Make the door operator cam smooth.

③Replace the door motor.

DDE-V15.3 door motor

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