How do the maintenance masters repair the fast rolling door?

Common faults and maintenance methods of fast rolling door

Industrial fast rolling door

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Common faults: Generally caused by short circuit of routes, motor ablation, no calibration of keys, large stroke switches, large loads, etc.

Solution: Check the route and access; disassemble and change the motor; change the button or press repeatedly several times; The contact point and adjust the switching site; check whether part of the mechanical and equipment is stagnant, if any, remove the stagnation of the card to clear the obstacles.

傢用快速卷簾門

　　2、操縱無效

The position and reason for common faults: The contact point of the automotive relay (AC contactor) is well-sticked, the itinerary is dialed invalid or the metal shot shape, the guide rail slider fixed screw loose, dependent on The board screw is loose to move the board, so that the guide rail slider or nut can not be moved with the rolling bead screws, and the transmission system of the transmission system is damaged by the limit switch.Key to the upper and lower keys.

Solution: Disassemble and change automotive relay (AC contactor); dial the switch or metal shift; tighten the screw guide rail slider screw Putting and switching The transmission of the transmission gear; disassembling button.

Factory pile door

3, handle locks without movement

Common faults: The ring -shaped transmission chain is stuffed with the cross slot;

Solution: Clearing the ring-shaped transmission chain; adjust the relative position of the spiny wheel mechanism and the pressure chain frame;

4. Electric vibration or noise

Common faults: The brake pads are unbalanced or broken; Tighten; rolling shaft loses or invalid; gear meshing, oil loss or damage are more serious; motor murmos or vibration.

Solution: Disassembling brake pads or adjusting the balance again; tightening the brake pad nut; disassembling rolling shaft; Check the motor, such as bad motor damage.