elevator hall door triangle lock Mitsubishi Elevator Triangular lock Left right universal type parts

How to use and use the elevator triangular lock ‌

The flowing is the ‌definition of the elevator triangular lock ‌:

The triangular key is a special key for emergency unlocking of the elevator, which is used to open the elevator door from the outside in an emergency.

1.‌How to use ‌:

‌Ensure safety ‌: Confirm that the elevator has stopped running, the lighting near the door is sufficient, remove debris, place guardrails, and no unrelated personnel are allowed to watch.

‌Confirm the position of the car ‌: Before opening the door, first confirm the position of the car to prevent falling into the air.

‌Unlocking operation ‌: The operator stands well, maintains the center of gravity, inserts the triangular key, and slowly unlocks it after confirming that it is in place.

‌Observe the shaft ‌: After the door lock is opened, push open the gap of the door, observe the situation in the shaft, and confirm the position of the car.

‌End of work ‌: Confirm that the door has been reliably locked.

2.‌Use ‌:

It is mainly used for rescue operations in elevator emergencies. For example, when passengers are trapped in the elevator, authorized personnel can use the triangular key for rescue.

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