For overhead type doors with standard lift, high lift or vertical lift hardware, also for rolling service doors and grilles. Many other types of doors can be equipped with this operator, providing the door has a shaft as the basic driving element. LJ Model has a floor lever disconnect device which allows a person to disengage the operator from the door and operate door by hand in the event of power failure, electromechanical disengagement is provided. Limit switches will not go out of adjustment when door is used manually. LJH Model is essentially the same as LJ but equipped with hand “chain hoist”, permitting manual operation of the door from floor, in case of power failure. All other features remain the same.

SKU LJH Categories , Tag

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