Pennsylvania Code
Title 34 - LABOR AND INDUSTRY
Part I - Department of Labor and Industry
Chapter 7 - ELEVATORS, LIFTS, ESCALATORS, DUMBWAITERS, HOISTS ANDTRAMWAYS
Subchapter E - PERSONAL SERVICE ELEVATORS
SPECIFICATIONS
Section 7.154 - Operation

Universal Citation: 34 PA Code ยง 7.154

Current through Register Vol. 54, No. 38, September 21, 2024

(a) The following methods of operation are permitted:

(1) Double-button control.

(2) Momentary-pressure operation with "up-down" buttons or switches in the car and "up-down" buttons or switches, or call buttons, at each landing. It is not required that the operation be selective.

(3) Single automatic operation.

(4) Car and landing operating buttons shall be key-operated. The use of such key shall be limited to the individual for whom the elevator was installed.

(b) A stop switch shall be provided on or adjacent to the operating panel. Stop switches shall be of the manually opened and closed type and shall be conspicuously marked "stop," and the operating button or handle shall be of a different color from any other switch in the car.

(c) The control system shall be so designed that the direction of travel of the elevator may be reversed at any point in the hoistway after stopping the elevator from the stop switch or any other method. No control system shall be used which depends upon completion of maintenance of an electric circuit for the following:

(1) Interruption of the power and application of the electro-mechanical brake at the terminals.

(2) Operation of the car safeties.

(3) Stopping in response to the opening of the emergency stop switch.

(d) Hand-rope operation shall not be used.

(e) The sticking or freezing of any single electrically-operated switch, relay, or contacter, or the occurrence of a single accidental ground shall not permit the car to start if any hoistway landing door is open or unlocked, or if any car door or gate is not within two inches of full closure.

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