Wash. Admin. Code § 296-56-60161 - Car controls and safety devices
(1) You must make sure car controls are of
automatic pushbutton, constant pressure pushbutton or momentary pushbutton
types. Hand rope and car switch controls must not be used.
(2) You must install manually operated
emergency stop switches in all cars not equipped with constant pressure
pushbutton controls. The switch must be clearly marked "emergency
stop."
(3) You must make sure
terminal limiting devices operate independently of the car controls and
automatically stop the car at the top and bottom terminal landings.
(4) You must equip all winding drum machine
type elevators with top and bottom final limit switches.
(5) You must require a slack rope device of
manual reset design on all winding drum type machines. The device must be
designed to deener-gize the circuit to the drive motor and brake.
(6) You must equip all installations with an
overspeed governor. This governor must be set not to exceed one hundred
seventy-five feet per minute and must be designed to deenergize the brake
control and motor drive circuits simultaneously with the activation of the car
safety mechanism. Car speeds for these types of installations must not exceed a
speed of one hundred twenty-five feet per minute.
Notes
Statutory Authority: RCW 49.17.040 and 49.17.050. 86-03-064 (Order 86-02), § 296-56-60161, filed 1/17/86; 85-01-022 (Order 84-24), § 296-56-60161, filed 12/11/84.
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