If as a result of inspection, the chief shall determine that any elevator or device is in such a condition as to be unsafe, and that the danger is imminent, the chief shall order the operation of that elevator or device to be stopped immediately, and the certificate revoked, and shall physically render the unit inoperable, and thereupon operation shall be stopped until the elevator or device or the defective part or parts thereof shall be repaired or renewed and put in safe condition, and a new certificate thereof under the provisions of this chapter issued by the chief or compliance inspector. Where there is no immediate danger, the chief or compliance inspector shall notify the owner or the owner agent to remedy the defect or defects within such reasonable time as he or she may prescribe, and if the defect or defects are not remedied within the prescribed time, the use of the elevator or device shall be discontinued at the expiration thereof, and the certificate revoked until the elevator or device is put in a safe condition and a new certificate is issued by the chief or compliance inspector.