Section 408.7043. Cylinder protection.

    Section 3.18.3.8.1 of the ASME A17.1 code is amended to   read     as follows:

3.18.3.8.1       Cylinders not completely  exposed   above  ground  shall   be monitored by an approved means and protected from corrosion due to galvanic or electrolytic action, salt water, or other underground   conditions.  An outer protective cylinder casing of high density poly ethylene (HDPE) or poly vinyl chloride (PVC) is required on a new hydraulic elevator or  where   a cylinder is being replaced.   PVC protective casings shall be a minimum of schedule 40 and comply with ASTM D 2667, HDPE casings shall be a minimum of DR 32.5 and comply with ASTM F 714. The bottom  of the protective casing shall be sealed with a cap of the same material and schedule, and shall be properly installed, and water removed. The casing and monitoring system shall be  installed  by   a  licensed  elevator   journeyperson.   The  company installing the

cylinder and monitoring system shall provide to the owner the specific monitoring procedures and log. A copy of the monitoring procedure and log shall be maintained in the elevator machine room. At any time it is determined the HDPE or PVC protective casing is damaged or leaking, it shall be removed and replaced.

History: 2003 AACS; 2010 AACS.