本推荐规程为表面安装游梁式抽油机的正确安装、保养和维护提供了指南，API 11E中描述了各种表面安装游梁式抽油机。本文件中提供的信息是一般性的，并不打算取代抽油机制造商提供的具体说明。本文件进一步规定了旨在促进抽油机设备安全安装、操作和维修的某些最低要求。

This recommended practice provides guidance related to the proper installation, care, and maintenance of surface mounted beam pumping units, varieties of which are described in API 11E. Information provided in this document is of a general nature and is not intended to replace specific instruction provided by the pumping unit manufacturer. This document further establishes certain minimum requirements intended to promote the safe installation, operation, and servicing of pumping unit equipment.