Jiang's blog: "amse"

the designated machinery representative's scope to obtain the necessary alignment-related information from all vendors no matter how the equipment train is purchased or packaged and to coordinate all information necessary for alignment. Further, the designated machinery representative is responsible for providing the alignment information to the equipment installer in the ul download specified format. All design and installation requirements shall be ensured as being complete by completing the Installation Checklist in Annex A and submitting it to the user or his designated representative. 3.1.1 Define movable and fixed machines in a train. 3.1.2 Provide equipment outline api pdf drawings with the DBSE and/or coupling spacer gap length. Detailed coupling drawings clarifying DBSE as a reference plane on the shaft or coupling shall be provided by the coupling manufacturer. 3.1.3 When hydraulically mounted coupling hubs are used, the pull up dimension shall be provided by the coupling manufacturer. 3.1.4 When required, ambient offset alignment ideal target readings shall be supplied. NOTE 1 The coupling spacer or DBSE readings and ambient offset readings are to be at operating conditions.

All factors that can have an influence upon the relative position of the equipment centers of rotation or shaft axial position need to be considered. MACHINERY INSTALLATION AND INSTALLATION DESIGN, CHAPTER 7 7-5 This includes, but is not limited to, factors such as load, ambient temperature, process pressure, and process temperature. NOTE 2 In general, for special-purpose equipment trains the equipment vendor will provide expected thermal growth changes and ambient offset. 3.1.5 Provide the locations of dowel pins, centering keys, keyways, bushings, and other similar items, when they are part of the equipment or required by the user. 3.1.6 The type of alignment method to be used. 3.2 Format 3.2.1 The user may specify the checklist and alignment datasheets from this RP. Alternately, the user or designated machinery representative may furnish installation checklists and datasheet forms for documentation of equipment alignment