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metal seated high performance triple eccentric disc valve (36 pages)
Summary of Contents for Metso MAPAG Butterfly valve Type A
Page 1
MAPAG Butterfly Valve - Type A High Performance Switch Control For Pressure Swing Adsorption (PSA) Plants Installation, Maintenance and Operating Instructions...
2 BAC 70 en Table of Contents Preparation for installation........3 Method of operation..........3 Cleaning and maintenance........3 Replacement of the sealing element ..... 4 Replacement of mechanical parts....4 Qualifications ............6 ATEX..............6 Read these instructions first! These instructions provide information about safe handling and operation of the valve.
2 BAC 70 en Preparation for installation Cleaning and maintenance Before installing and commissioning the MAPAG butterfly Type A heavy-duty valves require practically no mainte- valves, the pipeline system must be free of impurities, in nance. particular solid particles, such as welding spatter, Check the heavy-duty valve regularly to make sure it is welding droplets, sand, etc.
2 BAC 70 en Replacement of the sealing element Replacement of mechanical parts Please proceed as follows when you want to replace Proceed as follows to replace mechanical parts: the Sealing element on the heavy-duty valve: 1. Remove the adapter first of all. 1.
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