Flowserve UNA 14 User Manual
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2
Contents
Important Notes
Usage for the intended purpose ............................................................................................................. 8
Safety note ............................................................................................................................................ 8
Danger ................................................................................................................................................... 8
Classification pursuant to article 9 of the Pressure Equipment Directive (PED) ..................................... 9
Explanatory Notes
Scope of supply ..................................................................................................................................... 9
Description .......................................................................................................................................... 10
Function ............................................................................................................................................... 10
Technical data ............................................................................................................................... 11, 12
Corrosion resistance ............................................................................................................................ 13
Sizing ................................................................................................................................................... 13
Name plate/ marking ........................................................................................................................... 13
Page
Maintenance
Clean trap ............................................................................................................................................ 17
Clean/replace control unit .................................................................................................................... 17
Clean/replace control unit (only DUPLEX design) ................................................................................. 18
Torques ............................................................................................................................................... 18
Spare Parts
Spare parts list .................................................................................................................................... 19
Installation
UNA 14, UNA 16, UNA 16A, UNA 14P ................................................................................................... 13
Flanged design .................................................................................................................................... 13
Screwed-socket design ...................................................................................................................... 14
Socket-weld design ............................................................................................................................ 14
Butt-weld design ................................................................................................................................ 14
Heat treatment of welds ...................................................................................................................... 15
Change direction of flow ...................................................................................................................... 15
Air balance pipe ................................................................................................................................... 15
Hand vent valve (optional extra) .......................................................................................................... 16
Float-lifting lever (optional extra) ........................................................................................................ 16
Commissioning
UNA 14, UNA 16, UNA 16A, UNA 14P ................................................................................................... 16