Burkert Type 2012 - Manual (Page 3)

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C
ontents
1 RepaiR and conveRsion instRuctions ......................................................................................................................5
1.1 symbols ......................................................................................................................................................................................5
2 Basic safety instRuctions .................................................................................................................................................6
3 GeneRal infoRmation ................................................................................................................................................................7
3.1 contact addresses ................................................................................................................................................................7
3.2 Warranty ......................................................................................................................................................................................7
3.3 information on the internet ...............................................................................................................................................7
3.4 Reengineering ..........................................................................................................................................................................7
3.5 auxiliary materials .................................................................................................................................................................7
4 exploded-vieW dRaWinG .........................................................................................................................................................8
5 ReplacinG the valve set .....................................................................................................................................................10
6 ReplacinG the seal set .......................................................................................................................................................12
6.1 Replacement of the seal set for actuator with control function a (cfa), B (cfB) and i (cfi) ..12
6.1.1 Disassembly .........................................................................................................................................12
6.1.2 Assembly ..............................................................................................................................................13
6.2 change the packing gland for valves with actuator size f (80 mm), G (100 mm),
h (125 mm) and identification „R“ .............................................................................................................................16
7 conveRsion of contRol function ............................................................................................................................19
7.1 description of the functions ..........................................................................................................................................19
7.1.1 Control function A (CFA) ..................................................................................................................19
7.1.2 Control function B (CFB) .................................................................................................................19
7.1.3 Control function I (CFI) .....................................................................................................................19
7.1.4 Flow below the seat ...........................................................................................................................19
7.1.5 Flow above the seat ...........................................................................................................................20
7.2 conversion from control function a (cfa) to control function B (cfB) ................................................21
7.3 conversion from control function a (cfa) to control function i (cfi) ....................................................23
7.4 conversion from flow above the seat to flow below the seat ....................................................................24
7.5 conversion from flow below the seat to flow above the seat ....................................................................25
Type 2000, 2002, 2012
english