Burkert Type 2031 - Handbuch (Seite 12)

12 - 2030/2031
english
4.2 Conversion of Control Function A (CFA) to
Control Function B (CFB), Actuator size C-40
Differences to other actuators sizes:
• upper spindle(Pos. 4) without hex nut
• slotted lower spindle end (Pos. 4)
• two-part pressure piece (Pos. 5)
• do not damage position indicator (Pos. 15)
since sealed with seal ring (Pos. 27)
• no transparent cap
4. 2.1 Installation
Required parts: 1 pressure spring (Pos. 6)
1 o-ring (Pos. 17)
CFA CFB
Fig.: Control Function CFA and CFB; actuator size C-40
Conversion kit Actuator C-40 Order no. 011 678