Actuator Size 100, 125 (Ø In Mm) - Burkert 2000 Instructions De Montage

Type 2000, 2002, 2012
2030, 2031, 2032, 2033
Maximumstrokelimitation
7.2 Actuator size 100, 125 (Ø in mm)
Loctite 274
Fig. 4: Actuator size 100, 125 (Ø in mm),
maximum stroke limitation without position feedback
7.2.1 Work to be carried out before
installation
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Interrupt supplies of control air and medium.
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Empty valve body.
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Unscrew transparent cap from actuator cover ⑥
(Follow safety instructions Chapter "7", page 10!).
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Screw out position indicator with Allen key (size 8).
NOTE!
Damage to the actuators due to incorrect tool.
• Screw in or unscrew actuator cover only with the special
wrench offered in Chapter "12 Assembly accessories".
Parts required
1 Threaded nipple
2 Setscrew M12 x 1.5
3 Nut M12 x 1.5
4 Nut
5 O-ring
6 Actuator cover
7 Sleeve
8 Disk
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Screw off actuator cover ⑥ with special wrench, counterbracing
at the sleeve.
7.2.2 Installation and start-up
NOTE!
Functional failure or impairment due to damaged o-ring ⑤.
• Insert o-ring ⑤ carefully.
• Do not use sharp objects.
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Insert threaded nipple ① into actuator cover ⑥.
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Place disk ⑧ inside the actuator cover ⑥.
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Fix actuator ⑥ cover with nut ④ on the threaded nipple ① .
• Use flats on tube for wrench (size 24)
• Max. tightening torque: 20 Nm
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Secure nut ④ with Loctite 274.
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Assemble actuator cover ⑥ with special wrench.
• Max. tightening torque: Actuator size Ø 100 mm = 45 Nm
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Set max. stroke by adjusting the setscrew ②.
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Secure setscrew ② with nut ③.
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Test valve for function and leaktightness.
english
Actuator size Ø 125 mm = 60 Nm
11