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

NOTE!
Damage to the actuator due to incorrect tool.
▶ Screw in or unscrew actuator cover only with the special
wrench offered in Chapter "12 Assembly accessories".
→
Screw off actuator cover with special wrench, counterbracing at
the sleeve.
8.1.2 Installation and start-up
→
Screw coupling ⑧ onto valve spindle and secure with Loctite
274.
→
Hook spindle ① in coupling ⑧.
→
Grease spindle ①.
→
Grease o-ring ⑩ and insert into guide spindle ②.
→
Screw guide spindle ② into actuator cover.
• Max. tightening torque: 15 Nm
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Screw actuator cover onto valve.
• Max. tightening torque:
Actuator size Ø 50 mm = 15 Nm
Actuator size Ø 63 mm = 20 Nm
Actuator size Ø 80 mm = 35 Nm.
→
Screw lower nut ③ onto guide spindle ②.
→
Position bridge ④ on spindle ① and fix with cap screw ⑤ (Allen
key size 5 or size 8). Secure cap screw ⑤ with Loctite 274.
→
Screw upper nut ③ onto guide spindle ②.
→
Set max. and min. stroke by means of upper and lower nuts ③.
14
english
Type 2000, 2002, 2012
Min./max.strokelimitation
→
Test valve for function and leaktightness.
→
Screw on transparent cap ⑥ by hand.
8.2 Actuator size 100, 125 (Ø in mm)
Loctite 274
Fig. 7: Actuator size 100, 125 (Ø in mm),
min. / max. stroke limitation with optical position indicator
2030, 2031; 2032, 2033
Parts required
1 Spindle
2 Guide spindle
3 Nut, slotted
4 Bridge (actuator)
5 Cap screw
6 Tube
7 Cover
8 Coupling
9 O-ring
10 Nut
11 O-ring