Burkert Type 2033 - Manual (Page 16)

16
Option: Min. /max. stroke limitation
8. OPTION: MIN. /MAX. STROKE
LIMITATION
with optical position display
8.1. Actuators D-50, E-63 und F-80
Loctite 274
Parts required
1 Spindle
2 Guide spindle
3 Nut, slotted
4 Bridge (actuator)
5 Cap screw
6 Transparent cap
7 Cover
8 Coupling
9 O-ring
10 O-ring
Fig. 6: Actuators D-50, E-63,
min. / max. stroke limitation with optical position display
8.1.1. Work to be carried out before
installation
DANGER!
Hazard due to high pressure!
• Interrupt the control air and fluid infeed before modifying the
devices and reduce the pressure in the fluid system.
→
Interrupt supplies of control air and medium.
→
Empty valve housing.
→
Unscrew transparent cap from actuator cover.
→
Screw out position indicator with Allan key (WAF5 or WAF8).
NOTE!
Damage to the actuators due to incorrect tool!
• Only the special wrench provided by Bürkert for the purpose
must be used to screw down the actuator cover.
• (see chapter on assembly accessories).
→
Screw off actuator cover with special wrench, counterbracing at
the sleeve.
8.1.2. Installation and commissioning
→
Screw coupling ⑧ onto valve spindle and secure with Loctite
274.
→
Hook spindle ① in coupling ⑧.
→
Grease spindle ①.
english
Type 2000, 2002, 2012
2030, 2031; 2032, 2033