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Edition: 2022-06 Original document - Mi-503 EN
Fig.5-6 Standard
Fig.5-7 ATEX
1. Dismantle the actuator from the valve.
2. Dismantle the driver (
➔ Fig.5-5/2) by loosening the screws (➔ Fig.5-5/1). If your
actuator includes a positioner, dismantle the positioner/switch box and
mounting block first.
3. Loosen the screws (
➔ Fig.5-5/3) and dismantle the cover (➔ Fig.5-5/4).
4. Dismantle the screw (
➔ Fig.5-5/5) and lift up the pivot pin (➔ Fig.5-5/6).
5. Twist the upper link arm (
➔ Fig.5-5/7) off of the lever and pull it out from the
piston rod together with the swivel bolt (
➔ Fig.5-5/8).
Wave
spring washer
Wave
spring washer
Wave
spring washer
Grounding cable
Lever
Upper link arm
Washer (5 pcs)
Locking ring
Wave spring washer
Swivel bolt
Lower link arm
Washer
Washer
Washer
Lever
Upper link arm
Washer
Swivel bolt
Lower link arm