SOMAS A11 - Replacing the Sealing Kit; Double-Acting Actuator Types A11, 21, 31, 41, 51 - da

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Original document - Mi-503 EN Edition: 2022-06
5.3 Replacing the sealing kit
For actuators in option -E (ATEX) (➔ Chap.2.5).
Danger!
Risk of injury!
Always release the spring tension before unscrewing the end cover of the cylinder.
5.3.1 Double-acting actuator types A11, 21, 31, 41, 51 - DA
1 Nut 5 Screw 9 Screw 13 O-ring
2 Washer 6 Washer 10 Sealing bracket 14 Piston seal
3 End cover 7 Guide ring 11 Piston rod seal
1
15 O-ring
4 Cylinder tube 8 Piston disc 12 O-ring 16 O-ring
1
O-ring + PTFE-ring
Fig.5-1 Replacing the sealing kit