2
Contents
This manual contains important safety information.
Please ensure it is thoroughly read and understood
before installing, operating or maintaining the
equipment.
Due to the wide variety of controls and switches
available for this actuator, actual wiring of this
device should follow the print supplied with the unit.
Section Page
1 Introduction 4
1.1 Purpose of this manual 4
1.2 Symbols 4
1.3 Preservation 4
1.4 EU compliance / regulations 4
1.5 Customer service 4
2 Health & safety 5
2.1 Appropriate usage 5
2.2 Authorised personnel 5
2.3 General safety notes 6
2.4 Residual risks 7
3 Actuator description 10
3.1 General description 10
4 Checks to be carried out upon delivery 12
4.1 Damages during transport 12
4.2 CE marking and name plates 12
5 Handling & lifting 13
5.1 Handling 13
5.2 Actuator lifting 13
6 Storage 14
6.1 General instructions 14
Section Page
6.2 Long-term storage 14
7 Assembling actuator onto the valve 15
7.1 General 15
7.2 Mechanical considerations 16
8 Actuator removal from the valve 16
9 Operation and use 17
9.1 Actuator operating description 17
9.2 Setting the actuator angular stroke 17
9.2.1 Double-acting actuator 17
9.2.2 Fail to open actuator 18
9.2.3 Fail to close actuator 18
10 Start-up 19
10.1 Power supply 19
10.2 Pneumatic connections 19
10.3 Electrical connections 19
10.4 Start-up 20
10.5 Speed adjustment 20
11 Maintenance 20
11.1 Periodic inspections 20
11.1.2 Pneumatic actuator seals replacement 21
12 Troubleshooting 26
13 Dismantling and disposal 27
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