Samson EB 31a-23, Mounting And Operating Instructions

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EB 31a-23_EN
Edition: November 2021
Speci
fi cations subject to change
Contents
Inhalt
1 Safety instructions and measures 1-1
1.1 Notes on possible severe personal injury 1-2
1.2 Notes on possible personal injury 1-2
1.3 Notes on possible property damage 1-2
2 Markings on the device 2-1
2.1 Actuator name plate 2-1
2.2 HCD hydraulic circuit extra labelling 2-2
3 Design and principle of operation 3-1
3.1 HCD actuator 3-1
3.2 Direction of action and fail position 3-1
3.3 HCD actuator with hydraulic circuit 3-1
3.3.1 HCD hydraulic circuit operating function 3-2
3.3.2 How to adjust the operating time (for standard rotation - CW to Close top view) 3-2
3.3.3 Pneumatic / Hydraulic circuit scheme 3-2
3.4 Technical data 3-3
4 Shipment and on-site transport 4-1
4.1 Accepting the delivered goods 4-1
4.2 Removing the packaging from the actuator 4-1
4.3 Transporting and lifting the actuator 4-1
4.3.1 Transporting the actuator 4-1
4.3.2 Lifting the actuator 4-1
4.4 Storing the actuator 4-2
5 Mounting and assembly 5-1
5.1 Preparation for installation 5-1
5.2 Control and signal devices assembly 5-1
5.3 Mounting the actuator over the valve 5-1
6 Start-up 6-1
7 Operation 7-1
8 Malfunctions 8-1
8.1 Troubleshooting 8-1
8.2 Emergency action 8-1