Basic safety instructions
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BASIC SAFETY INSTRUCTIONS
These safety instructions do not make allowance for any
• contingencies and events which may arise during the installation,
operation and maintenance of the devices.
• local safety regulations, whereby the operator is responsible for
their compliance, by the installation personnel too.
DANGER!
Risk of injury from high pressure in the equipment or device!
▶ Before working on equipment or device, switch off the pres-
sure and deaerate or drain lines.
Risk of injury from electric shock (when electrical component
installed).
▶ Before reaching into the device, switch off the power supply
and secure to prevent reactivation!
▶ Observe applicable accident prevention and safety regula-
tions for electrical equipment!
WARNING!
Risk of injury when opening the actuator!
The actuator contains a tensioned spring. If the actuator is
opened, there is a risk of injury from the spring jumping out!
▶ The actuator must not be opened.
Risk of injury from moving parts in the device!
▶ Do not reach into openings.
Type 2101
WARNING!
Danger due to loud noises.
▶ Depending on the operating conditions, the device may generate
loud noises. More detailed information on the likelihood of loud
noises is available from the relevant sales office.
▶ Wear hearing protection when in the vicinity of the device.
CAUTION!
Risk of burns!
The surface of the device may become hot during long-term
operation.
▶ Do not touch the device with bare hands.
Leaking medium when the packing gland is worn.
▶ Regularly check relief bore for leaking medium.
▶ If medium is leaking out of the relief bore, change the packing
gland.
▶ If the media is hazardous, protect the area surrounding the dis-
charge point against dangers.
Risk of injury caused by the lines and device rupturing.
▶ Due to the risk of water hammer, valves with a flow direction
above the seat must not be used for liquid media
▶ Consider the type of flow direction and the type of medium
for operation of the device.
english
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