9
Maintenance
9.1
Maintenance tasks
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ELHY-Montageanleitung_2021_EN.docx
WARNING
Pre-tensioned reset spring
Risk of injury when opening the ELHY
®
thruster due to the pre-
tensioned reset spring.
– Never attempt to open the ELHY
®
thruster in order to access
the reset spring.
– The ELHY
®
thruster may only be opened by instructed
specialists with corresponding training and special tools (e.g.
disassembly tools for thrusters with c-springs)
WARNING
Cylinder movements
Risk of crushing between surrounding hindrances and the cylinder
or connected components as a result of the cylinder retracting
automatically due to the reset spring with a hydraulic pressure
drop, or if the power supply is interrupted.
– Switching the motor off returns the cylinder to the limit
position.
– Before removing the ELHY
®
thruster, the connected unit such
as the brake must be secured to prevent movement.
Summary of Contents for ELHY EB 630
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