Watson-Marlow 520Du User Manual
Page 9
Watson-Marlow 520Du User Manual
9
There are moving parts inside the pumphead. Before opening the tool-
unlockable pumphead guard, ensure that the following safety directions are fol-
lowed.
Ensure that the pump is isolated from the mains power.
Ensure that there is no pressure in the pipeline.
If a tube failure has occurred, ensure that any fluid in the pumphead has been
allowed to drain to a suitable vessel, container or drain.
Ensure that protective clothing and eye protection are worn if hazardous fluids
are pumped.
Primary operator protection from rotating parts of the pump is provided by the
pumphead safeguard. Note that safeguards differ, depending on the type of
pumphead. See the pumphead section of this manual.
This pump must be used only for its intended purpose.
The pump must be accessible at all times to facilitate operation and maintenance.
Access points must not be obstructed or blocked. Do not fit any devices to the drive
unit other than those tested and approved by Watson-Marlow. Doing so could lead
to injury to persons or damage to property for which no liability can be accepted.
If hazardous fluids are to be pumped, safety procedures specific to the particular
fluid and application must be put in place to protect against injury to persons.
The exterior surfaces of the pump may get hot during operation. Do not take hold
of the pump while it is running. Let it cool after use before handling it. The drive unit
must not be run without a pumphead fitted.
This product does not comply with the ATEX directive and
must not be used in explosive atmospheres.