Watson-Marlow 120F/DV - Manual (Page 7)

Watson-Marlow 120 IP31 pumps: general information 5
This symbol, used on the
pump and in this manual,
means: Caution, refer to
accompanying documents.
This symbol, used on the
pump and in this manual,
means: Do not allow fingers
to contact moving parts.
Fundamental work
with regard to trans-
portation, installation,
starting-up, mainte-
nance and repair should be perfor med
by qualified personnel only. The unit
must be isolated from mains power
while work is being carried out. The
motor must be secured against acci-
dental start-up.
1.7 Safety notes and
standards
In the interests of safety, this pump and the tubing
selected should only be used by competent, suitably
trained personnel after they have read and under-
stood this manual, and considered any hazard
involved. If the pump is used in a manner not spec-
ified by Watson-Marlow Ltd, the protection provided
by the pump may be impaired.
Any person who is involved in the installation or
maintenance of this equipment should be fully com-
petent to carry out the work. In the UK this person
should also be familiar with the Health and Safety at
Work Act 1974.
There are moving parts inside the pumphead.
Before opening the pumphead guard or track,
ensure that the following safety directions are
followed:
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 protec-
tion are worn if non-flammable hazardous fluids
are pumped.
Primary operator protection from rotating parts
of the pump is provided by the pumphead safe-
guard. 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 facili-
tate 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.
This product does not comply
with the ATEX directive and
must not be used in explosive
atmospheres.