Installation and operating instructions
1 General
1.1 About this document
These installation and operating instructions are
an integral part of the product. They must be kept
readily available at the place where the product is
installed. Strict adherence to these instructions is
a precondition for the proper use and correct
operation of the product.
These installation and operating instructions con-
form to the relevant version of the product and
the underlying safety standards valid at the time
of going to press.
2 Safety
These instructions contain important information
which must be followed when installing and oper-
ating the pump. It is therefore imperative that
they be read by both the installer and the operator
before the pump is installed or operated.
Both the general safety instructions in this section
and the more specific safety points in the follow-
ing sections should be observed.
2.1 Instruction symbols used in this operating
manual
Symbols:
General danger symbol
Hazards from electrical causes
NOTE: ...
Signal words:
DANGER!
Imminently hazardous situation.
Will result in death or serious injury if not
avoided.
WARNING!
Risk of (serious) injury. 'Warning' implies that
failure to comply with the safety instructions is
likely to result in (severe) personal injury.
CAUTION!
Risk of damage to the pump/installation. 'Cau-
tion' alerts to user to potential product damage
due to non-compliance with the safety instruc-
tions
NOTE:
Useful information on the handling of the product.
It alerts the user to potential difficulties
Installation and operating instructions Wilo-Drain MTS 40
2.2 Personnel qualification
The personnel installing the pump must have the
appropriate qualification for this work.
2.3 Risks incurred by failure to comply with the
safety instructions
Failure to comply with the safety precautions
could result in personal injury or damage to the
pump or installation. Failure to comply with the
safety precautions could also invalidate any claim
for damages.
In particular, failure to comply with these safety
instructions could give rise, for example, to the
following risks:
• Failure of important pump or system functions,
• Failure of specified maintenance and repair meth-
ods
• Personal injury due to electrical, mechanical and
bacteriological causes.
• Damage to property
2.4 Safety instructions for the operator
The relevant accident precaution regulations must
be observed.
Potential dangers caused by electrical energy
must be excluded. Local or general regulations
[e.g. IEC, VDE, etc.] and directives from local
energy supply companies are to be followed.
2.5 Safety instructions for inspection and assembly
The operator must ensure that all inspection and
assembly work is carried out by authorised and
qualified specialists who have carefully studied
these instructions.
Work on a pump or installation should only be car-
ried out once the latter has been brought to a
standstill.
2.6 Unauthorised modification and manufacture of
spare parts
Changes to the pump/machinery may only be
made in agreement with the manufacturer. The
use of original spare parts and accessories author-
ised by the manufacturer will ensure safety. The
use of any other parts may invalidate claims
invoking the liability of the manufacturer for any
consequences.
2.7 Improper use
The operating safety of the pump or installation
can only be guaranteed if it is used in accordance
with paragraph 4 of the operating instructions. All
values must neither exceed nor fall below the limit
values given in the catalogue or data sheet.
English
9