Maintenance - Wilo EMU KS...Ex Serie Einbau- Und Betriebsanleitung

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7.4.3 Product
Proper disposal of this product avoids damage to the
environment and risks to personal health.
• Make use of the services or the advice of public or pri-
vate waste disposal companies for the disposal of the
product as well as parts thereof.
• More information about proper disposal can be
obtained from the urban administration, the waste dis-
posal authorities or from the supplier from whom the
product was purchased.

8 Maintenance

Before performing maintenance or repair work, switch
off and dismount the product as described in the
chapter entitled "Final shutdown/disposal".
After completing maintenance or repair work, the
product must be installed and connected according to
the "Installation" chapter. The product must be
switched on as described in the "Start-up" chapter.
Maintenance or repair work must be carried out by an
authorized service center, Wilo customer service or a
qualified specialist.
Maintenance or repair work and/or construc-
tional changes that are not listed in this operat-
ing and maintenance manual or which could
impair explosion protection, may only be carried
out by the manufacturer or by authorized ser-
vice centers.
The spark-proof gaps may only be repaired according
to the manufacturer's design specifications. It is not
permitted to carry out repairs according to the values in
tables 1 and 2 of DIN EN 60079-1. Only the screw
plugs stipulated by the manufacturer, fulfilling at least
strength category A4-70, may be used.
Risk of fatal injury due to electrical current!
There is a risk of fatal electric shocks when per-
forming work on electrical devices. With all main-
tenance or repair work, the unit must be
disconnected from the mains and secured
against being switched on again without permis-
sion. Damage to the power supply cable may
only be rectified by a qualified electrician.
Note the following information:
• This manual must be available to the maintenance per-
sonnel and its instructions must be followed. Only the
repair and maintenance measures listed here may be
performed.
• All maintenance, inspection and cleaning work on the
product must be carried out by trained specialists exer-
cising extreme care in a safe workplace. Proper protec-
tive clothing is to be worn. The machine must be
disconnected from the electrical system and secured
against being switched on again. It must be prevented
from being switched on inadvertently.
• When carrying out work in basins and/or containers,
the respective local protection measures must be
observed in all cases. A second person must be present
for safety reasons.
• Only hoisting gear that is in a technically perfect condi-
tion and load-carrying equipment that has been offi-
42
cially approved may be used for lowering and raising
the product.
Make sure that all fastening devices, ropes and
safety devices of the hoisting gear are in a tech-
nically perfect condition. Work may only com-
mence if the hoisting gear is in perfect working
order. If it is not inspected, fatal injuries may
result!
• Electrical work on the product and system must be car-
ried out by an electrician. Defective fuses must be
replaced. Under no circumstances are they to be
repaired. Only fuses at the specified current and of the
prescribed type may be used.
• When working with inflammable solvents and cleaning
agents, fires, unshielded lighting and smoking are pro-
hibited.
• Products that circulate fluids hazardous to health, or
that come into contact with these fluids, must be
decontaminated. It must be ensured that no danger-
ous gases can form or are present.
If injuries involving hazardous pumping liquids or
gases occur, first-aid measures must be per-
formed in accordance with the notices in the
workplace and a doctor must be called immedi-
ately!
• Ensure that all necessary tools and materials are avail-
able. Tidiness and cleanliness guarantee safe and trou-
ble free operation of the product. After working on the
unit, all cleaning materials and tools should be removed
from it. All materials and tools should be stored in an
appropriate place.
• Lubricants, such as oil and grease, must be collected in
suitable vessels and disposed of properly (in accor-
dance with the 75/439/EEC directive and with §§5a, 5b
AbfG). Appropriate protective clothing is to be worn for
cleaning and maintenance jobs. This is to be disposed
of in accordance with waste code TA 524 02 and
EC Directive 91/689/EEC. Only lubricants expressly
recommended by the manufacturer may be used. Oils
and lubricants should not be mixed.
• Only use genuine parts made by the manufacturer.
8.1 Lubricants
Lubricants that are approved for use with foodstuffs in
accordance with USDA-H1 are marked with an aster-
isk.
8.1.1 Overview of white oils
* Aral Autin PL
Shell ONDINA G13, 15,
*
G17
* Esso MARCOL 52, 82
Products that were previously filled with trans-
former oil must be drained and cleaned thor-
oughly before using white oils!
* BP Energol WM2
Texaco Pharmaceutical
*
30, 40
ELF ALFBELF C15
WILO SE 05/2011 V4.1WE