Wilo Wilo-Rexa NORM, Инструкция по установке и эксплуатации

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Installation and operating instructions Wilo-Rexa NORM 25
MAINTENANCE AND REPAIR English
1. Have a qualified electrician disconnect the motor
from the mains.
2. Drain the residual fluid through the drainage
screw on the hydraulics.
Caution: Collect the fluid in a suitable tank and
dispose of it properly.
3. To remove the pump, you have to loosen the
screwed connections on the suction and pressure
ports as well as the floor fixation on the base -
plate.
4. Attach the lifting equipment to the corresponding
attachment points.
Bare shaft version: To do this, you first have to
attach the enclosed transport shackle to the
suction port.
The pump can then be removed from the operat-
ing space.
5. The operating space must be cleaned thoroughly
after the hydraulics is removed, and any drips
must be wiped up.
7.3. Return delivery/storage
For shipping, the parts must be packed in tear-
proof plastic bags of sufficient size in such a
manner that they are tightly sealed and leak-
proof.
For return delivery and storage, please also
refer to the “Transport and storage” section!
7.4. Disposal
7.4.1. Operating fluid
Oils and lubricants must be collected in appropri-
ate containers and properly disposed of in terms
of EC Directive 75/439/EEC as well as in compli -
ance with the provisions of sections 5a and 5b
of the German Waste Act or the applicable local
laws.
7.4.2. Protective clothing
Protective clothing worn for cleaning and main-
tenance work is to be disposed of in accordance
with the German Waste Code TA 524 02 and
EC Directive 91/689/EEC.
7.4.3. Product
Proper disposal of this product will avoid damage
to the environment and risks to personal health.
• Use the services of public or private waste dis-
posal companies, or consult them for the disposal
of the product or parts thereof.
• For more information about proper disposal,
please contact your local council or waste
disposal office or the supplier from where you
obtained the product.
8. Maintenance and repair
RISK of fatal injury due to electrical current!
There is a risk of fatal injury from electric
shock when working on electrical devices.
With all maintenance or repair work, the
motor must be disconnected from the mains
by a qualified electrician and secured against
being switched on again without permission.
NOTICE
Also note all the information regarding
maintenance and repair in the operating and
maintenance manual for the motor and the
coupling!
• Before any maintenance or repair work, the pump
must be deactivated as described in the “Shut-
down/disposal” chapter.
• After maintenance or repair work, the hydraulics
must be installed and connected as described in
the “Installation” chapter.
• The pump must be switched on as described in
the “Commissioning” chapter.
Note the following:
• All maintenance and repair work must be carried
out by the Wilo customer service, authorised
service workshops or qualified personnel with the
greatest of care and in a safe workplace. Proper
protective clothing is to be worn.
• This manual must be available to and observed
by the maintenance staff. Only maintenance
and repair work described in this manual may be
carried out.
Any other work and/or alterations to the con-
struction must only be carried out by the Wilo
customer service!
• When working in enclosed spaces, it’s imperative
that the respective local protection measures be
observed. A second person must be present for
safety reasons.
• Only lifting equipment that is in a technically
perfect condition and lifting gear that has been
officially approved may be used for lowering and
raising the pump. The max. permissible bearing
capacity must never be exceeded!
Make sure the lifting gear, wire rope and safety
devices of the lifting equipment are in perfect
working order. Work may only commence if
the lifting equipment has been checked and is
found to be in perfect working order. If it is not
inspected, there is a risk of fatal injury!
• If flammable solvents and cleaning agents are
used, fire, naked flames and smoking are prohib -
ited.
• Pumps that pump liquids hazardous to health
must always be decontaminated. In addition,
make sure that no gases that are hazardous to
health form or are present.
If injuries are caused by fluids or gases that
are hazardous to health, apply the first-aid