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Installation and operating instructions Wilo-RexaBloc RE/Rexa BLOC 45
MAINTENANCE AND REPAIR English
• 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 mainte-
nance and repair in the operating and mainte-
nance manual for the motor!
• Before any maintenance or repair work, the hydraulics
must be deactivated and dismantled as described in the
“Shutdown/disposal” section.
• After maintenance or repair work, the hydraulics must be
installed and connected as described in the “Installation”
section.
• The hydraulics is switched on as described in the “Com-
missioning” section.
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 must 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 construction
must only be carried out by Wilo customer service!
• When carrying out work in basins and/or tanks, the
respective local protection measures must be observed
in all cases. A second person must be present for safety
reasons.
• Lifting equipment in perfect technical condition and
officially approved lifting gear must be used for lifting
and lowering the hydraulics. The max. permissible bear-
ing 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 prohibited.
• Hydraulics 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 pres-
ent.
If injuries are caused by fluids or gases that are hazardous
to health, apply the first-aid measures specified on the
notice at the working premises and notify a doctor imme-
diately!
• Make sure that the necessary tools and materials are
available. Order and cleanliness ensure safe and smooth
work on the hydraulics. After working on the hydraulics,
remove any used cleaning materials and tools from the
pump. Store all materials and tools in their proper place.
•
Operating fluids should be collected in suitable contain
-
ers and disposed of properly. Always wear appropriate
protective clothing when performing maintenance and
repair work. This must also be disposed of properly.
8.1.
Operating fluid
8.1.1. Overview of white oil
The sealing chamber is filled with white oil that is potentially
biodegradable.
When changing the oil, we recommend the following oil
types:
•
ExxonMobile: Marcol 52
•
ExxonMobile: Marcol 82
•
Total: Finavestan A 80 B (NSF-H1 certified)
Filling quantities
Type RexaBloc RE
Filling quantity (litre)
08.52W
1.6
10.44W
0.8
15.84D
0.8
Type Rexa BLOC
Filling quantity (litre)
V05.22
0.5
V05.32
0.8
C05.32
0.65
V06.22
0.5
C06.34
0.65
V06.62
0.8
V08.24
0.8
C08.41
0.65
V08.42
0.8
C08.43
0.65
V08.52
0.8
V08.68
0.8
V08.97 (160M, 160L, 180M, 180L)
0.8
V08.97 (132M, 132L)
1.6
V10.42
0.8
C10.51
0.8
V10.73 (160M, 160L, 180M, 180L)
0.8
V10.73 (132M, 132L)
1.6
V15.84
0.8
8.1.2. Overview of lubricating grease
The following lubricating greases can be used in accordance
with DIN 51818 / NLGI Class 3:
• Esso Unirex N3
8.2.
Maintenance intervals
To ensure reliable operation, various maintenance tasks must
be carried out regularly.
The maintenance intervals must be specified according
to the load on the hydraulics! Regardless of the specified
maintenance intervals, the hydraulics or installation must be
checked if strong vibrations occur during operation.