Maintenance Intervals - Wilo Drain TS 50 Betriebsanleitung

English
tables 1 and 2 of DIN EN 60079-1. Only the screws
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 permission.
Damage to the power supply cable may only be
rectified by a qualified electrician.
Observe the following points:
• 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
machine and the system may only be carried out by
trained specialists exercising extreme care in a safe
workplace. Proper protective 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 inadver-
tently.
• 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-
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 techni-
cally 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
carried 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.
42
• 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 recom-
mended 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 asterisk.
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!
8.1.2 Filling quantities
Mains supply Motor capacity P
up to 0.75 kW
1~230 V up to 1.1 kW
up to 1.5 kW
up to 0.75 kW
3~400 V up to 1.5 kW
up to 2.2 kW
8.1.3 Overview of greases
The following can be used as grease in accordance with
DIN 51818/NLGl class 3:
• Esso Unirex N3
• SKF GJN
• NSK EA5, EA6
• Tripol Molub-Alloy-Food Proof 823 FM*

8.2 Maintenance intervals

Overview of the maintenance intervals needed
If it is used in highly abrasive or corrosive mate-
rial, the maintenance intervals should be reduced
by 50%!
8.2.1 Before initial start-up or after a longer period of stor-
age
• Check the insulation resistance
8.2.2 2,000 operating hours or after ten years, whichever
is earlier
• General overhaul
* BP Energol WM2
Texaco Pharmaceutical
*
30, 40
ELF ALFBELF C15
Oil filling quantity
2
115 ml
150 ml
190 ml
115 ml
150 ml
190 ml
WILO SE 12/2011 V4.1WE