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9.1
Personnel qualifications
9.2
Operator responsibilities
9.3
Operating fluid
9.3.1
Oil types
9.3.2
Grease
9.3.3
Filling quantities
9.4
Maintenance intervals
9.4.1
Maintenance intervals for normal
conditions
9.4.2
Maintenance intervals for harsh
conditions
308
Maintenance and repair
▪ Wear the following protective equipment while performing maintenance tasks:
– Safety goggles
– Safety shoes
– Safety gloves
▪ Electrical work: A qualified electrician must carry out the electrical work.
▪ Maintenance tasks: The technician must be familiar with the use of operating fluids and
their disposal. In addition, the technician must have basic knowledge of mechanical en-
gineering.
▪ Provide the necessary protective equipment and make sure that the personnel wears it.
▪ Collect operating fluids in suitable tanks and dispose of properly.
▪ Dispose of protective clothing used in accordance with regulations.
▪ Use only original parts of the manufacturer. Use of parts other than the original parts
releases the manufacturer from any liability.
▪ Collect any leakage of fluid and operating fluid immediately and dispose of it according
to the locally applicable guidelines.
▪ Provide the tools required.
▪ If flammable solvents and cleaning agents are used, open flames, naked lights and
smoking are prohibited.
Medicinal white oil is filled into the sealing chamber ex-factory. The following oil types
are recommended when changing the oil:
▪ Aral Autin PL*
▪ Shell ONDINA 919
▪ Esso MARCOL 52* or 82*
▪ BP WHITEMORE WOM 14*
▪ Texaco Pharmaceutical 30* or 40*
All oil types marked with "*" are approved for use with foods in accordance with
"USDA-H1".
Use the following greases:
▪ Esso Unirex N3
▪ Tripol Molub-Alloy-Food Proof 823 FM (with "USDA-H1" approval)
▪ TR 14: 0.35 l (12 US.fl.oz.)
▪ TR 16: 0.35 l (12 US.fl.oz.)
▪ TR 21: 0.35 l (12 US.fl.oz.)
▪ TR 22: 1.30 l (44 US.fl.oz.)
▪ TR 28: 0.35 l (12 US.fl.oz.)
▪ TR 36: 1.10 l (37 US.fl.oz.)
▪ TR 40: 1.10 l (37 US.fl.oz.)
Stated filling quantities apply for described installation types. Refer to the enclosed
data sheet for the filling quantities required for deviating installation types.
To ensure reliable operation, maintenance tasks must be carried out regularly. Depend-
ing on the real ambient temperatures, maintenance intervals different to those men-
tioned in the contract can be established! If strong vibrations occur during operation,
the mixer and the installation must be checked regardless of the established mainten-
ance intervals.
8000 operating hours or after 2 years at most
▪ Visual inspection of the connection cable
▪ Visual inspection of cable brackets and cable tensioning
▪ Visual inspection for wear of the mixer
▪ Function test of monitoring devices
▪ Visual inspection of accessories
▪ Oil change
15000 operating hours or after 10 years at the latest
▪ General overhaul
Under harsh operating conditions, the specified maintenance intervals must be
shortened as required. Harsh operating conditions include:
WILO SE 2019-01
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