Wilo -Flumen OPTI-TR 22 Instrucciones De Instalación Y Funcionamiento página 35

9.3.3 Filling quantities
9.4 Maintenance intervals
9.4.1 Maintenance intervals for normal
conditions
9.4.2 Maintenance intervals under harsh
conditions
9.5 Maintenance measures
Installation and operating instructions Wilo-Flumen OPTI-TR 20-1, 22, 28-1, 30-1, 40-1, Wilo-Flumen EXCEL-TRE 20, 30, 40
Maintenance and repair
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OPTI-TR 20-1: 0.35 l (12 US.fl.oz.)
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OPTI-TR 22: 1.30 l (44 US.fl.oz.)
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OPTI-TR 28-1: 0.35 l (12 US.fl.oz.)
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OPTI-TR 30-1: 1.10 l (37 US.fl.oz.)
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OPTI-TR 40-1: 1.10 l (37 US.fl.oz.)
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EXCEL-TRE 20: 0.35 l (12 US.fl.oz.)
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EXCEL-TRE 30: 1.10 l (37 US.fl.oz.)
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EXCEL-TRE 40: 1.10 l (37 US.fl.oz.)
Stated filling quantities apply to installation types described. Refer to the enclosed data
sheet for the filling quantities required for deviating installation types.
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Regularly carry out maintenance tasks.
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Contractually adjust maintenance intervals depending on the actual environmental con-
ditions. Contact customer service.
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If strong vibrations occur during operation, check the installation.
8000 operating hours or after 2 years
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Visual inspection of the connection cables
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Visual inspection of the cable brackets and cable tensioning
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Visual inspection of the mixer
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Visual inspection of accessories
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Function test of monitoring devices
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Oil change
40000 operating hours or after 10 years
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Complete overhaul
Under the following operating conditions, shorten the specified maintenance intervals in
consultation with the customer service:
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Fluids with long-fiber components
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Highly corrosive or abrasive fluid
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Strongly gassing fluids
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Operation at an unfavourable duty point
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Unfavorable flow conditions (e.g. due to fixtures or aeration)
If there are harsh operating conditions, it is recommended to conclude a maintenance con-
tract.
WARNING
Risk of injury from sharp edges!
Sharp edges can form on the propeller blades. There is a danger of cutting injuries!
• Wear protective gloves!
Before starting maintenance work, meet the following requirements:
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Wear protective equipment! Observe the work regulations.
–
Safety shoes: Protection class S1 (uvex 1 sport S1)
–
Protective gloves: 4X42C (uvex C500)
–
Safety goggles: uvex skyguard NT
For detailed marking of frame and disc, see the section on "Personal protective equip-
ment [} 8]".
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The mixer has been thoroughly cleaned and disinfected.
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Motor cooled to ambient temperature.
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Workplace:
–
Clean, good lighting and ventilation.
–
Firm and stable work surface.
–
Secured against falling over and slipping.
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