en
Maintenance and repair
34
WILO SE 2017-12
ing and lowering. Do
not
exceed the max. permissible bearing capacity of the lifting
equipment!
▪ Always carry out maintenance tasks in a clean location with good lighting. It must be
possible to position the pump safely and secure it.
▪ Only carry out maintenance tasks mentioned in these installation and operating in-
structions.
▪ Wear the following protective equipment while performing maintenance tasks:
– Safety goggles
– Safety shoes
– Safety gloves
9.1
Personnel qualifications
▪ 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.
9.2
Operator responsibilities
▪ 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.
9.3
Operating fluid
9.3.1
Oil types
Biological white oil is filled-in into the sealing chamber. The following oil types are re-
commended 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”.
9.3.2
Filling quantities
▪
Single-channel
hydraulics (PRO
C
...)
– P 13.1... motor: 1100 ml (37 US.fl.oz.)
– P 13.2... motor: 1100 ml (37 US.fl.oz.)
– P 17.1... motor: 1800 ml (61 US.fl.oz.)
▪
Vortex
hydraulics (PRO
V
...)
– P 13.1... motor: 900 ml (30 US.fl.oz.)
– P 13.2... motor: 1500 ml (51 US.fl.oz.)
– P 17.1... motor: 1800 ml (61 US.fl.oz.)
9.4
Maintenance intervals
To ensure reliable operation, maintenance tasks must be carried out regularly. Depend-
ing on the real ambient temperatures, maintenance intervals different from those men-
tioned in the contract can be defined! If strong vibrations occur during operation, the
pump and the installation must be checked regardless of the defined maintenance in-
tervals.
9.4.1
Maintenance intervals for normal
conditions
2 years
▪ Visual inspection of the power supply cable
▪ Visual inspection of accessories
▪ Visual inspection of the coating and housing for wear
▪ Function test of monitoring devices
▪ Oil change
NOTICE! If sealing chamber control is installed, the oil is changed according to the
indicator!
10 years or 15000 operating hours
▪ General overhaul
