Oerlikon RUVAC WA, Installation And Operating Instructions Manual

Page: 63 / 72

Maintenance
63 GA03107_002_A4 - 09/2015 - © Oerlikon Leybold Vacuum
5.11 Maintenance Schedule
Process Meas./test
quantity Maintenance intervall Remark
Check oil level Min./max. oil level
in oil level glass Before switching on and daily Check oil level with the pump at stand-
still, see Section 3.1.1
Check the coupling for
running noises Daily for ATEX operation
Check oil quality Visual Weekly In the normal state LVO 100 is light
brown LVO 210 is yellow, clear and
transparent. In the case of black oil an oil
change is necessary, see Section 5.2.
Check oil quality Neutralisation
value (DIN 51 558) For normal operating conditions annu-
ally
When pumping corrosive vapours, in
the case of much dust and cyclic ope-
ration weekly to quarter yearly
If the neutralisation value of LVO 100 is
> 2, then an oil change will be required,
see Section 5.2.
Oil change For normal operating conditions annu-
ally
When pumping corrosive vapours, in
the case of much dust and cyclic ope-
ration weekly to quarter yearly
See Section 5.2.
Clean motor fan and
cooling fins The cleaning intervals will depend on
the ambient conditions. See Section 5.4.
Check the oil level in
the shaft sealing ring
housing The oil level in the oiler can be checked
during operation (see Section 4.2)
Exchange the oil for the
shaft sealing ring
housing. after 3000 operating hours See Section 5.3
Replace bearings and
coupling, completely
refurbish the pump For ATEX applications every 15,000
operating hours or every three years See Section 5.9