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EL7.5 - EL12.5 (S - SS) User manual - ENG 39/70
5.3.2 Lubricating oil changing/refilling
Before changing the oil, it’s a good practice to completely empty the pump of the
remaining oil:
- place orizzontally the pump, with the “OIL” plug [A] pointing down;
- removing the “OIL” plug [A] and its copper washer, let the existing oil exiting
completely from the oil chamber (see Fig. 20);
Fig. 20
Avoid to pollute the environment with the
exhausted oil dispersion. Collect and dispose
it in comformity with the local laws.
- place orizzontally the pump, with the “OIL” plug [A] pointing up;
- top up until completely full the oil chamber through the inlet plug hole [A] with
new oil (≈5 kg);
Always use the suggested lubricating oil or
other type with equivalent properties.
- reassemble and fully tight the inlet plug [A], checking the conditions of its
copper washer (replace it if damaged).