General Pump SK Owner Manual - Manual (Page 9)

GENERAL PUMP
A member of the Interpump Group
SK SERIES
Page 9
In any case, oil must be changed at least once a year since it may deteriorate by oxidation.
For room temperatures that differ from that mentioned earlier, follow the indications contained in the diagram
below, keeping in mind that the oil must have a minimum viscosity of 180 cSt.
VISCOSITY/ROOM TEMPERATURE DIAGRAM
Exhausted oil must be collected in an appropriate container and disposed of in appropriate
locations. Do not under any circumstances discard it into the environment.
Ref 300792 Rev.C
06-12