At Rittenhouse we stock all replacement parts for the Imovilli Pompe IP D70 Pump. The D82 is the new name for this model, the parts are the same for both pumps.
There is a rebuild kit that we sell that can save you money on buying individual replacement parts. See Related Products for the pump repair kit for the Imovilli Pompe D70 or D82.
If the oil in the sight glass on your pump is milky in color, you need to change the main diaphragms on your pump. If you continue to use your pump with mixed oil, you may destroy your pump.