Figure 3.4 Method of installing on Alfa-Laval purifier in the lubricating system of a diesel engine for continuous by-pass purification e l Sump tank for dirty oil from engine 2. Dirty oil to purifier 3. Heater 4. Pump 5. Hot water piping 6. Purifier 7. Purified oil 8 To wasteFigure 3.4 Method of installing on Alfa-Laval purifier in the lubricating system of a diesel engine for continuous by-pass purification 1.Sump tank for dirty oil from engine 2.Dirty oil to purifier 3.Heater 4. Pump 5.Hot water piping 6.Purifier 7.Purified oil 8.To waste