Instructions for Use
MS120 Single Stage Rotary Vane Pumps User Manual / 87-900-150-01(B) 159/198
If the oil is polluted or if some water is in the oil, clean the pump by
letting it run with a suitable quantity of oil (up to the minimum level
shown on the tank) at maximum vacuum level for at least 5 minutes.
Drain the oil again.
Fill in the oil following these steps (see Figure 16):
1. Fit the oil discharge pipe (A1) to the oil charge fitting (A2),
2. charge fitting (A2), screw them both on the oil filling hole (E),
3. position the provided funnel (A3),
4. proceed with the new oil filling (see “Installation” and
“Lubricants”).
Figure 16
Exhaust filters replacement
Very dirty exhaust filters may cause a considerable pump
temperature increase and in extreme cases oil lubricant spontaneous
ignition.
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