Adjusting The Automatic Oil Pump - NVE MEC 5000 Owner's Manual & Operating Instructions

adjusting the automatic oil pump

The automatic oil pump is a metered piston-type pump.
If you wish to adjust the pump, please follow these instructions:
adjusting the oil rate
Oil flow is changed by adjusting the length of the stroke of the piston.
1. To adjust the oil rate, remove cap #P16. Under this cap you will
find a jam nut #P15 and adjusting screw #P11.
2. To adjust oil rate loosen jam nut and turn adjusting screw
clockwise to reduce oil flow or counterclockwise to increase oil
flow.
3. When making adjustments do so one turn of the screw at a
time and test before making further adjustments.
4. Be careful to not turn adjusting screw too far counterclockwise
as you may disengage the gears and strip them out.
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