Figure 4–6: Backing pump rear panel
Oil level sight glass
Oil drain plug
6. Tilt the pump slightly and catch the oil in a suitable container.
7. Dispose of the oil according to local environmental regulations.
8. Insert the oil drain plug into the pump’s rear panel.
9. To flush the pump, pour 50 mL of fresh oil into the pump inlet on the pump’s top side.
Tip:
If you encounter difficulty, remove the separator.
10. Operate the pump briefly.
11. Remove the oil drain plug and drain the flushing oil into a suitable container.
12. If necessary, repeat steps 9 through 11 until all contaminants are removed.
13. Insert the oil drain plug into the pump’s rear panel.
14. Remove the oil inlet plug and pour fresh oil into the oil inlet port until the level reaches the
sight glass’s “max” mark.
January 10, 2022, 715006200 Ver. 01 (previously released as Rev. A)
Page 87