Step 1
Turn the wringer's left lever to the "Neutral" setting. The lever must point directly toward the wringer for it to be in "Neutral."
Step 2
Grip the wringer with both hands. Pull gently upward to remove it, and place it on a cloth.
Step 3
Pour the gearbox oil into the gearbox tube and left wringer.
Step 4
Replace the wringer by gently clicking it back into place over the tube; finish adding oil. Turn the machine back on to use it again.