6. The dosing chamber can now be returned to the P50. Make sure the O-ring has
been wetted with water!
7. Turn the dose-setting knob so that the red dot is at the top.
8. Slide the dosing chamber over the piston and give it a
half turn clockwise. The dosing chamber is now back in
upright position as shown below.
9. The dosing knob can now be used to set the right dose and the Pulse 50 is ready
for use again.
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