The Plunger Cannot Be Screwed Back To Its Initial Position - Sanofi-aventis JuniorSTAR User Manual

6 The plunger cannot be screwed
back to its initial position
(after changing the cartridge)
The mechanism could be blocked because you have tried to
extract more units from the cartridge than are present
Solution: Hold the plunger reset ring firmly in one hand� Hold the
dosage selector with the other hand� Turn the dosage selector back
towards you until it reaches "0"
7
The cartridge holder cannot be
screwed on to the pen body
OR the rubber seal of the cartridge
is bulging out
The plunger has not been screwed back completely to its initial position
before the cartridge holder was attached
Solution: Screw the plunger properly back into the pen body and then attach
the cartridge holder to the pen body
A dosage has been set and the injection button pressed without attaching
the needle or when the needle is blocked or not properly attached
Solution: If the rubber seal is bulging out, you may not be able to fix the
needle properly� The rubber seal might even break� Please use a new insulin
cartridge
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