Tandem t:slim X2 Training Manual page 74

Load
3. Keeping the syringe and cartridge
vertical and the needle inside the
fill port, pull back on the plunger
to remove air.
4. Turn the syringe upright and pull
down on the plunger. Flick the
barrel to make sure that any air
bubbles rise to the top.
5. Remove the syringe from the
cartridge and remove air by
pressing on the plunger until
you see a drop of insulin at
the tip of the needle.
6. Reinsert the needle into the fill port
on the cartridge, and slowly press
the plunger to fill your cartridge
with insulin. When the cartridge
is filled, maintain pressure on the
plunger as you remove the needle.
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