Energizer MMT-511 - Manual (Page 39)

Getting Started 27
WARNING: Improper placement of the reservoir may result in inac-
curate delivery of insulin. Check to make sure the tubing
connector is locked onto the reservoir and the pump
case correctly, before connecting to the infusion set
quick release.
If you have already connected the infusion set quick
release, disconnect BEFORE correcting the reservoir
placement.
Once the tubing connector is seated properly, do not
partially unscrew and re-tighten the tubing connector
while the infusion set is connected to your body.