Installation Guide: 3M™ One-Piece GPS (TD4i) Offender Tracking System and Curfew Unit
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6
Dismantling the One-Piece GPS Unit
Dismantling the One-Piece unit involves:
Performing an End of Service (when applicable).
Removing and packing the One-Piece GPS Unit.
Removing and packing the Curfew Unit.
6.1
Before Dismantling
Before leaving the monitoring center, check that you have the following dismantling tools:
Strap installation tool – for measuring and cutting the strap
0.2” (5mm) flathead screwdriver – for removing tamper plugs
In addition, make sure to bring the original carrying case for the One-Piece GPS Unit and the Curfew Unit.
6.2
Performing an End of Service
In some cases, it is required to remove the One-Piece unit before full period of the offender’s monitoring
program is completed. In this case, you must perform a manual End of Service procedure removing the
One-Piece unit from the offender’s ankle.
To perform End of Service:
1.
Call the monitoring center and ask the monitoring personnel to perform End of Service.
2.
The monitoring center personnel will call back to confirm a successful End of Service. You can
now remove the One-Piece GPS Unit and Curfew Unit.
6.3
Removing the One-Piece GPS Unit
The strap installation tool includes a feature that enables you to cut the fiber optic strap in order to
remove the One-Piece unit from the offender’s ankle.
Figure 9: Position of Strap Cutting Slot on 3M™ Strap Installation Tool
Strap Cutting Slot
