Electric Hose Assembly, 3-Wire - ProTeam Sierra Backpack Hoover It is the internal lead

It is the internal lead routed through the bag housing to carry power between sections of the machine

which adds noise and can throw the motor out of alignment over time

Tip: Unplug the vacuum and note wire positions before swapping

Finish: white

Electric Hose Assembly, 3-Wire - ProTeam Sierra Backpack Hoover It is the internal leadThis replacement hose assembly provides the critical connection between your vacuum and its cleaning attachments, delivering full suction to where you need it. It is designed to fit the ProTeam 1118. Cracks, holes, or blockages in your vacuum hose will drastically reduce cleaning performance. If you notice a loss of suction at the hose end, a whistling sound during use, or visible cracks in the hose material, it is time for a replacement. Installing a