Ducted vacuum has lost its suction and we think there may be a blockage

Ducted vacuum system has lost its suction and it seems there may be a blockage somewhere. We have checked the pipes and they seem ok.

Electron EDP-2606 motor has stopped working
Motor has stopped working and needs to be checked and repaired. Unit is...

The is no suction coming from outlets
the main barrel is working fine, but there is no suction from every outlet in...

No suction
My vaccum has no suction after I had new bag replaced

Blocked Ducted Vacum System
We have a ducted vacum system, their doesnt seem to be much suction when we...