Royal RY4000 Backpack Vacuum Connector Seal R10S The nozzle's driven brush roll

The nozzle's driven brush roll actively beats and lifts that debris from the fibers

Benefit: full suction restored at floor level

Symptoms include intermittent power

It forms the joint between the hose and the canister body or wand

A non-functioning charger prevents the unit from recharging

Royal RY4000 Backpack Vacuum Connector Seal R10S The nozzle's driven brush rollThis replacement connector seal (Part #1KE0610600) forms the airtight junction between the hose and the body on the Royal RY4000 backpack vacuum. It seals the point where the hose meets the machine. As the seal degrades, air leaks in at the connection and suction drops across the entire hose length. In a commercial backpack vacuum, where every bit of airflow counts, that leak means slower cleaning. A fresh seal restores a tight junction so full