Replacing the sealing rings, Nonreturn valve

3.4. Replacing the sealing rings

Stop the conveying procedure.

Switch off the conveying system at the main switch.

Interrupt the mains supply.

Set all compressed-air lines at zero pressure.

Open the toggle-type fasteners (A) be- tween the hopper lid and the hopper loader.

Remove the hopper lid with the filter car- tridge from the hopper loader.

Draw the old sealing ring off the nozzle (B).

Install the new sealing ring.

Place the hopper lid with the filter cartridge on the hopper loader.

Close the toggle-type fasteners (A).

SFC-K

Purchase order number

sealing ring:

ID 85610

SM3-635b