W&H Sterilization Water Steam Sterilizer LISA MB 17

Replacement of the 5 Solenoid valves.

Replacement of the vacuum pump membrane kit.

Replacement of the water filter.

Replacement of the steam generator heating element.

Cleaning the sterilization chamber.

Cleaning the sterilization chamber filter.

Cleaning the steam generator filter (EV5).

Check of the pneumatic connections.

Check the electrical connections.

Clean the door seal and the porthole with a lint free cloth saturated with alcohol.

The porthole can also be cleaned with a non-abrasive detergent.

Cleaning the chamber, the trays and the rack.

Remove the trays from the chamber.

Disconnect and remove the rack.

Clean the chamber with a damp sponge moistened with a detergent or scouring agent if necessary.

Rinse with a damp sponge to remove all traces of the cleaning agent.

Apply the same procedure for the rack, trays (cassettes).

Completely drain both water tanks (main and used water tank)

Insert the drain tube into the quick coupling drain connection of the used water tank (right). Allow the entire contents of the tank to empty and discard the used water

Disconnect the drainage hose by pressing the push-button on the drain connection

Insert the drain tube into the quick coupling drain connection of the main water tank (left). Allow the entire contents of the tank to empty

Disconnect the drainage hose by pressing the push-button on the drain connection

Fill both reservoirs each with: 2.8 litres of demineralised water + 0.2 litres of 90% alcohol (MB17) and 3.7 litres of demineralised water + 0.3 litres of 90% alcohol (MB22)

Warning: Always wear appropriate PPE during the cleaning process.

Instruments cleaned immediately after use?

Followed manufacturer’s instructions when using an ultrasonic cleaner?

All traces of disinfectant removed from the product?

Instruments rinsed thoroughly and dried?

Instruments lubricated in accordance with the manufacturer’s instructions?

Sign off on the instrument cleaning

Warning: Ensure the sterilizer is turned off and cooled down before starting the procedure

Bacteriological filter unscrewed

Upload a photo of the old filter

New filter inserted and screwed into position

Upload a photo of the new filter in position

Sign off on the filter replacement