WM 67971b 09/2017
WM 100 TD and WM 100 TH EN 21
3.3 Changing the filter
Resetting the maintenance counter
Only applies if the maintenance counter is active: You need to reset the
maintenance counter after every service and every hygienic preparation
in order to return the hour counter to zero.
1. Switch on the therapy device.
2. To open the expert sector, hold the info button down for > 4
seconds.
3. Press the menu button .
4. Press the Reset field.
5. Press Reset maintenance counter.
6. Press Reset.
7. Press OK.