Maintenance interval – Activate the interval indicator

1. Parameter input enabled: Menu 7.01 shows on.

1. Press the operating button for 3 s.
2. Menu 1.00 appears.
2. Turn the operating button until menu 7 appears
3. Press operating button.
4. Menu 7.01 appears.
4. Turn the operating button until menu 7.07 appears.
5. Press the operating button.
6. Set desired interval:
   - 0 = interval display off.
   - 0.25 = quarterly
   - 0.5 = six-monthly
   1 = annually
   2 = every two years
7. Press the operating button.
8. Value is saved.

1. Interval display is activated.