![Dirty Filter Timer](/images/new-backgrounds/130813/130813139x1.webp)
Chapter 4: E2 Controller
Dirty Filter Timer
Figure
This screen allows you to enable the dirty filter notification timer, which provides an alarm indication when it’s time to clean or change the air filter. The filter change period is adjustable and should be set according to the conditions at the site. Extremely dusty environments may require more frequent filter changes.
4.5.4.3 Clock Screen
Figure
The Clock screens may be accessed from the Control menu. From this screen, you may set the time, date, and day.
Figure
The Set Clock screen allows you to set and/or adjust the current time, date, and day.
4.5.5 Service Menu Loop
Figure
The service screens enable the user to enter
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