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Type A2 (12-inch sash) and Type C1
1. On the Supply Blower Speed screen, press [OK/MUTE].
2. Use [UP] or [DOWN] to select one of the three Filter Life options displayed,
press [OK/MUTE].
3. On the Exhaust Blower Speed screen, press [OK/MUTE].
4. Use [UP] or [DOWN] to select one of the three Filter Life options displayed,
press [OK/MUTE].
Note: On dual blower models, each filter has a separate Life Gauge for percentage of
filter remaining. The lower of the two Filter Life percentages is displayed on the Home
Screen.