Honeywell RTH2300 Series Quick Installation Manual page 21

System setup (RTH2300 only)
Function 21: Change Filter Timer
0 Off
1 30 days
2 90 days
3 6 months
4 9 months
5 1 year
Press the s or t button to select Change Filter Timer.
OR
69-2728ES_A.indd 19
21
Press to
change
setting.
AND
19
RTH2300/RTH221
0
M33631
When finished,
press s and t
to advance to the
next function.
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