A calendar that is easy to remember
Seasonal Smoke & CO Detector Maintenance
Changing the clocks is a useful reminder to check smoke and CO alarms, but it does not replace the recommended monthly test or the unit’s own battery instructions.
Spring and fall check
Walk the complete detector set, look for damage or chirps and verify the date labels. Replace standard batteries on the schedule recommended for the alarm; sealed ten-year backups are not opened for routine battery changes.
Monthly still means monthly
Use the test button at least once each month. Seasonal reminders are best used for deeper inventory tasks such as reading dates, cleaning as directed and reviewing the escape plan.
Cold-weather CO awareness
Fuel-burning equipment and closed-up homes make carbon monoxide awareness especially important in colder months. Keep generators outdoors and follow CPSC safety guidance for heating equipment.
Schedule the ladder work
If alarms are high, numerous or difficult to identify, the seasonal check is a sensible time to schedule Detector Inspectors before a late-night chirp forces the issue.
Safety references
Primary sources used for this page:
- U.S. CPSC fire-safety guidance
- U.S. CPSC carbon-monoxide alarm guidance
- North Metro Fire smoke and CO alarm program
Manufacturer instructions and current local requirements control. For an emergency, call 911.
North Metro Denver
Handle every detector in one visit.
Call or text Jayson to schedule residential smoke and CO detector service.
Call (303) 880-9881 jaysonsale@icloud.comFor an active alarm or suspected emergency, get outside and call 911.
Next steps
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