Honeywell 5800 Smoke Detectors Frequently Asked Questions

Honeywell 5800COMBO vs 5806W3
The 5800COMBO and the 5806W3 are two life-safety devices. Both are from the Honeywell 5800 Series, and both communicate at a frequency of 345 MHz. However, the 5800COMBO provides smoke, heat and CO detection, while the 5806W3 only provides smoke detection. Learn more about these two sensors.
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How Do I Change the Battery in the 5800COMBO?
The 5800COMBO is powered by four CR123A lithium batteries. To change these batteries, start by removing the device from its back plate. Then replace the old batteries with four new ones. Then reapply the device to the back plate. Learn more about replacing the batteries in a Honeywell 5800COMBO.
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How Do I Change the Batteries on My 5806W3?
To change the battery in a 5806W3 Wireless Smoke Detector, remove the device from its mounting base. Then remove the old battery. Wait 20 seconds for the device to fully power down. Then insert a fresh CR123A lithium battery and reapply the device. Learn more about maintaining a 5806W3.
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How Do I Determine the Age of a Honeywell Wireless Smoke Detector?
When Honeywell smokes are made, a date code sticker is affixed to indicate the date when this occurred. Read on and learn how to interpret this date code.
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What Loop Should My Honeywell Smoke Detector Be On?
Honeywell Smoke Detectors should be programmed as a fire zone on loop 1. Find out how many loops each Honeywell Smoke Detector has and what each loop supports.
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