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What is the total number of smoke alarms (or devices) I can interconnect?

April 26, 2017alarms Devices Interconnect smoke total

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What is the total number of smoke alarms (or devices) I can interconnect?

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Twelve. • How long does a battery usually last in a smoke alarm? ANSWER: 9 Volt Carbon Zinc battery will last a minimum of one year. 9 Volt Alkaline battery will last a minimum of three years. 9 Volt Lithium battery will last a minimum of 10 years. • How do I replace the battery in my smoke alarm? ANSWER: The tamper pin, if installed on the unit, will have to be removed in order to change the battery. A. AC with battery backup smoke alarms – turn off AC power (green light should be off), twist smoke alarm counterclockwise and remove from base. Disconnect battery and replace with new one. Reconnect smoke alarm to base and turn power on. B. DC – 9 Volt battery powered smoke alarm – twist smoke alarm counterclockwise and remove from base. Disconnect battery and replace with new one. Reconnect smoke alarm to base. • How often should I test my smoke alarm? ANSWER: Smoke alarms should be tested weekly by depressing the push-to-test button until the alarm sounds or by using canned smoke.