firex smoke alarm red light flashing every 10 seconds firex smoke alarm red light flashing every 10 seconds

It isnt worth pushing it with an old smoke detector because you risk inaccurate readings, battery inefficiency, and random blinking lights. firex smoke alarm red light flashing every 10 seconds hockey team sponsorship swarthmore library book sale / liam gallagher everything's electric / how to grow a flower from a cutting / firex smoke alarm red light flashing every 10 seconds It can happen if the fire alarm is sensitive to smoke indoors, and the fire alarm is malfunctioning. So, it is a good sign! The unit shall at a minimum meet the requirements of UL217, NFPA72, and (chapter 11), The State of California Fire Marshall, NFPA101 (0ne and two family dwellings), Federal Housing Authority (FHA), Housing and Urban Development (HUD). the smoke alarm cover. The alarm shall include a test button that will electronically simulate the presence of smoke and cause the unit to go into alarm. Kidde Firex Ac Hardwired Combination Alarm Fire And Safety Plus. The Kidde i4618 is an AC/DC powered, ionization smoke alarm that operates on a 120V power source with 9V battery backup. Dust cover protects sensor from contaminates during construction reducing nuisance alarms. You should also check that there is no smoke in your house. Easy access front loading battery door. However, many electrical products have red lights that blink to show that theyre armed, functioning properly, or both like smoke detectors and fire extinguishers. Smoke detectors are designed to last 10 years before needing to be replaced. Smoke detectors pick up on particles in the air as well as smoke, and dense clouds of dust or debris can trigger a blinking red light. It usually indicates that the batteries are low on charge, the batteries are not installed correctly, and dust is accumulated in the alarm. The unit shall incorporate red and green LED indicators. Hence, it should be replaced once in a while to keep the indoor space secure. The LED will flash every 10 seconds while in Hush mode. A flashing green light is a normal part of the power up cycle. The red LED will illuminate for about 1.5 seconds every 16 seconds to indicate the memory condition. Whether its a small repair or an entire replacement, its always important to ensure that your smoke detectors are in working order, and that youre not taking any risks for the sake of cheap home security. INSTALLATION INSTRUCTIONS WIRING REQUIREMENTS This smoke alarm should be installed on a UI. The test button also functions as a HUSH button if pushed while the detector is chirping for a low battery condition or after a false smoke alarm. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'inauguralhomes_com-leader-1','ezslot_0',109,'0','0'])};__ez_fad_position('div-gpt-ad-inauguralhomes_com-leader-1-0');We recommend you install the Carbon Monoxide detector (hardwired or battery-operated) correctly according to the guides recommendations. When the batteries are not installed properly, the in-built battery backup will warn you of the same. Related Content: How Long Does A Smoke Detector Last? Make sure that the red light is not blinking due to any issues: Find the test button of the smoke detector: Hamilton Beach Microwave Not Heating: Why & How to Fix? If you notice a blinking red light, replace the battery first - but only if you're sure that it's still good. When units are interconnected, only the red LED of the alarm that senses the smoke or is being tested (the originating unit) will flash. Thank you for signing up. So, why might your smoke detector be blinking red every 10 seconds? It keeps us safe by detecting a fire and alarming us to evacuate during a fire. Fire! or other dire messages when they detect danger. It can occur if the batteries are not installed properly, low battery charge, malfunctioning alarm, and more. Do not use rechargeable batteries. Blinking could mean that the detector needs batteries, but more often than not it means that something more serious is going on. It is a good sign that the detector is functioning properly. If your battery is low on charge, your alarm wont function properly and it wont be able to give a warning of fire correctly. If the unit is on the same circuit breaker as an appliance that uses a lot of electricity, have an electrician move the smoke alarm elsewhere or put it on a different circuit. Large mounting base makes mounting easier, protects surface paint from dirt and covers imperfections. Most smoke detectors use a red blinking LED light to alert users to an active alarm. A common issue with old detectors is that the batteries drain more quickly than they used to, causing a blinking red light or random chirping noise. There is smoke in the air if you see a blinking red light and hear your fire alarm. Our mission at Inaugural Homes is to make sure you get a complete solution for all things related to your home. This will help to improve the air quality in your home and reset your smoke detector to its normal state. The power can be an AC or DC which is provided by the 1st pair of wires. A maximum of 1000 ft.of wire can be used in the interconnect system. The 9V battery carrier will ensure proper battery backup protection by not allowing the battery door to close if the battery is placed in the unit incorrectly or if a battery is not present. Refer to the list to find the right batteries CO levels detected from 10-500ppm* are automatically displayed Thanks to this device, you dont need to replace the batteries alarm levels, the Red LED will begin to flash On for 2 seconds/Off for 2 seconds alarm levels, the Red LED will begin to flash On for 2 seconds/Off for 2 seconds. The unit shall provide optional tamper resistance that deters removal of the unit from the wall or ceiling. This smoke alarm is available in a 6-piece cut case with tray for easy display. It shall be powered by a 120VAC, 60Hz source along with a 9V battery backup. To start, remove the chamber or brace from the smoke detector. The important thing to remember is to call a professional because ignoring the blinking motion could mean trouble for your safety and your family. The interconnect system must not exceed the NFPA (National Fire Protection Association) limit of 18 initiating devices, of which 12 can be smoke alarms. If the alarm goes off mostly at night, it's likely that insects are getting into the sensing chamber. The smoke detector should stop blinking red by performing routine maintenance on a regular basis. If you have a basement, install a carbon monoxide alarm at the top of the basement stairs, and in each separate sleeping area. Otherwise, you may not know whether or not your smoke detector works until the alarm goes off. A: Hello. When the battery is weak the unit will beep or chirp approximately once a minute and the red LED will flash approximately 4 times a minute. Previous part #/model #: 120-1182, fadc, 120-538b, i5000. When a detector flashes a red light, its not necessarily a sign that there is an emergency. Put smoke alarms at both ends of a bedroom hallway or large room if the hallway or room is more than 30 feet (9.1 m) long. Hunker may earn compensation through affiliate links in this story. False alarms also may occur if the unit is located in a cold area near a doorway to a warm area, for instance. Kidde AC Hardwired Interconnect Smoke Alarm with Safety Light, Worry-Free Hardwired Interconnect Smoke Alarm Sealed Lithium Battery Backup, Compatible with Google Home and Alexa. Pay attention and listen for a beeping or chirping sound that accompanies the blinking green light. Remove the unit from its mount and disconnect the wiring harness from the back of the unit, then remove the battery from the unit. The smoke alarm must be installed to comply with all local codes having jurisdiction in your area. Replace the battery in the smoke alarm at least once a year to ensure proper operation. If replacing the battery doesnt fix the problem, move on to some basic troubleshooting. Remove the cover and dust the inside of it with a soft brush, be careful not to break the delicate sensor at the top. The green LED (when illuminated) indicates the presence of AC power. If your smoke detector blinks once a second, that's not normal operation, that's something else entirely. If you are not sure when to replace it next, follow these steps: The sensor might have got triggered and sounded the emergency alarm for these reasons: There is usually nothing to worry about when the smoke detector blinks red every 30 seconds. If youve had to replace your battery more than twice a year, you may want to consider replacing your smoke detector. A blinking red light could also indicate that batteries need replacement or that the smoke detector needs maintenance. After ten (10) years of cumulative power up, this unit will chirp two times every 30 seconds. The good news is that normal operation is always the most likely reason for the blinking- it means that the batteries in the detector are fine and that it's working properly. She is passionate about helping people create beautiful and functional homes. Reason 6: Smoke Detection. The blinking red light on a smoke detector can indicate that the battery is low or that there is lingering smoke in the air. In addition to emitting a loud, piercing noise, some also blink red lights to indicate that the device is active and working properly. The unit shall also include a low battery warning utilizing a brief alarm chirp every 40 seconds for a minimum of seven (7) days. (Fixed), Whirlpool Dishwasher Buttons Not Working? How do I turn off the red light on my smoke detector? You can do it quite effortlessly in a very short period of time. Front battery pull tab allows battery activation without removing alarm from mounting bracket. Luckily, however, the blinking red light on your smoke detector usually has a simple and harmless explanation. False alarms are most commonly caused by something interfering with the sensor. This should not be ignored as it could lead to disastrous consequences as some smoke detectors do not have a backup battery. Reason 4: Upgrade the Smoke Detector. The smoke alarm should be installed to comply with all local codes having jurisdiction in your area, Article 760 of the National Electric Code, and NFPA 72. To prevent these false alarms, regularly clean the FireX smoke alarm and locate it to an area Blinking could mean that the detector needs batteries, but more often than not it means that something more serious is going on. The red light on some smoke detectors is more noticeable than others, but it is unmistakable if the alarm is going off. Battery run down protection will shut down alarm memory when AC power is not present, reducing low battery chirp. The unit may chirp before going silent. the less obvious indicators, such as a blinking green or red light, can be more difficult to decipher. Generally, a red light will blink every minute when the batteries are low on a smoke detector. If the light rapidly blinks or makes chirping noises, it could be the cause of a low battery. Your smoke detector likely has a standard operational blinking red light if cleaning it doesnt make it stop. Smoke Alarm Hush Light blinks or flashes once every 10 seconds and no audible alarms. Tamper resist locking feature deters alarm theft. The alarm shall provide optional tamper resistance that deters removal of the unit from the wall or ceiling. February 20, 2021; Uncategorized; 0 Comments 2 X Kidde Firex Kf10 4870 Smoke Alarm Mains Battery Back Up 8dl5800detector Alarm User Manual K14631 Ii listed or recognized junction box. Many homeowners install the fire alarm and forget about it. This will sound the alarm if all the electronic cir-cuitry, horn and battery are working. The green light indicates that the power to make it work is present. It will shine if a camera lens is present inside. However, it can also mean that the unit is fine and functioning as it should. In addition the resistance if the interconnect wiring shall be a maximum of 10 ohms. This blinking light signifies that the alarm has been temporarily The steady green light indicates that the detector is receiving line power. The sensor got blocked due to insects or dust accumulation. The safety light illuminates to guide you to safety. Some manufacturers also program the detectors to chirp in such a scenario. Kidde . If a smoke detector is constantly blinking red and giving off false alarms, chances are it needs to be cleaned. This is a battery test the unit . IMPORTANT: Double check to make sure youre using the right kind of battery in your smoke detector. GE Side by Side Refrigerator Not Cooling or Working. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[728,90],'inauguralhomes_com-medrectangle-3','ezslot_5',115,'0','0'])};__ez_fad_position('div-gpt-ad-inauguralhomes_com-medrectangle-3-0');Many homeowners and managers of commercial spaces might get concerned when they notice the smoke detector flashing red every 30 seconds. You will need to test the fire alarm on a regular basis to make sure that the unit is functioning properly. Inaugural Homes is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Without a fire alarm, a fire accident can be fatal. Though occasionally, it could also mean that theres a short circuit somewhere in the device. Some models also have a speaking function that will announce Fire! A blinking green light on a smoke detector typically indicates that the battery is dying. Alarm memory flashes red LED indicating which unit was the initiating alarm in interconnected system. Cleaned it up from . To replace your smoke detectors batteries, remove the battery compartment cover and set it aside. Your smoke detector can still detect the particles and you may notice a blinking red light. It could be indicating that the battery has run out, or that the chamber needs to be cleaned this guide can help you interpret the smoke detector when it flashes red, ensuring your household stays safe. By creating an account you agree to the Hunker, How to Stop My Smoke Alarm From Beeping After I Remove the Battery, How to Turn Off the Beeping Sound on Smoke Detectors. The unit will chirp once when the power is restored and should not chirp afterwards. These cookies will be stored in your browser only with your consent. A maximum of 1000 ft. of wire can be used in the interconnect system. Youll know that theyre dying because the red light on your smoke detector will flash every minute. The smoke detector immediately sends out alerts and chirps if the sensor malfunctions. When it is time for the fire alarm for maintenance, the unit will blink every 15 seconds. The 2nd pair is connected to the fire alarm panel located . If your smoke detector hasnt stopped blinking red light even after resetting, you will have to replace the batteries. (Read This First! firex smoke alarm red light flashing every 10 secondstowne park estates, lakeland, fl The interconnect system must not exceed the NFPA (National Fire Protection Association) limit of 18 initiating devices, of which 12 can be smoke alarms. Whether it be lingering smoke in the air or dying batteries, there are many explanations for the blinking red light. Sometimes the red light on your smoke detector means nothing is wrong. For you to reset a hardwired firex smoke alarm with battery back up: Switch off the power for the smoke alarms on the circuit panel. However, the sensors become old and lose their capabilities over time. How To Dispose Of Smoke Detectors (Quickly & Easily). Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. Near fluorescent lights. The Kidde i12080A is an AC/DC powered, ionization smoke alarm that operates on a 120V power source with 9V battery backup. Have you ever picked up a smoke detector that blinked red and wondered if it still worked? We store towels, medicine, toiletry supplies, first-aid gear, massage devices, facial steamers, spare Painting your garage is a great way to improve the look of the space and make the walls easier to clean. Use standard UL listed household wire as required by code. If your smoke detectors dont stop blinking even after changing the batteries and resetting the detectors, you should perform routine maintenance. Smoke detectors are one of the most important tools in fire prevention. A fire safety device that flashes but is otherwise still can be unsettling but dont worry. The detector also has a flashing red light that blinks every 30 seconds when the battery is good and a battery test button. Turning off the red light on your smoke detector is not as difficult and complicated as it may seem to you. This category only includes cookies that ensures basic functionalities and security features of the website. This website uses cookies to improve your experience while you navigate through the website. Smoke detectors are equipped with a set of batteries that keep the device working properly. Smoke Detector Red LED Light The red LED will flash when the alarm is going off. Keeping this in view, why is my smoke detector blinking red every 10 seconds? Hence, we have compiled this list for you to help you ascertain why indeed, it is blinking red? ), interconnected, it is still possible to interconnect 6 strobe lights and or relay modules. Hardwired Vs Battery Smoke Detector: 5 Key Differences, How To Hide Electrical Wires On Ceiling 7 Sure Shot Ways, 9 Reasons Why Your Carbon Monoxide Detector Went Off Then Stopped. The detector also has a flashing red light that blinks every 30 seconds when the battery is good and a battery test button. Kidde Worry Free Bedroom Smoke Alarm With Voice . If your fire alarm is sensitive to the indoor smoke that is released while cooking or for some other reason, the fire alarm will blink every 30 seconds. You would only have to worry about the device when you notice that the red light does not blink anymore. It will indicate that there is a problem with the fire alarm. The electrical connection (to the alarm) shall be made with a plug-in connector. The smoke alarm should flash red momentarily every 30 seconds to indicate that they are functioning properly. In this scenario, you will have to carefully open the smoke detectors chamber and dust it gently with a dry cloth. Did you know that the red light has significance? Here are the most common issues with a FireX smoke alarm and how to solve them. So, the fire alarm will blink red every 10 seconds if dust is accumulated on it. the model . Hence, even though the lifespan of a smoke detector is 5-10 years, we recommend upgrading to the latest models every few years. 1 red flicker every 30 seconds to a minute is normal operations of the alarm and the alarm in standby mode. You may notice things that didnt happen before, such as a blinking red light or random chirping. A date code stamped on the label attached to the back of the unit. This is due to the fact that the smoke alarms come equipped with a feature that makes them blink red when they are functioning properly. Alarm Condition: When the alarm senses products of combustion and goes into alarm the red LED will flash one flash per second. So, what does it mean when you see your smoke detector blinking red? Many manufacturers program the detectors so that if the sensor gets blocked, it sounds an alarm by blinking the red light or even chirping. If you see a blinking red light on a smoke detector and hear an alarm, get out. Standard alarm times are as follows: At 70 PPM, the unit must alarm within 60-240 minutes. Presumptive Blood Test, After 10 minutes, it should go back to standby mode and a red . While this blinking LED light is most commonly used to let users know that the detector is armed, it may also be used on some models to indicate a full battery or low battery. While it might seem that the blink of the smoke detector is a sign of an error, its actually a pretty common occurrence. That red light is not a sign that nothing is wrong its an indication that theres smoke in the air and you need to leave immediately. All FireX alarms come with five-year manufacturer warranties. If theres a real fire, the detector will not be able to warn you. But opting out of some of these cookies may have an effect on your browsing experience. Does your smoke detector have a blinking or steady light but no alarm sound? Mmmmh qu'est ce que c'est bon Green lights on smoke detectors are almost always power indicators. The red blinking light isnt an indication that anything is wrong with your smoke detector but instead means that its functioning correctly and as intended. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[336,280],'inauguralhomes_com-large-mobile-banner-2','ezslot_10',110,'0','0'])};__ez_fad_position('div-gpt-ad-inauguralhomes_com-large-mobile-banner-2-0');Absolutely. If troubleshooting does not fix the problem with your alarm or if the smoke alarm does not sound when its "TEST" button is pressed for at least three seconds, it must be replaced. One of the top reasons for the smoke detector blinking red is dangerously low battery levels. https://upgradedhome.com/why-is-my-smoke-detector-blinking-red Shelly Lighting August 21, 2018. The unit shall at a minimum meet the requirements of UL217, NFPA72, The State of California Fire Marshall, NFPA 101 (Oneand two family dwellings) Federal Housing Authority (FHA), Housing and Urban Development (HUD). If the unit is wired to electrical power, a problem with the power supply can lead to false alarms and smoke alarm chirping. To prevent these false alarms, regularly clean the FireX smoke alarm and locate it to an area less prone to bugs. Dust, debris, and smoke can cause your smoke detector to blink red. One button design for easy operation and less confusion. Shelly Lighting November 13, 2018. If at anytime it does not perform as described, verify power is connected correctly and that the battery doesnt need replacing. Interconnectable with up to 24 devices (of which 18 can be initiating) including smoke, CO and heat alarms. Whether those are real estate tips or how to fix the minutest problems in your house, we have it all covered. I unplugged the flashing carbon detector and INSTANTLY all smoke detectors were quiet Yikes! Amazon, Alexa and all related logos are registered trademarks of Amazon Technologies, Inc. By signing up, you agree to our privacy policy and to receiving emails from Kidde. Necessary cookies are absolutely essential for the website to function properly. Remove the battery. Smoke detectors can either have a green or red light that indicates when the batteries are low. If it does, go ahead and swap it out. Firex i4618 Hardwired Smoke Alarm | Kidde Home Safety The main reason for the red light is an indication that the battery needs to be replaced. The fire alarm blinks red every 10, 15, or 30 seconds for numerous reasons. If the detector BRK Electronics First Alert SC7010BV 120V AC/DC Hardwired with 2 AA Batteries Backup Photoelectric Smoke Alarm and Carbon Monoxide Combo Alarm Just about every single residential smoke alarm blinks. Smoke detectors have evolved into an important safety feature for hearing-impaired homeowners. When smoke detectors blink red, its a sign that something is amiss. First Alert 120V AC/DC POWERED 135F FIXED AND 15F/MINUTE RATE-OF-RISE HEAT ALARM WITH BATTERY BACK-UP USER'S MANUAL The carbon monoxide alarm pattern is 4 short beeps, followed by 5 seconds of silence, followed by 4 short beeps with a corresponding red LED flash This will continue until the air is cleared The Technology Behind Smoke Detectors Install Most smoke detectors have a red light that blinks every 40 to 60 seconds to indicate normal operation. Contractor's Assistant: . Proximity to the kitchen and steamy bathrooms with high humidity is a common cause for false alarms. (Quick Answers), Samsung Dishwasher Soap Dispenser Not Opening? Be sure to check your inbox. If your smoke detector is old, its battery may be dying much quicker than normal. The fire alarm blinks red every 10, 15, or 30 seconds for numerous reasons. The temperature operating range shall be between 40F and 100F (4C and 38C) and the humidity operating range shall be up to 85% relative humidity. The main reason for the blinking light on a smoke detector is to tell you that it is working and operational. The steady green light indicates that the detector is receiving line power. Usually, by the time this occurs, it has already sent an alarm and stopped ringing. You might have just cooked something in the kitchen. Shelly Lighting November 13, 2018. firex smoke alarm red light flashing every 10 seconds. When you see a blinking red light and hear your smoke alarm, its pretty hard to ignore. Copyright 2022 HomeApricot | About Us | Privacy Policy | Terms of Service, Fire alarm blinking red every 10, 15 or 30 seconds. This can either be a normal part of operation, or a sign that theres dust inside of the detector. It is quite normal for a smoke detector to flash red indicators. The Kidde i12080A is an AC/DC powered, ionization smoke alarm that operates on a 120V power source with 9V battery backup. Remove the battery. See users guide for complete instructions. Return it to the manufacturer for a replacement if it's still under warranty. Turn the power off to the hard wired smoke detector at the circuit box.Remove the face of the alarmUse a vacuum or a small brush to clean out the smoke detectorIf theres a lot of dust build up, try using a mild detergent to help remove it.Replace the face of the detector and listen for the chirping sound 3. Like other surfaces and devices present in your house, your smoke detector is also susceptible to dust and debris settling on it. Firex Hardwired Smoke Alarm - Firex I4618 i4618, Provides a Hush feature to quickly silence nuisance alarms, Tamper resist locking feature deters alarm theft. Lindane Lotion Dosage, This does not necessarily mean the alarm is working. After ten years, smoke alarms are starting to become less reliable so you should ideally change. It may also require maintenance or dust or dirt could be obscuring the device. If the new battery doesnt fix the problem, you may have a short circuit and need a new smoke detector. The short red flash every 30-60 seconds indicates that the internal self-test for proper functionality has passed. Open windows and increase the airflow in your home until the smoke detector stops blinking red. Use voice commands to, Smoke + Carbon Monoxide Alarm with Indoor Air Quality Monitor, Combination Smoke and Carbon Monoxide Alarms, Green, receiving ac power,Red, 4 modes of operation. It shall also include a 10-year manufactures limited warranty. The blinking red light of smoke detectors indicates system status. The unit shall include HushTM feature that silences the unit for approximately 7 minutes if a nuisance condition occurs. So, by replacing the batteries you can turn off the red light on your smoke detector. A light that blinks red on a smoke detector can understandably be frightening. 7 Reasons Your Smoke Detector Is Blinking Red And How To Fix Ei3024 Multi Sensor Fire Alarm Ei Electronics Smoke Alarm Flashing Red Home Inspection Geeks Kidde 10 Year Worry Free Sealed Battery Smoke Detector With Intelligent And Wire Voice Interconnect 2 Pack 21028749 The Fire Alarm Keeps Going Off Here S What To Do Alfredcamera Blog A smoke detector that is blinking red every ten seconds has detected smoke. These are normal indicators that the smoke detector requires attention as something needs to be resolved. This unit is a UL Listed product with a 5-year limited warranty. A maximum of 24 Kidde devices can be interconnected in a multiple station arrangement. On average, these batteries last for up to ten months, but they may last up to a year before needing to be changed. You can also choose to replace the batteries; if you do this, make sure your new batteries are placed in correctly. We also recommend changing the batteries once or twice a month. As a result, their efficiency lowers and they might not be that helpful in warning you about potential dangers. Consider testing your smoke detector once a month to ensure it is in working condition. The sensor resembles a tin can with slits in it. Answer (1 of 4): The smoke detector you are looking at is a "conventional" type with four wires. Can You Unplug A Hard Wired Smoke Detector & How? The i12080A includes a quick connect wiring harness for easy installation. Smoke Alarm Red Light Flashing Every 10 Seconds, deta smoke alarm red light flashing every 10 seconds, kidde smoke alarm red light flashing every 10 seconds, smoke alarm red light flashing every 10 seconds, smoke alarm red light flashing every 10 seconds first alert, 7 Photos Carvin 410 Bass Cabinet Review And View, 7 Pics Painting Dark Wood Cabinets Before And After And Description, 8 Photos Vintage Rv Cabinet Latches And View, 8 Images Lowes Cheyenne Wall Cabinets And Review. In serious cases, the blinking red light means that there is smoke in the air you hear the smoke alarm. Alarm Memory: This smoke alarm is equipped with an alarm memory, which provides a visual indication when an alarm has been activated. Dryer Keeps Running When Door Is Open: How to Fix? facts about chess pieces; perfume that smells like australian gold; dritz cover button kit craft In this case, the red LED light will flash once for every 45 seconds that the alarm is active. The buildup of dust or the movement of insects in the units sensing chamber can trigger the alarm. Hush mode: The red LED will illuminate for 1.5 seconds every 8-10 seconds, indicating the smoke alarm is in the Hush mode. Smoke Detector Flashing Red. If the alarm goes off mostly at night, its likely that insects are getting into the sensing chamber.