Fire Angel Carbon Monoxide Alarm Manual: A Comprehensive Guide
FireAngel provides extensive home safety solutions, including carbon monoxide detectors and smoke alarms; this manual details operation, installation, and crucial safety information for FireAngel devices.
This guide covers CO alarm features, testing procedures, troubleshooting, and warranty details, ensuring optimal protection against the dangers of carbon monoxide poisoning in your home.
FireAngel stands as a leading innovator in home safety, dedicated to protecting families from the silent threat of carbon monoxide (CO). Their range of CO alarms is meticulously designed and manufactured to meet stringent safety standards, offering reliable detection and peace of mind.
These alarms aren’t simply devices; they represent a commitment to safeguarding lives. FireAngel’s 2023 product line includes advanced CO detectors, alongside smoke and fire safety solutions. The company manufactures an extensive range of products, including fire extinguishers, catering to comprehensive home safety needs.
This manual serves as your comprehensive guide to understanding and utilizing your FireAngel CO alarm effectively. It details the alarm’s features, proper installation procedures, operational guidelines, and essential maintenance practices. Familiarizing yourself with this information is crucial for ensuring the alarm functions optimally and provides the protection your home deserves.
FireAngel prioritizes user-friendly design and dependable performance, making home safety accessible to everyone.
Understanding Carbon Monoxide (CO)
Carbon Monoxide (CO) is a colorless, odorless, and tasteless gas produced by the incomplete burning of carbon-containing fuels. Common sources include faulty furnaces, gas appliances, fireplaces, and vehicle exhaust. Because it’s undetectable by human senses, CO is often called the “silent killer.”

Exposure to CO reduces the blood’s ability to carry oxygen, leading to symptoms like headache, dizziness, weakness, nausea, vomiting, chest pain, and confusion. High levels of CO can cause loss of consciousness and even death. Vulnerable populations, including infants, pregnant women, and those with pre-existing heart or respiratory conditions, are particularly susceptible.
FireAngel CO alarms are designed to detect the presence of this dangerous gas, providing an early warning signal. Understanding the risks associated with CO and the importance of detection is the first step in protecting your family. Regular alarm testing and proper maintenance, as outlined in this manual, are vital for ensuring reliable protection.
Early detection can save lives.
Why You Need a CO Alarm
Given carbon monoxide’s insidious nature – colorless, odorless, and tasteless – a FireAngel CO alarm is an essential safety device for every home. Unlike smoke or fire alarms, CO alarms detect an invisible threat that can quickly become deadly. Relying on your senses is insufficient; detection requires a specialized device.
Many homes utilize fuel-burning appliances, creating potential CO sources. Even seemingly safe appliances can malfunction, releasing dangerous levels of the gas. A CO alarm provides continuous monitoring, offering peace of mind and crucial early warning in case of a leak or buildup.
New Hampshire’s State Fire Marshal emphasizes the importance of working CO alarms, highlighting their life-saving potential. Installing a FireAngel CO alarm is a proactive step towards protecting yourself and your loved ones from the silent, yet potentially fatal, dangers of carbon monoxide poisoning. This manual will guide you through proper installation and usage.
Don’t risk it – install a CO alarm today!
Fire Angel CO Alarm Models ⸺ Overview
FireAngel offers a diverse range of carbon monoxide (CO) alarms designed to suit various home safety needs. The 2023 lineup includes dedicated CO alarms, as well as combination Smoke/CO alarms like the SCB10, providing dual protection in a single unit. These models cater to different installation preferences, including battery-powered and hardwired options.
Specific models, such as the CO-9B, are designed for standalone CO detection, while others integrate seamlessly with FireAngel’s Alarm Control Unit for interconnected alarm systems. The Alarm Control Unit allows users to learn smoke, heat, and CO alarms, creating a comprehensive safety network throughout the home.
FireAngel’s commitment to innovation is reflected in features like digital displays and advanced sensor technology. Each model is engineered for reliable performance and ease of use, ensuring effective CO detection and prompt alerts. Refer to the individual product manual for detailed specifications and features of each FireAngel CO alarm.
Key Features of Fire Angel CO Alarms
FireAngel CO alarms boast several key features designed for optimal safety and user convenience. All models provide continuous monitoring of carbon monoxide levels, alerting occupants to potentially dangerous concentrations. Many feature a loud, 85-decibel alarm, ensuring audibility throughout the home, even for those with impaired hearing.
The inclusion of a ‘Test/Reset’ button allows for regular functionality checks and easy silencing of nuisance alarms. Digital displays on select models provide real-time CO level readings, offering enhanced awareness. FireAngel alarms are designed for long-lasting performance, with a typical lifespan of several years.
Furthermore, compatibility with the FireAngel Alarm Control Unit enables interconnected alarm systems, providing whole-home protection. Low battery warnings alert users when replacement is needed, maintaining continuous operation. These features collectively contribute to a reliable and effective carbon monoxide detection system.

Installation Guide
Proper installation is crucial for FireAngel CO alarm effectiveness; this section details optimal placement, mounting procedures, and power options – battery or hardwired – for reliable protection.
Optimal Placement for CO Alarms
FireAngel recommends installing CO alarms on every level of your home, including the basement, and outside sleeping areas. Aim for placement on a wall or ceiling, ensuring alarms are easily audible throughout the intended space – bedrooms, living rooms, dining rooms, and hallways are suitable.
Avoid installing alarms near fuel-burning appliances (furnaces, water heaters), in damp or humid areas like bathrooms, or directly near windows and doors, as drafts can interfere with accurate CO detection. The alarm should be positioned according to the manufacturer’s instructions, typically between 300mm and 600mm from potential sources.
For optimal coverage, consider the size of the room and the potential for CO buildup. In larger homes, multiple alarms may be necessary to ensure comprehensive protection. Your carbon monoxide alarm is suitable for the landing, hallway, bedroom, living room, dining room and kitchen.
Mounting the Alarm — Step-by-Step
Step 1: Select the optimal location following placement guidelines. Mark the mounting holes using the baseplate as a template. Step 2: Drill the appropriate size holes for the wall anchors (if necessary). Insert the anchors for secure mounting. Step 3: Align the baseplate with the holes and secure it to the wall using the provided screws.
Step 4: Attach the alarm to the baseplate by aligning the locking tabs and rotating clockwise until it clicks into place. Ensure a firm and secure connection. Step 5: If interconnecting alarms, follow the specific instructions in the manual to link them during installation.
Step 6: Test the alarm immediately after mounting to confirm proper functionality. Refer to the ‘Operation and Testing’ section for testing procedures. Always consult the full FireAngel user manual for detailed diagrams and safety precautions during installation.
Powering the Alarm ⸺ Battery & Hardwired Options
Battery Power: FireAngel CO alarms utilize battery power for standalone operation. Install the recommended batteries (typically AA or AAA, check your manual) ensuring correct polarity. A low battery warning will sound when replacement is needed. Replace batteries immediately to maintain continuous protection.
Hardwired Options: Some FireAngel models offer hardwired installation, connecting directly to your home’s electrical system. This requires professional installation by a qualified electrician. Hardwired alarms often include a battery backup for power outages.
Dual Power: Certain models combine both battery and hardwired power sources, providing enhanced reliability. Always refer to the specific manual for your FireAngel model to determine the appropriate power source and installation instructions. Never attempt electrical work without proper training and safety precautions.
Interconnecting Fire Angel Alarms
FireAngel offers interconnected alarm systems, allowing multiple CO alarms (and potentially smoke/heat alarms) to communicate. When one alarm detects CO, all interconnected alarms sound, alerting you throughout the home, even if the source is distant.
Wireless Interconnection: Many FireAngel models utilize wireless technology for interconnection. Follow the manual’s specific instructions to learn (pair) the alarms together. This typically involves pressing buttons on each unit within a specific timeframe.
Wired Interconnection: Some systems support wired interconnection, requiring a dedicated wiring connection between alarms. Professional installation is recommended for wired systems. Ensure compatibility between models before attempting interconnection. Refer to your manual for detailed wiring diagrams and setup procedures. Properly interconnected alarms significantly enhance home safety.

Operation and Testing
Regularly test your FireAngel CO alarm using the test button; understand alarm sounds, silence/reset functions, and low battery warnings as detailed in the manual.
Testing Your CO Alarm Regularly
FireAngel strongly recommends testing your carbon monoxide alarm weekly to ensure it’s functioning correctly. Press the ‘Test’ button – typically labeled ‘TEST’ or ‘TEST/RESET’ – and observe if the alarm sounds a loud, distinct beep. This confirms the electronic circuitry and audible alert are operational.
Do not use candles, matches, or other flammable sources to test the alarm, as this could damage the sensor or create a fire hazard. The test button simulates the presence of carbon monoxide, but it doesn’t verify the sensor’s ability to detect actual CO.
If the alarm fails to sound during testing, immediately replace the batteries (if battery-powered) or investigate the power source (if hardwired). Refer to the manual for specific troubleshooting steps. Consistent, regular testing is vital for maintaining reliable protection against the silent, deadly threat of carbon monoxide.
Remember to document your testing schedule for peace of mind and to demonstrate responsible home safety practices.
Understanding Alarm Sounds & Indicators
FireAngel carbon monoxide alarms utilize distinct sound patterns and visual indicators to communicate alarm status. A series of four beeps, repeated several times, typically signifies a carbon monoxide event. This is different from the continuous, high-pitched sound of a smoke alarm.
Many models also feature a flashing red LED indicator accompanying the audible alarm, providing a visual alert, especially important for those with hearing impairments. A single chirp every minute usually indicates a low battery condition, requiring immediate replacement.
The ‘Test’ button press will produce a brief, loud beep to confirm functionality. Refer to your specific manual for the precise beep sequence and LED behavior of your FireAngel model. Understanding these signals is crucial for a swift and appropriate response to a potential CO leak.
Ignoring or misinterpreting alarm sounds can have severe consequences; familiarize yourself with the alarm’s signals.
Silence/Reset Button Functionality
The ‘Test/Reset’ button on your FireAngel carbon monoxide alarm serves dual purposes. Primarily, pressing and holding the button for a few seconds initiates a self-test, verifying the alarm’s electronic circuitry and audible output. A loud beep confirms successful testing.
During a confirmed CO event, pressing the ‘Silence’ or ‘Reset’ button may temporarily silence the alarm for a short period – typically several minutes. Important: This does not resolve the CO issue; it only provides temporary relief while you investigate the source.
After addressing the CO source and ventilating the area, a prolonged press of the ‘Reset’ button is required to fully clear the alarm’s memory and return it to normal monitoring mode. Always consult your specific manual for precise timing and procedures.
Misusing the silence function without addressing the CO source is dangerous; prioritize safety and ventilation.
Low Battery Warning & Replacement
Your FireAngel carbon monoxide alarm is equipped with a low battery warning system, typically indicated by a short, intermittent ‘chirp’ sound occurring every 30-60 seconds. This signal signifies that the battery is nearing depletion and requires immediate replacement to maintain continuous protection.

To replace the battery, carefully open the alarm’s battery compartment – refer to your specific manual for detailed instructions. Use only the recommended battery type (usually AA or AAA) as specified in the documentation. Incorrect battery types can impair functionality.
After replacing the battery, test the alarm using the ‘Test/Reset’ button to confirm proper operation. A new battery typically provides several months of reliable service, but regular testing is crucial.
Ignoring the low battery warning compromises your safety; replace batteries promptly and maintain vigilance.

Maintenance & Troubleshooting
Regular cleaning, testing, and understanding common issues ensure your FireAngel CO alarm functions optimally; consult the manual for lifespan guidance and support details.
Cleaning Your CO Alarm
Regular cleaning is vital for maintaining the accuracy and responsiveness of your Fire Angel carbon monoxide alarm. Dust, dirt, and insects can accumulate on the sensor, potentially hindering its ability to detect dangerous levels of CO. To clean your alarm, begin by removing it from its mounting bracket and disconnecting the power source – either by removing the batteries or switching off the hardwired connection.
Use a soft cloth, such as a microfiber cloth, to gently wipe the exterior of the alarm. Avoid using water, cleaning solutions, or detergents, as these can damage the sensor. Focus on removing any visible dust or debris from the vents and around the sensor area. A vacuum cleaner with a brush attachment can also be used to carefully remove dust from the vents.
Do not disassemble the alarm for cleaning, as this could compromise its functionality and void the warranty. After cleaning, reconnect the power source and re-mount the alarm securely. Test the alarm to ensure it is functioning correctly after cleaning. It is recommended to clean your CO alarm at least every six months, or more frequently if it is located in a dusty environment.
Troubleshooting Common Issues
If your Fire Angel CO alarm is chirping intermittently, it likely indicates a low battery. Replace the batteries with new, high-quality ones immediately. If the alarm sounds unexpectedly, first ensure there isn’t a source of CO present. Ventilate the area and contact emergency services if CO is suspected. False alarms can occur due to humidity or nearby cleaning products; relocate the alarm if this persists.
If the alarm doesn’t respond during testing, check the battery compartment for proper contact and ensure the alarm is correctly powered. For hardwired alarms, verify the circuit breaker hasn’t tripped. If the alarm displays an error code, consult the user manual for specific troubleshooting steps.
Remember, this alarm is not a combustible gas detector. If you suspect a gas leak, evacuate immediately and contact your gas company. If issues persist, refer to the FireAngel support website or contact their customer service for assistance. Do not attempt to repair the alarm yourself, as this could void the warranty and compromise its safety features.
Alarm Lifespan & Replacement Schedule
Fire Angel carbon monoxide alarms have a limited lifespan, typically 7-10 years. Even with regular testing, the sensor’s accuracy degrades over time, reducing its ability to reliably detect CO. Check the manufacturing date on the back of your alarm to determine its age.

Replace your CO alarm every 7-10 years, or as recommended by FireAngel. Do not wait for the alarm to malfunction before replacing it. Consider replacing all CO alarms in your home at the same time for ease of tracking. Proper disposal of old alarms is crucial; check local regulations for electronic waste recycling options.
Regularly testing your alarm does not extend its lifespan. It’s a vital safety check, but doesn’t prevent sensor degradation. Maintaining a replacement schedule ensures continuous protection against the silent, deadly threat of carbon monoxide. FireAngel recommends documenting replacement dates for optimal home safety management.

Fire Angel Support & Warranty Information
Fire Angel offers comprehensive support for its products, including carbon monoxide alarms. For assistance, visit the official website at www.fireangeltech.com to access FAQs, troubleshooting guides, and downloadable manuals. You can also find detailed product information and safety advice online.
Fire Angel products are covered by a manufacturer’s warranty against defects in materials and workmanship. The standard warranty period is typically 3 years from the date of purchase, but may vary depending on the specific model. Register your alarm online to activate your warranty and receive important product updates.

For direct support, contact Fire Angel’s customer service team via phone or email. Details are available on their website. Keep your proof of purchase readily available when contacting support for warranty claims. Fire Angel is committed to providing reliable products and excellent customer service.

Safety Precautions & Warnings
FireAngel CO alarms are not combustible gas or smoke detectors; install appropriate devices for those hazards. Always consult the manual for complete safety guidelines.
Limitations of CO Alarms
FireAngel carbon monoxide alarms are vital safety devices, but understanding their limitations is crucial. These alarms detect the presence of carbon monoxide gas and alert occupants to potentially dangerous levels, however, they are not foolproof.
CO alarms do not protect against all types of fuel-burning appliance malfunctions. They are designed to detect carbon monoxide, not other hazardous gases like natural gas or propane. A FireAngel CO alarm will not function as a substitute for a combustible gas detector.
Furthermore, the alarm’s sensing technology has a limited lifespan, even with proper maintenance. Environmental factors, such as humidity and temperature, can also affect performance. Regular testing, as outlined in the manual, is essential to ensure functionality.
Finally, CO alarms may not activate immediately upon detecting CO; there can be a delay depending on the concentration and proximity to the alarm. Always prioritize proper ventilation and appliance maintenance alongside alarm usage.
What to Do When the Alarm Sounds
If your FireAngel carbon monoxide alarm sounds, immediate action is critical. First, remain calm and evacuate everyone – including pets – from the building immediately. Do not investigate the source of the alarm while inside.
Once safely outside, call your emergency services (911 in the US) or your local fire department. Do not re-enter the premises until authorized by a qualified professional. Fresh air is vital; stay outside in a well-ventilated area.
Avoid using any fuel-burning appliances, as this could exacerbate the situation. Do not attempt to locate the source of the CO yourself; let trained personnel handle the investigation.
Remember, even if the alarm stops sounding, it’s crucial to have the source of the CO identified and repaired before returning indoors. Refer to your manual for specific alarm indicator meanings and follow all safety guidelines.
Distinguishing CO Alarm from Other Alarms
FireAngel carbon monoxide alarms have distinct sound patterns to differentiate them from smoke or fire alarms. Typically, a CO alarm emits four beeps, followed by a pause, repeating this sequence. This is different from the continuous, often piercing, sound of a smoke alarm.
Familiarize yourself with the specific sound pattern of your FireAngel model by referencing the user manual and performing regular test activations. Understanding the difference is crucial for a swift and appropriate response;
Remember, a CO alarm is not a substitute for a smoke or combustible gas alarm. It detects only carbon monoxide, an odorless, colorless gas. Ensure you have appropriate detectors for all potential hazards.
Pay attention to the alarm’s indicator lights; some models display a “CO” symbol when carbon monoxide is detected. Quick identification of the alarm type can save valuable time during an emergency.
Important Safety Information ⸺ Combustible Gas vs. CO
FireAngel carbon monoxide (CO) alarms detect only carbon monoxide gas and will not alert you to the presence of combustible gases like propane, butane, or natural gas. These require separate gas detectors.
CO is produced by the incomplete burning of fuels, while combustible gases are the fuels themselves. A gas leak presents a fire and explosion risk, whereas CO poisoning can occur without visible signs.
Crucially, this FireAngel detector is not designed to detect these flammable gases. Installing appropriate gas detectors is essential for comprehensive home safety, alongside your CO alarm.
Always consult the manual for specific details regarding your FireAngel model. If you suspect a gas leak, immediately evacuate the premises and contact your gas supplier or emergency services – do not rely on your CO alarm.