How do you read a Nighthawk carbon monoxide detector?

How do you read a Nighthawk carbon monoxide detector?

When the unit detects carbon monoxide, the alarm pattern will be four (4) short beeps – followed by five (5) seconds of silence – followed by four (4) short beeps. A number reading will appear on the digital display identifying the measured CO concentration (in ppm).

Why does my CO detector say 97?

The detector is meant to give off a piercing continuous beeping noise that would be able to wake you if you are sleeping. If the detector beeps once every 10-20 seconds or if you have a detector that displays numbers and reads 97 or L.B. most likely there is a malfunction of the detector or the battery is going dead.

What do the numbers on my carbon monoxide detector mean?

Levels of carbon monoxide exposure range from low to dangerous: Low level: 50 PPM and less. Mid level: Between 51 PPM and 100 PPM. High level: Greater than 101 PPM if no one is experiencing symptoms. Dangerous level: Greater than 101 PPM if someone is experiencing symptoms.

How do I know if my carbon monoxide detector is working?

If it’s working, the alarm will sound within a few minutes to half an hour of constant exposure. They don’t always alarm immediately the way that a smoke detector does. CO detectors should be part of every home’s safety program.

How do you reset the Nighthawk carbon monoxide detector?

Push and hold the Test/Reset button for 5 seconds, and then release the button. If the reset is successful, the display will reset to zero. If it’s an actual malfunction, the unit will go back to Err within 5 minutes.

What color should the light be on First Alert carbon monoxide detector?

red light
On First Alert® carbon monoxide alarms, the red light flashes to show the Carbon Monoxide Alarm is properly receiving battery power. If you do not see the red light flashing, change the batteries in the alarm immediately.

What are normal carbon monoxide levels in a house?

Average levels in homes without gas stoves vary from 0.5 to 5 parts per million (ppm). Levels near properly adjusted gas stoves are often 5 to 15 ppm and those near poorly adjusted stoves may be 30 ppm or higher.

What is the normal level of carbon monoxide in the blood?

These are the normal ranges for CO levels in the blood: Adults (nonsmokers): less than 2.3%, or 0.023. Adult smokers: 2.1% to 4.2%, or 0.021 to 0.042. Adult heavy smokers (more than 2 packs a day): 8% to 9%

What is a normal reading for carbon monoxide?

What are safe carbon monoxide levels?

OSHA Carbon Monoxide Exposure Limits The OSHA personal exposure limit (PEL) for CO is 50 parts per million (ppm). OSHA standards prohibit worker exposure to more than 50 parts of CO gas per million parts of air averaged during an 8-hour time period. The 8-hour PEL for CO in maritime operations is also 50 ppm.

What does a solid red light on a carbon monoxide detector mean?

Why does the red light flash on my carbon monoxide alarm? On First Alert carbon monoxide alarms, the red light flashes to show the CO alarm is properly receiving battery power. If you do not see the red light flashing, change the batteries in the alarm immediately.

How do you reset a Nighthawk carbon monoxide detector?

Step 1: Press on the reset switch, you can see it on the anterior panel of your device. The position of the switch varies from one to another based upon the model and brand of the nighthawk carbon monoxide detector. Step 2: Hold the reset switch for about 5 to 8 seconds.

How to troubleshoot a Nighthawk carbon monoxide detector?

Light an incense stick or cigarette, extinguish it, and then hold it 12 to 15 inches directly beneath the bottom air vents on the Nighthawk. Keep holding it there for three to five minutes or until the CO alarm sounds. Do not hold the cigarette or incense too close or you may stain the unit. Press the “Test/Reset” button when the CO alarm sounds.

Is the Kidde Nighthawk Carbon Monoxide alarm battery powered?

It also has a peak level memory, which allows you to see the highest CO level the alarm has detected since its last reset. The Nighthawk isn’t battery powered, but it does have a backup battery in case of a power outage.

Where to put a Carbon Monoxide alarm Kidde?

The Kidde Nighthawk AC Plug-in Operated Carbon Monoxide Alarm is everything a good carbon monoxide (CO) detector should be—simple yet effective. It also offers plenty of installation options, so you can place it near most electrical outlets.

When does the Nighthawk end of life alarm sound?

After ten years, the Nighthawk’s end of life alarm will sound repeatedly to let you know it’s time to replace the whole unit. That really gave us some peace of mind. After all, we’re usually trying to remember when we need to change filters, batteries, or pumps in various devices and appliances.