Nighthawk KN-COEG-3 User Manual

Ac powered with battery backup carbon monoxide and explosive gas alarm.
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AC Powered with Battery Backup
Carbon Monoxide and
Explosive Gas Alarm
C a rb o n
M o n o x id e
A la rm
810-1571 REV. C
By KIDDE Safety
User's Guide
E x p lo s iv e
G a s
A la rm
Includes 9V Battery
Nighthawk CO and Gas Alarm with
Digital Display, Peak Level Memory
and 9V Battery Backup
Model: KN-COEG-3
For questions concerning your Carbon Monoxide and Explosive
Gas Alarm, please call our Consumer Hotline at 1-800-880-6788.
Please have the following information
ready when calling:
CO and Gas Alarm Model number (located on back of alarm):
CO and Gas Alarm Assembly number (located on back of alarm):
Date of Manufacture (located on the back of the alarm):
Date of Purchase:
Where Purchased:
See pages
4-1 and 4-2 for
"What to do When the
Alarm Sounds"


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   Summary of Contents for Nighthawk KN-COEG-3

  • Page 1

    03/01 By KIDDE Safety User’s Guide SINGLE STATION CARBON MONOXIDE ALARM Nighthawk CO and Gas Alarm with Digital Display, Peak Level Memory RESIDENTIAL GAS DETECTOR For questions concerning your Carbon Monoxide and Explosive Gas Alarm, please call our Consumer Hotline at 1-800-880-6788.

  • Page 2: Table Of Contents

    Quick Set Up Guide ......ii Part One - Your Nighthawk Carbon Monoxide (CO) and Gas Alarm: •...

  • Page 3: In Your Home

    The LEL of each of these gases defines the bottom range of flammability for the Gas. Your Nighthawk is calibrated to alarm before 25% of the LEL of either Gas detected. Therefore, it is possible that you may smell Gas before the alarm is activated.

  • Page 4: Normal Operating Characteristics, Quick Set-up

    But, if you only read one part of this guide initially, read this page! Listed below are seven easy steps for setting up your Nighthawk CO and Gas alarm. Please read the entire guide for complete Setting up your CO and Gas alarm for first time operation: Step 1 Determine the best location for your CO and Gas alarm(s).

  • Page 5

    Gas is being detected. The digital display serves as an early warning of CO or Gas presence. Nighthawk is the only CO and Gas alarm that gives you the choice of a direct-plug, a 6' power cord or table top unit all in one.

  • Page 6: Features

    (See “How to install your alarm on page 1-4). Pull-Out Transformer/Adapter This unique Nighthawk feature enables the alarm to be used as a direct plug unit, a wall mounted unit or a table top unit. More on how this unique feature is used for different application, page 1-4.

  • Page 7: Location

    Gas upon start-up. This is normal. If your CO and Gas alarm is mounted too close to these appliances, it may alarm often and become a nuisance. If you must install a Nighthawk CO and Gas alarm near a cooking or heating appliance, install AT LEAST 5 feet away from appli- ance.

  • Page 8: How To Install

    How to Install Your Alarm Your Nighthawk CO and Gas alarm with its removable adapter allows you to install the alarm as a wall mounted unit (for nat- ural Gas detection and CO), a direct plug unit (for propane and CO), or as a table top unit.

  • Page 9: Normal Operating Characteristics

    7. Plug cord into electrical outlet. Table Top Alarm You can also use your Nighthawk CO and Gas alarm as a table top unit. Simply follow the above steps for removing adapter, then instead of mounting to a wall, simply pull out slide support and stand on table, bedside stand, chest of drawers, etc.

  • Page 10: Testing

    Part One – Your Nighthawk CO and Gas Alarm • A blinking dot will be displayed and the sounder will chirp every 15 seconds. • The display will alternate between “Lb.” (low battery) and CO reading while chirping. When battery is depleted: •...

  • Page 11: Malfunctioning

    Part One – Your Nighthawk CO and Gas Alarm GAS TESTING Step 1. With a butane lighter, press the button of the lighter without activating the flint. Ensure no heat source or spark is present near you when performing this test.

  • Page 12: The Peak Level Memory Button

    30 or more for short periods of time, by using the Peak level memory feature on the Nighthawk alarm you can view concentrations of CO between 11 and 30 PPM. Use the low-level concentrations shown in memory as a tool in identifying the source of the CO.

  • Page 13: What Is Natural Gas?, What Is Propane?, What Are The Effects Of Co Exposure?

    Gas, propane is much heavier than air and will collect at lower lev- els. If you are a user of propane, we recommend you mount your Nighthawk near the floor (using the direct plug-in feature) to ensure the earliest opportunity to detect a leak.

  • Page 14: Home Safety Tips

    Part Two – Carbon Monoxide and Gas Home Safety Tips What You Can Do... • Buy only appliances approved by a nationally recognized testing laboratory. • Choose fuel-burning appliances that can be vented to the outdoors, whenever possible. • Make sure appliances are installed according to manufacturer’s instructions and local building codes.

  • Page 15: For Co Poisoning, Understand The Effects Of Carbon Monoxide Exposure

    Part Three – What You Should Know Before the Alarm Sounds Learn the difference between dangerous levels, high levels, mid levels and low levels for an average healthy adult: Dangerous levels, when someone is experiencing symptoms of CO poisoning and CO readings are generally above 100 ppm.

  • Page 16

    Part Four – What to Do When the Alarm Sounds for Carbon Monoxide Determine if anyone in the household is experiencing symptoms of CO poisoning. Many cases of reported CO poisoning indicate that while victims are aware they are not well, they become so disoriented they are unable to save themselves by either exiting the build- ing or calling for assistance.

  • Page 17

    • The house was ventilated before they arrived and the fresh air caused the CO to dissipate. The peak level function on your Nighthawk CO and Gas alarm helps the responders know how severe the problem was before they arrived.

  • Page 18: Product Specifications, How The Unit Determines When To Alarm

    30 ppm. Accuracy of the Digital Display Each Nighthawk CO and Gas alarm is calibrated at a CO concentration of 150 ppm in air, at 80˚ F (+/- 10˚ F) and 40% (+/- 3%) relative humid- ity.

  • Page 19

    CO for a short period of time. The microchip inside your Nighthawk CO and Gas alarm moni- tors the air for the presence of carbon monoxide and computes the levels and length of exposure, alarming when you should be concerned about CO exposure.

  • Page 20

    Part Six – Frequently Asked Questions Attempting to test the sensor function by holding the alarm next to a tailpipe or furnace vent may not cause a reading on the dis- play because today’s vehicles emit very little CO once the engine reaches operating temperature.

  • Page 21

    Page 6-3 and 6-4 contain vital information about the various readings you may see on your display. We suggest you keep this User’s Guide handy for reference. Your new Nighthawk carbon monoxide and explosive Gas alarm is a sophisticated electronic device – yet very simple to understand.

  • Page 22

    Part Six – Display Reading and What They Mean Readings You May See When Unit is AC Powered Display Shows Steady “Err” and flashing dot Readings You May See When Unit is on Temporary Battery Backup Display Shows Flashing dot Steady “Err”...

  • Page 23


  • Page 24

    Wall Mount Diagram If you are going to mount your Nighthawk CO and Gas alarm to the wall, you may use this guide for exact placement of the two wall mount screws provided. For more information about mount- ing to the wall, please refer to page 1-4.

  • Page 25: Limited Warranty

    Important: Do not remove back cover. Back cover removal will void warranty. Your Nighthawk Carbon Monoxide and Explosive Gas Alarm is not a substitute for property, disability, life or other insurance of any kind. Appropriate insurance coverage is your responsibility. Consult your insurance agent.

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  • DON SCHULTZ May 03, 2017 08:07:
  • Wanda strickler Mar 30, 2017 07:01:
    The power went out at my house, I took out the battery , when the power came back on I plugged it back in now it bears every two and a half min. I have a kn coeg 3
  • Jocelyn Legare Dec 22, 2016 02:39:
    Trying to fix ERROR message on my kidde detector.
  • Dave Aug 21, 2015 09:54:
    Trying to figure out what is wrong with by Kidde detector