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Part One – Your Nighthawk CO and Gas Alarm
About Your CO and Gas Alarm
The number one feature that sets Nighthawk apart from other
alarms is its unique digital display that gives you a continuos read-
out of CO levels from 30-999 parts per million and an easy method
for determining if 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.
Depending on how or where you wish to mount your unit, you
can get exactly what you need for a perfect application. These are
just a few reasons over 4.5 million families have chosen Nighthawk
over every other brand for this kind of life-saving protection.
Nighthawk CO and Gas Alarm (KN-COEG-3) – front view
Nighthawk CO and Gas Alarm – rear view
Carbon
Monoxide
Alarm
Explosive
Gas
Alarm
TEST-RESET
PEAK LEVEL
Sounder
Alarm
Digital
Display
Test/Reset
Button
Blinking
Red Dot
Peak Level
Button
Rear view with back door removed
Removable
Adapter
Power
Cord
Adapter
Cord Strain
Relief
Adapter
Thumb
Release
Thumb Grip for
Back Door
Removal
(Slide Down)
Back Door
Key Holes
Slide Support for
Table Top and Direct Plug Use
Cord
Recess
Door “Latches”
at all four
corners of
back door
Battery
Connector
9V Backup
Battery
(shown
installed)
Install 9V
battery provided
as shown
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CO/Gas Alarm Manual Rev. C 3/21/01 11:37 AM Page 6