Kidde home safety online help center for owners. A carbon monoxide detector can save your life, but only if it' s functioning properly. # 1 rating, by consumer evaluation groups on CO detectors, in consecutive years since 1995. View and Download Nighthawk KN- COPP- 3 user manual online.
Nighthawk 2000 co detector manual. KN- COPP- 3 Carbon Monoxide Alarm pdf manual download. Find smoke and carbon monoxide alarm, fire extinguisher manual, troubleshooting, alarm reset tips. The patented Nighthawk™ CO detector uses electrochemical carbon monoxide sensors. I have an 888 alarm with beeping. If you suspect your Kidde Nighthawk carbon monoxide alarm system isn' t functioning as it should, run a quick series general troubleshooting diagnostics to check the device.