Can You Help With These Problems?

• Nighthawk carbon_monoxide_detector KN-COPP-3
  Posted by hstclaire on Apr 29th, 2009 at 9:28am
  
  
  nighthawk carbon monoxide detector
  detector is reading err and have already replaced the battery.
• Nighthawk carbon_monoxide_detector KN-COPP-3
  Posted by wweimer on Apr 9th, 2009 at 12:26pm
  
  
  Explosive Gas Alarm
  My unit is going off and Flashing GAS and then shows a reading of 234. My husband misplaced the manual, should I be concerned
• Nighthawk carbon_monoxide_detector KN-COPP-3
  Posted by wweimer on Apr 9th, 2009 at 12:26pm
  
  
  Explosive Gas Alarm
  My unit is going off and Flashing GAS and then shows a reading of 234. My husband misplaced the manual, should I be concerned
• Nighthawk carbon_monoxide_detector KN-COPP-3
  Posted by bmbs375 on Mar 29th, 2009 at 9:00am
  
  
  My unit keeps beeping
  My co detector keeps beeping. Not constantly, but intermediately. When it beeped I hit the reset button and it showed 216. What does this mean? I cannot find the manual anywhere.

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