Kidde 900-0235 User Manual
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Kidde 900-0235 User Manual

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Carbon Monoxide Alarm

User's Guide
900-0235
KN-COB-DP-LS-CA
AC Plug-in Operated with 9 V Battery Backup
ATTENTION: Please take a few minutes to thoroughly read this
user's guide which should be saved for future reference and
passed on to any subsequent owner.
Manual P/N 820-1562 Rev. A 08/2008
900-0235 and 900-0234
la r m
id e A
o n o x
o n M
C a r b
SINGLE STATION CARBON
MONOXIDE ALARM
la r m
id e A
o n o x
o n M
C a r b
900-0234
KN-COP-DP-LS-CA
with Digital Display

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Summary of Contents for Kidde 900-0235

  • Page 1: Carbon Monoxide Alarm

    SINGLE STATION CARBON MONOXIDE ALARM Carbon Monoxide Alarm User’s Guide 900-0235 and 900-0234 la r m id e A o n o x o n M C a r b la r m id e A o n o x...

  • Page 2: What To Do When The Alarm Sounds

    What to do When the Alarm Sounds! Carbon Monoxide Alarm Procedure WARNING: Activation of the CO Alarm indicates the presence of Carbon Monoxide (CO) which can kill you. If alarm sounds 4 quick beeps, 5 seconds off: 1) Immediately move to fresh air - outdoors or by an open door/window.

  • Page 3: Important Warning Statements

    Note: Many times throughout this User’s Guide, we will refer to Carbon Monoxide as “CO”. This Kidde carbon monoxide (CO) alarm is an important part of your family’s home safety plan. This alarm has been designed and tested to detect CO buildup in a residential environment. Your alarm is for use specifically in the home.
  • Page 4 1. Information About Carbon Monoxide 2. Product Features and Specifications 3. Installation Locations 4. Installation Instructions 5. Alarm Characteristics 6. 900-0235 Operating Characteristics 7. 900-0234 (with digital display) Operating Characteristics 8. Maintenance 9. 900-0235 Limited Warranty 10. 900-0234 Limited Warranty...

  • Page 5: Information About Carbon Monoxide

    1. Information About Carbon Monoxide General Carbon Monoxide Information Carbon monoxide is a colorless, odorless and tasteless poison gas that can be fatal when inhaled. CO inhibits the blood’s capacity to carry oxygen. Periodically review this alarm manual and discuss your CO alarm emergency procedure with all the members of your family.
  • Page 6 CO. See “What to do When the Alarm Sounds” (inside front cover). IMPORTANT: The 900-0235 does not have a digital display and does not display carbon monoxide levels in PPM. If the alarm sounds, it should be treated as a potentially serious condition.
  • Page 7 1. Information About Carbon Monoxide • Blocked chimneys or flues, back drafts and changes in air pressure, corroded or disconnected vent pipes, loose or cracked furnace exchangers. • Vehicles and other combustion engines running in an open or closed garage, attached or near a home. •...
  • Page 8 Because carbon monoxide is a cumulative poison, long-term exposures to low levels may cause symptoms, as well as short-term exposures to high levels. This Kidde unit has a time-weighted alarm – the higher the level of CO present, the sooner the alarm will be triggered.

  • Page 9: Product Features And Specifications

    2. Product Features and Specifications Model 900-0235 Sounder Alarm Green Operate Light Test/Reset Button Peak Level Alarm Light Model 900-0234 9 Volt Tamper-Resist Battery Door Activation Switch (see Normal Operating Characteristics) Screw (used with Tamper-Resist Tamper-Resist Feature) Disable Switch Tamper-Resist Feature This is an alert to notify consumers the unit has been unplugged or has come loose from the outlet.
  • Page 10 2. Product Features and Specifications Low Battery Warning If the 9V battery is missing or battery power is low, the unit will chirp every 15 seconds to indicate the battery must be replaced. If the battery is depleted beyond the point of having the capacity to operate the unit, it will chirp every 30 to 45 seconds and will NOT respond to the test button being pressed if operating on battery power.

  • Page 11: Recommended Installation Locations

    37.8°C (100°F) such as crawl spaces, attics, porches and garages. • Do not install within 5 ft. of heating or cooking appliances. (Kidde recommends 15 ft. to prevent nuisance alarms). • Do not install near vents, flues, chimneys or any forced/unforced air ventilation openings.

  • Page 12: Installation Instructions

    WARNING: If at any time you test the alarm and it does not perform as described, have it replaced immediately. 6. The 900-0235 Operating Characteristics When you first power up the alarm: The red Alarm LED will light and the alarm will sound briefly, then the green Operate LED will light. This indicates that the CO alarm is receiving power and that the alarm circuit is functioning.
  • Page 13 6. The 900-0235 Operating Characteristics When the 900-0235 CO alarm loses power: If you have a good 9V battery installed, the alarm will automatically switch to the battery backup mode and the green LED will flash approximately every 10 seconds. The unit will continue to operate normally and detect CO for at least 20 hours.
  • Page 14 7. The 900-0234 (with digital display) Operating Characteristics Whenever the 900-0234 is operating, the digital display will display “0” to indicate the unit is monitoring for CO. If the alarm senses dangerous levels of CO, the digital display will indicate the CO concentration in parts per million (PPM), and the alarm will emit an audible alarm pattern.

  • Page 15: Peak Level Memory

    7. The 900-0234 (with digital display) Operating Characteristics Peak Level Memory When the Peak Level button is pressed and held, the display shows the highest CO reading taken by the CO alarm since its last reset or power up. The Peak Level display feature will display levels between 11-999 PPM.

  • Page 16: Battery Replacement

    8. Maintenance Battery Replacement NOTE: This CO alarm is not battery operated. However, these alarms are equipped with 9 volt battery backup – the 9 volt battery is to supply short term back-up during a power outage. When replacing the battery, use one of the following approved brands: •...

  • Page 17: Maintenance Tips

    8. Maintenance Maintenance Tips To keep your alarm in good working order, you must follow these steps: • Test the alarm once a week by pressing the Test/Reset button. • Vacuum the alarm cover once a month to remove accumulated dust. •...

  • Page 18: Five Year Limited Warranty

    In many cases, the quickest way to exchange your alarm is to return it to the original place of purchase. Alternatively, you may return it for servicing to Kidde. If you have questions, call Kidde Customer Service at 1-800-880-6788.
  • Page 19 In many cases, the quickest way to exchange your alarm is to return it to the original place of purchase. Alternatively, you may return it for servicing to Kidde. If you have questions, call Kidde Customer Service at 1-800-880-6788.

This manual is also suitable for:

900-0234

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