Operation
Function | LED Display | Alarm Sound | Unit Status | Recommendation |
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Normal | Green LED constantly on | None | Normal AC operation | None |
operation |
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| (sensing no CO) and |
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| with a good battery |
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Normal | Green LED flashes every | None | Normal DC operation | Verify AC power is |
operation | 7 seconds |
| on 9V battery backup | restored as soon as |
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| possible to conserve |
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| battery. Replace battery |
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Carbon | Red LED flashes with | 4 quick beeps, | Alarm condition. | Refer to alarm |
monoxide | beeps. Amber LED shows | 5 seconds silence, | Dangerous | procedure on |
alarm | initiating alarm | repeating | concentrations of CO | Page 17 |
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| detected |
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Smoke / fire | Red LED flashes with | 3 long beeps, | Receiving signal from | Evacuate by your |
alarm | beeps. | 1 second silence, | an interconnected | escape plan |
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| repeating | smoke alarm detecting |
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| smoke |
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Low battery | Red LED flashes every | One short “chirp” | AC powered and low or |
| 15 seconds | every 15 seconds | missing battery |
Install or replace 9V battery. Refer to Page 14
Error / service | Red LED flashes every | One short “chirp” | Unit malfunction | Call Kidde |
alarm | 30 seconds | every 30 seconds |
| Customer Service |
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Error | Red LED constantly on | Constant alarm | Very low battery or unit | Replace 9V battery. If |
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| malfunction. Unit will | condition continues, |
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| not respond to CO | call Kidde Customer |
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| Service |
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Normal Test/Reset function
Red LED flashes with | 4 quick beeps, |
beeps. Green and amber | 5 seconds silence, |
LED’s on | repeated once |
Normal operation | CO not detected. |
when Test/Reset button | Alarm for test |
is pressed | purposes only |
WARNING: IF AT ANY TIME YOU TEST THE ALARM AND IT DOES NOT PERFORM AS DISCRIBED, HAVE IT REPLACED IMMEDIATELY.
NOTE: REFERENCE TO BATTERY BACKUP OPERATION IS ONLY APPLICABLE TO UNITS THAT ARE EQUIPPED WITH BATTERY BACKUP OPTION.
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