Kidde NIGHTHAWK KN-COSM-B - Pe es es Ee Eer Pages 19-2! General Alarm Maintenance

Battery Replacement
cycle, and will continue for at least seven days.
If the red LED light flashes along with a chirp
every 30 seconds, and is not followed by the voice
message “LOW BATTERY” as described above,
your unit has malfunctioned. Call our toll free
Consumer Hotline at 1-800-880-6788 for instructions on
how to return the unit.
Refer to Step 1 on page 8 for information on
installing the batteries.
Replace batteries with one of the following approved
brands: Duracell MN1500, MX1500 or Energizer E91.
These batteries can be purchased at your local retailer.
WARNING! Use only the batteries specified. Use of
different batteries may have a detrimental effect on the
Smoke/CO alarm.A good safety measure is to replace
the batteries twice a year, at the same time you change
your clocks for daylight saving time.
General Maintenance
To keep your Smoke/CO Alarm in good working order,
please follow these simple steps:
• Verify unit alarm, lights and battery operation by
pushing the test/reset button once a week.
• Remove the unit from mounting bracket and
vacuum the alarm cover and vents with a soft
brush attachment once a month to remove dust
and dirt. REINSTALL IMMEDIATELY AFTER CLEAN
ING AND THEN TEST USING THE TEST/RESET
BUTTON! IF TAMPER RESIST FEATURE HAS BEEN
ACTIVATED, REFER TO TAMPER RESIST FEATURE
DESCRIPTION ON PAGE 14 FOR REMOVAL
INSTRUCTIONS.
20