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7. Maintenance
NOTE: This unit is sealed. The cover is not removable.
Due to the loudness of the alarm, we suggest that you place your
fingers over the sounder opening while testing your alarm.
Caution: Continuous exposure to the high sound level of this
alarm over an extended period of time may cause hearing loss.
Testing
To test the alarm, press the Test/Hush button. If the unit is operating
properly, you will hear 4 quick beeps – followed by 5 seconds of silence –
followed by 4 quick beeps. The display will show in sequence "---" then
"888". Within several seconds the unit will return to monitor for CO.
Note: You do not need to press the Test button to take a CO reading.
Battery Replacement
WARNING: If at any time you test the alarm and it does not perform as
described, have it replaced immediately.
NOTE: This CO alarm is not battery operated.
However, this alarm is equipped with 2 AA
batteries – the 2 AA batteries are to supply short
term back-up during a power outage.
If installed, press the battery latch with a
fingertip or small instrument to release the latch
and open the door. Remove the batteries and
replace with two of the following approved
replacement Alkaline batteries:
• Energizer E91 • Duracell MN1500, MX1500
• Gold Peak 15A • Golden Power GLR6A
Replace the battery door.
Any of these batteries can be purchased where you bought the alarm or at
your local hardware store.
NOTE: Do not use Lithium batteries with this unit.
IMPORTANT: Constant exposures to high or low humidity may reduce
battery life. Use only the batteries specified. Use of different batteries may
have a detrimental effect on alarm. A good safety measure is to replace the
batteries twice a year, at the same time you change your clocks to Daylight
Savings time and to Standard time.
After installing or changing the batteries, reinstall your alarm. Test your
alarm by using the Test/Reset button.
!
!
Battery Polarity for the
two AA batteries
2551-7201-01_EN.qxp__ 15-6-1 下午1:34 页 15
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