Ei Electronics Carbon Monoxide Alarm Ei 205ENA - Manual (Page 31)

(2) Ensure there are no fumes in the area (e.g. paint, thinners, hair spray, chemical
cleaners aerosol sprays etc).
(3) Ensure there is no outdoor source of CO in the vicinity (e.g. a car with engine
running, heavy traffic, heavy air pollution, barbecue fumes etc).
(4) Press the test/hush button to silence the alarm.
If the unit continues to sound it is possibly defective and should be replaced (see
section 11 “Getting the CO Alarm Serviced”).
ALL LIGHTS FLASH:
On power up the green, red and amber lights turn on in sequence to show they are
working. THIS IS NORMAL.
AMBER LIGHT FLASHING (every 45 seconds):
The unit has been operating for 6 years and must be replaced.
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B15583/R0/204EN&205EN/U&C 8/6/06 1:54 PM Page 31