8. Visual & acoustic signals
See Page 3
7. POWER
8. ALARM
LED
Green
Red
Normal
1 x every
off
operation
minute
Test
1 x
4 x 2
CO alarm
off
4 x every minute
warning
Alarm
off
4 x every minute
silence
Alarm
off
1 x every minute
memory
Fault
off
off
End of life
off
off
Low battery
off
off
Low battery
off
Off
silence
HOW TO MUTE CO ALARM SOUND
CO alarm
ONLY AFTER RECOMMENDED ACTIONS HAVE BEEN TAKEN.
warning
The CO alarm is due to dangerous levels of carbon monoxide.
Low battery
GAS EMERGENCY SERVICE TELEPHONE NUMBER 0800 111 999
Contact numbers for other fuel appliances:
Oil users: Contact OFTEC on 0845 658 5080
Solid fuel users: Contact HETAS on 01684 278170
9. FAULT
10. BEEP
Yellow
Sounder
off
off
Normal operation.
No CO detection.
off
4 x 2
Press cover TEST/SILENCE button 3 sec.
off
Continuously
CO alarm warning.
off
Muted
CO alarm warning
MUTED ALARM SOUND
off
1 x every
Dangerous CO condition detection whilst
minute
user was absent. Currently, no dangerous
CO level present.
2 x every
2 x every
Fault warning.
minute
minute
3 x every
3 x every
Replace CO alarm ASAP.
minute
minute
1 x every
1 x every
Replace CO alarm.
minute
minute
1 x every
Muted
Mute 9 hours active.
minute
Press cover TEST/SILENCE button 3 sec.
Press cover TEST/SILENCE button 3 sec.
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