Domus MURO-15S Series Installation Manual - Page 4
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Problem
Light does not switch
on when there is
movement in the
detection area.
Lamp switches on for no
apparent reason (false
trigger)
Light remains on.
Light switches on during
daylight hours.
When setting controls in
daylight the detection
distance becomes
shorter.
Note: all passive infra-red detectors are more sensitive in cold and dry weather than warm and wet weather
Trouble Shooting and user hints
Cause
1. no mains voltage
2. Bulb faulty or missing.
3. Nearby lighting is too bright.
4. controls set incorrectly
5. sensor positioned in wrong direction
1. Heat from bulb(s) activating sensor.
2. Heat sources such as air-con, Vents,
heater flues, barbecues, other outside
lighting, moving cars are activating
sensor.
3. animals/birds e.g. possums or
domestic animals.
4. Interference from on/off switching of
electric fans or lights on the same circuit
as your LED Spotlight. (This problem
does not always occur but a faulty
switch or noisy fluorescent light may
cause the LED lamp to switch on.)
5. Reflection from swimming pool, or
reflective surface.
1.continuously false triggered
2. Time is set too long.
LUX control knob is set to daylight
position.
interference by sunlight
29-31 Richland St. Kingsgrove. Sydney NSW 2208 Australia
Phone: 02 9554 9600
Check all connections, and Fuses/
switches
Check. Replace
Redirect sensor or relocate the unit
Readjust sensor angle or control knob
Redirect sensor and/or adjust
Adjust lamp holders to allow a
Minimum gap of 40mm between G9
bulb and sensor head.
Adjust direction of sensor head, Away
from these sources.
Redirecting sensor head may help.
Should the false triggering become
troublesome, consider:
a) Replacing a faulty switch. b) Replacing
noisy fluorescent, Tubes and/or starters.
c) Connecting the LED lamp to a
separate circuit (in most cases where
one or more of the above suggestions
have been carried out, false triggering
has been reduced.)
Redirect sensor.
Redirecting sensor head may help
Reduce time
Turn the LUX control knob to desired
light level setting.
Re-test at night.
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Fax: 02 9554 9433
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www.domuslighting.com
Installation Manual
Solution