19
Troubleshooting
Malfunction Cause Remedy
IS 2180-2
without power
쎱
Fuse faulty; not switched
ON
쎱
Short circuit
쎱
Mains switch OFF
쎱
Renew fuse, switch on
mains power switch,
check wiring with voltage
tester
쎱
Check connections
쎱
Switch on
IS 2180-2 will not switch
on
쎱
Twilight control set to
nighttime mode during
daytime operation
쎱
Bulb faulty
쎱
Mains power switch OFF
쎱
Fuse faulty
쎱
Detection zone not
properly targeted
쎱
Adjust setting
쎱
Change light bulb
쎱
Switch on
쎱
Renew fuse, check
connection if necessary
쎱
Re-adjust
IS 2180-2 will not switch
off
쎱
Continuous movement in
the detection zone
쎱
Light is in detection zone
and keeps switching on
as a result of tempera-
ture change
쎱
Set to continuous
operation by indoor
series switch
쎱
Check detection zone
and re-adjust if
necessary or fit shrouds
쎱
Re-adjust zone or apply
shroud
쎱
Set series switch to
automatic mode
IS 2180-2 keeps switching
ON/OFF
쎱
Light is in detection
zone
쎱
Animals moving in
detection zone
쎱
Heat source (e.g.
extractor hood outlet) in
detection zone
쎱
Adjust detection zone or
fit shrouds, increase
distance
쎱
Adjust detection zone or
fit shrouds
쎱
Adjust detection zone or
fit shrouds
IS 2180-2 switches on
when it should not
쎱
Wind is moving trees
and bushes in the
detection zone
쎱
Cars in the street are
being detected
쎱
Sudden temperature
changes due to weather
(wind, rain, snow) or air
expelled from fans or
open windows
쎱
Blank off sections using
shrouds
쎱
Blank off sections using
shrouds
쎱
Adjust detection zone or
change site of
installation
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