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