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11. Troubleshooting
Malfunction
Cause
Remedy
Sensor-switched light without
power
■
Fuse has tripped,
not switched on,
break in wiring
■
Short circuit
■
Activate, change fuse, turn on
mains switch, check wiring with
voltage tester
■
Check connections
Sensor-switched light will not
switch ON
■
Twilight setting in night-time mode
during daytime operation
■
Mains switch off
■
Fuse has tripped
■
Detection zone not correctly
adjusted
■
Reset
■
Switch on
■
Activate, change fuse, check
connection if necessary
■
Readjust
Sensor-switched light will not
switch OFF
■
Continued movement within the
detection zone
■
Sensor unit is not properly engaged
■
Sensor light is in the calibration
phase (user-friendly economy
programme)
■
Position wi-fi device very close to
the sensor
■
Check detection zone and
readjust if necessary
■
Lightly press sensor unit to clip it
into place
■
See note on user-friendly
economy programme
■
Increase distance between wi-fi
device and sensor >3m
lEDs do not go out at about
midnight as desired
■
External light source (e.G. Other
motion detector or light) is
deactivating the sensor-switched
light
■
Shade the sensor-switched
light from extraneous light, then
monitor the sensor-switched light
for several days. It takes some
time to return to the correct value
LEDs do not switch OFF
completely
■
User-friendly programme selected
■
Turn programme selector dial to 4
Sensor-switched light switching
ON when it should not
■
Wind is moving trees and bushes in
the detection zone
■
Cars in the street are detected
■
Sudden temperature changes due
to weather (wind, rain, snow) or air
expelled from fans, open windows.
■
Use shrouds to define detection
zone precisely
■
Use shrouds to define detection
zone precisely
■
Adjust detection zone or install in
a different place
Sensor-switched light's reach has
changed
■
Differing ambient temperatures
■
Use shrouds to define detection
zone precisely
GB
Summary of Contents for L 665 S
Page 5: ...5 5 1 5 2 5 3 5 4 6 mm 6 mm 5 5...
Page 6: ...6 5 6 5 7 L N K PE 5 8 L 665 S 66 6 6 6 1 99 100 999 5 9 L 665 S 5 10 L 665 S...
Page 7: ...7 5 11 L 665 S I O 5 12 L 665 S 5 13 L 666 S 5 14 L 666 S I O 6...
Page 8: ...8 6 1 6 2 1000 25 G F H 25 6 3 7 2 x OFF ON 1 x OFF ON 7 1...
Page 9: ...9 7 2 1x 2 7 3 2x 7 7 4 1x 7 7 5 7 2 2 7 7 2 2 7...
Page 78: ...78 11 3m LED LED 4...
Page 150: ...150 11 WLAN WLAN 3 4...
Page 156: ...156 11 K Wlan wlan 3 lED T LED 4...
Page 161: ...11 WLAN WLAN 3m LED LED 4 CN...
