Troubleshooting - STEINEL DL Vario Quattro S Manual Del Usuario

11. Troubleshooting

Malfunction
Sensor-switched light without
power
Sensor-switched light will not
switch ON
Sensor-switched light will not
switch OFF
Sensor-switched light
switches ON without any
identifiable movement
Sensor-switched light does
not switch ON despite
movement
Cause
■ Fuse has tripped, not switched ON,
break in wiring
■ Short circuit in mains power supply
lead
■ Any mains switch OFF
■ Incorrect twilight setting selected
■ Mains switch OFF
■ Fuse has tripped
■ Continued movement within the
detection zone
■ Light not mounted for detecting
movement reliably
■ Movement occurred, but not iden-
tified by the observer ( movement
behind wall, movement of a small
object in immediate lamp vicinity
etc. )
■ Rapid movements are suppressed
to minimise malfunctioning or de-
tection zone set too small
■ Incorrect twilight setting selected
- 16 -
Remedy
■ Activate, change fuse, turn ON
power switch, check wiring with
voltage tester
■ Check connections
■ Switch on mains switch
■ Readjust
■ Switch ON
■ Activate, change fuse, check
connection if necessary
■ Check detection zone
■ Securely mount enclosure
■ Check detection zone
■ Check detection zone
■ Readjust