Troubleshooting
Fault
No function
Does not switch on
Does not switch off
Continuously switches on/off
Switches on for no reason
10
Cause
Fuse is defective
Short circuit
Not switched on
During daytime operation photoelec-
tric switch threshold is too low
Bulb gone
Relay defective
Mains fuse defective
Relay switched to continuous light
Switched over to continuous light by
supplementary protective circuit
Continuous movement in pick-up
area
The activated lamp is located in the
pick-up area
Animals moving in the pick-up range
Wind moving trees/bushes in pick-
up range
Picking up cars from the street
Sudden temperature change due
to weather (fans, open windows,
exhaust etc.)
Remedy
Mount new fuse
Check terminals
Switch on power
(primary/secondary)
Reset threshold value
Replace bulb
Check/exchange
Replace fuse and check installation
if applicable
Check relay/continuous light switch
Check continuous light switch on
site
Check pickup area and readjust
switch if necessary, or cover partial
areas
Readjust or cover pick-up area
Readjust or cover pick-up area
Readjust or cover pick-up area
Readjust or cover pick-up area
Readjust or cover pick-up area