ABB i-bus EIB Mode D'emploi page 38

Troubleshooting
Trouble
UP watchdog
has no or just
short-range
lateral
coverage
Cause/Remedy
• Objects or structures interfere with
the unit's range of vision
– Check and if necessary change
the UP watchdogs mounting
position
– Check and if required correct the
alignment of the lens
– Change lens covering
(remove adhesive tape)
GB