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9
Maintenance
The infrared controls are maintenance free.
9.1
Cleaning
Aggressive
cleaning agents
and
additives
1.
2.
10 Malfunctions
10.1
Safety
General
B_FCUxxxx-IR / Version V 1.07
PLEASE NOTE!
Device damage possible!
Aggressive cleaning agents and additives can damage or destroy the
electrical components and cable.
Therefore:
– Do not use cleaning agents and additives with aggressive substan-
ces.
Turn off control device and secure against turning on (turn off circuit breakers.)
Clean the housing only from the outside with a damp soft cloth. The housing must
not be opened.
WARNING!
Danger of injury caused by improper troubleshooting!
Improper troubleshooting can result in serious injury or death.
Therefore:
– In case of malfunctions turn off the control unit, disconnect from
mains and secure against reconnection. Contact the customer servi-
ce.
– Troubleshooting must be carried out only by qualified technicians, un-
less stated otherwise.
– Ensure that there is adequate assembly space available before star-
ting work.
– Ensure that the work area is clean and tidy! Components lying loosely
on one another or lying around the work area can cause accidents.
– If parts were replaced: Ensure correct installation of spare parts.
Mount all the fastening elements properly again. Only use original
spare parts.
– Before turning on again ensure that all covers are properly installed.
WARNING!
If a short circuit occurs in a 230V/400V load, the relay contact can be
fused by the high short-circuit current. This can lead to the continuous
operation of the load. Turn off the circuit breaker in the junction box.
Contact the customer service.
Series FCU2000/3000/4000-IR
Maintenance
35
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