45
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INSPECTION
Device function is checked exclusively in TEST mode.
The procedure for putting the device into operation is shown in table No. 6, part "TEST".
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Device switch off
Disconnect the battery by simultaneously pressing and holding the "TEST" and "RESET"
buttons on the front panel of the device.
We turn off the device by interrupting the power supply.
The power supply is interrupted by turning off the upstream circuit breaker (switch) or by
disconnecting the supply cable from the AC supply to the device.
ATTENTION: If the device is switched off for more than 4 months, it is necessary to
connect the device to the network, put it into operation (connect the battery). The
connection time is at least 12 hours, when the backup source (battery) is charged. After
charging, the device must be turned off and can remain switched off again.
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Device Operation
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General requirements
The LES-RACK is designed and manufactured for fully automatic operation. The front panel
contains signal LED elements informing about the status and ongoing processes of the device.
An overview of local signaling is given in table no. 5.
The cover of the device may only be opened by a person authorized by the manufacturer.
There is a risk of electric shock after opening the cover of the device. The user of the
equipment is obliged to designate and have trained the persons responsible for the operation
of the equipment, persons authorized to operate the equipment and persons authorized to
maintain the equipment, who will be thoroughly familiar with this operating manual. Proper
procedures must be in place to instruct maintenance personnel of other equipment so that they
do not activate fire extinguishers during their activities. It is appropriate to prohibit or control
the entry of unauthorized persons into the premises where the LES-RACK device is installed.
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Maintenance
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General requirements
The user must carry out an inspections, ensure a repair plan and keep records of inspections
and repairs. The user is obliged to ensure the prevention of leaks and the immediate repair of
detected leaks according to EC No. 842/2006, Article 3. The permanent ability of the LES-
RACK device to maintain effective performance fully depends on adequate service
procedures with regular testing. Prescribed inspections of the LES-RACK device may only be
performed by persons who meet the required qualification requirements and are authorized by
the manufacturer.
It is not permitted to interfere with parts of circuits, parts connected to the network located
under the cover, as there is an immediate danger of electric shock. Repairs may only be