8(10)
Datum/Date
Rev
Dokumentnr/Documentnr
Uppgjord/Prepared
Dokansv/Godkänd - Doc respons/Approved
Kontr/Checked
Tillhör/Referens-File/Reference
1998-05-29
A
1531-BML 351 048 Uen
INSTALLATION INSTRUCTION
Faktaansvarig - Subject responsible
7
BATTERY REPLACEMENT
Battery replacement should be done while the system
is in operation and running on mains.
NOTE:
Batteries are a threat to the environ-
ment and should be handled with great
care.
Worn out batteries should be taken
care of by recycling specialists.
Make sure they get them!
7.1
Replacing the integrated
battery unit BKB 210 001
The single batteries in the integrated battery unit are
no field replaceable parts. To minimize service time re-
place the whole unit.
1
Unscrew and remove the front cover from
the exchange cabinet.
2
Verify that the unit is running on mains
then turn the circuit breaker of the battery
unit OFF.
3
Disconnect the alarm cables (connectors
(H) and (I)) but not the other cable end.
Unplug the 6-pin connector (A) on the
BML unit which feeds the battery unit.
4
It is now possible to slide out the battery
unit and the 6-pin connector cable will
follow the battery unit out.
5
Install the new battery unit by sliding it into
slot 6 of the exchange cabinet.
6
Make sure the circuit breaker is in the OFF
position and then replace the cables
(H, I, A) removed under 3 and 4.
7
Turn the circuit breaker ON and observe
that the exchange is still operating.
8
Raise the bottom plate, replace the front
cover and tighten the two screws at the
bottom of the front cover on the exchange
cabinets.
9
The replacement of the integrated battery
unit is now complete.
7.2
Replacing batteries in the
battery cabinet BKB 201 002.
When replacing batteries, make sure that all batteries
are replaced at the same time.
WARNING: TAKE CARE WHEN USING
METAL NON-INSULATED TOOLS AS THE
BATTERIES DELIVER HIGH CURRENTS IN
CASE OF SHORT CIRCUIT.
1
Unscrew and remove the front cover from
the battery cabinet.
2
Make sure that the mains voltage is
present, then turn OFF the circuit breaker
in the front of the battery unit
3
Unplug the 6-pin connector (A) on the
BML unit which feeds the battery unit.
4
Pull out the bottom right battery 4 cm and
remove the cable connection on the plus
terminal. Then proceed with the battery
above and remove the minus terminal
connection.
5
Continue with the batteries on the left and
take off the interconnection cable.
6
Remove both batteries from the top and
the bottom of the cabinet as they are con-
nected together, replace them with new
ones and re-install them in reverse man-
ner. Reconnect the 6-pin connector to the
BML unit.
7
Turn the circuit breaker ON and take care
that the exchange continues operation.
8
Raise the bottom plate, replace the front
cover and tighten the two screws at the
bottom of the front cover on the cabinet.
9
The replacement of the batteries is now
complete.