Maintenance Guide
12-28
12-5 Battery Unit
WARNING
To avoid serious personal injury caused by electric
shock, always turn OFF the main switch completely.
Make sure that the main circuit breaker and main switch
of the main unit are turned OFF.
The main switch is a power switch mounted inside the
building and does not mean a switch on the machine
main unit.
WARNING
(1) Before starting the work, take off
necklace, or other metallic object.
(2) Always use tools with insulated grip.
(3) Do not put any tool or metallic part on the battery.
[Functions]
If a power failure occurs, the control box is backed up by
this battery unit through the connected ATX power supply
(EZ146897911).
[DIP switch settings]
There are no DIP switches on the battery unit.
[Replacement procedure]
① Before starting the replacement work, always turn OFF the main power, main circuit breaker,
and main switch.
② Detach the lower discharge guide on the front and the lower cover at the center.
③ Remove SL6040892TN (2 pcs.) and pull the
battery toward you and disconnect the rear connector.
④ Detach the battery support from the battery unit and
replace it with new one. After that, reassemble
the components in the reverse order of disassembly.
[Adjustment items after replacement]
There are no particular adjustment items.
[Replacement timing]
The battery is replaced at reference intervals of three years.
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