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5.2.3.2 Dismantle the 4 screws.
5.2.3.3 Install the new MBMS inside. And reconnect the cables. Refer
to chapter 3.5.
5.2.3.4 Turn on this MBMS. Refer to chapter 3.6.
Caution: Before pull out the communication cables must
mark the cable number, to avoid cable wrong sequence.
5.3. Battery Maintenance
Danger: The maintenance of battery must be done by
qualified and authorized person only.
Danger: Some maintenance items must shut off at first.
5.3.1. Voltage Inspection
[Periodical Maintenance] Check the voltage of battery system through
the monitor system. Check the system abnormal voltage or not. For
example: Single cell’s voltage is abnormal high or low.
5.3.2. SOC Inspection
[Periodical Maintenance] Check the SOC of battery system through the
monitor system. Check the battery string abnormal SOC or not.
5.3.3. Cables Inspection
[Periodical Maintenance] Visual inspect all the cables of battery
system. Check the cables has broken, aging, getting loose or not.
5.3.4. Balancing
[Periodical Maintenance] The battery strings will become unbalance if
long time not be full charged. Solution: every 3 months should do the
balancing maintenance (charge to full), normally it will be done
automatically by the communication between system and external device.
5.3.5. Output Relay Inspection
[Periodical Maintenance] Under low load condition (low current),
control the output relay OFF and ON to hear the relay has click voice,
that’s mean this relay can off and on normally.
5.3.6. History Inspection
[Periodical Maintenance] Analysis the history record to check has
accident (alarm and protection) or not, and analysis its reason.
5.3.7. Shutdown and Maintenance
[Periodical Maintenance]
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