13.3 LONG TERM MAINTENANCE
ITEM MAINTENANCE METHOD
Power Cables
1. Check whether there is mechanical damage to the
power cable and whether the terminal insulation sleeve has
fallen off; if there is such a phenomenon, please turn off the
battery and carry out maintenance or replacement.
2. Check whether the power cable is loose; if there is any
sign of looseness, use a standard torque wrench to tighten
it.
3. Check the system for loose screws or discoloration of
the copper bus bar; if the screws are loose, tighten them
with a standard torque wrench; if the copper bus bar is
discolored, please contact the manufacturer for after-sales
Once every 6 months
Communication
Cables
1. Check whether the parallel communication cable
terminal is loose, if it is loose, re-tighten it.
2. Check whether the color of the communication cable has
obvious discoloration, if discoloration, shut down the
machine and replace the communication cable.
Once a year
Cabinet
Cleanliness
Check the cleanliness of the front door, back door and
battery module inside the cabinet. If there is dust, dirt, or
debris, clean accordingly.
Once every 6-12 months
System
Running Status
1. Check if all parameters are normal when the system is
running (system voltage, current, temperature, etc.)
2. Check whether the main core components of the system
are normal, (system switches, contactors, etc.,) showing no
faults or warnings.
3. Check whether the system air inlet and outlet are
normal, if there is blockage and congestion, need to clean
Once every 6 months
Charge and
Discharge
Maintenance
Use light loads and shallow charge/discharge to check
whether the SOC, SOH status of the battery is normal
(using the BMS Tools computer software to read); it is
recommended that the depth of discharge and
charge/discharge power should not exceed 20% of the
Once every 6 months
14. BATTERY END OF LIFE
The EG4
®
LifePower4 48V battery is designed to last for more than 15 years when used correctly. We
have worked tirelessly to ensure that our batteries will maintain a charge after thousands of cycles.
However, when it does come time to retire the battery, there are a few things to consider. Lithium iron
phosphate batteries are considered a hazardous material and should not be disposed of by simply
placing them in the trash. There are several websites and organizations that will accept this battery to
recycle at little to no cost to the user. At EG4, we understand that we are working with customers
across the United States and the world. Our recommendation is to go online and search the term
“Lithium Battery Disposal Near Me.” There will likely be an assortment of organizations that can safely
dispose of LFP batteries.
We recommend calling ahead of time to ensure that the location is still open and accepting
material.
If users are unable to locate a disposal location safely, EG4 is here to help. Before dumping the battery
or disposing of it incorrectly, please contact our customer service team for assistance.
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